How to remove VM snapshots from KATA Sandbox [KATA/KEDRE]
Sometimes, KATA Sandbox may suddenly stop functioning normally and throw a self-diagnostic error. This may be caused by snapshots corruption: as one of the troubleshooting steps, you may remove the latest VM snapshots, this is harmless procedure.
Step-by-step guide
Login to Sandbox via SSH and execute the following command:
ls -l /vm/qemu/vms/
total 36
drwxrwx---+ 3 sandbox-core klusers 4096 Apr 19 16:42 Win10_x64-1555680939 //This is the folder with original VM image
drwxrwxr--+ 6 sandbox-core klusers 4096 Apr 22 00:17 Win10_x64-1555680939_2019.04.22.1555880403 //This is a folder with VM snapshot
drwxrwxr--+ 6 sandbox-core klusers 4096 Apr 23 00:18 Win10_x64-1555680939_2019.04.23.1555966815 //This is a folder with VM snapshot
drwxrwx---+ 3 sandbox-core klusers 4096 Apr 19 16:34 Win7_x64-1555680478 //This is the folder with original VM image
drwxrwxr--+ 6 sandbox-core klusers 4096 Apr 22 00:09 Win7_x64-1555680478_2019.04.22.1555880403 //This is a folder with VM snapshot
drwxrwxr--+ 6 sandbox-core klusers 4096 Apr 23 00:11 Win7_x64-1555680478_2019.04.23.1555966815 //This is a folder with VM snapshot
drwxrwx---+ 3 sandbox-core klusers 4096 Apr 19 16:27 WinXP-1555680293 //This is the folder with original VM image
drwxrwxr--+ 5 sandbox-core klusers 4096 Apr 22 00:07 WinXP-1555680293_2019.04.22.1555880403 //This is a folder with VM snapshot
drwxrwxr--+ 5 sandbox-core klusers 4096 Apr 23 00:08 WinXP-1555680293_2019.04.23.1555966815 //This is a folder with VM snapshot
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Remove the latest snapshots by date and restart the following services - KATA 3.7.2 :
service sandbox-komilfo restart
service sandbox-create-snapshot restart
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For KATA 4.0/4.1/5.0 - restart Sandbox
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