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Enabling barriers since 2.6.9 and hdparm questionEnabling barriers since 2.6.9 and hdparm questionPosted May 22, 2008 13:40 UTC (Thu) by NAR (subscriber, #1313)In reply to: Enabling barriers since 2.6.9 and hdparm question by zmi Parent article: Barriers and journaling filesystems
Interestingly we've had different experience - turning off the write cache actually improved performance. I'm not sure why, but the whole system was somewhat complicated and we had data loss. Turning off the write cache solved the data loss problem and had this surprising side-effect too.
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