high RAM usage

  • Resolved davecoledave

    (@davecoledave)


    5 years, 9 months ago

    I have 16 cpu and 64GB RAM and load is 0.8-2cpu. But RAM usage is now 58%. And it is increasing gradually. When I click on purge all in lscache plugin, RAM uses goes down. and again increasing gradually.

    I am using aapanel and ols. php 7.3

    • This topic was modified 5 years, 9 months ago by davecoledave.
Viewing 3 replies - 1 through 3 (of 3 total)
  • Plugin Support qtwrk

    (@qtwrk)

    5 years, 9 months ago

    Hi,

    Could you please check process RAM usage before and after you do purge ?

    I mean like what process was using RAM , and how much it used before and after purge action

    Best regards,

    Thread Starter davecoledave

    (@davecoledave)

    5 years, 9 months ago

    [root@main ~]# free -h
    total used free shared buff/cache available
    Mem: 62G 40G 9.9G 104M 12G 21G

    Load is too much low. Currently it is morning and visitors are low. but RAM is Full.
    [root@main ~]# w
    07:03:53 up 1 day, 8:21, 1 user, load average: 0.72, 0.61, 0.58

    I checked process:

    [root@main ~]# top -b -o +%MEM | head -n 22
    top – 07:09:26 up 1 day, 8:26, 1 user, load average: 0.69, 0.90, 0.73
    Tasks: 318 total, 1 running, 317 sleeping, 0 stopped, 0 zombie
    %Cpu(s): 0.4 us, 0.4 sy, 0.0 ni, 98.0 id, 1.2 wa, 0.0 hi, 0.0 si, 0.0 st
    KiB Mem : 65799276 total, 11620552 free, 41173564 used, 13005160 buff/cache
    KiB Swap: 33520636 total, 33520636 free, 0 used. 23943868 avail Mem

    PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
    11202 mysql 20 0 15.2g 4.5g 13300 S 0.0 7.2 273:42.07 mysqld
    15852 www 21 1 1834452 1.4g 36460 S 0.0 2.3 35:01.79 lsphp
    16033 www 21 1 1795016 1.4g 35736 S 0.0 2.2 33:56.44 lsphp
    16051 www 21 1 1790152 1.4g 36196 S 0.0 2.2 34:20.79 lsphp
    15859 www 21 1 1788764 1.4g 35788 S 0.0 2.2 34:01.88 lsphp
    15860 www 21 1 1772960 1.4g 36208 S 0.0 2.2 33:15.28 lsphp
    15919 www 21 1 1722872 1.3g 35580 S 0.0 2.1 32:27.59 lsphp
    15922 www 21 1 1689600 1.3g 35696 S 0.0 2.1 31:17.77 lsphp
    15932 www 21 1 1653880 1.3g 35932 S 0.0 2.0 31:09.22 lsphp
    15597 www 21 1 1614556 1.2g 35740 S 0.0 2.0 25:19.66 lsphp
    15880 www 21 1 1487232 1.1g 35628 S 0.0 1.8 26:32.97 lsphp
    15596 www 21 1 1455480 1.1g 38188 S 0.0 1.7 25:26.98 lsphp
    15599 www 21 1 1467164 1.1g 35560 S 0.0 1.7 25:23.88 lsphp
    15751 www 21 1 1435508 1.1g 35464 S 0.0 1.7 24:53.56 lsphp
    15879 www 21 1 1434164 1.1g 36056 S 0.0 1.7 24:29.11 lsphp

    Plugin Support qtwrk

    (@qtwrk)

    5 years, 9 months ago

    Hi,

    hmmmm , but I can’t think of any cases that cache increase the RAM.

    only possible thing I can think of is that kernel uses RAM as file storage

    Best regards,

Viewing 3 replies - 1 through 3 (of 3 total)

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