{"id":3099,"date":"2023-08-31T09:26:04","date_gmt":"2023-08-31T01:26:04","guid":{"rendered":"https:\/\/xinchewhd.com.cn\/?p=3099"},"modified":"2023-08-31T09:26:04","modified_gmt":"2023-08-31T01:26:04","slug":"%e8%ae%b0%e4%b8%80%e6%ac%a1-jvm-cpu-%e4%bd%bf%e7%94%a8%e7%8e%87%e9%a3%99%e9%ab%98%e9%97%ae%e9%a2%98%e7%9a%84%e6%8e%92%e6%9f%a5%e8%bf%87%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/xinchewhd.com.cn\/index.php\/uncategorized\/%e8%ae%b0%e4%b8%80%e6%ac%a1-jvm-cpu-%e4%bd%bf%e7%94%a8%e7%8e%87%e9%a3%99%e9%ab%98%e9%97%ae%e9%a2%98%e7%9a%84%e6%8e%92%e6%9f%a5%e8%bf%87%e7%a8%8b\/","title":{"rendered":"\u8bb0\u4e00\u6b21 JVM CPU \u4f7f\u7528\u7387\u98d9\u9ad8\u95ee\u9898\u7684\u6392\u67e5\u8fc7\u7a0b"},"content":{"rendered":"<p style=\"margin-bottom: 0px; text-wrap: wrap; outline: 0px; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; letter-spacing: 0.544px; color: #222222; background-color: #ffffff; visibility: visible;\" data-mpa-powered-by=\"yiban.io\"><strong style=\"outline: 0px; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 18px; letter-spacing: 0.544px; visibility: visible;\">\u5927\u5bb6\u597d\uff0c\u6211\u662f\u78ca\u54e5\u3002<\/strong><\/p>\n<h1 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; letter-spacing: normal; text-align: left; text-wrap: wrap; color: #ffa900;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u95ee\u9898\u73b0\u8c61<\/h1>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u9996\u5148\uff0c\u6211\u4eec\u4e00\u8d77\u770b\u770b\u901a\u8fc7 VisualVM \u76d1\u63a7\u5230\u7684\u673a\u5668 CPU \u4f7f\u7528\u7387\u56fe\uff1a<br \/>\n<img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-26\/202308310924265757b3383.png?wx_fmt=png&amp;random=0.2274315190459355\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.4379746835443038\" data-type=\"png\" data-w=\"395\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-26\/202308310924265757b3383.png?wx_fmt=png&amp;random=0.2274315190459355\" data-ratio=\"0.4379746835443038\" data-type=\"png\" data-w=\"395\" \/><\/noscript><br \/>\n\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5728\u00a0<strong style=\"color: black;\">\u4e0b\u53483:45<\/strong>\u00a0\u5206\u4e4b\u524d\uff0cCPU \u7684\u4f7f\u7528\u7387\u660e\u663e\u98d9\u9ad8\uff0c\u6700\u9ad8\u98d9\u5230\u8fd1 100%\uff0c\u4e3a\u4ec0\u4e48\u4f1a\u51fa\u73b0\u8fd9\u6837\u7684\u73b0\u8c61\u5462\uff1f<\/p>\n<h1 style=\"margin-top: 30px; margin-bottom: 15px; font-weight: bold; font-size: 18px; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; letter-spacing: normal; text-align: left; text-wrap: wrap; color: #ffa900;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u6392\u67e5\u8fc7\u7a0b<\/h1>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong style=\"color: black;\">Step 1<\/strong>\uff1a\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">top<\/code>\u547d\u4ee4\uff0c\u67e5\u8be2\u8d44\u6e90\u5360\u7528\u60c5\u51b5\uff1a<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; color: #000000; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-26\/2023083109242693931fe2a.png?wx_fmt=png&amp;random=0.2258620884509932\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.4075829383886256\" data-type=\"png\" data-w=\"633\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-26\/2023083109242693931fe2a.png?wx_fmt=png&amp;random=0.2258620884509932\" data-ratio=\"0.4075829383886256\" data-type=\"png\" data-w=\"633\" \/><\/noscript><figcaption style=\"margin-top: 5px; text-align: center; color: #888888; font-size: 