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mmeyers's avatar
mmeyers
Aspirant
Dec 19, 2019
Solved

RN2120v2 System Volume Root Usage is high

Running Firmware 6.10.1

 

Getting the standard error: 

System volume root's usage is 96%. This condition should not occur under normal conditions. Contact technical support.

 

I've already checked the clamav folder. AV was never on and the folder has no files in it.

 

I used this guide to track down my largest files. 

 

root@MCT-SAAS-NAS01:/mnt# du -csh /mnt/*
16K     /mnt/apps
6.0M    /mnt/bin
4.0K    /mnt/boot
48M     /mnt/data
4.0K    /mnt/Data
12K     /mnt/dev
9.9M    /mnt/etc
31M     /mnt/frontview
4.0K    /mnt/home
0       /mnt/homes
28M     /mnt/lib
16K     /mnt/lost+found
4.0K    /mnt/media
4.0K    /mnt/mnt
16M     /mnt/opt
4.0K    /mnt/proc
24K     /mnt/root
4.0K    /mnt/run
11M     /mnt/sbin
4.0K    /mnt/selinux
4.0K    /mnt/srv
4.0K    /mnt/sys
44K     /mnt/tmp
348M    /mnt/usr
3.1G    /mnt/var
3.5G    total

Eventually found this

root@MCT-SAAS-NAS01:/mnt# du -csh /mnt/var/lib/mysql/*
0       /mnt/var/lib/mysql/debian-5.5.flag
2.7G    /mnt/var/lib/mysql/ibdata1
5.0M    /mnt/var/lib/mysql/ib_logfile0
5.0M    /mnt/var/lib/mysql/ib_logfile1
1.1M    /mnt/var/lib/mysql/mysql
4.0K    /mnt/var/lib/mysql/mysql_upgrade_info
212K    /mnt/var/lib/mysql/performance_schema
32K     /mnt/var/lib/mysql/Syslog
2.7G    total

I'm not clear what to do about ibdata1. I'm not running any apps. It's a pretty vanilla setup without the fluff. 

 

Suggestions?

  • I got a private message from a former netgear employee telling me to uninstall mysql and delete the file. 

     

    "You must have installed apps that use MySQL or installed things manually via SSH at some point to have MySQL installed.   Uninstall MySQL and then delete the MySQL database if it's still there."

     

    I ran the following commands to get rid of it

    ! mounted the volume
    mount --bind / /mnt
    cd /mnt
    
    ! Confirmed which folder had the files by running this command until I found the large file
    du -csh /mnt/*
    du -csh /mnt/var/*
    du -csh /mnt/var/lib/*
    du -csh /mnt/var/lib/mysql/*


    ! Uninstall mysql apt-get remove --purge 'mysql-.*' ! delete the file left after uninstall rm /mnt/var/lib/mysql/ibdata1

    I'm back to normal levels

1 Reply

Replies have been turned off for this discussion
  • I got a private message from a former netgear employee telling me to uninstall mysql and delete the file. 

     

    "You must have installed apps that use MySQL or installed things manually via SSH at some point to have MySQL installed.   Uninstall MySQL and then delete the MySQL database if it's still there."

     

    I ran the following commands to get rid of it

    ! mounted the volume
    mount --bind / /mnt
    cd /mnt
    
    ! Confirmed which folder had the files by running this command until I found the large file
    du -csh /mnt/*
    du -csh /mnt/var/*
    du -csh /mnt/var/lib/*
    du -csh /mnt/var/lib/mysql/*


    ! Uninstall mysql apt-get remove --purge 'mysql-.*' ! delete the file left after uninstall rm /mnt/var/lib/mysql/ibdata1

    I'm back to normal levels

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