[DRBD-user] Different synchronization speed and ETA on both nodes at the same time.

Lars Ellenberg Lars.Ellenberg at linbit.com
Sun Apr 2 13:49:50 CEST 2006

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.


> On node1:
> version: 0.7.17 (api:77/proto:74)
> SVN Revision: 2093 build by root at node1, 2006-03-10 15:23:12
>  0: cs:SyncSource st:Primary/Secondary ld:Consistent
>     ns:158622036 nr:0 dw:7410516 dr:151219265 al:5186 bm:342968 lo:127 pe:324 ua:1929 ap:1
>         [=>..................] sync'ed:  5.6% (2522253/2669919)M
>         finish: 4:26:02 speed: 161,768 (156,208) K/sec
> 
> On node2:
> version: 0.7.17 (api:77/proto:74)
> SVN Revision: 2093 build by root at node2, 2006-03-08 17:12:38
>  0: cs:SyncTarget st:Secondary/Primary ld:Inconsistent
>     ns:0 nr:158219728 dw:158219728 dr:0 al:0 bm:342945 lo:9 pe:1810 ua:9 ap:0
>         [=>..................] sync'ed:  5.6% (2522623/2669919)M
>         finish: 8:45:02 speed: 81,960 (62,452) K/sec
> 
> As you see drbd on node1 synchronizes with 161,768 (156,208) K/sec and
> on the node2 with 81,960 (62,452) K/sec. Values differs for about two times.
> How can it be?

These are "rough guestimates" only, and especially the "current" values
are known to "dance" due to implementation details.
Though the rate in brackets (Agerage Rate) should be similar after some
minutes.

-- 
: Lars Ellenberg                                  Tel +43-1-8178292-0  :
: LINBIT Information Technologies GmbH            Fax +43-1-8178292-82 :
: Schoenbrunner Str. 244, A-1120 Vienna/Europe   http://www.linbit.com :
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