{"id":26661,"date":"2025-04-19T16:31:02","date_gmt":"2025-04-19T08:31:02","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/26661.html"},"modified":"2025-04-19T16:31:02","modified_gmt":"2025-04-19T08:31:02","slug":"%e3%80%90%e7%9b%91%e6%8e%a7%e5%b7%a5%e5%85%b7sampler%e3%80%91%e8%bf%98%e5%9c%a8%e7%94%a8%e5%91%bd%e4%bb%a4%e8%a1%8c%e6%9f%a5%e7%9c%8b%e6%9c%8d%e5%8a%a1%e5%99%a8%e7%8a%b6%e6%80%81%ef%bc%9f%e8%af%95","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/26661.html","title":{"rendered":"\u3010\u76d1\u63a7\u5de5\u5177Sampler\u3011\u8fd8\u5728\u7528\u547d\u4ee4\u884c\u67e5\u770b\u670d\u52a1\u5668\u72b6\u6001\uff1f\u8bd5\u8bd5\u8fd9\u6b3e\u76d1\u63a7\u5de5\u5177\u5427\uff0c\u76f4\u89c2\u53c8\u6613\u7528\uff01"},"content":{"rendered":"

\u6211\u4eec\u5728\u67e5\u770b\u670d\u52a1\u5668\u8fd0\u884c\u72b6\u6001\u65f6，\u9664\u4e86\u4f7f\u7528\u547d\u4ee4\u884c\u8fd8\u662f\u547d\u4ee4\u884c\u3002\u90a3\u4e48\u6709\u4ec0\u4e48\u529e\u6cd5\u53ef\u4ee5\u4e0d\u7528\u547d\u4ee4\u884c，\u76f4\u89c2\u5730\u67e5\u770b\u670d\u52a1\u5668\u7684CPU\u3001\u5185\u5b58\u3001\u7f51\u7edc\u3001\u5bb9\u5668\u8fd0\u884c\u72b6\u6001\u7b49\u4fe1\u606f\u5462？\u4eca\u5929\u7ed9\u5927\u5bb6\u5206\u4eab\u4e00\u6b3e\u597d\u7528\u7684\u670d\u52a1\u5668\u76d1\u63a7\u5de5\u5177Sampler，\u4f7f\u7528\u5b83\u80fd\u5feb\u901f\u65b9\u4fbf\u5730\u67e5\u770b\u8fd9\u4e9b\u4fe1\u606f，\u5e0c\u671b\u5bf9\u5927\u5bb6\u6709\u6240\u5e2e\u52a9！<\/p>\n

Sampler\u7b80\u4ecb<\/h2>\n

Sampler\u662f\u4e00\u6b3e\u57fa\u4e8eshell\u547d\u4ee4\u7684\u53ef\u89c6\u5316\u76d1\u63a7\u5de5\u5177，\u901a\u8fc7\u7b80\u5355\u7684YAML\u6587\u4ef6\u6765\u8fdb\u884c\u914d\u7f6e\u5373\u53ef\u5b9e\u73b0\u76d1\u63a7，\u76ee\u524d\u5728Github\u4e0a\u5df2\u670912k+Star\u3002\u4e0b\u9762\u662f\u4f7f\u7528Sampler\u6765\u8fdb\u884c\u670d\u52a1\u5668\u72b6\u6001\u76d1\u63a7\u7684\u6548\u679c\u56fe，\u770b\u8d77\u6765\u8fd8\u662f\u633a\u70ab\u9177\u7684！ \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u5b89\u88c5<\/h2>\n

Sampler\u7684\u5b89\u88c5\u975e\u5e38\u7b80\u5355，\u8fd9\u91cc\u4ee5Linux\u7cfb\u7edf\u4e3a\u4f8b，\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4\u4e0b\u8f7dSampler\u7684\u5b89\u88c5\u5305；<\/p>\n

# \u4e0b\u8f7dsampler\u7684\u5b89\u88c5\u5305\u4fdd\u5b58\u5230\/usr\/local\/bin\u76ee\u5f55\u4e0b<\/span>
\nsudo wget https:\/<\/span>\/<\/span>github.<\/span>com\/sqshq\/sampler\/releases\/download\/v1.<\/span>1.<\/span>0\/sampler-1.<\/span>1.<\/span>0-linux-amd64 –<\/span>O \/<\/span>usr\/local\/bin\/sampler
\n# \u7ed9\u5b89\u88c5\u5305\u6dfb\u52a0\u6267\u884c\u6743\u9650<\/span>
\nsudo chmod +<\/span>x \/<\/span>usr\/local\/bin\/sampler<\/p>\n

