Messages in this thread | | | Date | Thu, 18 Dec 2003 17:17:31 -0200 (BRST) | From | Marcelo Tosatti <> | Subject | Re: RAID-0 read perf. decrease after 2.4.20 |
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On Thu, 18 Dec 2003, Mike Fedyk wrote:
> On Thu, Dec 18, 2003 at 11:41:11AM -0200, Marcelo Tosatti wrote: > > On Tue, 16 Dec 2003, Martin Knoblauch wrote: > > > Just some feedback: > > > > > > echo 511 > /proc/sys/vm/max-readahead > > > > > > brings back the read performance of my 30 disks on 4 controller > > > LVM/RAID0. > > > > Great. > > Maybe a new default is in order?
I believe the defaults have been changed because they harm smaller workloads.
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