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, Mar 03, 2008 at 01:27:09PM +0100, Tomasz Chmielewski wrote: > Is it possible to place external meta data in a file? > > Documentation states that meta-disk has to be either internal, or should > point to a block-device (if external). > > However, with more DRBD devices, creating a new block device for each > resource is a bit of an administrative burden, and sometimes, is not > possible at all. > > > Also, Linux software RAID can keep its bitmap either internally, or in a > file. > > > My little experimentation a while ago showed that DRBD won't work with > files as meta data - but maybe something changed lately (or it's a > planned feature)? will never happen. drbd meta data transactions happen within the block io path. if you re-enter the file-io path from within the block io path, you will eventually deadlock. this is a fact, not an opinion. as such, it could not be voted uppon, even if software was a democracy. you cannot disagree. you can accept it - or not. deal with it. -- : Lars Ellenberg http://www.linbit.com : : DRBD/HA support and consulting sales at linbit.com : : LINBIT Information Technologies GmbH Tel +43-1-8178292-0 : : Vivenotgasse 48, A-1120 Vienna/Europe Fax +43-1-8178292-82 : __ please use the "List-Reply" function of your email client.