Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
/ 2004-01-20 09:24:32 +0100 \ Christian Hammers: > Hello > > I used to have 2.4.23 and drbd 0.6.4 running on two servers sharing > 2x 5GB over a 100MBit crosslink. > > Now I upgraded to 2.4.24 and drbd 0.6.10 and two Intel e1000.o gigabit > cards and my syncall time drops from about 15mins to more than 1h! Hm. It should have improved :) > After the syncinc was done, I tested the link with "rsync -v -a > --progress ..." and got at least 15MB/s = 120MBit/s which is not much > for a 1000MBit/s link but at least more than 2MBit/s that drbd got! > > Below you find the "cat /proc/drbd" and the "drbdsetup /dev/nb0 show" > outputs. The sync-max values differ a bit as I played around before > giving up... > > Any ideas? > > bye, > > -christian- > > P.S.: How do I enable this SyncQuick which I read somewhere? you do not "enable it". read http://drbd.org/drbd-article.html, it should explain this. > root at mail3a:/home/ch# cat /proc/drbd > version: 0.6.10 (api:64/proto:62) > 0: cs:SyncingAll st:Primary/Secondary ns:5753652 nr:0 dw:581640 dr:5247457 pe:29 ua:0 > [===================>] sync'ed: 99.9% (7/5004)M > finish: 0:01:05h speed: 1,325 (1,077) K/sec > 1: cs:SyncingAll st:Primary/Secondary ns:5253628 nr:0 dw:48584 dr:5216525 pe:14 ua:0 > [===================>] sync'ed: 99.7% (20/5004)M > finish: 0:01:15h speed: 1,325 (1,074) K/sec > > root at mail3a:/tmp# drbdsetup /dev/nb0 show > Lower device: 08:08 (/dev/sda8) > Disk options: > disk-size = 5124703 KB > do-panic > Local address: 10.10.10.1:7789 > Remote address: 10.10.10.2:7789 > Wire protocol: C > Net options: > timeout = 6.0 sec > tl-size = 5000 > connect-int = 10 sec > ping-int = 10 sec > sndbuf-size = 131070 > sync-min = 200 KB/sec you should increase sync-min !! > sync-max = 5000 KB/sec of course you want to increase sync-max again... > sync-nice = 10 you should probably sync-nice = -10 or so you *may* decrease sndbuf-size... say, sndbuf-size = 65534. but I did not tell you :) Lars Ellenberg