[caasp-beta] BTRFS space and quota
Paul Gonin
paul.gonin at suse.com
Thu Nov 2 03:55:24 MDT 2017
Hi Stephane,
What is the output of # snapper ls?
I assume that since you there were no updates yet it should look like
Type | # | Pre # | Date | User | Cleanup |
Description | Userdata -------+---+-------+------------
--------------+------+---------+-----------------------+------------
--single | 0 | | | root | |
current | single | 1 | | Tue Oct 31
09:07:13 2017 | root | | first root filesystem
| single | 2 | | Tue Oct 31 09:10:42 2017 | root |
number | after installation | important=yes
rgdsPaul
Le mardi 31 octobre 2017 à 13:38 +0000, Le Bihan Stéphane (AMUNDI-ITS)
a écrit :
> Hi Paul,
>
> We work with CaaSP2.
>
> Regards,
>
>
>
>
>
>
>
>
>
>
>
> Stéphane Le Bihan
>
>
>
>
> SDE/DSI/IPR/SSD/UNX
>
>
>
>
> 90, Boulevard Pasteur - 75015 Paris
>
>
>
>
> Web:
> http://www.amundi.com
>
>
>
>
> Tél: +33 1 76 32 32 08
> Equipe Unix : +33 1 76 32 02 30
>
>
>
>
> @:
> stephane.lebihan at amundi.com
> @ :
> sits.unix at amundi.com
>
>
>
>
>
>
>
>
>
> De : Paul Gonin [mailto:paul.gonin at suse.com]
>
>
> Envoyé : mardi 31 octobre 2017 14:34
>
> À : Le Bihan Stéphane (AMUNDI-ITS); caasp-beta at lists.suse.com
>
> Objet : Re: [caasp-beta] BTRFS space and quota
>
>
>
>
> Hi Stéphane,
>
>
>
>
>
> Not that it should make a difference for the issue described, what
> version of CaaSP the cluster is running ?
>
>
> Is it CaaSP2 ? RC1 ?
>
>
>
>
>
> thanks
>
>
> Paul
>
>
>
>
>
> Le mardi 31 octobre 2017 à 08:35 +0000, Le Bihan Stéphane (AMUNDI-
> ITS) a écrit :
>
> > Hello,
> >
> > We have a strange case on CAASP plateform with btrfs quota.
> >
> > For history, I was out of office since 3 weeks, but others
> > colleague test kubernetes plateform.
> > When I return, we ask me because FS is full on master and worker
> > nodes.
> > I don’t have cause, but I think with a bad config, subvolume
> > /var/lib/etcd grown and after correction reduce, though quota
> > reserved all space.
> >
> > When I check, I see btrfs usage and it’s really full, but balance
> > as no effect.
> > After search I see quota is activate, and subvolumes /var/lib/etcd
> > reserved 90% of space. But I don’t succeed to release this space.
> >
> > Can you help me for release space disk ?
> >
> > ·
> > On master :
> >
> > # btrfs filesystem usage /
> > Overall:
> > Device size: 30.00GiB
> > Device allocated: 29.99GiB
> > Device unallocated: 17.00MiB
> > Device missing: 0.00B
> > Used: 27.56GiB
> > Free (estimated): 504.93MiB (min: 496.43MiB)
> > Data ratio: 1.00
> > Metadata ratio: 2.00
> > Global reserve: 16.00MiB (used: 0.00B)
> >
> > Data,single: Size:27.97GiB, Used:27.49GiB
> > /dev/vda6 27.97GiB
> >
> > Metadata,DUP: Size:1.00GiB, Used:32.64MiB
> > /dev/vda6 2.00GiB
> >
> > System,DUP: Size:9.50MiB, Used:16.00KiB
> > /dev/vda6 19.00MiB
> >
> > Unallocated:
> > /dev/vda6 17.00MiB
> >
> > # btrfs fi df /
> > Data, single: total=27.97GiB, used=27.50GiB
> > System, DUP: total=9.50MiB, used=16.00KiB
> > Metadata, DUP: total=1.00GiB, used=32.66MiB
> > GlobalReserve, single: total=16.00MiB, used=0.00B
> >
> > # btrfs fi show /
> > Label: none uuid: 1b0614eb-fc59-4841-bbc5-5318087f6432
> > Total devices 1 FS bytes used 27.53GiB
> > devid 1 size 30.00GiB used 29.99GiB path /dev/vda6
> >
> > # btrfs subvolume list /
> > ID 257 gen 40 top level 5 path @
> > ID 258 gen 194820 top level 257 path @/.snapshots
> > ID 259 gen 197128 top level 258 path @/.snapshots/1/snapshot
> > ID 260 gen 194810 top level 257 path @/boot/grub2/i386-pc
> > ID 261 gen 194810 top level 257 path @/boot/grub2/x86_64-efi
