... also, do have any logs from the OS associated w/ this log file? I am specifically looking for anything to indicate which sector was considered corrupt. On Mon, Sep 11, 2017 at 4:41 PM, Jason Dillaman <jdillama@xxxxxxxxxx> wrote: > Thanks -- I'll take a look to see if anything else stands out. That > "Exec format error" isn't actually an issue -- but now that I know > about it, we can prevent it from happening in the future [1] > > [1] http://tracker.ceph.com/issues/21360 > > On Mon, Sep 11, 2017 at 4:32 PM, Nico Schottelius > <nico.schottelius@xxxxxxxxxxx> wrote: >> >> >> Thanks a lot for the great ceph.conf pointer, Mykola! >> >> I found something interesting: >> >> 2017-09-11 22:26:23.418796 7efd7d479700 10 client.1039597.objecter ms_dispatch 0x55b55ab8f950 osd_op_reply(4 rbd_header.df7343d1b58ba [call] v0'0 uv0 ondisk = -8 ((8) Exec format error)) v8 >> 2017-09-11 22:26:23.439501 7efd7dc7a700 10 client.1039597.objecter >> ms_dispatch 0x55b55ab8f950 osd_op_reply(14 rbd_header.2b0c02ae8944a >> [call] v0'0 uv0 ondisk = -8 ((8) Exec format error)) v8 >> >> Not sure if those are the ones causing the problem, but at least some >> error. >> >> I have attached the bzip'd log file for reference (1.7MiB, hope it makes >> it to the list) and wonder if anyone sees the real reason for the I/O errors? >> >> Best, >> >> Nico >> >> >> >> >> >> >> >> Mykola Golub <mgolub@xxxxxxxxxxxx> writes: >> >>> On Sun, Sep 10, 2017 at 03:56:21PM +0200, Nico Schottelius wrote: >>>> >>>> Just tried and there is not much more log in ceph -w (see below) neither >>>> from the qemu process. >>>> >>>> [15:52:43] server4:~$ /usr/bin/qemu-system-x86_64 -name one-17031 -S >>>> -machine pc-i440fx-2.1,accel=kvm,usb=off -m 8192 -realtime mlock=off >>>> -smp 6,sockets=6,cores=1,threads=1 -uuid >>>> 79845fca-9b26-4072-bcb3-7f5206c2a531 -no-user-config -nodefaults >>>> -chardev >>>> socket,id=charmonitor,path=/var/lib/libvirt/qemu/one-17031.monitor,server,nowait >>>> -mon chardev=charmonitor,id=monitor,mode=control -rtc base=utc >>>> -no-shutdown -boot strict=on -device >>>> piix3-usb-uhci,id=usb,bus=pci.0,addr=0x1.0x2 -drive >>>> file='rbd:one/one-29-17031-0:id=libvirt:key=DELETEME:auth_supported=cephx\;none:mon_host=server1\:6789\;server3\:6789\;server5\:6789,if=none,id=drive-virtio-disk0,format=raw,cache=none' -device virtio-blk-pci,scsi=off,bus=pci.0,addr=0x5,drive=drive-virtio-disk0,id=virtio-disk0,bootindex=1 -drive file=/var/lib/one//datastores/100/17031/disk.1,if=none,id=drive-ide0-0-0,readonly=on,format=raw -device ide-cd,bus=ide.0,unit=0,drive=drive-ide0-0-0,id=ide0-0-0 -vnc [::]:21131 -device cirrus-vga,id=video0,bus=pci.0,addr=0x2 -device virtio-balloon-pci,id=balloon0,bus=pci.0,addr=0x6 -msg timestamp=on 2>&1 | tee kvmlogwithdebug >>>> >>>> -> no output >>> >>> Try to find where the qemu process writes the ceph log, e.g. with the >>> help of lsof utility. Or add something like below >>> >>> log file = /tmp/ceph.$name.$pid.log >>> >>> to ceph.conf before starting qemu and look for /tmp/ceph.*.log >> >> >> -- >> Modern, affordable, Swiss Virtual Machines. Visit www.datacenterlight.ch >> > > > > -- > Jason -- Jason _______________________________________________ ceph-users mailing list ceph-users@xxxxxxxxxxxxxx http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com