Attachment 1480089 Details for Bug 1624395 – vdostats

vdostats

vdo-monitoring.txt (text/plain), 29.35 KB, created by Sahina Bose on 2018-08-31 12:51:08 UTC

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Creator: Sahina Bose

Created: 2018-08-31 12:51:08 UTC

Size: 29.35 KB

patch

obsolete

>[root@rhsdev-grafton2 ~]# gluster vol info engine
> 
>Volume Name: engine
>Type: Replicate
>Volume ID: d86cdf87-a11f-4aff-8945-71dad6df00f8
>Status: Started
>Snapshot Count: 0
>Number of Bricks: 1 x 3 = 3
>Transport-type: tcp
>Bricks:
>Brick1: 10.70.37.28:/gluster_bricks/engine/engine
>Brick2: 10.70.37.29:/gluster_bricks/engine/engine
>Brick3: 10.70.37.30:/gluster_bricks/engine/engine
>Options Reconfigured:
>cluster.granular-entry-heal: enable
>performance.strict-o-direct: on
>network.ping-timeout: 30
>storage.owner-gid: 36
>storage.owner-uid: 36
>user.cifs: off
>features.shard: on
>cluster.shd-wait-qlength: 10000
>cluster.shd-max-threads: 8
>cluster.locking-scheme: granular
>cluster.data-self-heal-algorithm: full
>cluster.server-quorum-type: server
>cluster.quorum-type: auto
>cluster.eager-lock: enable
>network.remote-dio: off
>performance.low-prio-threads: 32
>performance.io-cache: off
>performance.read-ahead: off
>performance.quick-read: off
>transport.address-family: inet
>nfs.disable: on
>
>[root@rhsdev-grafton2 ~]# gluster vol info vmstore
> 
>Volume Name: vmstore
>Type: Replicate
>Volume ID: 826718b3-b509-4ff6-abdb-d500d66e7a18
>Status: Started
>Snapshot Count: 0
>Number of Bricks: 1 x (2 + 1) = 3
>Transport-type: tcp
>Bricks:
>Brick1: 10.70.37.28:/gluster_bricks/vmstore/vmstore
>Brick2: 10.70.37.29:/gluster_bricks/vmstore/vmstore
>Brick3: 10.70.37.30:/gluster_bricks/vmstore/vmstore (arbiter)
>Options Reconfigured:
>diagnostics.count-fop-hits: on
>diagnostics.latency-measurement: on
>cluster.granular-entry-heal: disable
>performance.strict-o-direct: on
>network.ping-timeout: 30
>storage.owner-gid: 36
>storage.owner-uid: 36
>user.cifs: off
>features.shard: on
>cluster.shd-wait-qlength: 10000
>cluster.shd-max-threads: 8
>cluster.locking-scheme: granular
>cluster.data-self-heal-algorithm: full
>cluster.server-quorum-type: server
>cluster.quorum-type: auto
>cluster.eager-lock: enable
>network.remote-dio: off
>performance.low-prio-threads: 32
>performance.io-cache: off
>performance.read-ahead: off
>performance.quick-read: off
>transport.address-family: inet
>nfs.disable: on
>
>[root@rhsdev-grafton2 ~]# gluster vol info data
> 
>Volume Name: data
>Type: Replicate
>Volume ID: 778a498a-954d-4c33-bf25-6af15b88c23d
>Status: Started
>Snapshot Count: 0
>Number of Bricks: 1 x (2 + 1) = 3
>Transport-type: tcp
>Bricks:
>Brick1: 10.70.37.28:/gluster_bricks/data/data
>Brick2: 10.70.37.29:/gluster_bricks/data/data
>Brick3: 10.70.37.30:/gluster_bricks/data/data (arbiter)
>Options Reconfigured:
>diagnostics.count-fop-hits: on
>diagnostics.latency-measurement: on
>cluster.granular-entry-heal: enable
>performance.strict-o-direct: on
>network.ping-timeout: 30
>storage.owner-gid: 36
>storage.owner-uid: 36
>user.cifs: off
>features.shard: on
>cluster.shd-wait-qlength: 10000
>cluster.shd-max-threads: 8
>cluster.locking-scheme: granular
>cluster.data-self-heal-algorithm: full
>cluster.server-quorum-type: server
>cluster.quorum-type: auto
>cluster.eager-lock: enable
>network.remote-dio: off
>performance.low-prio-threads: 32
>performance.io-cache: off
>performance.read-ahead: off
>performance.quick-read: off
>transport.address-family: inet
>nfs.disable: on
>
>
>######################## grafton4 ###############################################################################
>
>[root@rhsdev-grafton2 ~]# vdo status -n vdo_sdb
>VDO status:
>  Date: '2018-08-31 17:57:44+05:30'
>  Node: rhsdev-grafton2
>Kernel module:
>  Loaded: true
>  Name: kvdo
>  Version information:
>    kvdo version: 6.1.0.181
>Configuration:
>  File: /etc/vdoconf.yml
