[DRBD-user] Sync Speed Limited to 102400

Lars Ellenberg lars.ellenberg at linbit.com
Wed Nov 5 15:41:59 CET 2014

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


On Tue, Nov 04, 2014 at 03:54:37PM -0500, Darren Ginter wrote:
> No matter what the config is set to, the "want 102,400 K/sec" is always
> present.  Is this a bug?

http://blogs.linbit.com/p/443/drbd-sync-rate-controller-2/

Thanks,
	Lars

> Linux rozrep1 3.13.0-32-generic #57-Ubuntu SMP Tue Jul 15 03:51:08 UTC 2014
> x86_64 x86_64 x86_64 GNU/Linux
> 
> root at rozrep1:~# drbdadm --version
> DRBDADM_BUILDTAG=GIT-hash:\ 599f286440bd633d15d5ff985204aff4bccffadd\
> build\ by\ phil at fat-tyre\,\ 2013-10-11\ 16:42:48
> DRBDADM_API_VERSION=1
> DRBD_KERNEL_VERSION_CODE=0x080403
> DRBDADM_VERSION_CODE=0x080404
> DRBDADM_VERSION=8.4.4
> 
> root at rozrep2:~# drbdsetup /dev/drbd/by-res/vmware/0 show
> resource vmware {
>     options {
>     }
>     net {
>         protocol         A;
>         cram-hmac-alg   "sha1";
>         shared-secret   "FooFunFactory";
>     }
>     _remote_host {
>         address ipv4 169.254.0.1:7789;
>     }
>     _this_host {
>         address ipv4 169.254.0.2:7789;
>         volume 0 {
>             device minor 1;
>             disk "/dev/zvol/tank/vmware";
>             meta-disk internal;
>             disk {
>                 *resync-rate     307200k;* # bytes/second
>             }
>         }
>     }
> }
> root at rozrep2:~# service drbd status
> drbd driver loaded OK; device status:
> version: 8.4.3 (api:1/proto:86-101)
> srcversion: F97798065516C94BE0F27DC
> m:res     cs          ro                 ds                         p
>   mounted  fstype
> ...       sync'ed:    6.5%               (6460816/6902800)Mfinish:
>  17:15:44  106,444  (102,396)  *want:  102,400  K/sec*
> 1:vmware  SyncTarget  Secondary/Primary  Inconsistent/UpToDate      A


-- 
: Lars Ellenberg
: LINBIT | Your Way to High Availability
: DRBD/HA support and consulting http://www.linbit.com

DRBD® and LINBIT® are registered trademarks of LINBIT, Austria.
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