[DRBD-user] syncer performance problem
Lars.Ellenberg at linbit.com
Mon Aug 2 20:41:16 CEST 2004
/ 2004-08-02 14:21:30 -0400
\ Tim Tregubov:
> so I tried upgrading to 0.7.1 as suggested. But I'm still getting
> 5MB/s performance...
> version: 0.7.1 (api:75/proto:74)
> SVN Revision: 1479 build by root at topdog.cs.dartmouth.edu, 2004-08-02
> 0: cs:SyncSource st:Secondary/Secondary ld:Consistent
> ns:149232 nr:0 dw:0 dr:156000 al:0 bm:178822 lo:0 pe:503 ua:1692
> [>...................] sync'ed: 0.1% (1430355/1430498)M
> finish: 92:28:02 speed: 4,088 (4,904) K/sec
> Course it's now displaying the progress of the sync correctly... So
> that's is fixed - cool. But its still darn slow.
> Jeff: What kind of speeds are you getting on the 3Ware now? It looks
> like your setup if pretty close to mine except that I have xeons
> instead of athlons.
> My syncer rate was set at 1G but I changed it to 100M just to match
> what you suggested. Still the same.
(it currently is hard limited to some 50M/sec or so..., so it won't make
a difference anyways)
just a thought:
you use sndbuf size 1G...
set back the sndbuf-size to the default value of 128k or even less.
I'd like to see the differnece, if any.
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