try setting:
mon_osd_min_down_reporters = 1
On 2018-01-31 20:46, Steven Vacaroaia wrote:
> Hi,
>
> Why is ceph osd tree reports that osd.4 is up when the server on which osd.4
> is running is actually down ??
>
> Any help will be appreciated
>
> [root@osd01 ~]# ping -c 2 osd02
> PING osd02 (10.10.30.182) 56(84) bytes of data.
> From osd01 (10.10.30.181) icmp_seq=1 Destination Host Unreachable
> From osd01 (10.10.30.181) icmp_seq=2 Destination Host Unreachable
>
> [root@osd01 ~]# ceph osd tree
> ID CLASS WEIGHT TYPE NAME STATUS REWEIGHT PRI-AFF
> -9 0 root ssds
> -10 0 host osd01-ssd
> -11 0 host osd02-ssd
> -12 0 host osd04-ssd
> -1 4.22031 root default
> -3 1.67967 host osd01
> 0 hdd 0.55989 osd.0 down 0 1.00000
> 3 hdd 0.55989 osd.3 down 0 1.00000
> 6 hdd 0.55989 osd.6 up 1.00000 1.00000
> -5 1.67967 host osd02
> 1 hdd 0.55989 osd.1 down 1.00000 1.00000
> 4 hdd 0.55989 osd.4 up 1.00000 1.00000
> 7 hdd 0.55989 osd.7 down 1.00000 1.00000
> -7 0.86096 host osd04
> 2 hdd 0.28699 osd.2 down 0 1.00000
> 5 hdd 0.28699 osd.5 down 1.00000 1.00000
> 8 hdd 0.28699 osd.8 down 1.00000 1.00000
> [root@osd01 ~]# ceph tell osd.4 bench
> ^CError EINTR: problem getting command descriptions from osd.4
> [root@osd01 ~]# ceph osd df
> ID CLASS WEIGHT REWEIGHT SIZE USE AVAIL %USE VAR PGS
> 0 hdd 0.55989 0 0 0 0 0 0 0
> 3 hdd 0.55989 0 0 0 0 0 0 0
> 6 hdd 0.55989 1.00000 573G 16474M 557G 2.81 0.84 0
> 1 hdd 0.55989 1.00000 573G 16516M 557G 2.81 0.84 0
> 4 hdd 0.55989 1.00000 573G 16465M 557G 2.80 0.84 0
> 7 hdd 0.55989 1.00000 573G 16473M 557G 2.81 0.84 0
> 2 hdd 0.28699 0 0 0 0 0 0 0
> 5 hdd 0.28699 1.00000 293G 16466M 277G 5.47 1.63 0
> 8 hdd 0.28699 1.00000 293G 16461M 277G 5.47 1.63 0
> TOTAL 2881G 98857M 2784G 3.35
> MIN/MAX VAR: 0.84/1.63 STDDEV: 1.30
> [root@osd01 ~]# ceph osd df tree
> ID CLASS WEIGHT REWEIGHT SIZE USE AVAIL %USE VAR PGS TYPE NAME
> -9 0 - 0 0 0 0 0 - root ssds
> -10 0 - 0 0 0 0 0 - host
> osd01-ssd
> -11 0 - 0 0 0 0 0 - host
> osd02-ssd
> -12 0 - 0 0 0 0 0 - host
> osd04-ssd
> -1 4.22031 - 2881G 98857M 2784G 3.35 1.00 - root default
> -3 1.67967 - 573G 16474M 557G 2.81 0.84 - host osd01
> 0 hdd 0.55989 0 0 0 0 0 0 0 osd.0
> 3 hdd 0.55989 0 0 0 0 0 0 0 osd.3
> 6 hdd 0.55989 1.00000 573G 16474M 557G 2.81 0.84 0 osd.6
> -5 1.67967 - 1720G 49454M 1671G 2.81 0.84 - host osd02
> 1 hdd 0.55989 1.00000 573G 16516M 557G 2.81 0.84 0 osd.1
> 4 hdd 0.55989 1.00000 573G 16465M 557G 2.80 0.84 0 osd.4
> 7 hdd 0.55989 1.00000 573G 16473M 557G 2.81 0.84 0 osd.7
> -7 0.86096 - 587G 32928M 555G 5.47 1.63 - host osd04
> 2 hdd 0.28699 0 0 0 0 0 0 0 osd.2
> 5 hdd 0.28699 1.00000 293G 16466M 277G 5.47 1.63 0 osd.5
> 8 hdd 0.28699 1.00000 293G 16461M 277G 5.47 1.63 0 osd.8
> TOTAL 2881G 98857M 2784G 3.35
> MIN/MAX VAR: 0.84/1.63 STDDEV: 1.30
>
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