14px;\">\u00a0<\/figcaption><\/figure>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u4e0a\u56fe\u6240\u793a<span style=\"color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px; letter-spacing: normal; text-align: left; white-space: pre-line; outline: 0px; background-color: #ffffff; visibility: visible;\">\uff0c<\/span><a style=\"color: var(--weui-link); font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px; text-align: left; white-space: pre-line; outline: 0px; cursor: pointer; background-color: #ffffff; letter-spacing: 0.544px; visibility: visible;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247535848&amp;idx=1&amp;sn=61d695a75d523d5e78ecd9539146c044&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><span style=\"outline: 0px; color: #4a4a4a; visibility: visible;\">\u5206\u4eab\u4e00\u5957 181G\u89c6\u9891\u7684Java\u67b6\u6784\u5e08\u8bfe\u7a0b\uff0c\u7d2f\u8ba1\u66f4\u65b0\u65f6\u957f1000+\u4e2a\u5c0f\u65f6<\/span><\/a><span style=\"color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px; text-align: left; white-space: pre-line; outline: 0px; background-color: #ffffff; letter-spacing: 0.578px; visibility: visible;\">\uff0c<\/span>\u663e\u793a\u4e86\u670d\u52a1\u5668\u5f53\u524d\u7684\u8d44\u6e90\u5360\u7528\u60c5\u51b5\uff0c\u5176\u4e2d<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">PID<\/code>\u4e3a<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">5456<\/code>\u7684\u8fdb\u7a0b\u5360\u7528\u7684\u8d44\u6e90\u6700\u591a\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">top -p PID<\/code>\u547d\u4ee4\uff0c\u67e5\u8be2\u6307\u5b9a<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">PID<\/code>\u7684\u8d44\u6e90\u5360\u7528\u60c5\u51b5\uff1a<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; color: #000000; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-26\/202308310924265151d3483.png?wx_fmt=png&amp;random=0.10898269342693445\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.3554421768707483\" data-type=\"png\" data-w=\"588\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-26\/202308310924265151d3483.png?wx_fmt=png&amp;random=0.10898269342693445\" data-ratio=\"0.3554421768707483\" data-type=\"png\" data-w=\"588\" \/><\/noscript><figcaption style=\"margin-top: 5px; text-align: center; color: #888888; font-size: 14px;\">\u00a0<\/figcaption><\/figure>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong style=\"color: black;\">Step 2<\/strong>\uff1a\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">ps -mp PID -o THREAD,tid,time<\/code>\u547d\u4ee4\uff0c\u67e5\u8be2\u8be5\u8fdb\u7a0b\u7684\u7ebf\u7a0b\u60c5\u51b5\uff1a<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; height: 241px; display: block; width: 578px;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-27\/2023083109242729294dc93.png?wx_fmt=png&amp;random=0.00926889498657868\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.4170403587443946\" data-type=\"png\" data-w=\"446\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; height: 241px; display: block; width: 578px;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-27\/2023083109242729294dc93.png?wx_fmt=png&amp;random=0.00926889498657868\" data-ratio=\"0.4170403587443946\" data-type=\"png\" data-w=\"446\" \/><\/noscript><br \/>\n\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">ps -mp PID -o THREAD,tid,time | sort -rn<\/code>\u547d\u4ee4\uff0c\u5c06\u8be5\u8fdb\u7a0b\u4e0b\u7684\u7ebf\u7a0b\u6309\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u5012\u5e8f\u5c55\u793a\uff1a<br \/>\n<img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; height: 154px; display: block; width: 578px;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-27\/202308310924276262827ce.png?wx_fmt=png&amp;random=0.4852161880373016\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.2669172932330827\" data-type=\"png\" data-w=\"532\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; height: 154px; display: block; width: 578px;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-27\/202308310924276262827ce.png?wx_fmt=png&amp;random=0.4852161880373016\" data-ratio=\"0.2669172932330827\" data-type=\"png\" data-w=\"532\" \/><\/noscript><\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong style=\"color: black;\">Step 3<\/strong>\uff1a\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">printf \"%x\\n\" PID<\/code>\u547d\u4ee4\uff0c\u5c06<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">PID<\/code>\u8f6c\u4e3a\u5341\u516d\u8fdb\u5236\u7684<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">TID<\/code>\uff1a<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; color: #000000; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; height: 166px; display: block; width: 578px;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-28\/202308310924289f9f12b66.png?wx_fmt=png&amp;random=0.7374461603488394\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.2872628726287263\" data-type=\"png\" data-w=\"369\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; height: 166px; display: block; width: 578px;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-28\/202308310924289f9f12b66.png?wx_fmt=png&amp;random=0.7374461603488394\" data-ratio=\"0.2872628726287263\" data-type=\"png\" data-w=\"369\" \/><\/noscript><figcaption style=\"margin-top: 5px; text-align: center; color: #888888; font-size: 14px;\">\u00a0<\/figcaption><\/figure>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4e4b\u6240\u4ee5\u9700\u8981\u5c06<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">PID<\/code>\u8f6c\u4e3a\u5341\u516d\u8fdb\u5236\u662f\u56e0\u4e3a\u5728\u5806\u6808\u4fe1\u606f\u4e2d\uff0c<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">PID<\/code>\u662f\u4ee5\u5341\u516d\u8fdb\u5236\u5f62\u5f0f\u5b58\u5728\u7684\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><strong style=\"color: black;\">Step 4<\/strong>\uff1a\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">jstack PID | grep TID -A 100<\/code>\u547d\u4ee4\uff0c\u67e5\u8be2\u5806\u6808\u4fe1\u606f\uff1a<\/p>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; color: #000000; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-28\/2023083109242808084eca5.png?wx_fmt=png&amp;random=0.9824117699196464\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.3722627737226277\" data-type=\"png\" data-w=\"959\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-28\/2023083109242808084eca5.png?wx_fmt=png&amp;random=0.9824117699196464\" data-ratio=\"0.3722627737226277\" data-type=\"png\" data-w=\"959\" \/><\/noscript><figcaption style=\"margin-top: 5px; text-align: center; color: #888888; font-size: 14px;\">\u00a0<\/figcaption><\/figure>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u663e\u793a\u8be5\u8fdb\u7a0b\u4e0b\u591a\u4e2a\u7ebf\u7a0b\u5747\u5904\u4e8e<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">TIMED_WAITING<\/code>\u72b6\u6001\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u867d\u7136\u7ebf\u7a0b\u5904\u4e8e<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">WAITING<\/code>\u6216\u8005<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">TIMED_WAITING<\/code>\u72b6\u6001\u90fd\u4e0d\u4f1a\u6d88\u8017 