Title: high RAM usage Last modified: August 19, 2020 --- # high RAM usage * Resolved [davecoledave](https://wordpress.org/support/users/davecoledave/) * (@davecoledave) * [5 years, 9 months ago](https://wordpress.org/support/topic/high-ram-usage/) * 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](https://wordpress.org/support/users/davecoledave/). Viewing 3 replies - 1 through 3 (of 3 total) * Plugin Support [qtwrk](https://wordpress.org/support/users/qtwrk/) * (@qtwrk) * [5 years, 9 months ago](https://wordpress.org/support/topic/high-ram-usage/#post-13284375) * 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](https://wordpress.org/support/users/davecoledave/) * (@davecoledave) * [5 years, 9 months ago](https://wordpress.org/support/topic/high-ram-usage/#post-13284658) * [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](https://wordpress.org/support/users/qtwrk/) * (@qtwrk) * [5 years, 9 months ago](https://wordpress.org/support/topic/high-ram-usage/#post-13287439) * 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) The topic ‘high RAM usage’ is closed to new replies. * ![](https://ps.w.org/litespeed-cache/assets/icon-256x256.png?rev=2554181) * [LiteSpeed Cache](https://wordpress.org/plugins/litespeed-cache/) * [Frequently Asked Questions](https://wordpress.org/plugins/litespeed-cache/#faq) * [Support Threads](https://wordpress.org/support/plugin/litespeed-cache/) * [Active Topics](https://wordpress.org/support/plugin/litespeed-cache/active/) * [Unresolved Topics](https://wordpress.org/support/plugin/litespeed-cache/unresolved/) * [Reviews](https://wordpress.org/support/plugin/litespeed-cache/reviews/) * 3 replies * 2 participants * Last reply from: [qtwrk](https://wordpress.org/support/users/qtwrk/) * Last activity: [5 years, 9 months ago](https://wordpress.org/support/topic/high-ram-usage/#post-13287439) * Status: resolved