<div dir="ltr">Alex - Thank you for the response...<div class="gmail_extra"><div class="gmail_quote"><div> </div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="auto">>>> There are several messages "no space left on device". I would check first that free disk space is available for the volume.</div></blockquote><div><br></div><div> The volumes appear to be fine with available space:</div><div><br></div><div><div>/dev/mapper/vg_bricks-brick_nvme1 1.4T 782G 652G 55% /mnt/brick_nvme1</div><div>/dev/mapper/vg_bricks-brick_nvme2 1.4T 742G 691G 52% /mnt/brick_nvme2</div></div><div><br></div><div>As mentioned, I'm new to Gluster.. Is this not where the "no space left on device" would be referring to?</div><div><br></div><div>Thanks again,</div><div><br></div><div>HB</div><div><br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div class="gmail-HOEnZb"><div class="gmail-h5"><div class="gmail_extra"><div class="gmail_quote"><br type="attribution"><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><div><div><div>Herb,</div><div>What are the high and low watermarks for the tier set at ?<br><br></div># gluster volume get <vol> cluster.watermark-hi<br><br></div># gluster volume get <vol> cluster.watermark-low</div><div><br></div><div>What is the size of the file that failed to migrate as per the following tierd log:</div><div><div style="font-size:12.8px"><br></div><div>[2017-10-19 17:52:07.519614] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:edaf97e1-02e0-4838<wbr>-9d26-71ea3aab22fb)</div></div><div><br></div><div>If possible, a <b>gluster volume info</b> would also help, instead of going to and fro with questions.<br></div><div><br></div><div>--</div><div>Milind</div><div><br></div><div><br></div></div><div class="gmail_extra"><br><div class="gmail_quote">On Fri, Oct 20, 2017 at 12:42 AM, Herb Burnswell <span dir="ltr"><<a href="mailto:herbert.burnswell@gmail.com" target="_blank">herbert.burnswell@gmail.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div dir="ltr"><span style="font-size:12.8px">All,</span><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">I am new to gluster and have some questions/concerns about some tiering errors that I see in the log files.</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">OS: CentOs 7.3.1611</div><div style="font-size:12.8px">Gluster version: 3.10.5</div><div style="font-size:12.8px">Samba version: 4.6.2</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">I see the following (scrubbed):</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Node 1 /var/log/glusterfs/tier/<vol>/<wbr>tierd.log:</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>[2017-10-19 17:52:07.519614] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:edaf97e1-02e0-4838<wbr>-9d26-71ea3aab22fb)</div><div>[2017-10-19 17:52:07.525110] E [MSGID: 109011] [dht-common.c:7188:dht_create] 0-<vol>-hot-dht: no subvolume in layout for path=/path/to/<file></div><div>[2017-10-19 17:52:07.526088] E [MSGID: 109023] [dht-rebalance.c:757:__dht_reb<wbr>alance_create_dst_file] 0-<vol>-tier-dht: failed to create <file> on <vol>-hot-dht [Input/output error]</div><div>[2017-10-19 17:52:07.526111] E [MSGID: 0] [dht-rebalance.c:1696:dht_migr<wbr>ate_file] 0-<vol>-tier-dht: Create dst failed on - <vol>-hot-dht for file - <file></div><div>[2017-10-19 17:52:07.527214] E [MSGID: 109037] [tier.c:969:tier_migrate_link] 0-<vol>-tier-dht: Failed to migrate <file> [No space left on device]</div><div>[2017-10-19 17:52:07.527244] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:fb4411c4-a387-4e5f<wbr>-a2b7-897633ef4aa8)</div><div>[2017-10-19 