Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
/ 2004-01-19 15:42:06 -0500 \ george young: > The 100Mb private net seems healthy: tar-rsh-tar gets me 7.5MB/s. > Without the tar and fs overhead I get 7.9MB/sec. > > With --sync-min=10M and fsckcmd=/bin/true and separate --sync-groups > and removing the disconnect/net pair of commands, I get 1h44m sync > for the 36G partition, i.e. 5.8MB/s. It would be nice to do 20% > better, but clearly not a lot faster until I get gigabit ethernet. > > > I use the HA-Linux "IPaddr" script, but heatbeat is *not* enabled. > > > > Here's my script for pig-app to grab the /db filesystem from pig-db: > > ------------------------------------------------------------ > > if ping -c 1 pig-db; then > > rsh -n pig-db /usr/local/etc/ha.d/resource.d/datadisk drbd_db stop & > > sleep 30 > > fi > > I think I had put these in hoping to avoid a long sync delay. > I'll take them out. > #> /sbin/drbdsetup /dev/nb1 disconnect > #> /sbin/drbdsetup /dev/nb1 net 10.0.0.115:7789 10.0.0.114:7789 C > > /usr/local/etc/ha.d/resource.d/datadisk drbd_db start > > I *do* start other services in this script: samba, postgres, > and the roving service IP addresses were omitted here for brevity. Do you also stop them remotely (if it is a "gracefull failover" ? datadisk stop will try to "kill all users of the device", before it tries to umount. This is not very "polite" ... > > sync-min = 500k > I'll change this to sync-min=10M which for your setup seems to be equivalent "sync-nice = -20" ... Lars Ellenberg