>  Last modified: '2018-08-16 12:41:37'
>VDOs:
>  vdo_sdb:
>    Acknowledgement threads: 1
>    Activate: enabled
>    Bio rotation interval: 64
>    Bio submission threads: 4
>    Block map cache size: 128M
>    Block map period: 16380
>    Block size: 4096
>    CPU-work threads: 2
>    Compression: enabled
>    Configured write policy: sync
>    Deduplication: enabled
>    Device mapper status: 0 322122547200 vdo /dev/sdb albserver online cpu=2,bio=4,ack=1,bioRotationInterval=64
>    Emulate 512 byte: enabled
>    Hash zone threads: 1
>    Index checkpoint frequency: 0
>    Index memory setting: 0.25
>    Index parallel factor: 1
>    Index sparse: disabled
>    Index status: online
>    Logical size: 150T
>    Logical threads: 1
>    Physical size: 190240M
>    Physical threads: 1
>    Read cache: enabled
>    Read cache size: 20M
>    Slab size: 32G
>    Storage device: /dev/sdb
>    VDO statistics:
>      /dev/mapper/vdo_sdb:
>        1K-blocks: 194805760
>        1K-blocks available: 12937484
>        1K-blocks used: 181868276
>        512 byte emulation: true
>        KVDO module bios used: 127532
>        KVDO module bytes used: 1393740056
>        KVDO module peak bio count: 127820
>        KVDO module peak bytes used: 1393899512
>        bios acknowledged discard: 0
>        bios acknowledged flush: 95739
>        bios acknowledged fua: 93172
>        bios acknowledged partial discard: 0
>        bios acknowledged partial flush: 0
>        bios acknowledged partial fua: 0
>        bios acknowledged partial read: 336016
>        bios acknowledged partial write: 25889
>        bios acknowledged read: 634431
>        bios acknowledged write: 452630
>        bios in discard: 0
>        bios in flush: 95739
>        bios in fua: 93172
>        bios in partial discard: 0
>        bios in partial flush: 0
>        bios in partial fua: 0
>        bios in partial read: 33898
>        bios in partial write: 25889
>        bios in progress discard: 0
>        bios in progress flush: 0
>        bios in progress fua: 0
>        bios in progress read: 0
>        bios in progress write: 0
>        bios in read: 634431
>        bios in write: 452630
>        bios journal completed discard: 0
>        bios journal completed flush: 0
>        bios journal completed fua: 0
>        bios journal completed read: 0
>        bios journal completed write: 601559
>        bios journal discard: 0
>        bios journal flush: 601559
>        bios journal fua: 601559
>        bios journal read: 0
>        bios journal write: 601559
>        bios meta completed discard: 0
>        bios meta completed flush: 0
>        bios meta completed fua: 0
>        bios meta completed read: 14979
>        bios meta completed write: 686810
>        bios meta discard: 0
>        bios meta flush: 604812
>        bios meta fua: 601560
>        bios meta read: 14979
>        bios meta write: 686810
>        bios out completed discard: 0
>        bios out completed flush: 0
>        bios out completed fua: 0
>        bios out completed read: 464977
>        bios out completed write: 336963
>        bios out discard: 0
>        bios out flush: 0
>        bios out fua: 0
>        bios out read: 464977
>        bios out write: 336963
>        bios page cache completed discard: 0
>        bios page cache completed flush: 0
>        bios page cache completed fua: 0
>        bios page cache completed read: 3976
>        bios page cache completed write: 0
>        bios page cache discard: 0
>        bios page cache flush: 0
>        bios page cache fua: 0
>        bios page cache read: 3976
>        bios page cache write: 0
>        block map cache pressure: 0
>        block map cache size: 134217728
>        block map clean pages: 1794
>        block map dirty pages: 2182
>        block map discard required: 0
>        block map failed pages: 0