CPU<span style=\"color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px; letter-spacing: normal; text-align: left; white-space: pre-line; outline: 0px; background-color: #ffffff; visibility: visible;\">\uff0c<\/span><a style=\"color: var(--weui-link); font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px; text-align: left; white-space: pre-line; outline: 0px; cursor: pointer; background-color: #ffffff; letter-spacing: 0.544px; visibility: visible;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247535848&amp;idx=1&amp;sn=61d695a75d523d5e78ecd9539146c044&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><span style=\"outline: 0px; color: #4a4a4a; visibility: visible;\">\u5206\u4eab\u4e00\u5957 181G\u89c6\u9891\u7684Java\u67b6\u6784\u5e08\u8bfe\u7a0b\uff0c\u7d2f\u8ba1\u66f4\u65b0\u65f6\u957f1000+\u4e2a\u5c0f\u65f6<\/span><\/a><span style=\"color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px; text-align: left; white-space: pre-line; outline: 0px; background-color: #ffffff; letter-spacing: 0.578px; visibility: visible;\">\uff0c<\/span>\u4f46\u662f\u7ebf\u7a0b\u9891\u7e41\u7684\u6302\u8d77\u548c\u5524\u9192\u5374\u4f1a\u6d88\u8017 CPU\uff0c\u800c\u4e14\u4ee3\u4ef7\u9ad8\u6602\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u800c\u4e0a\u9762\u4e4b\u6240\u4ee5\u4f1a\u51fa\u73b0 CPU \u4f7f\u7528\u7387\u98d9\u9ad8\u7684\u60c5\u51b5\uff0c\u5219\u662f\u56e0\u4e3a\u6709\u4eba\u5728\u505a\u538b\u6d4b\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u7279\u522b\u5730\uff0c\u5728 mock \u5e95\u5c42\u63a5\u53e3\u7684\u65f6\u5019\uff0c\u4f7f\u7528\u4e86\u7c7b\u4f3c<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">TimeUnit.SECONDS.sleep(1)<\/code>\u8fd9\u6837\u7684\u8bed\u53e5\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u81f3\u4e8e\u4e3a\u4f55\u5728\u00a0<strong style=\"color: black;\">\u4e0b\u53483:45<\/strong>\u00a0\u5206\u4e4b\u540e\uff0cCPU \u7684\u4f7f\u7528\u7387\u964d\u4e0b\u6765\u4e86\uff0c\u5219\u662f\u56e0\u4e3a\u505c\u6b62\u4e86\u538b\u6d4b\u3002<\/p>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u9664\u6b64\u4e4b\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">jinfo<\/code>\u548c<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">jstat<\/code>\u547d\u4ee4\u6765\u67e5\u8be2 Java \u8fdb\u7a0b\u7684\u542f\u52a8\u53c2\u6570\u4ee5\u53ca GC \u60c5\u51b5\uff1a<\/p>\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 25px; width: 577.422px; color: #000000; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; font-size: 15px; color: #4a4a4a;\">\u4f7f\u7528jinfo PID\u547d\u4ee4\uff0c\u67e5\u8be2\u542f\u52a8\u53c2\u6570\uff1a<\/section>\n<\/li>\n<\/ul>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-29\/2023083109242974741c01b.png?wx_fmt=png&amp;random=0.49046542971533125\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.44351851851851853\" data-type=\"png\" data-w=\"1080\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-29\/2023083109242974741c01b.png?wx_fmt=png&amp;random=0.49046542971533125\" data-ratio=\"0.44351851851851853\" data-type=\"png\" data-w=\"1080\" \/><\/noscript><br \/>\n\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4f7f\u7528\u8be5\u547d\u4ee4\u6211\u4eec\u4e3b\u8981\u662f\u4e3a\u4e86\u67e5\u8be2\u542f\u52a8\u53c2\u6570\uff0c\u5982\u521d\u59cb\u5316\u5806\u5927\u5c0f\u3001\u5783\u573e\u56de\u6536\u5668\u7b49\u914d\u7f6e\u3002<\/p>\n<ul