Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
Mike Lovell wrote: > Igor Neves wrote: >> Hi, >> >> Are you still using software raid? >> >> Have you tryed out using hardware raid? >> >> The only time i had tryed out drbd with mdraid, well let's say, i >> never will try that again, from now on, we only use areca raid cards. >> Anyway, software raid it's slow, if you want to do this thing, buy >> raid controllers, the best ones are areca, 3ware and lsi it's bad, >> don't know all the others. >> >> Cheers, >> >> On 10/23/2009 10:40 PM, Mike Lovell wrote: >>> exaggerated the problem. when the sync hangs, the drbd module is >>> almost completely unresponsive. i tried doing a pause-sync and then >>> resume-sync thinking that it would nudge the module into working but >>> the commands timeout on talking to the module. i can still cat >>> /proc/drbd but that is about it until i take down the network >>> interface and drbd detects the network change. if i then bring back >>> up the interface, drbd detects it can talk again but then only syncs >>> a couple of megabytes before stalling again. i have tried every way >>> i can think of to check the integrity of the network link between >>> the hosts and everything says they are fine except for during a ping >>> flood there will be a few out of a couple h >> > yes, i am using software raid. i guess i didn't try changing that > during my hardware changes. i'll see if i can scrounge up some raid > controllers to test this with. i got a hold of a few 3ware controllers and used these for the disk array instead of the software raid. unfortunately, it still broke. mike