>        block map failed reads: 0
>        block map failed writes: 0
>        block map fetch required: 3976
>        block map flush count: 0
>        block map found in cache: 1644387
>        block map free pages: 28792
>        block map incoming pages: 0
>        block map outgoing pages: 0
>        block map pages loaded: 3976
>        block map pages saved: 0
>        block map read count: 1017160
>        block map read outgoing: 0
>        block map reclaimed: 0
>        block map wait for page: 35640
>        block map write count: 666843
>        block size: 4096
>        completed recovery count: 1
>        compressed blocks written: 80983
>        compressed fragments in packer: 31
>        compressed fragments written: 211890
>        current VDO IO requests in progress: 31
>        current dedupe queries: 0
>        data blocks used: 38492338
>        dedupe advice stale: 80
>        dedupe advice timeouts: 0
>        dedupe advice valid: 91381
>        entries indexed: 45285842
>        flush out: 95739
>        instance: 1
>        invalid advice PBN count: 0
>        journal blocks batching: 0
>        journal blocks committed: 601559
>        journal blocks started: 601559
>        journal blocks writing: 0
>        journal blocks written: 601559
>        journal commits requested count: 0
>        journal disk full count: 0
>        journal entries batching: 0
>        journal entries committed: 1333695
>        journal entries started: 1333695
>        journal entries writing: 0
>        journal entries written: 1333695
>        logical blocks: 40265318400
>        logical blocks used: 165480237
>        maximum VDO IO requests in progress: 2000
>        maximum dedupe queries: 1123
>        no space error count: 0
>        operating mode: normal
>        overhead blocks used: 6974731
>        physical blocks: 48701440
>        posts found: 91688
>        posts not found: 238536
>        queries found: 0
>        queries not found: 0
>        read cache accesses: 369752
>        read cache data hits: 201345
>        read cache hits: 237474
>        read only error count: 0
>        read-only recovery count: 0
>        recovery progress (%): N/A
>        reference blocks written: 2301
>        release version: 131337
>        saving percent: 76
>        slab count: 5
>        slab journal blocked count: 0
>        slab journal blocks written: 951
>        slab journal disk full count: 0
>        slab journal flush count: 140
>        slab journal tail busy count: 0
>        slab summary blocks written: 951
>        slabs opened: 5
>        slabs reopened: 1
>        updates found: 211917
>        updates not found: 0
>        used percent: 93
>        version: 26
>        write amplification ratio: 2.26
>        write policy: sync
>
>[root@rhsdev-grafton2 ~]# lsblk
>NAME                                                MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
>sda                                                   8:0    0   931G  0 disk 
>ââsda1                                                8:1    0     1G  0 part /boot
>ââsda2                                                8:2    0   930G  0 part 
>  âârhel_rhsdev--grafton2-root                      253:0    0    50G  0 lvm  /
>  âârhel_rhsdev--grafton2-swap                      253:1    0     4G  0 lvm  [SWAP]
>  âârhel_rhsdev--grafton2-home                      253:12   0   876G  0 lvm  /home
>sdb                                                   8:16   0 185.8G  0 disk 
>ââvdo_sdb                                           253:14   0   150T  0 vdo  
>  ââgluster_vg_sdb-gluster_thinpool_sdb_tmeta       253:15   0  15.8G  0 lvm  
>  â ââgluster_vg_sdb-gluster_thinpool_sdb-tpool     253:17   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_thinpool_sdb         253:18   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_lv_data              253:20   0   4.9T  0 lvm  /gluster_bricks/data
