Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.
On 05/07/2012 09:28 AM, Philipp Reisner wrote: > Hi, > > Compared to 8.3.12 this release has only bug fixes, no new features. > > It is worth noting that all previous DRBD-releases did not enforce > correct ordering of (some) write operations on a resync-target node. > > This can be triggered with the 'cfq' (and possible other) linux > disk schedulers. -- It is known that when you stay with an DRBD > release before 8.3.13 and switch the scheduler to 'noop', then it is > no longer to reproduce the issue. > > It is a rare condition, which is hard to trigger, it may causes > corruption in the sense that it looks like if a single block > write was not executed on the secondary. > (actually it was overwritten with the previous version of the data, > this second write originates from the resync process.) > > > Upgrading to this release is for sure a good idea. > > > 8.3.13 (api:88/proto:86-96) > -------- > * Fixed a write ordering problem on SyncTarget nodes for a write > to a block that gets resynced at the same time. The bug can > only be triggered with a device that has a firmware that > actually reorders writes to the same block > * Fixed a race between disconnect and receive_state, that could cause > a IO lockup > * Fixed resend/resubmit for requests with disk or network timeout > * Make sure that hard state changed do not disturb the connection > establishing process (I.e. detach due to an IO error). When the > bug was triggered it caused a retry in the connect process > * Postpone soft state changes to no disturb the connection > establishing process (I.e. becoming primary). When the bug > was triggered it could cause both nodes going into SyncSource state > * Fixed a refcount leak that could cause failures when trying to > unload a protocol family modules, that was used by DRBD > * Dedicated page pool for meta data IOs > * Deny normal detach (as opposed to --forced) if the user tries > to detach from the last UpToDate disk in the resource > * Fixed a possible protocol error that could be caused by > "unusual" BIOs. > * Enforce the disk-timeout option also on meta-data IO operations > * Implemented stable bitmap pages when we do a full write out of > the bitmap > > http://oss.linbit.com/drbd/8.3/drbd-8.3.13.tar.gz > http://git.drbd.org/gitweb.cgi?p=drbd-8.3.git;a=tag;h=refs/tags/drbd-8.3.13 > http://www.linbit.com/support/drbd-8.3.13/ > > Best regards, > Philipp wget http://oss.linbit.com/drbd/8.3/drbd-8.3.13.tar.gz --2012-05-07 14:57:58-- http://oss.linbit.com/drbd/8.3/drbd-8.3.13.tar.gz Resolving oss.linbit.com... 212.69.161.111 Connecting to oss.linbit.com|212.69.161.111|:80... connected. HTTP request sent, awaiting response... 403 Forbidden 2012-05-07 14:57:58 ERROR 403: Forbidden. ===== Same when clicking on a browser ... Access Forbidden Thanks, Johnny Hughes -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 262 bytes Desc: OpenPGP digital signature URL: <http://lists.linbit.com/pipermail/drbd-user/attachments/20120507/c2a4481e/attachment.pgp>