\u5b89\u88c5\u5b8c\u6210\u540e\u5728\/usr\/local\/bin\u76ee\u5f55\u4e0b，\u5c31\u6709\u4e00\u4e2a\u53ef\u6267\u884c\u7684sampler\u6587\u4ef6\u4e86\u3002 \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\"<\/p>\n

\u4f7f\u7528<\/h2>\n

Sampler\u7684\u4f7f\u7528\u975e\u5e38\u7b80\u5355，\u53ea\u8981\u5728yaml\u6587\u4ef6\u4e2d\u914d\u7f6e\u597d\u76d1\u63a7\u811a\u672c，\u7136\u540e\u4f7f\u7528\u5982\u4e0b\u547d\u4ee4\u6267\u884c\u5373\u53ef；<\/p>\n

# \u914d\u7f6e\u6587\u4ef6\u9700\u8981\u6dfb\u52a0\u53ef\u6267\u884c\u6743\u9650<\/span>
\nchmod +<\/span>x config.<\/span>yml
\n# \u7136\u540e\u901a\u8fc7\u914d\u7f6e\u6587\u4ef6\u542f\u52a8Sampler<\/span>
\nsampler –<\/span>c config.<\/span>yml<\/p>\n

\u5982\u679c\u4f60\u60f3\u67e5\u770b\u670d\u52a1\u5668CPU\u548c\u53ef\u7528\u5185\u5b58\u60c5\u51b5，\u53ef\u4ee5\u5728config.yml\u6587\u4ef6\u4e2d\u6dfb\u52a0\u5982\u4e0b\u811a\u672c，\u7136\u540e\u4f7f\u7528\u4e0a\u9762\u7684\u547d\u4ee4\u6765\u8fd0\u884c；<\/p>\n

sparklines:
\n –<\/span> title: CPU usage(<\/span>%<\/span>)<\/span>
\n rate-ms: 200
\n scale: 0
\n sample: ps<\/span> –<\/span>A –<\/span>o %<\/span>cpu |<\/span> awk '{s+=$1} END {print s}'<\/span>
\n –<\/span> title: RAM free(<\/span>MB)<\/span>
\n rate-ms: 200
\n scale: 0
\n sample: free –<\/span>m|<\/span> grep "Mem:"<\/span> |<\/span> awk '{print $4}'<\/span><\/p>\n

\u6267\u884c\u547d\u4ee4\u540e，\u663e\u793a\u6548\u679c\u5982\u4e0b： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u5982\u679c\u4f60\u60f3\u67e5\u770b\u670d\u52a1\u5668\u4e0aDocker\u5bb9\u5668\u7684\u8fd0\u884c\u72b6\u6001，\u53ef\u4ee5\u6dfb\u52a0\u5982\u4e0b\u811a\u672c；<\/p>\n

textboxes:
\n –<\/span> title: Docker containers stats
\n rate-ms: 500
\n sample: docker stats —<\/span>no-stream —<\/span>format "table {{.Name}}\\\\t{{.CPUPerc}}\\\\t{{.MemUsage}}\\\\t{{.PIDs}}"<\/span><\/p>\n

\u6267\u884c\u547d\u4ee4\u540e，\u663e\u793a\u6548\u679c\u5982\u4e0b： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u5982\u679c\u4f60\u60f3\u67e5\u770b\u670d\u52a1\u5668\u7684\u7f51\u7edc\u72b6\u6001，\u4f8b\u5982UDP\u548cTCP\u7684\u6536\u53d1\u60c5\u51b5，\u53ef\u4ee5\u6dfb\u52a0\u5982\u4e0b\u811a\u672c；<\/p>\n

barcharts:
\n –<\/span> title: Local network activity
\n rate-ms: 500
\n scale: 0
\n items:
\n –<\/span> label: UDP bytes in
\n sample: netstat –<\/span>anu |<\/span> awk '{sum += $2} END {print sum}'<\/span>
\n –<\/span> label: UDP bytes out
\n sample: netstat –<\/span>anu |<\/span> awk '{sum += $3} END {print sum}'<\/span>
\n –<\/span> label: TCP bytes in
\n sample: netstat –<\/span>ant |<\/span> awk '{sum += $2} END {print sum}'<\/span>
\n –<\/span> label: TCP bytes out
\n sample: netstat –<\/span>ant |<\/span> awk '{sum += $3} END {print sum}'<\/span><\/p>\n

