Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
> Hi, > > I have DRBD 0.7.22 running on two SLES 10 SP1 servers. The partitions for > DRBD are located on a LVM volume. While doing the initial sync, it seems > that this is very slow: > > 0: cs:SyncSource st:Primary/Secondary ld:Consistent > ns:598700 nr:0 dw:0 dr:601844 al:0 bm:36 lo:0 pe:198 ua:786 ap:0 > [>...................] sync'ed: 0.1% (604824/605408)M > finish: 215:02:54 speed: 708 (684) K/sec > > I use dedicated gigabit NICs for this, having tried a straight and crossed > cable and a switch. "ethtool" reports 1000 Mbits. Filecopies with SCP go > beyond 80 MB/sec. The "rate" parameter in drbd.conf is at 33M, which I > derived from the drbd.org site. > > I do get this in the secondary node: > > Cpu0 : 0.0%us, 0.3%sy, 0.0%ni, 0.0%id, 99.3%wa, 0.0%hi, 0.3%si, 0.0%st > Cpu1 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st > Cpu2 : 0.0%us, 0.0%sy, 0.0%ni, 0.0%id,100.0%wa, 0.0%hi, 0.0%si, 0.0%st > Cpu3 : 0.0%us, 0.0%sy, 0.0%ni,100.0%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st > > Which seems to indicate that twee CPUs are at 100%. > > Anyone any idea as to why? > > Thank you! > > > Bart All, insipred by another thread, I changed the network cards for the DRBD sync link, hoping this would fix things, but the same result applies. Anyone any ideas whatsover? Any help is much appreciated! Thank you! Bart