== replay-dual test 26: dbench and tar with mds failover ========================================================== 22:06:43 (1763348803) Starting client oleg349-client.virtnet: -o user_xattr,flock 192.168.203.149@tcp:/lustre /mnt/lustre Started clients oleg349-client.virtnet: 192.168.203.149@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,encrypt,flock,lazystatfs,lruresize,nolock,statfs_project,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 65079 Started dbench loop with 65080 striped dir -i0 -c2 -H crush /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H crush /mnt/lustre/d26.replay-dual/run_tar looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 1940 1269364 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3580660 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7186136 1% /mnt/lustre '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sun Nov 16 22:06:48 EST 2025 waiting for dbench pid 65150 dbench version 4.00 - Copyright Andrew Tridgell 1999-2004 Running for 100 seconds with load 'client.txt' and minimum warmup 20 secs failed to create barrier semaphore 0 of 1 processes prepared for launch 0 sec 1 of 1 processes prepared for launch 0 sec releasing clients 0 12 0.00 MB/sec warmup 1 sec latency 26.446 ms 1 61 1.28 MB/sec warmup 2 sec latency 126.534 ms 1 111 1.74 MB/sec warmup 3 sec latency 158.504 ms 1 136 1.50 MB/sec warmup 4 sec latency 208.128 ms 1 156 1.31 MB/sec warmup 5 sec latency 210.359 ms 1 165 1.13 MB/sec warmup 6 sec latency 690.507 ms 1 165 0.97 MB/sec warmup 7 sec latency 1690.729 ms 1 184 0.92 MB/sec warmup 8 sec latency 1792.687 ms 1 207 0.90 MB/sec warmup 9 sec latency 376.229 ms 1 248 0.94 MB/sec warmup 10 sec latency 135.947 ms test_26 fail mds1 1 times 1 287 0.97 MB/sec warmup 11 sec latency 156.570 ms 1 313 0.96 MB/sec warmup 12 sec latency 208.198 ms Failing mds1 on oleg349-server 1 347 0.96 MB/sec warmup 13 sec latency 176.790 ms Stopping /mnt/lustre-mds1 (opts:) on oleg349-server 1 386 0.98 MB/sec warmup 14 sec latency 137.595 ms 1 397 0.94 MB/sec warmup 15 sec latency 747.880 ms 1 397 0.88 MB/sec warmup 16 sec latency 1750.754 ms 22:07:06 (1763348826) shut down facet: mds1 facet_host: oleg349-server facet_failover_host: oleg349-server 1 397 0.83 MB/sec warmup 17 sec latency 2751.064 ms 1 397 0.78 MB/sec warmup 18 sec latency 3751.246 ms 1 397 0.74 MB/sec warmup 19 sec latency 4751.691 ms 1 397 0.00 MB/sec execute 1 sec latency 6753.805 ms 1 397 0.00 MB/sec execute 2 sec latency 7768.065 ms 1 397 0.00 MB/sec execute 3 sec latency 8768.769 ms 1 397 0.00 MB/sec execute 4 sec latency 9769.089 ms 1 397 0.00 MB/sec execute 5 sec latency 10769.330 ms 1 397 0.00 MB/sec execute 6 sec latency 11771.171 ms 1 397 0.00 MB/sec execute 7 sec latency 12771.792 ms Failover mds1 to oleg349-server mount facets: mds1 1 397 0.00 MB/sec execute 8 sec latency 13772.101 ms 1 397 0.00 MB/sec execute 9 sec latency 14772.399 ms 1 397 0.00 MB/sec execute 10 sec latency 15779.552 ms 1 397 0.00 MB/sec execute 11 sec latency 16781.454 ms 1 397 0.00 MB/sec execute 12 sec latency 17781.990 ms 1 397 0.00 MB/sec execute 13 sec latency 18782.681 ms 1 397 0.00 MB/sec execute 14 sec latency 19787.613 ms 1 397 0.00 MB/sec execute 15 sec latency 20787.848 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 397 0.00 MB/sec execute 16 sec latency 21790.588 ms 1 397 0.00 MB/sec execute 17 sec latency 22790.843 ms 1 397 0.00 MB/sec execute 18 sec latency 23791.079 ms 1 397 0.00 MB/sec execute 19 sec latency 24791.322 ms 1 397 0.00 MB/sec execute 20 sec latency 25792.180 ms 1 397 0.00 MB/sec execute 21 sec latency 26793.781 ms 1 397 0.00 MB/sec execute 22 sec latency 27794.079 ms 1 397 0.00 MB/sec execute 23 sec latency 28794.322 ms 1 397 0.00 MB/sec execute 24 sec latency 29795.129 ms 1 397 0.00 MB/sec execute 25 sec latency 30796.767 ms 1 397 0.00 MB/sec execute 26 sec latency 31807.879 ms 1 397 0.00 MB/sec execute 27 sec latency 32808.492 ms 1 397 0.00 MB/sec