class=\"list-paddingleft-1\" style=\"margin-top: 8px; margin-bottom: 8px; padding-left: 25px; width: 577.422px; color: #000000; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\n<li>\n<section style=\"margin-top: 5px; margin-bottom: 5px; line-height: 26px; font-size: 15px; color: #4a4a4a;\">\u4f7f\u7528jstat -gcutil PID 1000\u547d\u4ee4\uff0c\u67e5\u8be2 GC \u60c5\u51b5\uff1a<\/section>\n<\/li>\n<\/ul>\n<figure style=\"margin-top: 10px; margin-bottom: 10px; color: #000000; font-family: Roboto, Oxygen, Ubuntu, Cantarell, PingFangSC-regular, PingFangTC-regular, 'Open Sans', 'Helvetica Neue', sans-serif; font-size: 16px; letter-spacing: normal; text-align: left; text-wrap: wrap; display: flex; flex-direction: column; justify-content: center; align-items: center;\" data-tool=\"mdnice\u7f16\u8f91\u5668\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"margin-right: auto; margin-left: auto; display: block;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-29\/20230831092429dbdb177d3.png?wx_fmt=png&amp;random=0.4668090275681216\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"0.36018518518518516\" data-type=\"png\" data-w=\"1080\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"margin-right: auto; margin-left: auto; display: block;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-29\/20230831092429dbdb177d3.png?wx_fmt=png&amp;random=0.4668090275681216\" data-ratio=\"0.36018518518518516\" data-type=\"png\" data-w=\"1080\" \/><\/noscript><figcaption style=\"margin-top: 5px; text-align: center; color: #888888; font-size: 14px;\">\u00a0<\/figcaption><\/figure>\n<p style=\"margin-bottom: 0px; padding-top: 8px; padding-bottom: 8px; letter-spacing: normal; text-align: left; text-wrap: wrap; line-height: 26px; font-size: 15px; color: #4a4a4a; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\" data-tool=\"mdnice\u7f16\u8f91\u5668\">\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u663e\u793a\u4e86<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">PID<\/code>\u4e3a<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">20567<\/code>\u7684 Java \u8fdb\u7a0b\u6bcf\u79d2\u7684 GC \u60c5\u51b5\uff0c\u5176\u4e2d<code style=\"margin-right: 2px; margin-left: 2px; padding: 2px 4px; font-size: 14px; border-radius: 4px; background-color: rgba(27, 31, 35, 0.05); font-family: 'Operator Mono', Consolas, Monaco, Menlo, monospace; word-break: break-all; color: #0080ff;\">1000<\/code>\u8868\u793a GC \u72b6\u6001\u7684\u66f4\u65b0\u9891\u7387\uff0c\u5355\u4f4d\u4e3a\u6beb\u79d2\u3002<\/p>\n<section style=\"margin-bottom: 0px; letter-spacing: 0.578px; text-wrap: wrap; line-height: 3em;\"><\/section>\n<section style=\"margin-bottom: 0px; text-wrap: wrap; outline: 0px; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; letter-spacing: 0.544px; background-color: #ffffff; text-align: center;\"><\/section>\n<section style=\"margin-bottom: 0px; text-wrap: wrap; outline: 0px; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; letter-spacing: 0.544px; background-color: #ffffff; text-align: center;\"><strong style=\"color: #333333; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; letter-spacing: 0.578px;\"><img decoding=\"async\" class=\"rich_pages wxw-img lazyload\" style=\"height: 51px; width: 51px;\" data-src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-30\/202308310924301c1ceb833.png?wx_fmt=gif&amp;wxfrom=5&amp;wx_lazy=1\" src=\"https:\/\/s.nmxc.ltd\/sakurairo_vision\/@2.6\/load_svg\/inload.svg\" onerror=\"imgError(this)\" data-ratio=\"1\" data-w=\"400\" \/><noscript><img