>  â   ââgluster_vg_sdb-gluster_lv_vmstore           253:21   0   9.8T  0 lvm  /gluster_bricks/vmstore
>  â   ââgluster_vg_sdb-test_lv_rename               253:22   0     1T  0 lvm  
>  ââgluster_vg_sdb-gluster_thinpool_sdb_tdata       253:16   0  14.7T  0 lvm  
>  â ââgluster_vg_sdb-gluster_thinpool_sdb-tpool     253:17   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_thinpool_sdb         253:18   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_lv_data              253:20   0   4.9T  0 lvm  /gluster_bricks/data
>  â   ââgluster_vg_sdb-gluster_lv_vmstore           253:21   0   9.8T  0 lvm  /gluster_bricks/vmstore
>  â   ââgluster_vg_sdb-test_lv_rename               253:22   0     1T  0 lvm  
>  ââgluster_vg_sdb-gluster_lv_engine                253:19   0   100G  0 lvm  /gluster_bricks/engine
>
>
>######################## grafton3 ###############################################################################
>
>[root@rhsdev-grafton3-nic2 ~]# vdostats
>Device               1K-blocks      Used Available Use% Space saving%
>/dev/mapper/vdo_sdd1  52428800  52428800         0 100%           87%
>/dev/mapper/vdo_sdb  194805760 194805760         0 100%           83%
>[root@rhsdev-grafton3-nic2 ~]# vdo status -n vdo_sdb
>VDO status:
>  Date: '2018-08-31 18:01:27+05:30'
>  Node: rhsdev-grafton3-nic2.lab.eng.blr.redhat.com
>Kernel module:
>  Loaded: true
>  Name: kvdo
>  Version information:
>    kvdo version: 6.1.0.181
>Configuration:
>  File: /etc/vdoconf.yml
>  Last modified: '2018-07-06 18:27:02'
>VDOs:
>  vdo_sdb:
>    Acknowledgement threads: 1
>    Activate: enabled
>    Bio rotation interval: 64
>    Bio submission threads: 4
>    Block map cache size: 128M
>    Block map period: 16380
>    Block size: 4096
>    CPU-work threads: 2
>    Compression: enabled
>    Configured write policy: sync
>    Deduplication: enabled
>    Device mapper status: 0 316669952000 vdo /dev/sdb albserver online cpu=2,bio=4,ack=1,bioRotationInterval=64
>    Emulate 512 byte: enabled
>    Hash zone threads: 1
>    Index checkpoint frequency: 0
>    Index memory setting: 0.25
>    Index parallel factor: 0
>    Index sparse: disabled
>    Index status: online
>    Logical size: 151000G
>    Logical threads: 1
>    Physical size: 190240M
>    Physical threads: 1
>    Read cache: enabled
>    Read cache size: 20M
>    Slab size: 32G
>    Storage device: /dev/sdb
>    VDO statistics:
>      /dev/mapper/vdo_sdb:
>        1K-blocks: 194805760
>        1K-blocks available: 0
>        1K-blocks used: 194805760
>        512 byte emulation: true
>        KVDO module bios used: 127532
>        KVDO module bytes used: 1389529368
>        KVDO module peak bio count: 127820
>        KVDO module peak bytes used: 1389688824
>        bios acknowledged discard: 0
>        bios acknowledged flush: 3256089
>        bios acknowledged fua: 3087535
>        bios acknowledged partial discard: 0
>        bios acknowledged partial flush: 0
>        bios acknowledged partial fua: 0
>        bios acknowledged partial read: 13101169
>        bios acknowledged partial write: 579679
>        bios acknowledged read: 26288754
>        bios acknowledged write: 24102966
>        bios in discard: 0
>        bios in flush: 3256089
>        bios in fua: 3087535
>        bios in partial discard: 0
>        bios in partial flush: 0
>        bios in partial fua: 0
>        bios in partial read: 121929
>        bios in partial write: 579679
>        bios in progress discard: 0
>        bios in progress flush: 0
>        bios in progress fua: 0
>        bios in progress read: 0
>        bios in progress write: 0
>        bios in read: 26288754
>        bios in write: 24102966
>        bios journal completed discard: 0
>        bios journal completed flush: 0
>        bios journal completed fua: 0
