Drop xen-users@, CC xen-devel@ and blk maintainers, change title. On Mon, Jan 11, 2016 at 03:08:24PM +0100, Kojedzinszky Richárd wrote: > Dear all, > > We are facing a regular lockup with our xen setup. We have an nfs share > mounted on the xen dom0, where the vm images are served, and those files are > given to xen domUs. > > I was just preparing an experiment, where I created a 100G file on the host: > # truncate -s 100G /srv/nfs/domU/disk2 > And after added this disk to the instance's configuration. > > On the host this is the mountpoint: > # mount|grep srv/xen > 10.1.1.1:/mnt/main/vps on /srv/xen type nfs (rw,relatime,vers=3,rsize=16384,wsize=16384,namlen=255,hard,proto=tcp,timeo=600,retrans=2,sec=sys,mountaddr=10.1.1.1,mountvers=3,mountport=4045,mountproto=udp,local_lock=none,addr=10.1.1.1) > > After starting the instance I partitioned the disk with gdisk, and created > an xfs fs on it. While the fs has been created well, strange messages > appeared on the console: > > [ 23.787504] blk_update_request: I/O error, dev xvdc, sector 2048 > [ 23.788904] blk_update_request: I/O error, dev xvdc, sector 8390655 > [ 23.789611] blk_update_request: I/O error, dev xvdc, sector 16779262 > [ 23.790359] blk_update_request: I/O error, dev xvdc, sector 25167869 > [ 23.791148] blk_update_request: I/O error, dev xvdc, sector 33556476 > [ 23.791498] blk_update_request: I/O error, dev xvdc, sector 41945083 > [ 23.791498] blk_update_request: I/O error, dev xvdc, sector 50333690 > [ 23.791498] blk_update_request: I/O error, dev xvdc, sector 58722297 > [ 23.791498] blk_update_request: I/O error, dev xvdc, sector 67110904 > [ 23.791498] blk_update_request: I/O error, dev xvdc, sector 75499511 > > I dont think that this is normal. If I chose a local block device (probably > lvm) for the domU, this does not appear. > > The host is running xen-4.4 with 3.16.0-4-amd64 kernel (debian jessie > stock), the domU is running 4.3.0-0.bpo.1-amd64 (jessie backport, 4.4.4). > > I suspect those messages should not be there. > > Regards, > > Kojedzinszky Richárd > Euronet Magyarorszag Informatika Zrt. > _______________________________________________ > Xen-users mailing list > Xen-users@xxxxxxxxxxxxx > http://lists.xen.org/xen-users -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