\u6267\u884c\u547d\u4ee4\u540e，\u663e\u793a\u6548\u679c\u5982\u4e0b： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u5982\u679c\u4f60\u60f3\u67e5\u770b\u670d\u52a1\u5668\u7684\u65f6\u95f4，\u53ef\u4ee5\u6dfb\u52a0\u5982\u4e0b\u811a\u672c；<\/p>\n

asciiboxes:
\n –<\/span> title: CST time
\n rate-ms: 500
\n font: 2d
\n border: false
\n color: 43
\n sample: env TZ=Asia\/Shanghai date +<\/span>%<\/span>r<\/p>\n

\u6267\u884c\u547d\u4ee4\u540e，\u663e\u793a\u6548\u679c\u5982\u4e0b： \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u6211\u4eec\u518d\u628a\u4e0a\u9762\u8fd9\u4e9b\u76d1\u63a7\u4fe1\u606f\u7ec4\u5408\u8d77\u6765，\u5236\u4f5c\u4e00\u4e2a\u9762\u677f\u6765\u770b\u4e0b\u6548\u679c，\u8fd8\u662f\u633a\u70ab\u9177\u7684； \"\u5728\u8fd9\u91cc\u63d2\u5165\u56fe\u7247\u63cf\u8ff0\" \u8fd9\u91cc\u4f7f\u7528\u7684\u811a\u672c\u5982\u4e0b，\u611f\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u5c1d\u8bd5\u4e0b！<\/p>\n

runcharts:
\n –<\/span> title: Search engine response time
\n position: [<\/span>[<\/span>0,<\/span> 0]<\/span>,<\/span> [<\/span>45,<\/span> 19]<\/span>]<\/span>
\n rate-ms: 500
\n triggers:
\n –<\/span> title: Latency threshold exceeded
\n condition: echo<\/span> "$prev<\/span> < 0.8 && $cur<\/span> > 0.8"<\/span> |<\/span>bc –<\/span>l
\n actions:
\n terminal-bell: true
\n sound: true
\n visual: true
\n script: 'say alert: ${label} latency exceeded ${cur} second'<\/span>
\n legend:
\n enabled: true
\n details: false
\n scale: 2
\n items:
\n –<\/span> label: BAIDU
\n color: 178
\n sample: curl –<\/span>o \/<\/span>dev\/null –<\/span>s –<\/span>w '%{time_total}'<\/span> https:\/<\/span>\/<\/span>www.<\/span>baidu.<\/span>com
\n –<\/span> label: BING
\n sample: curl –<\/span>o \/<\/span>dev\/null –<\/span>s –<\/span>w '%{time_total}'<\/span> https:\/<\/span>\/<\/span>www.<\/span>bing.<\/span>com
\nbarcharts:
\n –<\/span> title: Local network activity
\n position: [<\/span>[<\/span>45,<\/span> 20]<\/span>,<\/span> [<\/span>35,<\/span> 8]<\/span>]<\/span>
\n rate-ms: 500
\n scale: 0
\n items:
\n –<\/span> label: UDP bytes in
\n sample: netstat –<\/span>anu |<\/span> awk '{sum += $2} END {print sum}'<\/span>
\n –<\/span> label: UDP bytes out
\n sample: netstat –<\/span>anu |<\/span> awk '{sum += $3} END {print sum}'<\/span>
\n –<\/span> label: TCP bytes in
\n sample: netstat –<\/span>ant |<\/span> awk '{sum += $2} END {print sum}'<\/span>
\n –<\/span> label: TCP bytes out
\n sample: netstat –<\/span>ant |<\/span> awk '{sum += $3} END {print sum}'<\/span>
\ngauges:
\n –<\/span> title: YEAR PROGRESS
\n position: [<\/span>[<\/span>45,<\/span> 0]<\/span>,<\/span> [<\/span>35,<\/span> 2]<\/span>]<\/span>
\n cur:
\n sample: date +<\/span>%<\/span>j
\n max:
\n sample: echo<\/span> 365
\n min:
\n sample: echo<\/span> 0
\n –<\/span> title: DAY PROGRESS
\n position: [<\/span>[<\/span>45,<\/span> 3]<\/span>,<\/span> [<\/span>35,<\/span> 2]<\/span>]<\/span>
\n cur:
\n sample: date +<\/span>%<\/span>H
\n max:
\n sample: echo<\/span> 24
\n min:
\n sample: echo<\/span> 0
\n –<\/span> title: HOUR PROGRESS
\n position: [<\/span>[<\/span>45,<\/span> 6]<\/span>,<\/span> [<\/span>35,<\/span> 2]<\/span>]<\/span>
\n cur:
\n sample: date +<\/span>%<\/span>M
\n max:
\n sample: echo<\/span> 60
\n min:
\n sample: echo<\/span> 0
\n –<\/span> title: MINUTE PROGRESS
\n position: [<\/span>[<\/span>45,<\/span> 9]<\/span>,<\/span> [<\/span>35,<\/span> 2]<\/span>]<\/span>
\n triggers:
\n –<\/span> title: CLOCK BELL EVERY MINUTE
\n condition: '[ $label == "cur" ] && [ $cur -eq 0 ] && echo 1 || echo 0'<\/span>
\n actions:
\n sound: true
\n script: say –<\/span>v samantha `date +<\/span>%<\/span>I:%<\/span>M%p`
\n cur:
\n sample: date +<\/span>%<\/span>S
\n max:
\n sample: echo<\/span> 60
\n min:
\n sample: echo<\/span> 0
\nsparklines:
\n –<\/span> title: CPU usage
\n position: [<\/span>[<\/span>0,<\/span> 20]<\/span>,<\/span> [<\/span>22,<\/span> 8]<\/span>]<\/span>
\n rate-ms: 200
\n scale: 0
\n sample: ps<\/span> –<\/span>A –<\/span>o %<\/span>cpu |<\/span> awk '{s+=$1} END {print s}'<\/span>
\n –<\/span> title: RAM free(<\/span>MB)<\/span>
\n position: [<\/span>[<\/span>22,<\/span> 20]<\/span>,<\/span> [<\/span>23,<\/span> 8]<\/span>]<\/span>
\n rate-ms: 200
\n scale: 0
\n sample: free –<\/span>m |<\/span> grep "Mem:"<\/span> |<\/span> awk '{print $4}'<\/span>
\ntextboxes:
\n –<\/span> title: Docker containers stats
\n position: [<\/span>[<\/span>0,<\/span> 29]<\/span>,<\/span> [<\/span>45,<\/span> 10]<\/span>]<\/span>
\n rate-ms: 500
\n sample: docker stats —<\/span>no-stream —<\/span>format "table {{.Name}}\\\\t{{.CPUPerc}}\\\\t{{.MemUsage}}\\\\t{{.PIDs}}"<\/span>
\n –<\/span> title: Local weather
\n position: [<\/span>[<\/span>69,<\/span> 31]<\/span>,<\/span> [<\/span>13,<\/span> 7]<\/span>]<\/span>
\n rate-ms: 10000
\n sample: curl wttr.<\/span>in?0ATQF
\n border: false
\n –<\/span> title: New York weather
\n position: [<\/span>[<\/span>45,<\/span> 31]<\/span>,<\/span> [<\/span>13,<\/span> 7]<\/span>]<\/span>
\n rate-ms: 10000
\n sample: curl wttr.<\/span>in\/newyork?0ATQF
\n transform: echo<\/span> 1
\n border: false
\n –<\/span> title: San Francisco weather
\n position: [<\/span>[<\/span>56,<\/span> 31]<\/span>,<\/span> [<\/span>13,<\/span> 7]<\/span>]<\/span>
\n rate-ms: 10000
\n sample: curl wttr.<\/span>in\/sanfrancisco?0ATQF
\n border: false
\nasciiboxes:
\n –<\/span> title: CST time
\n position: [<\/span>[<\/span>45,<\/span> 12]<\/span>,<\/span> [<\/span>35,<\/span> 7]<\/span>]<\/span>
\n rate-ms: 500
\n sample: env TZ=Asia\/Shanghai date +<\/span>%<\/span>r
\n border: false
\n font: 2d<\/p>\n

