CBS.log file over 33GB on windows server 2012

firstnetsupport used Ask the Experts™
I have a windows server 2012 system that has run out of disk space this morning upon investigating what has used all the space i have found that under c:\windows\logs\CBS

there are several logs there which are very large firstly there is a CBS.log file which is 2.07GB

then there is another which is CbsPersist_20140428064839.log and thats taking up 33.06GB.

What are these files for and how can i safely resolve this problem?
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Sr. Systems Administrator
they are used for checksur with /scanhealth switch when it checks for component store corruption
unless you need to troubleshoot something you can delete them; it will just create a new log next time it runs

Fixing component store corruption in Windows 8 and Windows Server 2012

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