It is XFS. nothing interesting in dmesg rbd showmapped + trimmed sysrq (-t -w) http://pastebin.com/s68Sqia4 On Mon, Feb 6, 2017 at 10:40 AM, Ilya Dryomov <idryomov@xxxxxxxxx> wrote: > On Mon, Feb 6, 2017 at 7:26 PM, Max Yehorov <myehorov@xxxxxxxxxx> wrote: >>> For hours? Does it succeed after X number of hours? >> Still mounted from Feb 6. There is an attempt to unmount every 10 minutes. >> >>> This doesn't say that /dev/rbd0 is in use by pid 5926. It says that >>> there is a process with the name "dio/rbd0", that's all. >>> >>> I'm guessing you ran plain "lsof" with no arguments here. Were there >>> other */rbd0 matches, like jbd2/rbd0? >> >> The entire output >> >> :~# lsof | grep rbd >> >> dio/rbd0 5926 root cwd DIR 8,5 >> 4096 2 / >> dio/rbd0 5926 root rtd DIR 8,5 >> 4096 2 / >> dio/rbd0 5926 root txt unknown >> /proc/5926/exe >> rbd 5996 root cwd DIR 8,5 >> 4096 2 / >> rbd 5996 root rtd DIR 8,5 >> 4096 2 / >> rbd 5996 root txt unknown >> /proc/5996/exe > > Is this xfs or ext4? > > What is the output of "rbd showmapped"? > > Is there anything in dmesg? Can you provide a snippet? > > Can you provide the output I requested in my first reply? > > $ cat /sys/kernel/debug/ceph/<fsid>/osdc > $ echo w >/proc/sysrq-trigger > $ echo t >/proc/sysrq-trigger > > Thanks, > > Ilya -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html