> > ID 262 gen 194810 top level 257 path @/cloud-init-config
> > ID 263 gen 194810 top level 257 path @/home
> > ID 264 gen 197081 top level 257 path @/root
> > ID 265 gen 197111 top level 257 path @/tmp
> > ID 266 gen 194809 top level 257 path @/var/cache
> > ID 267 gen 194809 top level 257 path @/var/crash
> > ID 268 gen 195783 top level 257 path @/var/lib/ca-certificates
> > ID 269 gen 195783 top level 257 path @/var/lib/cloud
> > ID 270 gen 24 top level 257 path @/var/lib/docker
> > ID 271 gen 194810 top level 257 path @/var/lib/dockershim
> > ID 272 gen 195719 top level 257 path @/var/lib/etcd
> > ID 273 gen 194810 top level 257 path @/var/lib/kubelet
> > ID 274 gen 194810 top level 257 path @/var/lib/machines
> > ID 275 gen 196430 top level 257 path @/var/lib/misc
> > ID 276 gen 194810 top level 257 path @/var/lib/mysql
> > ID 277 gen 194810 top level 257 path @/var/lib/nfs
> > ID 278 gen 194810 top level 257 path @/var/lib/ntp
> > ID 279 gen 196428 top level 257 path @/var/lib/overlay
> > ID 280 gen 194810 top level 257 path @/var/lib/rollback
> > ID 281 gen 196427 top level 257 path @/var/lib/systemd
> > ID 282 gen 194810 top level 257 path @/var/lib/vmware
> > ID 283 gen 194810 top level 257 path @/var/lib/wicked
> > ID 284 gen 197128 top level 257 path @/var/log
> > ID 285 gen 197111 top level 257 path @/var/spool
> > ID 286 gen 196428 top level 257 path @/var/tmp
> >
> > # btrfs qgroup show -pcreFf /var/lib/etcd
> > qgroupid rfer excl max_rfer max_excl
> > parent child
> > -------- ---- ---- -------- -------- ---
> > --- -----
> > 0/272 25.14GiB 25.14GiB none none -
> > -- ---
> >
> > # du -sh /var/lib/etcd/
> > 417M /var/lib/etcd/
> >
> > ·
> > On one worker
> >
> > # btrfs fi usage /
> > Overall:
> > Device size: 30.00GiB
> > Device allocated: 30.00GiB
> > Device unallocated: 1.00MiB
> > Device missing: 0.00B
> > Used: 27.94GiB
> > Free (estimated): 135.28MiB (min: 135.28MiB)
> > Data ratio: 1.00
> > Metadata ratio: 2.00
> > Global reserve: 16.00MiB (used: 0.00B)
> >
> > Data,single: Size:27.99GiB, Used:27.86GiB
> > /dev/vda6 27.99GiB
> >
> > Metadata,DUP: Size:1.00GiB, Used:43.44MiB
> > /dev/vda6 2.00GiB
> >
> > System,DUP: Size:8.00MiB, Used:16.00KiB
> > /dev/vda6 16.00MiB
> >
> > Unallocated:
> > /dev/vda6 1.00MiB
> >
> > # btrfs fi df /
> > Data, single: total=27.99GiB, used=27.86GiB
> > System, DUP: total=8.00MiB, used=16.00KiB
> > Metadata, DUP: total=1.00GiB, used=43.44MiB
> > GlobalReserve, single: total=16.00MiB, used=0.00B
> >
> > # btrfs fi show /
> > Label: none uuid: 1d7b76f8-f91c-47e0-8be2-a3f02f90ac96
> > Total devices 1 FS bytes used 27.90GiB
> > devid 1 size 30.00GiB used 30.00GiB path /dev/vda6
> >
> > # btrfs qgroup show -pcreFf /var/lib/etcd
> > qgroupid rfer excl max_rfer max_excl
> > parent child
> > -------- ---- ---- -------- -------- ---
> > --- -----
> > 0/272 20.99GiB 20.99GiB none none -
> > -- ---
> >
> > # du -sh /var/lib/etcd/
> > 452M /var/lib/etcd/
> >
> > Regards,
> >
> >
> >
> >
> >
> >
> >
> >
> >
> >
> > Stéphane Le Bihan
> >
> >
> >
> >
> > SDE/DSI/IPR/SSD/UNX
> >
> >
> >
> >
> > 90, Boulevard Pasteur - 75015 Paris
> >
> >
> >
> >
> > Web:
> > http://www.amundi.com
> >
> >
> >
> >
> > Tél: +33 1 76 32 32 08
> > Equipe Unix : +33 1 76 32 02 30
> >
> >
> >
> >
> > @:
> > stephane.lebihan at amundi.com
> > @ :
> > sits.unix at amundi.com
> >
> >
> >
> >
> >
> >
> > _______________________________________________
> > caasp-beta mailing list
> > caasp-beta at lists.suse.com
> > http://lists.suse.com/mailman/listinfo/caasp-beta
>
>
>
>
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