>        bios journal completed read: 0
>        bios journal completed write: 26362622
>        bios journal discard: 0
>        bios journal flush: 26362622
>        bios journal fua: 26362622
>        bios journal read: 0
>        bios journal write: 26362622
>        bios meta completed discard: 0
>        bios meta completed flush: 0
>        bios meta completed fua: 0
>        bios meta completed read: 34588
>        bios meta completed write: 30142742
>        bios meta discard: 0
>        bios meta flush: 26988561
>        bios meta fua: 26362623
>        bios meta read: 34588
>        bios meta write: 30142742
>        bios out completed discard: 0
>        bios out completed flush: 0
>        bios out completed fua: 0
>        bios out completed read: 18427670
>        bios out completed write: 20150870
>        bios out discard: 0
>        bios out flush: 0
>        bios out fua: 0
>        bios out read: 18427670
>        bios out write: 20150870
>        bios page cache completed discard: 0
>        bios page cache completed flush: 0
>        bios page cache completed fua: 0
>        bios page cache completed read: 23463
>        bios page cache completed write: 41282
>        bios page cache discard: 0
>        bios page cache flush: 21
>        bios page cache fua: 0
>        bios page cache read: 23463
>        bios page cache write: 41282
>        block map cache pressure: 0
>        block map cache size: 134217728
>        block map clean pages: 21846
>        block map dirty pages: 1617
>        block map discard required: 0
>        block map failed pages: 0
>        block map failed reads: 0
>        block map failed writes: 0
>        block map fetch required: 23463
>        block map flush count: 28455
>        block map found in cache: 86180630
>        block map free pages: 9305
>        block map incoming pages: 0
>        block map outgoing pages: 0
>        block map pages loaded: 23463
>        block map pages saved: 41261
>        block map read count: 47694182
>        block map read outgoing: 21
>        block map reclaimed: 42
>        block map wait for page: 1487679
>        block map write count: 39997590
>        block size: 4096
>        completed recovery count: 0
>        compressed blocks written: 3054768
>        compressed fragments in packer: 35
>        compressed fragments written: 8152579
>        current VDO IO requests in progress: 35
>        current dedupe queries: 0
>        data blocks used: 41619231
>        dedupe advice stale: 11909
>        dedupe advice timeouts: 0
>        dedupe advice valid: 10485162
>        entries indexed: 45092444
>        flush out: 3256089
>        instance: 1
>        invalid advice PBN count: 0
>        journal blocks batching: 0
>        journal blocks committed: 26362622
>        journal blocks started: 26362622
>        journal blocks writing: 0
>        journal blocks written: 26362622
>        journal commits requested count: 0
>        journal disk full count: 0
>        journal entries batching: 0
>        journal entries committed: 79995201
>        journal entries started: 79995201
>        journal entries writing: 0
>        journal entries written: 79995201
>        logical blocks: 39583744000
>        logical blocks used: 252667286
>        maximum VDO IO requests in progress: 2000
>        maximum dedupe queries: 1984
>        no space error count: 4160
>        operating mode: normal
>        overhead blocks used: 7082209
>        physical blocks: 48701440
>        posts found: 10506995
>        posts not found: 9118697
>        queries found: 968
>        queries not found: 4026
>        read cache accesses: 23236976
>        read cache data hits: 17345622
>        read cache hits: 17950197
>        read only error count: 0
>        read-only recovery count: 0
>        recovery progress (%): N/A
>        reference blocks written: 567961