\u603b\u7ed3<\/h2>\n

\u4eca\u5929\u7ed9\u5927\u5bb6\u4ecb\u7ecd\u4e86\u4e00\u6b3e\u76f4\u89c2\u6613\u7528\u7684\u670d\u52a1\u5668\u76d1\u63a7\u5de5\u5177Sampler，\u4f7f\u7528\u5b83\u6765\u67e5\u770b\u670d\u52a1\u5668\u8fd0\u884c\u72b6\u6001\u771f\u7684\u662f\u4e00\u76ee\u4e86\u7136\u3002\u5176\u5b9eSampler\u7684\u529f\u80fd\u4e0d\u6b62\u4e8e\u6b64，\u5b83\u8fd8\u80fd\u7528\u4e8e\u76d1\u63a7MySQL\u3001MongoDB\u3001Kafka\u8fd9\u7c7b\u4e2d\u95f4\u4ef6\u7684\u4fe1\u606f，\u8be5\u5174\u8da3\u7684\u5c0f\u4f19\u4f34\u53ef\u4ee5\u5c1d\u8bd5\u4e0b！<\/p>\n

\u9879\u76ee\u5730\u5740<\/h2>\n

https:\/\/github.com\/sqshq\/sampler<\/p>\n","protected":false},"excerpt":{"rendered":"

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