Re: [dm-devel] Fix "dm kcopyd: Fix bug causing workqueue stalls" causes dead lock

2019-09-27 Thread Nikos Tsironis
On 9/27/19 4:19 PM, Guruswamy Basavaiah wrote: > Hello, > We have drbd partition on top of lvm partition. when node having > secondary drbd partition is coming up, large amount of data will be > synced between primary to secondary drbd partitions. > > During this time, we see the drbd

Re: kernel BUG at drivers/md/persistent-data/dm-space-map-disk.c:178 with scsi_mod.use_blk_mq=y

2019-09-27 Thread Eric Wheeler
On Fri, 27 Sep 2019, Joe Thornber wrote: > Hi Eric, > > On Thu, Sep 26, 2019 at 06:27:09PM +, Eric Wheeler wrote: > > I pvmoved the tmeta to an SSD logical volume (dm-linear) on a non-bcache > > volume and we got the same trace this morning, so while the tdata still > > passes through

Re: [dm-devel] [PATCH] multipathd: warn when configuration has been changed.

2019-09-27 Thread Martin Wilck
On Mon, 2019-09-23 at 14:29 -0500, Benjamin Marzinski wrote: > It would be helpful if multipathd could log a message when > multipath.conf or files in the config_dir have been written to, both > so > that it can be used to send a notification to users, and to help with > determining after the fact

Re: kernel BUG at drivers/md/persistent-data/dm-space-map-disk.c:178 with scsi_mod.use_blk_mq=y

2019-09-27 Thread Joe Thornber
Hi Eric, On Thu, Sep 26, 2019 at 06:27:09PM +, Eric Wheeler wrote: > I pvmoved the tmeta to an SSD logical volume (dm-linear) on a non-bcache > volume and we got the same trace this morning, so while the tdata still > passes through bcache, all meta operations are direct to an SSD. This is