Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Witnessed another bandwidth spike that slowed my stacked layer down. 10: cs:Connected ro:Primary/Secondary ds:UpToDate/UpToDate A r----- ns:192538032 nr:0 dw:599650316 dr:1701817080 al:4481613 bm:43214 lo:1 pe:2050 ua:0 ap:2049 ep:1 wo:f oos:0 resync: used:0/61 hits:3274 misses:165 starving:0 dirty:0 changed:165 act_log: used:135/3833 hits:788561 misses:25007 starving:0 dirty:28 changed:24979 On Fri, Jun 22, 2012 at 8:24 AM, J.R. Lillard <jlillard at ghfllc.com> wrote: > My starving count was pretty high. I maxed out my al-extents and will see > if that helps. Thanks. > > > On Fri, Jun 22, 2012 at 4:22 AM, Andreas Kurz <andreas at hastexo.com> wrote: > >> On 06/20/2012 11:51 PM, J.R. Lillard wrote: >> > I have a lower-level setup on Protocol C and a stacked layer of Protocol >> > A going through Proxy over a WAN. There are times when my disk activity >> > spikes causing the Proxy buffers to fill up a bit. While this is >> > happening the Pending count on my stacked resources goes up and causes >> > my access to those resources to slow down. Is this normal? I thought >> > with Protocol A as soon as my local write was finished things would >> > continue. >> >> You checked that you are not running out of activity log extents for the >> stacked resource? >> >> Do an: echo 1 >/sys/module/drbd/parameters/proc_details >> >> ... and have a look at "starving" counter in /proc/drbd ... should >> ideally be 0 and definitely not increasing regularly. If it does, >> increase the al-extents value for the stacked resource (max is 3833 in >> drbd 8.3 ... IIRC) >> >> Regards, >> Andreas >> >> -- >> Need help with DRBD? >> http://www.hastexo.com/now >> >> > >> > -- >> > J.R. Lillard >> > System / Network Admin >> > Web Programmer >> > Golden Heritage Foods >> > 120 Santa Fe St. >> > Hillsboro, KS 67063 >> > >> > >> > >> > _______________________________________________ >> > drbd-user mailing list >> > drbd-user at lists.linbit.com >> > http://lists.linbit.com/mailman/listinfo/drbd-user >> > >> >> >> >> >> >> >> >> _______________________________________________ >> drbd-user mailing list >> drbd-user at lists.linbit.com >> http://lists.linbit.com/mailman/listinfo/drbd-user >> >> > > > -- > J.R. Lillard > System / Network Admin > Web Programmer > Golden Heritage Foods > 120 Santa Fe St. > Hillsboro, KS 67063 > > -- J.R. Lillard System / Network Admin Web Programmer Golden Heritage Foods 120 Santa Fe St. Hillsboro, KS 67063 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20120622/a1e00ccb/attachment.htm>