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Turn off Linux file cache

Fresh5 days ago
Mar 15, 202640477 views
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Problem

How do I turn off write cache in Linux? More specifically, SUSE 11? My problem is that heavy I/O kills the system even if the generating process is a user priority class, and the starved processes are RR/RT class. So my high availability system breaks with lots of timeouts. I have mounted on a flas…

Error Output

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1 Fix

Canonical Fix
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Fix for: Turn off Linux file cache

Low Risk

When mounting your hard drives use which will turn off write buffering for the drive. You can also set it up in your fstab:

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Environment