Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On Mon, Sep 1, 2008 at 8:25 PM, Alexandre Biancalana <biancalana at gmail.com> wrote: > Hi list, > > I know that this subject was discussed before but I don't find any > definitive answer to this question, so I hope that this message can > help people finding this in future. Doesn't matter. Most people seem to find the *official* answer, which *official* people refuse to change, yet many times just does not work. > I installed Debian 4 (etch), Xen 3.2 and DRBD 8.0.13 (from > backports). The objective is to build a two-node Linux HA to > virtualize some legacy services and development machines. > > My question is about block-drbd script, when I try to boot a virtual > machine using a drbd disk resource like this: > > disk = [ 'drbd:app01,hda,w' ] Why did you use that? > I get a lot of errors in the virtual machines, windows 2k gives the message: > disk i/o error: Status = 00000c00 > Setup cannot access this disk Naturally. > When I use the drbd device directly: > > disk = [ 'phy:/dev/drbd0,hda,w' ] > > everything works great, but I don't want to write wrapper scripts to > handle live migration. Of course phy: works great. Fortunately, with allow-two-primaries;, and other controls, DRBD 8.x can do Xen live migration, even using phys: ... > I already tried to do this setup with Cent5 too but the error is the > same and the people at centos-virt list say the this only work with > Xen > 3.1, I tried to see if block-drbd script changes between 8.0.13 > and 8.2.6, but the script is the same. Hmm. Maybe this is new with Debian, because of (etch) anyway... jerry -- There's plenty of youth in America - it's time we find the "fountain of smart".