17:52:07.533510] E [MSGID: 109011] [dht-common.c:7188:dht_create] 0-<vol>-hot-dht: no subvolume in layout for path=/path/to/<file></div><div>[2017-10-19 17:52:07.534434] E [MSGID: 109023] [dht-rebalance.c:757:__dht_reb<wbr>alance_create_dst_file] 0-<vol>-tier-dht: failed to create <file> on <vol>-hot-dht [Input/output error]</div><div>[2017-10-19 17:52:07.534453] E [MSGID: 0] [dht-rebalance.c:1696:dht_migr<wbr>ate_file] 0-<vol>-tier-dht: Create dst failed on - <vol>-hot-dht for file - <file></div><div>[2017-10-19 17:52:07.535570] E [MSGID: 109037] [tier.c:969:tier_migrate_link] 0-<vol>-tier-dht: Failed to migrate <file> [No space left on device]</div><div>[2017-10-19 17:52:07.535594] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:fba421e7-0500-47c4<wbr>-bf67-10a40690e13d)</div><div>[2017-10-19 17:52:07.541363] E [MSGID: 109011] [dht-common.c:7188:dht_create] 0-<vol>-hot-dht: no subvolume in layout for path=/path/to/<file></div><div>[2017-10-19 17:52:07.542296] E [MSGID: 109023] [dht-rebalance.c:757:__dht_reb<wbr>alance_create_dst_file] 0-<vol>-tier-dht: failed to create <file> on <vol>-hot-dht [Input/output error]</div><div>[2017-10-19 17:52:07.542357] E [MSGID: 0] [dht-rebalance.c:1696:dht_migr<wbr>ate_file] 0-<vol>-tier-dht: Create dst failed on - <vol>-hot-dht for file - <file></div><div>[2017-10-19 17:52:07.543480] E [MSGID: 109037] [tier.c:969:tier_migrate_link] 0-<vol>-tier-dht: Failed to migrate <file> [No space left on device]</div><div>[2017-10-19 17:52:07.543521] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:fe6799e1-42e6-43e5<wbr>-a7eb-ac8facfcbc9f)</div><div>[2017-10-19 17:52:07.549959] E [MSGID: 109011] [dht-common.c:7188:dht_create] 0-<vol>-hot-dht: no subvolume in layout for path=/path/to/<file></div><div>[2017-10-19 17:52:07.550901] E [MSGID: 109023] [dht-rebalance.c:757:__dht_reb<wbr>alance_create_dst_file] 0-<vol>-tier-dht: failed to create <file> on <vol>-hot-dht [Input/output error]</div><div>[2017-10-19 17:52:07.550922] E [MSGID: 0] [dht-rebalance.c:1696:dht_migr<wbr>ate_file] 0-<vol>-tier-dht: Create dst failed on - <vol>-hot-dht for file - <file></div><div>[2017-10-19 17:52:07.551896] E [MSGID: 109037] [tier.c:969:tier_migrate_link] 0-<vol>-tier-dht: Failed to migrate <file> [No space left on device]</div><div>[2017-10-19 17:52:07.551917] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:ffe3a3f2-b170-43f0<wbr>-a9fb-97c78e3173eb)</div><div>[2017-10-19 17:52:07.551945] E [MSGID: 109037] [tier.c:2565:tier_run] 0-<vol>-tier-dht: Promotion failed</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Node 1 /var/log/samba/glusterfs-<vol><wbr>-pool.log:</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>[2017-10-18 17:13:41.481860] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-0: remote operation failed. Path: /pool/testing (7d89b9a8-3e5d-4f28-9e57-039fe<wbr>4416994) [Invalid argument]</div><div>[2017-10-18 17:13:41.481860] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-1: remote operation failed. Path: /pool/testing (7d89b9a8-3e5d-4f28-9e57-039fe<wbr>4416994) [Invalid argument]</div><div>[2017-10-18 17:13:41.485916] E [MSGID: 109089] [dht-helper.c:517:dht_check_an<wbr>d_open_fd_on_subvol_task] 0-<vol>-tier-dht: Failed to open the fd (0x7f02bf1ff570, flags=00) on file 7d89b9a8-3e5d-4f28-9e57-039fe4<wbr>416994 @ <vol>-cold-dht [Invalid argument]</div><div>[2017-10-18 17:13:41.488223] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-0: remote operation failed. Path: /pool/testing (7d89b9a8-3e5d-4f28-9e57-039fe<wbr>4416994) [Invalid argument]</div><div>[2017-10-18 17:13:41.488235] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-1: remote operation failed. Path: /pool/testing (7d89b9a8-3e5d-4f28-9e57-039fe<wbr>4416994) [Invalid argument]</div><div>[2017-10-18 17:13:41.489060] E [MSGID: 109089] [dht-helper.c:517:dht_check_an<wbr>d_open_fd_on_subvol_task] 0-<vol>-tier-dht: Failed to open the fd (0x7f02bf1feb50, flags=00) on file 7d89b9a8-3e5d-4f28-9e57-039fe4<wbr>416994 @ <vol>-cold-dht [Invalid argument]</div><div>[2017-10-18 17:13:42.339936] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-4: remote operation failed. Path: /pool (34d76e11-412f-4bc6-9a3e-b1f89<wbr>658f13b) [Invalid argument]</div><div>[2017-10-18 17:13:42.339988] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-5: remote operation failed. Path: /pool (34d76e11-412f-4bc6-9a3e-b1f89<wbr>658f13b) [Invalid argument]</div><div>[2017-10-18 17:13:42.343769] E [MSGID: 109089] [dht-helper.c:517:dht_check_an<wbr>d_open_fd_on_subvol_task] 0-<vol>-tier-dht: Failed to open the fd (0x7f02bf2012c0, flags=00) on file 34d76e11-412f-4bc6-9a3e-b1f896<wbr>58f13b @ <vol>-hot-dht [Invalid argument]</div><div>[2017-10-18 17:13:42.345374] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-4: remote operation failed. Path: /pool (34d76e11-412f-4bc6-9a3e-b1f89<wbr>658f13b) [Invalid argument]</div><div>[2017-10-18 17:13:42.345401] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-5: remote operation failed. Path: /pool (34d76e11-412f-4bc6-9a3e-b1f89<wbr>658f13b) [Invalid argument]</div><div>[2017-10-18 17:13:42.346259] E [MSGID: 109089] [dht-helper.c:517:dht_check_an<wbr>d_open_fd_on_subvol_task] 0-<vol>-tier-dht: Failed to open the fd (0x7f02bf201130, flags=00) on file 34d76e11-412f-4bc6-9a3e-b1f896<wbr>58f13b @ <vol>-hot-dht [Invalid argument]</div><div>[2017-10-18 17:13:59.541591] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-0: All subvolumes are down. Going offline until atleast one of them comes back up.</div><div>[2017-10-18 17:13:59.541748] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-1: All subvolumes are down. Going offline until atleast one of them comes back up.</div><div>[2017-10-18 17:13:59.541887] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-2: All subvolumes are down. Going offline until atleast one of them comes back up.</div><div>[2017-10-18 17:13:59.541977] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-3: All subvolumes are down. Going offline until atleast one of them comes back up.</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Node 2 /var/log/gluster/tier/<vol>/ti<wbr>erd.log:<br></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>[2017-10-16 15:54:08.662873] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:fffd714e-b2d2-42d3<wbr>-a31f-72673276e3d0)</div><div>[2017-10-16 16:00:07.201584] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:f10365e1-747b-4985<wbr>-97b9-8b5dc61ac464)</div><div>[2017-10-16 16:00:07.372559] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:f95f17bf-b696-44cd<wbr>-aae0-d8ac38149aa5)</div><div>[2017-10-16 16:06:06.880522] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:ec451f6c-8971-4f9b<wbr>-a04f-00f96db9b46a)</div><div>[2017-10-16 16:06:08.062080] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:e658cd70-3f6d-4b25<wbr>-8d9f-0d4c24d3ec5d)</div><div>[2017-10-16 16:06:08.288298] I [MSGID: 109038] [tier.c:1169:tier_migrate_usin<wbr>g_query_file] 0-<vol>-tier-dht: Promotion failed for <file>(gfid:f22df67a-88e5-4fae<wbr>-aab0-b00e04f9a6e1)</div><div>[2017-10-18 15:55:06.446416] I [MSGID: 109028] [dht-rebalance.c:4792:gf_defra<wbr>g_status_get] 0-glusterfs: Rebalance is in progress. Time taken is 1376671.00 