>        release version: 131337
>        saving percent: 83
>        slab count: 5
>        slab journal blocked count: 0
>        slab journal blocks written: 58088
>        slab journal disk full count: 0
>        slab journal flush count: 12653
>        slab journal tail busy count: 0
>        slab summary blocks written: 57935
>        slabs opened: 5
>        slabs reopened: 13835
>        updates found: 8158573
>        updates not found: 0
>        used percent: 100
>        version: 26
>        write amplification ratio: 2.09
>        write policy: sync
>
>
>[root@rhsdev-grafton3-nic2 ~]# lsblk
>NAME                                                MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
>sda                                                   8:0    0   931G  0 disk 
>ââsda1                                                8:1    0     1G  0 part /boot
>ââsda2                                                8:2    0   930G  0 part 
>  âârhel_rhsdev--grafton3-root                      253:0    0    50G  0 lvm  /
>  âârhel_rhsdev--grafton3-swap                      253:1    0     4G  0 lvm  [SWAP]
>  âârhel_rhsdev--grafton3-home                      253:12   0   876G  0 lvm  /home
>sdb                                                   8:16   0 185.8G  0 disk 
>ââvdo_sdb                                           253:14   0 147.5T  0 vdo  
>  ââgluster_vg_sdb-gluster_thinpool_sdb_tmeta       253:15   0  15.8G  0 lvm  
>  â ââgluster_vg_sdb-gluster_thinpool_sdb-tpool     253:17   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_thinpool_sdb         253:18   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_lv_data              253:20   0   4.9T  0 lvm  /gluster_bricks/data
>  â   ââgluster_vg_sdb-gluster_lv_vmstore           253:21   0   9.8T  0 lvm  
>  ââgluster_vg_sdb-gluster_thinpool_sdb_tdata       253:16   0  14.7T  0 lvm  
>  â ââgluster_vg_sdb-gluster_thinpool_sdb-tpool     253:17   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_thinpool_sdb         253:18   0  14.7T  0 lvm  
>  â   ââgluster_vg_sdb-gluster_lv_data              253:20   0   4.9T  0 lvm  /gluster_bricks/data
>  â   ââgluster_vg_sdb-gluster_lv_vmstore           253:21   0   9.8T  0 lvm  
>  ââgluster_vg_sdb-gluster_lv_engine                253:19   0   100G  0 lvm  /gluster_bricks/engine
>
>
>
>######################## grafton4 ###############################################################################
>
>[root@rhsdev-grafton4-nic2 ~]# vdostats
>Device               1K-blocks      Used Available Use% Space saving%
>/dev/mapper/vdo_sdd1  52428800  52428800         0 100%           87%
>/dev/mapper/vdo_sdb  194805760  36506624 158299136  18%           64%
>[root@rhsdev-grafton4-nic2 ~]# vdo status -n vdo_sdb
>VDO status:
>  Date: '2018-08-31 18:17:08+05:30'
>  Node: rhsdev-grafton4-nic2.lab.eng.blr.redhat.com
>Kernel module:
>  Loaded: true
>  Name: kvdo
>  Version information:
>    kvdo version: 6.1.0.181
>Configuration:
>  File: /etc/vdoconf.yml
>  Last modified: '2018-07-06 18:27:02'
>VDOs:
>  vdo_sdb:
>    Acknowledgement threads: 1
>    Activate: enabled
>    Bio rotation interval: 64
>    Bio submission threads: 4
>    Block map cache size: 128M
>    Block map period: 16380
>    Block size: 4096
>    CPU-work threads: 2
>    Compression: enabled
>    Configured write policy: sync
>    Deduplication: enabled
>    Device mapper status: 0 2936012800 vdo /dev/sdb albserver online cpu=2,bio=4,ack=1,bioRotationInterval=64
>    Emulate 512 byte: enabled
>    Hash zone threads: 1
>    Index checkpoint frequency: 0
>    Index memory setting: 0.25
>    Index parallel factor: 0
>    Index sparse: disabled
>    Index status: online
>    Logical size: 1400G
>    Logical threads: 1
>    Physical size: 190240M
>    Physical threads: 1
>    Read cache: enabled
>    Read cache size: 20M
>    Slab size: 32G
