清漆在过载时崩溃

Question

我正在使用 varnish v 4.1.1，在我们的系统中，一段时间后 varnish 突然崩溃并且 iowait 提高了很多，我们应该重新启动 varnish 以修复它。 这是压碎清漆后的 journalctl resault： 问题2： 我决定安装新版本的清漆， 哪个版本最好？ varnish_6.3.1-1xenial_amd64.deb 或 varnish_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

Answer 1

如果你在 dmesg 中检查 OOM，那么你的系统内存不足，这是 Varnish 被杀死的原因。

还免费--human gives您可以很好地了解可用内存。