High caсhed memory load

domnich · November 16, 2017, 11:42am

Steps to reproduce

A large load of RAM and cached mem. Is it possible to clean cached memory and how to do it correctly?

Expected behaviour

Fast work owncloud web interface. Quick photo preview

Actual behaviour

Server configuration

Operating system:
"user_ldap" 0.9.1
Operating system: Ubuntu Server 15.10
Web server:Apache/2.4.12
Database:mariaDB 10.0.25
PHP version:PHP 5.6.11
ownCloud version (see ownCloud admin page): ownCloud 10.0.3 (stable)
Updated from an older ownCloud or fresh install:
Special configuration (external storage - nas, external authentication- ldap, reverse proxy - no, server-side-encryption-no):

The content of config/config.php:
config.txt (1.3 KB)

gist.github.com

https://gist.github.com/anonymous/78d6f963e5358a43048e5224c361c855

config_report_20171116.json

{
    "basic": {
        "license key": "***REMOVED SENSITIVE VALUE***",
        "date": "Thu, 16 Nov 2017 11:20:23 +0000",
        "ownCloud version": "10.0.3.3",
        "ownCloud version string": "10.0.3",
        "ownCloud edition": "Community",
        "server OS": "Linux",
        "server OS version": "Linux owncloud 4.2.0-42-generic #49-Ubuntu SMP Tue Jun 28 21:26:26 UTC 2016 x86_64",
        "server SAPI": "apache2handler",

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DeepDiver1975 · November 16, 2017, 12:34pm

I this happening when viewing images for the first time or on consecutive views as well?

domnich · November 16, 2017, 12:47pm

After rebooting the server, everything is fine. But as soon as users start working, it starts to grow and remains at this level. Can I need to do a job in cron for cleansing the cache? Or increase memory?

tom42 · November 16, 2017, 9:24pm

Maybe the following page helps you to understand the memory handling and the cached memory topic on linux: https://www.linuxatemyram.com/