secs</div><div>[2017-10-18 15:55:06.446433] I [MSGID: 109028] [dht-rebalance.c:4796:gf_defra<wbr>g_status_get] 0-glusterfs: Files migrated: 0, size: 0, lookups: 47887089, failures: 3594, skipped: 0</div><div>[2017-10-19 00:00:00.501576] I [MSGID: 109038] [tier.c:2391:tier_prepare_comp<wbr>act] 0-<vol>-tier-dht: Start compaction on cold tier</div><div>[2017-10-19 00:00:00.502016] I [MSGID: 109038] [tier.c:2403:tier_prepare_comp<wbr>act] 0-<vol>-tier-dht: End compaction on cold tier</div><div>[2017-10-19 00:00:00.501608] I [MSGID: 109038] [tier.c:2391:tier_prepare_comp<wbr>act] 0-<vol>-tier-dht: Start compaction on cold tier</div><div>[2017-10-19 00:00:00.502076] I [MSGID: 109038] [tier.c:2403:tier_prepare_comp<wbr>act] 0-<vol>-tier-dht: End compaction on cold tier</div><div>[2017-10-19 16:03:49.522991] I [MSGID: 109028] [dht-rebalance.c:4792:gf_defra<wbr>g_status_get] 0-glusterfs: Rebalance is in progress. Time taken is 1463594.00 secs</div><div>[2017-10-19 16:03:49.523017] I [MSGID: 109028] [dht-rebalance.c:4796:gf_defra<wbr>g_status_get] 0-glusterfs: Files migrated: 0, size: 0, lookups: 52790654, failures: 3594, skipped: 0</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Node 2 /var/log/samba/glusterfs-<vol><wbr>-pool.log:</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>[2017-10-18 16:49:09.218062] E [MSGID: 114031] [client-rpc-fops.c:443:client3<wbr>_3_open_cbk] 0-<vol>-client-4: remote operation failed. Path: /pool (34d76e11-412f-4bc6-9a3e-b1f89<wbr>658f13b) [Invalid argument]</div><div>[2017-10-18 16:49:09.218254] E [MSGID: 109089] [dht-helper.c:517:dht_check_an<wbr>d_open_fd_on_subvol_task] 0-<vol>-tier-dht: Failed to open the fd (0x7f009b36bac0, flags=00) on file 34d76e11-412f-4bc6-9a3e-b1f896<wbr>58f13b @ <vol>-hot-dht [Invalid argument]</div><div>[2017-10-18 16:49:09.222783] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-0: All subvolumes are down. Going offline until atleast one of them comes back up.</div><div>[2017-10-18 16:49:09.222912] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-1: All subvolumes are down. Going offline until atleast one of them comes back up.</div><div>[2017-10-18 16:49:09.223079] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-2: All subvolumes are down. Going offline until atleast one of them comes back up.</div><div>[2017-10-18 16:49:09.223200] E [MSGID: 108006] [afr-common.c:4808:afr_notify] 0-<vol>-replicate-3: All subvolumes are down. Going offline until atleast one of them comes back up.</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Status:<br></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div># gluster vol tier <vol> status</div><div><br></div><div>Node Promoted files Demoted files Status run time in h:m:s </div><div>--------- --------- --------- --------- --------- </div><div>Node1 190861 0 in progress 408:34:13</div><div>Node2 0 0 in progress 408:34:14</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Hot tier bricks:</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"># df -h</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><div>/dev/mapper/vg_bricks-brick_nv<wbr>me1 1.4T 551G 883G 39% /mnt/brick_nvme1</div><div>/dev/mapper/vg_bricks-brick_nv<wbr>me2 1.4T 512G 922G 36% /mnt/brick_nvme2</div></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Can anyone point me in the right direction as to what may be going on? Any guidance is greatly appreciated.</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">Thanks in advance,</div><div style="font-size:12.8px"><br></div><div style="font-size:12.8px">HB</div></div>
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