decoding=\"async\" class=\"rich_pages wxw-img\" style=\"height: 51px; width: 51px;\" src=\"https:\/\/wp-moto-1258805347.cos.ap-shanghai.myqcloud.com\/default\/nine\/2023-08-31\/09-24-30\/202308310924301c1ceb833.png?wx_fmt=gif&amp;wxfrom=5&amp;wx_lazy=1\" data-ratio=\"1\" data-w=\"400\" \/><\/noscript><\/strong><\/section>\n<section style=\"white-space: pre-wrap; outline: 0px; color: #3e3e3e; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 14px; font-weight: bold; letter-spacing: 0.544px; orphans: 4; widows: 1; word-spacing: 2px; caret-color: #a3a3a3; background-color: #ffffff; text-align: center; margin-bottom: 0px;\"><span style=\"outline: 0px; font-size: 18px; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;\">?<\/span><span style=\"outline: 0px; font-size: 18px; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; color: #000000;\">\u78ca\u54e5\u79c1\u85cf\u7cbe\u54c1\u00a0 \u70ed\u95e8\u63a8\u8350<\/span><span style=\"outline: 0px; font-size: 18px; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;\">?<\/span><\/section>\n<section style=\"white-space: pre-wrap; outline: 0px; color: #3e3e3e; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; font-size: 14px; font-weight: bold; letter-spacing: 0.544px; orphans: 4; widows: 1; word-spacing: 2px; caret-color: #a3a3a3; background-color: #ffffff; text-align: center; margin-bottom: 0px;\"><span style=\"outline: 0px; font-size: 18px; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;\"><br \/>\n<\/span><\/section>\n<section style=\"letter-spacing: 0.578px; text-wrap: wrap; outline: 0px; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; caret-color: rgba(0, 0, 0, 0.9); text-size-adjust: inherit; background-color: #ffffff; text-align: left; margin-bottom: 0px;\"><a href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247535848&amp;idx=1&amp;sn=61d695a75d523d5e78ecd9539146c044&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><span style=\"color: #000000;\"><span style=\"font-size: 15px;\">\u78ca\u54e5\u8054\u5408\u516c\u53f8\u5408\u4f19\u4eba\uff0c\u4e00\u7ebf\u5927\u5382\u5728\u804c\u67b6\u6784\u5e08\u8017\u65f69\u4e2a\u6708\u8054\u5408\u6253\u9020<\/span><span style=\"outline: 0px; font-family: 'Helvetica Neue', Helvetica, 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif; font-size: 15px;\">\u4e86<\/span><\/span><span style=\"color: #0052ff; outline: 0px; font-size: 15px; text-decoration: underline;\"><strong style=\"outline: 0px;\">\u300a<\/strong><strong style=\"outline: 0px;\">2023\u5e74Java\u9ad8\u7ea7\u67b6\u6784\u5e08\u8bfe\u7a0b\u300b<\/strong><\/span><span style=\"color: #000000; font-size: 15px; outline: 0px;\"><span style=\"outline: 0px; letter-spacing: 0.578px;\">\u672c\u8bfe\u7a0b\u5bf9\u6807\u5916\u97623\u4e07\u5de6\u53f3\u7684\u67b6\u6784\u57f9\u8bad\u8bfe\u7a0b\uff0c\u520610\u4e2a\u9636\u6bb5\uff0c\u76ee<\/span>\u524d\u5df2\u7ecf\u66f4\u65b0\u4e86<\/span><span style=\"outline: 0px; font-size: 15px; color: #ff2941;\"><strong style=\"outline: 0px;\">181G<\/strong><\/span><span style=\"color: #000000; font-size: 15px; outline: 0px;\">\u89c6\u9891\uff0c\u5df2\u7ecf\u66f4\u65b0<\/span><span style=\"outline: 0px; font-size: 15px; color: #ff2941;\"><strong style=\"outline: 0px;\">1000+<\/strong><\/span><span style=\"color: #000000; font-size: 15px; outline: 0px;\">\u4e2a\u5c0f\u65f6\u89c6\u9891\uff0c<\/span><span style=\"outline: 0px; font-size: 15px; color: #ff2941;\"><strong style=\"outline: 