[DRBD-user] DRBD deadly slow

Felix Zachlod fz.lists at sis-gmbh.info
Fri Nov 21 17:49:55 CET 2008


Nathan Stratton schrieb:
> On Fri, 21 Nov 2008, Felix Zachlod wrote:
> 
>> Are there any further paramters that might cap my write performance to 
>> that 50MByte/s?
> 
> What is your speed to the raw disk without DRBD? I just found that 
> upgrading the firmware on my 3Ware 9650SX cards caused my DRBD write 
> speed to jump from 57 MB/s to 224 MB/s* only about 10% hit from RAW.

My write speed on that raid-60 is about 90 MByte/s, using the current 
firmware for the controller (icp vortex 5165br)

What does your raid configuration look like?

regards, Felix



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