Hi All, I have varnish 4 (4.1.8 as of today) installed on a RHEL 7 machine. I have seen a problem a few days after the past two updates that is causing varnish to crash and not restart properly. It looks like a child process is failing but the manager is not trying to restart it. I've included the varnish system logs from the past 2 months. The error in question is "Loading VMOD std from /usr/lib64/varnish/vmods/libvmod_std.so: This is no longer the same file seen by the VCL-compiler." Does anyone have any ideas what might be causing this or how to prevent it?
Thanks, Matt Jul 09 20:46:46 {servername} varnishd[35916]: Child (31586) not responding to CLI, killed it. Jul 09 20:46:46 {servername} varnishd[35916]: Unexpected reply from ping: 400 CLI communication error (hdr) Jul 09 20:46:46 {servername} varnishd[35916]: Child (31586) died signal=11 Jul 09 20:46:46 {servername} varnishd[35916]: Child cleanup complete Jul 09 20:46:46 {servername} varnishd[35916]: Child (7499) Started Jul 09 20:46:46 {servername} varnishd[35916]: Child (7499) Pushing vcls failed: VCL "boot" Failed initialization Message: Loading VMOD std from /usr/lib64/varnish/vmods/libvmod_std.so: This is no longer the same file seen by the VCL-compiler. Jul 09 20:46:46 {servername} varnishd[35916]: Stopping Child Jul 09 20:46:47 {servername} varnishd[35916]: Child (7499) ended Jul 09 20:46:47 {servername} varnishd[35916]: Child (7499) said Child starts Jul 09 20:46:47 {servername} varnishd[35916]: Child (7499) said Child dies Jul 09 20:46:47 {servername} varnishd[35916]: Child cleanup complete Jul 10 10:18:53 {servername} varnishd[35916]: Manager got SIGINT Jul 10 10:18:53 {servername} systemd[1]: Stopping Varnish Cache, a high-performance HTTP accelerator... Jul 10 10:18:53 {servername} systemd[1]: Starting Varnish Cache, a high-performance HTTP accelerator... Jul 10 10:18:54 {servername} varnishd[20573]: Platform: Linux,3.10.0-327.28.3.el7.x86_64,x86_64,-junix,-smalloc,-smal Jul 10 10:18:54 {servername} systemd[1]: Started Varnish Cache, a high-performance HTTP accelerator. Jul 10 10:18:54 {servername} varnishd[20573]: Child (20574) Started Jul 10 10:18:54 {servername} varnishd[20573]: Child (20574) said Child starts Jul 18 17:15:28 {servername} varnishd[20573]: Child (20574) died signal=11 Jul 18 17:15:28 {servername} varnishd[20573]: Child cleanup complete Jul 18 17:15:28 {servername} varnishd[20573]: Child (14063) Started Jul 18 17:15:28 {servername} varnishd[20573]: Child (14063) said Child starts Aug 09 22:16:04 {servername} varnishd[20573]: Child (14063) died signal=11 Aug 09 22:16:04 {servername} varnishd[20573]: Child cleanup complete Aug 09 22:16:04 {servername} varnishd[20573]: Child (32837) Started Aug 09 22:16:04 {servername} varnishd[20573]: Child (32837) Pushing vcls failed: VCL "boot" Failed initialization Message: Loading VMOD std from /usr/lib64/varnish/vmods/libvmod_std.so: This is no longer the same file seen by the VCL-compiler. Aug 09 22:16:04 {servername} varnishd[20573]: Stopping Child Aug 09 22:16:05 {servername} varnishd[20573]: Child (32837) ended Aug 09 22:16:06 {servername} varnishd[20573]: Child (32837) said Child starts Aug 09 22:16:06 {servername} varnishd[20573]: Child (32837) said Child dies Aug 09 22:16:06 {servername} varnishd[20573]: Child cleanup complete Aug 09 22:27:46 {servername} systemd[1]: Stopping Varnish Cache, a high-performance HTTP accelerator... Aug 09 22:27:46 {servername} varnishd[20573]: Manager got SIGINT Aug 09 22:27:46 {servername} systemd[1]: Starting Varnish Cache, a high-performance HTTP accelerator... Aug 09 22:27:47 {servername} varnishd[34284]: Platform: Linux,3.10.0-327.28.3.el7.x86_64,x86_64,-junix,-smalloc,-smal Aug 09 22:27:47 {servername} systemd[1]: Started Varnish Cache, a high-performance HTTP accelerator. Aug 09 22:27:47 {servername} varnishd[34284]: Child (34285) Started Aug 09 22:27:47 {servername} varnishd[34284]: Child (34285) said Child starts
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