0px;\">\u4e00\u6b21\u8d2d\u4e70\uff0c\u6301\u7eed\u66f4\u65b0\uff0c\u65e0\u97002\u6b21\u4ed8\u8d39<\/strong><\/span><\/a><\/section>\n<section style=\"letter-spacing: 0.578px; text-wrap: wrap; outline: 0px; font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif; caret-color: rgba(0, 0, 0, 0.9); text-size-adjust: inherit; background-color: #ffffff; text-align: left; margin-bottom: 0px;\"><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: #4a4a4a; outline: 0px; cursor: pointer; font-size: 15px; text-align: left; font-family: \u5fae\u8f6f\u96c5\u9ed1, 'Microsoft YaHei';\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247499817&amp;idx=1&amp;sn=6b236ae8985b84a17bf0c8595f8a5c20&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><span style=\"outline: 0px;\"><strong style=\"outline: 0px; word-spacing: 1px; color: #000000; font-size: 14px; letter-spacing: 1px; white-space-collapse: preserve-breaks; font-family: Avenir, -apple-system-font, \u5fae\u8f6f\u96c5\u9ed1, sans-serif;\"><span style=\"outline: 0px; text-align: right; font-size: 20px; font-family: \u5fae\u8f6f\u96c5\u9ed1, 'Microsoft YaHei';\">\u8fd1\u671f\u6280\u672f\u70ed\u6587<\/span><\/strong><\/span><\/a><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: #0052ff; font-size: 14px;\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247537816&amp;idx=1&amp;sn=229ab2b1e3dffb8bebea59badf7bdf31&amp;chksm=ebef6ac0dc98e3d6c9d39850cfe6e38036a294a617b289d954fb90d05c9f6a1d50dc8315f379&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-itemshowtype=\"0\" data-linktype=\"2\" rel=\"nofollow\" >\u79d1\u5927\u8baf\u98de\uff0c\u8fd9\u6b21\u6342\u4e0d\u4f4f\u4e86\uff08\u81ea\u7206\u4e86\uff09<\/a><\/p>\n<\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: #0052ff; letter-spacing: 0.544px; font-size: 14px;\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247537816&amp;idx=1&amp;sn=229ab2b1e3dffb8bebea59badf7bdf31&amp;chksm=ebef6ac0dc98e3d6c9d39850cfe6e38036a294a617b289d954fb90d05c9f6a1d50dc8315f379&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-itemshowtype=\"0\" data-linktype=\"2\" rel=\"nofollow\" >\u79d1\u5927\u8baf\u98de\uff0c\u8fd9\u6b21\u6342\u4e0d\u4f4f\u4e86\uff08\u81ea\u7206\u4e86\uff09<\/a><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: #0052ff; letter-spacing: 0.544px; font-size: 14px;\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247537816&amp;idx=1&amp;sn=229ab2b1e3dffb8bebea59badf7bdf31&amp;chksm=ebef6ac0dc98e3d6c9d39850cfe6e38036a294a617b289d954fb90d05c9f6a1d50dc8315f379&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-itemshowtype=\"0\" data-linktype=\"2\" rel=\"nofollow\" >\u79d1\u5927\u8baf\u98de\uff0c\u8fd9\u6b21\u6342\u4e0d\u4f4f\u4e86\uff08\u81ea\u7206\u4e86\uff09<\/a><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: #0052ff; letter-spacing: 0.544px; font-size: 14px;\" href=\"http:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247537816&amp;idx=1&amp;sn=229ab2b1e3dffb8bebea59badf7bdf31&amp;chksm=ebef6ac0dc98e3d6c9d39850cfe6e38036a294a617b289d954fb90d05c9f6a1d50dc8315f379&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-itemshowtype=\"0\" data-linktype=\"2\" rel=\"nofollow\" >\u79d1\u5927\u8baf\u98de\uff0c\u8fd9\u6b21\u6342\u4e0d\u4f4f\u4e86\uff08\u81ea\u7206\u4e86\uff09<\/a><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: var(--weui-link); letter-spacing: 0.544px; outline: 0px; cursor: pointer; font-size: 16px; text-align: left; word-spacing: 1px; font-family: \u5fae\u8f6f\u96c5\u9ed1, 'Microsoft