Website shows 503 Service Unavailable: Unable to allocate bytes in shared memory

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    Jakob Alexander Eichler

    Hello, Plesk runs on a vmware. I get this error: 
    sysctl: permission denied on key 'vm.max_map_count'

    Any ideas?

  • Avatar
    Jakob Alexander Eichler

    These error messages might be related to this article: 
    [Sun Apr 15 08:03:37.590003 2018] [proxy_fcgi:error] [pid 31251:tid 140465712113408] [client 66.249.89.58:35768] AH01079: failed to make connection to backend: httpd-UDS
    [Sun Apr 15 08:03:48.204218 2018] [proxy:error] [pid 31250:tid 140465850922752] (2)No such file or directory: AH02454: FCGI: attempt to connect to Unix domain socket /var/www/vhosts/system/parkscanner.de/php-fpm.sock (*) failed

     

    I found this article while searching for my 503 problem, that needs to be solved and finding this article: 
    https://support.plesk.com/hc/en-us/articles/213411429?page=1#comment_360000262173

  • Avatar
    Jakob Alexander Eichler

    root@h2738982:~# systemd-detect-virt
    openvz

  • Avatar
    Denis Bykov

    @Jakob Alexander Eichler
    It is not possible to apply kernel setting from within the container. If container virtualization is used, these steps should be applied on a hardware node side.

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