Caching 超载时的崩溃

我使用varnish V4.1.1，在我们的系统中，过了一段时间varnish突然破碎，iowait上升了很多，我们应该重新启动varnish来修复它。 这是压碎清漆后的结果： 问题2： 我决定安装新版本的清漆， 哪个版本最好？ 清漆_6.3.1-1xenial_amd64.deb或 清漆_6.0.5-1xenial_amd64.deb 谢谢你的回答

-- Logs begin at Tue ********************************** --

Nov 19 17:29:58 varnish-06 systemd[1]: Started Varnish HTTP accelerator.
Nov 19 17:29:59 varnish-06 varnishd[9205]: Debug: Platform: Linux,4.4.0-154-generic,x86_64,-junix,-smalloc,-smalloc,-hcritbit
Nov 19 17:29:59 varnish-06 varnishd[9205]: Platform: Linux,4.4.0-154-generic,x86_64,-junix,-smalloc,-smalloc,-hcritbit
Nov 19 17:29:59 varnish-06 varnishd[9205]: Debug: Child (9342) Started
Nov 19 17:29:59 varnish-06 varnishd[9205]: Child (9342) Started
Nov 19 17:29:59 varnish-06 varnishd[9205]: Info: Child (9342) said Child starts
Nov 19 17:29:59 varnish-06 varnishd[9205]: Child (9342) said Child starts
Nov 19 17:30:10 varnish-06 varnishd[9205]: Error: Manager got SIGINT
Nov 19 17:30:10 varnish-06 varnishd[9205]: Debug: Stopping Child
Nov 19 17:30:10 varnish-06 systemd[1]: Stopping Varnish HTTP accelerator...
Nov 19 17:30:10 varnish-06 varnishd[9205]: Manager got SIGINT
Nov 19 17:30:10 varnish-06 varnishd[9205]: Stopping Child
Nov 19 17:30:11 varnish-06 varnishd[9205]: Error: Child (9342) died signal=15
Nov 19 17:30:11 varnish-06 varnishd[9205]: Debug: Child cleanup complete
Nov 19 17:30:11 varnish-06 systemd[1]: Stopped Varnish HTTP accelerator.
Nov 19 17:30:11 varnish-06 systemd[1]: Started Varnish HTTP accelerator.
Nov 19 17:30:11 varnish-06 varnishd[10479]: Debug: Platform: Linux,4.4.0-154-generic,x86_64,-junix,-smalloc,-smalloc,-hcritbit
Nov 19 17:30:11 varnish-06 varnishd/varnish[10479]: Platform: Linux,4.4.0-154-generic,x86_64,-junix,-smalloc,-smalloc,-hcritbit
Nov 19 17:30:11 varnish-06 varnishd[10479]: Debug: Child (10513) Started
Nov 19 17:30:11 varnish-06 varnishd/varnish[10479]: Child (10513) Started
Nov 19 17:30:11 varnish-06 varnishd[10479]: Info: Child (10513) said Child starts
Nov 19 17:30:11 varnish-06 varnishd/varnish[10479]: Child (10513) said Child starts
Nov 20 17:22:11 varnish-06 systemd[1]: Stopping Varnish HTTP accelerator...
Nov 20 17:22:18 varnish-06 varnishd[10479]: Error: Child (10513) not responding to CLI, killing it.
Nov 20 17:22:18 varnish-06 varnishd/varnish[10479]: Child (10513) not responding to CLI, killing it.
Nov 20 17:22:18 varnish-06 varnishd[10479]: Error: Child (10513) not responding to CLI, killing it.
Nov 20 17:22:18 varnish-06 varnishd[10479]: Error: Manager got SIGINT
Nov 20 17:22:18 varnish-06 varnishd/varnish[10479]: Child (10513) not responding to CLI, killing it.
Nov 20 17:22:18 varnish-06 varnishd[10479]: Debug: Stopping Child
Nov 20 17:22:18 varnish-06 varnishd/varnish[10479]: Manager got SIGINT
Nov 20 17:22:18 varnish-06 varnishd/varnish[10479]: Stopping Child
Nov 20 17:22:18 varnish-06 varnishd[10479]: Error: Child (10513) died signal=15
Nov 20 17:22:18 varnish-06 varnishd/varnish[10479]: Child (10513) died signal=15
Nov 20 17:22:18 varnish-06 varnishd[10479]: Debug: Child cleanup complete

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检查dmesg中是否有OOM，如果您发现任何OOM，则说明您的系统内存不足，这是导致Varnish被终止的原因

同样免费的

——human为您提供可用内存的良好概览