[heketi-devel] volume provisioning fails with "No space"

Polasek, Robert RPolasek at ifdsgroup.com
Thu Oct 25 20:59:41 UTC 2018


Hi everybody,

I am testing heketi autoprovisioning of gluster volumes and I am hitting a problem where heketi reports "No space" in the log, even there should be a space.
Would somebody be able to point me what I need to look into or where my problem is? Here are the details of my problem:

I am using a curl to simulate my failing request from kubernetes. As a side note, our kubernetes is old, 1.4 and therefore I cannot
robert at workstation:~/src/ifds/helm/tapremium$ curl -v -X POST -H "Authorization: bearer ****" -H "Content-Type: application/json" POST http://localhost:8080/volumes -d@/tmp/volume.json<mailto:-d@/tmp/volume.json>

=================================================================================================================

This is a content of /tmp/volume.json file
{
  "size": 10,
  "name": "",
  "durability": {
    "type": "replicate",
    "replicate": {
      "replica": 3
    },
    "disperse": {}
  },
  "gid": 2000,
  "snapshot": {
    "enable": false,
    "factor": 0
  }
}

This is my topology
=================================================================================================================
Cluster Id: 7396c8b03593f9bfa1288cdebd9412ac

    Volumes:

        Name: vol_4708719dddaacda301e3b71763cb73fa
        Size: 10
        Id: 4708719dddaacda301e3b71763cb73fa
        Cluster Id: 7396c8b03593f9bfa1288cdebd9412ac
        Mount: 192.168.48.9:vol_4708719dddaacda301e3b71763cb73fa
        Mount Options: backup-volfile-servers=
        Durability Type: none
        Snapshot: Disabled

                Bricks:
                        Id: 99b33f7f23347c1691e4a93c7220af04
                        Path: /var/lib/heketi/mounts/vg_05df77bacca68b941f8d3d20d64a1aa2/brick_99b33f7f23347c1691e4a93c7220af04/brick
                        Size (GiB): 5
                        Node: 31e1ac3014029ff48398a989c10952b6
                        Device: 05df77bacca68b941f8d3d20d64a1aa2

                        Id: acebc8961ffb304fa2b97c201c7af8da
                        Path: /var/lib/heketi/mounts/vg_05df77bacca68b941f8d3d20d64a1aa2/brick_acebc8961ffb304fa2b97c201c7af8da/brick
                        Size (GiB): 5
                        Node: 31e1ac3014029ff48398a989c10952b6
                        Device: 05df77bacca68b941f8d3d20d64a1aa2


    Nodes:

        Node Id: 31e1ac3014029ff48398a989c10952b6
        State: online
        Cluster Id: 7396c8b03593f9bfa1288cdebd9412ac
        Zone: 1
        Management Hostname: 192.168.48.9
        Storage Hostname: 192.168.48.9
        Devices:
                Id:05df77bacca68b941f8d3d20d64a1aa2   Name:/dev/gluster_vg/heketi_volumeState:online    Size (GiB):99      Used (GiB):10      Free (GiB):89
                        Bricks:
                                Id:99b33f7f23347c1691e4a93c7220af04   Size (GiB):5       Path: /var/lib/heketi/mounts/vg_05df77bacca68b941f8d3d20d64a1aa2/brick_99b33f7f23347c1691e4a93c7220af04/brick
                                Id:acebc8961ffb304fa2b97c201c7af8da   Size (GiB):5       Path: /var/lib/heketi/mounts/vg_05df77bacca68b941f8d3d20d64a1aa2/brick_acebc8961ffb304fa2b97c201c7af8da/brick
                Id:6c0325d31e1b84a4f3aa088ba352e2ec   Name:/dev/gluster_vg/heketi_volume2State:online    Size (GiB):24      Used (GiB):0       Free (GiB):24
                        Bricks:
                Id:bac78b5e4d558d387218d12fdfb7bfa0   Name:/dev/gluster_vg/heketi_volume1State:online    Size (GiB):24      Used (GiB):0       Free (GiB):24
                        Bricks:

=================================================================================================================
and this is the log output

[negroni] Started POST /volumes
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry.go:101: [e8cb84a8b977a00d77e137a05a5b2530] Replica 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry.go:580: Using the following clusters: [7396c8b03593f9bfa1288cdebd9412ac]
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:43: brick_size = 10485760
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:44: sets = 1
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:45: num_bricks = 3
[heketi] INFO 2018/10/25 14:08:28 Allocating brick set #0
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 0 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:411: expected space needed for amount=10485760 snapFactor=1 : 10539008
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:368: device 6c0325d31e1b84a4f3aa088ba352e2ec[26079232] > required size [10539008] ?
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 1 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:455: Error detected.  Cleaning up volume e8cb84a8b977a00d77e137a05a5b2530: Len(0)
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:56: No space, re-trying with smaller brick size
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:43: brick_size = 5242880
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:44: sets = 2
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:45: num_bricks = 6
[heketi] INFO 2018/10/25 14:08:28 Allocating brick set #0
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 0 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:411: expected space needed for amount=5242880 snapFactor=1 : 5271552
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:368: device bac78b5e4d558d387218d12fdfb7bfa0[26079232] > required size [5271552] ?
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 1 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:455: Error detected.  Cleaning up volume e8cb84a8b977a00d77e137a05a5b2530: Len(0)
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:56: No space, re-trying with smaller brick size
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:43: brick_size = 2621440
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:44: sets = 4
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:45: num_bricks = 12
[heketi] INFO 2018/10/25 14:08:28 Allocating brick set #0
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 0 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:411: expected space needed for amount=2621440 snapFactor=1 : 2637824
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:368: device 05df77bacca68b941f8d3d20d64a1aa2[94179328] > required size [2637824] ?
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 1 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:455: Error detected.  Cleaning up volume e8cb84a8b977a00d77e137a05a5b2530: Len(0)
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:56: No space, re-trying with smaller brick size
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:43: brick_size = 1310720
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:44: sets = 8
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:45: num_bricks = 24
[heketi] INFO 2018/10/25 14:08:28 Allocating brick set #0
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 0 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:411: expected space needed for amount=1310720 snapFactor=1 : 1318912
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/device_entry.go:368: device 05df77bacca68b941f8d3d20d64a1aa2[94179328] > required size [1318912] ?
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/brick_allocate.go:251: 1 / 3
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:455: Error detected.  Cleaning up volume e8cb84a8b977a00d77e137a05a5b2530: Len(0)
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:56: No space, re-trying with smaller brick size
[heketi] ERROR 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry_allocate.go:37: Minimum brick size limit reached.  Out of space.
[heketi] DEBUG 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/volume_entry.go:445: Cluster 7396c8b03593f9bfa1288cdebd9412ac can not accommodate volume (Minimum brick size limit reached.  Out of space.), trying next cluster
[heketi] ERROR 2018/10/25 14:08:28 /src/github.com/heketi/heketi/apps/glusterfs/operations_manage.go:89: Create Volume Build Failed: No space
[negroni] Completed 500 Internal Server Error in 3.397009ms


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