Re: high load, no bottleneck

[manu%netbsd.org@localhost (Emmanuel Dreyfus)]

Edgar Fuß <ef%math.uni-bonn.de@localhost> wrote:

> I don't think it would. However, the amount of filesync writes may still
> be the problem. The missing data (for me) is how often your WAPBL journal
> gets flushed (because of these filesync writes). I

How that can be retreived? 
 
> Additionally, every single small sync write will cause one RAID stripe RMW.
> How large are your stripes, btw.?

It is the sectPerSU in raidctl -s output, right?

   sectPerSU: 32, SUsPerPU: 1, SUsPerRU: 1
   Queue size: 100, blocksize: 512, numBlocks: 972799936
   RAID Level: 1


-- 
Emmanuel Dreyfus
http://hcpnet.free.fr/pubz
manu%netbsd.org@localhost