>    Storage device: /dev/sdb
>    VDO statistics:
>      /dev/mapper/vdo_sdb:
>        1K-blocks: 194805760
>        1K-blocks available: 158302800
>        1K-blocks used: 36502960
>        512 byte emulation: true
>        KVDO module bios used: 127532
>        KVDO module bytes used: 1143830808
>        KVDO module peak bio count: 127820
>        KVDO module peak bytes used: 1143990264
>        bios acknowledged discard: 0
>        bios acknowledged flush: 3862742
>        bios acknowledged fua: 3628447
>        bios acknowledged partial discard: 0
>        bios acknowledged partial flush: 0
>        bios acknowledged partial fua: 0
>        bios acknowledged partial read: 2367818
>        bios acknowledged partial write: 91280
>        bios acknowledged read: 8672513
>        bios acknowledged write: 10753284
>        bios in discard: 0
>        bios in flush: 3862742
>        bios in fua: 3628447
>        bios in partial discard: 0
>        bios in partial flush: 0
>        bios in partial fua: 0
>        bios in partial read: 25056
>        bios in partial write: 91280
>        bios in progress discard: 0
>        bios in progress flush: 0
>        bios in progress fua: 0
>        bios in progress read: 0
>        bios in progress write: 0
>        bios in read: 8672513
>        bios in write: 10753284
>        bios journal completed discard: 0
>        bios journal completed flush: 0
>        bios journal completed fua: 0
>        bios journal completed read: 0
>        bios journal completed write: 16235066
>        bios journal discard: 0
>        bios journal flush: 16235066
>        bios journal fua: 16235066
>        bios journal read: 0
>        bios journal write: 16235066
>        bios meta completed discard: 0
>        bios meta completed flush: 0
>        bios meta completed fua: 0
>        bios meta completed read: 3700
>        bios meta completed write: 18585389
>        bios meta discard: 0
>        bios meta flush: 16325570
>        bios meta fua: 16235067
>        bios meta read: 3700
>        bios meta write: 18585389
>        bios out completed discard: 0
>        bios out completed flush: 0
>        bios out completed fua: 0
>        bios out completed read: 2848810
>        bios out completed write: 6722832
>        bios out discard: 0
>        bios out flush: 0
>        bios out fua: 0
>        bios out read: 2848810
>        bios out write: 6722832
>        bios page cache completed discard: 0
>        bios page cache completed flush: 0
>        bios page cache completed fua: 0
>        bios page cache completed read: 1314
>        bios page cache completed write: 2679
>        bios page cache discard: 0
>        bios page cache flush: 0
>        bios page cache fua: 0
>        bios page cache read: 1314
>        bios page cache write: 2679
>        block map cache pressure: 0
>        block map cache size: 134217728
>        block map clean pages: 679
>        block map dirty pages: 635
>        block map discard required: 0
>        block map failed pages: 0
>        block map failed reads: 0
>        block map failed writes: 0
>        block map fetch required: 1314
>        block map flush count: 1931
>        block map found in cache: 28855548
>        block map free pages: 31454
>        block map incoming pages: 0
>        block map outgoing pages: 0
>        block map pages loaded: 1314
>        block map pages saved: 2679
>        block map read count: 15636176
>        block map read outgoing: 1
>        block map reclaimed: 4
>        block map wait for page: 105313
>        block map write count: 13325999
>        block size: 4096
>        completed recovery count: 0
>        compressed blocks written: 2237626
>        compressed fragments in packer: 32
>        compressed fragments written: 5012144
>        current VDO IO requests in progress: 32
>        current dedupe queries: 0
