Re: RFC: dirty_ratio back to 40%
From: Heinz Diehl
Date: Thu May 20 2010 - 08:29:30 EST
On 20.05.2010, Larry Woodman wrote:
> Increasing the dirty_ratio to 40% will regain the performance loss seen
> in several benchmarks. Whats everyone think about this???
These are tuneable via sysctl. What I have in my /etc/sysctl.conf is
vm.dirty_ratio = 4
vm.dirty_background_ratio = 2
This writes back the data more often and frequently, thus preventing the
system from long stalls.
Works at least for me. AMD Quadcore, 8 GB RAM.
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