kernel client

Yan, Zheng <uker...@gmail.com> 于2018年8月14日周二 下午3:13写道:

> On Mon, Aug 13, 2018 at 9:55 PM Zhenshi Zhou <deader...@gmail.com> wrote:
> >
> > Hi Burkhard,
> > I'm sure the user has permission to read and write. Besides, we're not
> using EC data pools.
> > Now the situation is that any openration to a specific file, the command
> will hang.
> > Operations to any other files won't hang.
> >
>
> can ceph-fuse client read the specific file ?
>
> > Burkhard Linke <burkhard.li...@computational.bio.uni-giessen.de>
> 于2018年8月13日周一 下午9:42写道:
> >>
> >> Hi,
> >>
> >>
> >> On 08/13/2018 03:22 PM, Zhenshi Zhou wrote:
> >> > Hi,
> >> > Finally, I got a running server with files /sys/kernel/debug/ceph/xxx/
> >> >
> >> > [root@docker27 525c4413-7a08-40ca-9a98-0a6df009025b.client213522]#
> cat mdsc
> >> > [root@docker27 525c4413-7a08-40ca-9a98-0a6df009025b.client213522]#
> cat monc
> >> > have monmap 2 want 3+
> >> > have osdmap 4545 want 4546
> >> > have fsmap.user 0
> >> > have mdsmap 335 want 336+
> >> > fs_cluster_id -1
> >> > [root@docker27 525c4413-7a08-40ca-9a98-0a6df009025b.client213522]#
> cat osdc
> >> > REQUESTS 6 homeless 0
> >> > 82580   osd10   1.7f9ddac7      [10,13]/10      [10,13]/10
> >> > 10000053a04.00000000    0x400024        1       write
> >> > 81019   osd11   1.184ed679      [11,7]/11       [11,7]/11
> >> >   1000005397b.00000000    0x400024        1       write
> >> > 81012   osd12   1.cd98ed57      [12,9]/12       [12,9]/12
> >> >   10000053971.00000000    0x400024        1       write,startsync
> >> > 82589   osd12   1.7cd5405a      [12,8]/12       [12,8]/12
> >> >   10000053a13.00000000    0x400024        1       write,startsync
> >> > 80972   osd13   1.91886156      [13,4]/13       [13,4]/13
> >> >   10000053939.00000000    0x400024        1       write
> >> > 81035   osd13   1.ac5ccb56      [13,4]/13       [13,4]/13
> >> >   10000053997.00000000    0x400024        1       write
> >> >
> >> > The cluster claims nothing, and shows HEALTH_OK still.
> >> > What I did is just vim a file storing on cephfs, and then it hung
> there.
> >> > And I got a process with 'D' stat.
> >> > By the way, the whole mount directory is still in use and with no
> error.
> >>
> >> So there are no pending mds requests, mon seems to be ok, too.
> >>
> >> But the osd requests seems to be stuck. Are you sure the ceph user used
> >> for the mount point is allowed to write to the cephfs data pools? Are
> >> you using additional EC data pools?
> >>
> >> Regards,
> >> Burkhard
> >> _______________________________________________
> >> ceph-users mailing list
> >> ceph-users@lists.ceph.com
> >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
> >
> > _______________________________________________
> > ceph-users mailing list
> > ceph-users@lists.ceph.com
> > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
>
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