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Out of memory termination, but 1.4gb available?

Discussion in 'General Discussion' started by mikefromnz, Feb 14, 2017.

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  1. mikefromnz

    mikefromnz Active Member

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    I got the message below today, but strangely enough as you can see, was using 412mb, and had 1.42 free, so why "out of memory" ??

    Code:
    Process Name    mysqld
    Event Time    Tuesday, February 14, 2017 at 12:23:51 PM UTC
    PID    1719
    Process UID    496
    Process Username    mysql
    Process Total Virtual Memory    862916kB
    Process Anonymous Resident Set Size    83580kB
    Process File Resident Set Size    4kB
    Process OOM Score    57
    Status    Out of Memory ⚠
    Memory Information   
    Used    421 MB
    Available    1.42 GB
    Installed    1.83 GB
    Load Information    0.02 0.72 0.58
    Uptime    3 days, 3 hours, 58 minutes, and 4 seconds
    IOStat Information    avg-cpu:  %user   %nice %system %iowait  %steal   %idle
               3.65    0.53    1.20    0.13    0.03   94.45
    Device:            tps   Blk_read/s   Blk_wrtn/s   Blk_read   Blk_wrtn
    vda               7.99       304.59       168.06   83301074   45961856
    Top Processes   
    PID    Owner    CPU %    Memory %    Command
    17426    mysql    0.48    6.43    /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql --log-error=/var/lib/mysql/**REMOVED**.err --open-files-limit=10000 --pid-file=/var/lib/mysql/**REMOVED**.pid
    13628    nobody    0.01    2.00    /usr/sbin/httpd -k start
    17294    nobody    0.02    1.99    /usr/sbin/httpd -k start
    17306    nobody    0.01    1.98    /usr/sbin/httpd -k start
    17310    nobody    0.01    1.98    /usr/sbin/httpd -k start
    For addtional details, see the attached dmesg log dump.
    
    Preview of “oom_dmesg.txt”
    [273102.806526] [17393] 508 17393 126963 3331 0 0 0 php-cgi
    [273102.807671] [17394] 508 17394 126963 2610 1 0 0 php-cgi
    [273102.808779] [17395] 508 17395 126963 3265 1 0 0 php-cgi
    [273102.809841] [17396] 508 17396 126963 3680 1 0 0 php-cgi
    [273102.810874] [17397] 508 17397 126963 2962 1 0 0 php-cgi
    [273102.811938] [17398] 508 17398 126963 4172 1 0 0 php-cgi
    [273102.813036] [17399] 508 17399 126963 3493 1 0 0 php-cgi
    [273102.814145] [17400] 508 17400 77635 1182 0 0 0 php-cgi
    [273102.815232] Out of memory: Kill process 1719 (mysqld) score 57 or sacrifice child
    [273102.816318] Killed process 1719, UID 496, (mysqld) total-vm:862916kB, anon-rss:83580kB, file-rss:4kB
     
  2. cPanelMichael

    cPanelMichael Forums Analyst
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