>        data blocks used: 2347139
>        dedupe advice stale: 214
>        dedupe advice timeouts: 0
>        dedupe advice valid: 1402402
>        entries indexed: 63378951
>        flush out: 3862742
>        instance: 1
>        invalid advice PBN count: 0
>        journal blocks batching: 0
>        journal blocks committed: 16235066
>        journal blocks started: 16235066
>        journal blocks writing: 0
>        journal blocks written: 16235066
>        journal commits requested count: 0
>        journal disk full count: 0
>        journal entries batching: 0
>        journal entries committed: 26651998
>        journal entries started: 26651998
>        journal entries writing: 0
>        journal entries written: 26651998
>        logical blocks: 367001600
>        logical blocks used: 6569388
>        maximum VDO IO requests in progress: 2000
>        maximum dedupe queries: 1972
>        no space error count: 0
>        operating mode: normal
>        overhead blocks used: 6778601
>        physical blocks: 48701440
>        posts found: 1402761
>        posts not found: 5298717
>        queries found: 0
>        queries not found: 0
>        read cache accesses: 1817346
>        read cache data hits: 1333351
>        read cache hits: 1341989
>        read only error count: 0
>        read-only recovery count: 0
>        recovery progress (%): N/A
>        reference blocks written: 71059
>        release version: 131337
>        saving percent: 64
>        slab count: 5
>        slab journal blocked count: 0
>        slab journal blocks written: 19450
>        slab journal disk full count: 0
>        slab journal flush count: 4362
>        slab journal tail busy count: 0
>        slab summary blocks written: 19444
>        slabs opened: 1
>        slabs reopened: 2
>        updates found: 5012429
>        updates not found: 0
>        used percent: 18
>        version: 26
>        write amplification ratio: 2.35
>        write policy: sync
>
>[root@rhsdev-grafton4-nic2 ~]# lsblk
>NAME                                                MAJ:MIN RM   SIZE RO TYPE MOUNTPOINT
>sda                                                   8:0    0   931G  0 disk 
>ââsda1                                                8:1    0     1G  0 part /boot
>ââsda2                                                8:2    0   930G  0 part 
>  âârhel_rhsdev--grafton4-root                      253:0    0    50G  0 lvm  /
>  âârhel_rhsdev--grafton4-swap                      253:1    0     4G  0 lvm  [SWAP]
>  âârhel_rhsdev--grafton4-home                      253:12   0   876G  0 lvm  /home
>sdb                                                   8:16   0 185.8G  0 disk 
>ââvdo_sdb                                           253:14   0   1.4T  0 vdo  
>  ââgluster_vg_sdb-gluster_thinpool_sdb_tmeta       253:15   0     1G  0 lvm  
>  â ââgluster_vg_sdb-gluster_thinpool_sdb-tpool     253:17   0    41G  0 lvm  
>  â   ââgluster_vg_sdb-gluster_thinpool_sdb         253:18   0    41G  0 lvm  
>  â   ââgluster_vg_sdb-gluster_lv_data              253:20   0    20G  0 lvm  /gluster_bricks/data
>  â   ââgluster_vg_sdb-gluster_lv_vmstore           253:21   0    20G  0 lvm  /gluster_bricks/vmstore
>  ââgluster_vg_sdb-gluster_thinpool_sdb_tdata       253:16   0    41G  0 lvm  
>  â ââgluster_vg_sdb-gluster_thinpool_sdb-tpool     253:17   0    41G  0 lvm  
>  â   ââgluster_vg_sdb-gluster_thinpool_sdb         253:18   0    41G  0 lvm  
>  â   ââgluster_vg_sdb-gluster_lv_data              253:20   0    20G  0 lvm  /gluster_bricks/data
>  â   ââgluster_vg_sdb-gluster_lv_vmstore           253:21   0    20G  0 lvm  /gluster_bricks/vmstore
>  ââgluster_vg_sdb-gluster_lv_engine                253:19   0   100G  0 lvm  /gluster_bricks/engine
>

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Attachments on bug 1624395: 1480089 | 1480090