On Thu, May 04, 2006 at 04:55:44PM +0200, Guido Guenther wrote: > On Thu, May 04, 2006 at 03:37:53PM +0200, Guido Guenther wrote: > > On Thu, May 04, 2006 at 08:35:23AM -0400, Philip R. Auld wrote: > > > Hi, > > > > > > Rumor has it that on Thu, May 04, 2006 at 09:41:20AM +0200 Guido Guenther said: > > > > Hi, > > > > when using path_checker readsector0 on the above machine the box stalls > > > > every 5 seconds when checking the currently nonactive path. Same for > > > > path_checker tur. Is there a way to avoid this? I'd consider writing a > > > > specific checker but am lacking any documentation. > > > > > > This thing is a preferred path array. I can see how readsector0 > > > is probably the wrong choice of checker. I imagine it causes > > > a cache flush from the preferred controller. Odd that the tur > > > checker has the same behavior. If you want to code something > > Well, can I check which check is really being used, if not I'll hack > > that into the daemon next week? I noticed that typos in multipath.conf > > are being silently ignored. > ...replying to myself: using "path_checker tur" in the defaults section > of multipath.conf indeed _does_ seem to work. I've put it to the > individual paths before (as shown in several example configs) but this > seems to be silently ignored. I'll try to find some time to dig into > this next week. ...monologue mode off: it should have been in the device section from the very beginning, not in the multipath section. Silly me - works fine now. Simple user error. Cheers and sorry for the noise, -- Guido -- dm-devel@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/dm-devel