YaHei';\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247500365&amp;idx=1&amp;sn=7abfd8b30427d4ac15bb351c3dbb640c&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><strong style=\"outline: 0px; letter-spacing: 0.544px; font-size: 13px; color: #ff2941;\"><span style=\"outline: 0px; font-size: 20px;\">\u7b2c3\u7248\uff1a\u4e92\u8054\u7f51\u5927\u5382\u9762\u8bd5\u9898<\/span><\/strong><\/a><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"color: #888888; letter-spacing: 0.544px; text-align: left; word-spacing: 1px; outline: 0px; cursor: pointer; font-family: \u5fae\u8f6f\u96c5\u9ed1, 'Microsoft YaHei'; font-size: 12px;\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247500365&amp;idx=1&amp;sn=7abfd8b30427d4ac15bb351c3dbb640c&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><span style=\"font-size: 12px;\">\u5305\u62ec Java \u96c6\u5408\u3001JVM\u3001\u591a\u7ebf\u7a0b\u3001\u5e76\u53d1\u7f16\u7a0b\u3001\u8bbe\u8ba1\u6a21\u5f0f\u3001\u7b97\u6cd5\u8c03\u4f18\u3001Spring\u5168\u5bb6\u6876\u3001Java\u3001MyBatis\u3001ZooKeeper\u3001Dubbo\u3001Elasticsearch\u3001Memcached\u3001MongoDB\u3001Redis\u3001MySQL\u3001RabbitMQ\u3001Kafka\u3001Linux\u3001Netty\u3001Tomcat\u3001Python\u3001HTML\u3001CSS\u3001Vue\u3001React\u3001JavaScript\u3001Android \u5927\u6570\u636e\u3001\u963f\u91cc\u5df4\u5df4\u7b49\u5927\u5382\u9762\u8bd5\u9898\u7b49\u3001\u7b49\u6280\u672f\u6808\uff01<\/span><\/a><\/section>\n<section style=\"margin-bottom: 10px; text-wrap: wrap; outline: 0px; letter-spacing: 0.544px; color: #333333; background-color: #ffffff; font-family: -apple-system, BlinkMacSystemFont, 'Helvetica Neue', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei UI', 'Microsoft YaHei', Arial, sans-serif;\"><a style=\"letter-spacing: 0.544px; white-space-collapse: preserve-breaks; font-size: 14px; word-spacing: 1px; outline: 0px; cursor: pointer; font-family: \u5fae\u8f6f\u96c5\u9ed1, 'Microsoft YaHei';\" href=\"https:\/\/mp.weixin.qq.com\/s?__biz=MzI4NTM1NDgwNw==&amp;mid=2247500365&amp;idx=1&amp;sn=7abfd8b30427d4ac15bb351c3dbb640c&amp;scene=21#wechat_redirect\" target=\"_blank\" rel=\"noopener\" data-linktype=\"2\" rel=\"nofollow\" ><span style=\"outline: 0px;\"><span style=\"outline: 0px; cursor: pointer; color: #ff2941; font-size: 18px;\"><strong style=\"outline: 0px;\">\u9605\u8bfb\u539f\u6587\uff1a<\/strong><\/span><span style=\"outline: 0px; cursor: pointer; color: #000000; letter-spacing: 0.544px; background-color: #fffb00; font-size: 18px;\"><strong style=\"outline: 0px;\">\u00a0\u9ad8\u6e05<\/strong><strong style=\"outline: 0px;\">\u00a07701\u9875\u5927\u5382\u9762\u8bd5\u9898\u00a0 PDF<\/strong><\/span><\/span><\/a><\/section>\n<p style=\"display: none;\">\n<p>\u672c\u7bc7\u6587\u7ae0\u6765\u6e90\u4e8e\u5fae\u4fe1\u516c\u4f17\u53f7\uff1a\u4f5c\u8005\uff1a\u67b6\u6784\u5e08\u4e13\u680f \u67b6\u6784\u5e08\u4e13\u680f \u5fae\u4fe1\u53f7 tech_column \u529f\u80fd\u4ecb\u7ecd \u4e13\u6ce8\u539f\u521b\uff0c\u67b6\u6784\u8bbe\u8ba1\uff0cJava\u540e\u7aef\u3001\u5fae\u670d\u52a1\u3001\u7b97\u6cd5\u3001\u6280\u672f\u6808 \u53d1\u8868\u4e8e<br \/>\n\u8f6c\u8f7d\u5730\u5740\uff1ahttps:\/\/mp.weixin.qq.com\/s\/RGpinhtcXFM1goj5GLc_mg<\/p>\n","raw":"","protected":false},"excerpt":{"rendered":"<p>\u5927\u5bb6\u597d\uff0c\u6211\u662f\u78ca\u54e5\u3002 \u95ee\u9898\u73b0\u8c61 \u9996\u5148\uff0c\u6211\u4eec\u4e00\u8d77\u770b\u770b\u901a\u8fc7 VisualVM \u76d1\u63a7\u5230\u7684\u673a\u5668 CPU \u4f7f\u7528\u7387\u56fe\uff1a \u5982\u4e0a\u56fe\u6240\u793a\uff0c\u5728\u00a0\u4e0b\u53483: 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