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litespeed_wiki:php:server-load-issue [2019/06/12 21:04]
Jackson Zhang
litespeed_wiki:php:server-load-issue [2019/06/14 20:04] (current)
Jackson Zhang
Line 8: Line 8:
   * Try to use our [[https://​www.litespeedtech.com/​products/​cache-plugins|LSCache solutions]] to lower the load.   * Try to use our [[https://​www.litespeedtech.com/​products/​cache-plugins|LSCache solutions]] to lower the load.
   * It is always good practice to use the ''​top''​ or ''​atop''​ command to check which processes are using a lot of CPU resources, and then figure out whether they are behaving normally. ​   * It is always good practice to use the ''​top''​ or ''​atop''​ command to check which processes are using a lot of CPU resources, and then figure out whether they are behaving normally. ​
-  * If disk I/O is high, it is likely a disk I/O problem, which you should address. If you have more free memory available, you can move php sessions to ''/​dev/​shm''​. Disk I/O issue example: <​code>​top -c</​code>​ iowait ''​41.6 wa''​ is too high. then check further <​code>​ostat -x+  * If disk I/O is high, it is likely a disk I/O problem, which you should address. If you have more free memory available, you can move php sessions to ''/​dev/​shm''​. Disk I/O issue example: <​code>​top -c</​code>​ iowait ''​41.6 wa''​ is too high. then check further <​code>​iostat ​-x
 Linux 3.10.0-962.3.2.lve1.5.24.10.el7.x86_64 (lbr27.lalunahost.com.br) ​ 04/​18/​2019 ​     _x86_64_ ​       (8 CPU) Linux 3.10.0-962.3.2.lve1.5.24.10.el7.x86_64 (lbr27.lalunahost.com.br) ​ 04/​18/​2019 ​     _x86_64_ ​       (8 CPU)
  
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  • Last modified: 2019/06/14 20:04
  • by Jackson Zhang