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litespeed_wiki:cloudlinux:lsphp_criu_enable [2018/08/20 19:12] Jackson Zhang [How to Enable LSPHP CRIU on CloudLinux] |
litespeed_wiki:cloudlinux:lsphp_criu_enable [2018/08/20 19:33] Jackson Zhang [1. Verify CRIU is enabled on your system] |
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| ==== 1. Verify CRIU is enabled on your system ==== | ==== 1. Verify CRIU is enabled on your system ==== | ||
| - | Criu is installed with dependency to ea-apache24-mod_lsapi for cpanel EA4( or mod_lsapi for cpanel EA3) 1.1 and above package. If you have not installed it, you should: | + | Criu is installed with dependency to ea-apache24-mod_lsapi for cpanel EA4( or mod_lsapi for cpanel EA3) 1.1 and above package. |
| + | |||
| + | If you have not installed it, you should: | ||
| + | |||
| + | <code>yum install liblsapi liblsapi-devel</code> | ||
| + | |||
| + | <code> | ||
| + | ============================================================================================================================================================================= | ||
| + | Package Arch Version Repository Size | ||
| + | ============================================================================================================================================================================= | ||
| + | Installing: | ||
| + | liblsapi x86_64 1.1-28.el7.cloudlinux cloudlinux-x86_64-server-7 180 k | ||
| + | liblsapi-devel x86_64 1.1-28.el7.cloudlinux cloudlinux-x86_64-server-7 37 k | ||
| + | Installing for dependencies: | ||
| + | crit-lve x86_64 3.7-3.el7 cloudlinux-x86_64-server-7 9.6 k | ||
| + | criu-lve x86_64 3.7-3.el7 cloudlinux-x86_64-server-7 439 k | ||
| + | criu-lve-devel x86_64 3.7-3.el7 cloudlinux-x86_64-server-7 11 k | ||
| + | libnet x86_64 1.1.6-7.el7 cloudlinux-x86_64-server-7 58 k | ||
| + | protobuf-c x86_64 1.0.2-3.el7 cloudlinux-x86_64-server-7 27 k | ||
| + | protobuf-python x86_64 2.5.0-8.el7 cloudlinux-x86_64-server-7 129 k | ||
| + | python-criu-lve x86_64 3.7-3.el7 cloudlinux-x86_64-server-7 136 k | ||
| + | python-ipaddr noarch 2.1.11-1.el7 cloudlinux-x86_64-server-7 34 k | ||
| + | |||
| + | Transaction Summary | ||
| + | ============================================================================================================================================================================= | ||
| + | Install 2 Packages (+8 Dependent packages) | ||
| + | </code> | ||
| <code>yum install ea-apache24-mod_lsapi</code> | <code>yum install ea-apache24-mod_lsapi</code> | ||
| Check CRIU whether the service is running or not. \\ | Check CRIU whether the service is running or not. \\ | ||
| + | |||
| + | ps -ef | grep criu | ||
| + | root 967641 1 0 19:24 ? 00:00:00 /usr/sbin/criu service -v4 -o /var/log/criu-service.log --address /var/run/criu/criu_service.socket | ||
| + | root 967680 965818 0 19:24 pts/1 00:00:00 grep --color=auto criu | ||
| + | |||
| + | | ||
| If not, enable by following method: | If not, enable by following method: | ||
| <code> | <code> | ||
| - | systemctl enable criu | + | systemctl enable criu |
| systemctl start criu | systemctl start criu | ||
| systemctl status criu | systemctl status criu | ||
| </code> | </code> | ||
| + | |||
| + | |||
| Output should be ''Active: active (running)''. | Output should be ''Active: active (running)''. | ||
| + | |||
| + | [root@globalsupport ~]# systemctl status criu | ||
| + | ● criu.service - Checkpoint Restore in Userspace daemon | ||
| + | Loaded: loaded (/usr/lib/systemd/system/criu.service; disabled; vendor preset: disabled) | ||
| + | Active: active (running) since Mon 2018-08-20 19:24:25 UTC; 4min 23s ago | ||
| + | Process: 967640 ExecStartPre=/bin/mkdir -p /var/run/criu (code=exited, status=0/SUCCESS) | ||
| + | Main PID: 967641 (criu) | ||
| + | CGroup: /system.slice/criu.service | ||
| + | └─967641 /usr/sbin/criu service -v4 -o /var/log/criu-service.log --address /var/run/criu/criu_service.socket | ||
| + | |||
| + | Aug 20 19:24:25 globalsupport.litespeedtech.com systemd[1]: Starting Checkpoint Restore in Userspace daemon... | ||
| + | Aug 20 19:24:25 globalsupport.litespeedtech.com systemd[1]: Started Checkpoint Restore in Userspace daemon. | ||
| + | Aug 20 19:24:25 globalsupport.litespeedtech.com criu[967641]: Warn (criu/kerndat.c:660): Can't load /run/criu.kdat | ||
| + | |||
| ====2. Check CRIU parameters==== | ====2. Check CRIU parameters==== | ||