Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Thursday, 13. November 2008, Felix Zachlod wrote: > The > Systems are each running on a q-core Xeon processor, 4GB memory and have a > 16 channel icp raid controller with BBWC and are configured with raid 60 > underlying. Trying to write to a sample partition /dev/sdbX on each of the > machines will reach about 120MByte/s write performance which seems is poor > for a raid of 16 1TB SATA drives but okay that is not the point here. Just a wild guess: where do you store your drbd meta data? AFAIK RAID 5 is no good option for meta data due to it's write latency. I'd guess that for RAID 6 this is even more so. Maybe putting meta data on a RAID 1 is worth a try for you. Regards, Stefan