execute 28 sec latency 33808.711 ms oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 397 0.00 MB/sec execute 29 sec latency 34810.704 ms pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 Started lustre-MDT0000 22:07:39 (1763348859) targets are mounted 22:07:39 (1763348859) facet_failover done 1 397 0.00 MB/sec execute 30 sec latency 35811.726 ms 1 397 0.00 MB/sec execute 31 sec latency 36811.942 ms 1 397 0.00 MB/sec execute 32 sec latency 37812.134 ms 1 418 0.02 MB/sec execute 33 sec latency 38370.309 ms 1 460 0.06 MB/sec execute 34 sec latency 125.535 ms oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 501 0.10 MB/sec execute 35 sec latency 117.517 ms 1 541 0.14 MB/sec execute 36 sec latency 168.164 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 639 0.19 MB/sec execute 37 sec latency 119.590 ms 1 674 0.19 MB/sec execute 38 sec latency 133.109 ms 1 708 0.18 MB/sec execute 39 sec latency 132.232 ms 1 740 0.18 MB/sec execute 40 sec latency 118.157 ms 1 781 0.18 MB/sec execute 41 sec latency 107.467 ms 1 843 0.18 MB/sec execute 42 sec latency 75.796 ms 1 882 0.18 MB/sec execute 43 sec latency 105.534 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2048 1269256 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1860 1269444 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 34556 3568788 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 9232 3589352 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 43788 7158140 1% /mnt/lustre 1 884 0.17 MB/sec execute 44 sec latency 981.050 ms 1 903 0.17 MB/sec execute 45 sec latency 1267.114 ms 1 935 0.17 MB/sec execute 46 sec latency 89.994 ms 1 979 0.17 MB/sec execute 47 sec latency 98.480 ms 1 995 0.16 MB/sec execute 48 sec latency 455.326 ms 1 1018 0.17 MB/sec execute 49 sec latency 1339.217 ms 1 1076 0.18 MB/sec execute 50 sec latency 83.987 ms 1 1132 0.17 MB/sec execute 51 sec latency 68.443 ms 1 1185 0.17 MB/sec execute 52 sec latency 98.445 ms test_26 fail mds2 2 times 1 1226 0.17 MB/sec execute 53 sec latency 108.457 ms Failing mds2 on oleg349-server 1 1268 0.17 MB/sec execute 54 sec latency 104.439 ms Stopping /mnt/lustre-mds2 (opts:) on oleg349-server 1 1399 0.22 MB/sec execute 55 sec latency 75.170 ms 1 1433 0.21 MB/sec execute 56 sec latency 187.820 ms 1 1433 0.21 MB/sec execute 57 sec latency 1190.018 ms 22:08:06 (1763348886) shut down facet: mds2 facet_host: oleg349-server facet_failover_host: oleg349-server 1 1433 0.21 MB/sec execute 58 sec latency 2190.214 ms 1 1433 0.20 MB/sec execute 59 sec latency 3190.452 ms 1 1433 0.20 MB/sec execute 60 sec latency 4194.169 ms 1 1433 0.20 MB/sec execute 61 sec latency 5194.382 ms 1 1433 0.19 MB/sec execute 62 sec latency 6194.527 ms 1 1433 0.19 MB/sec execute 63 sec latency 7194.755 ms 1 1433 0.19 MB/sec execute 64 sec latency 8195.574 ms 1 1433 0.18 MB/sec execute 65 sec latency 9195.787 ms 1 1433 0.18 MB/sec execute 66 sec latency 10196.810 ms 1 1433 0.18 MB/sec execute 67 sec latency 11197.029 ms Failover mds2 to oleg349-server mount facets: mds2 1 1433 0.18 MB/sec execute 68 sec latency 12197.241 ms 1 1433 0.17 MB/sec execute 69 sec latency 13197.481 ms 1 1433 0.17 MB/sec execute 70 sec latency 14203.046 ms 1 1433 0.17 MB/sec execute 71 sec latency 15203.650 ms 1 1433 0.17 MB/sec execute 72 sec latency 16203.987 ms 1 1433 0.16 MB/sec execute 73 sec latency 17205.573 ms 1 1433 0.16 MB/sec execute 74 sec latency 18207.408 ms 1 1433 0.16 MB/sec execute 75 sec latency 19207.594 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 1433 0.16 MB/sec execute 76 sec latency 20207.846 ms 1 1433 0.15 MB/sec execute 77 sec latency 21208.534 ms 1 1433 0.15 MB/sec execute 78 sec latency 22208.806 ms 1 1433 0.15 MB/sec execute 79 sec latency 23215.030 ms 1 1433 0.15 MB/sec execute 80 sec latency 24216.931 ms oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 1433 0.15 MB/sec execute 81 sec latency 25217.233 ms pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 1 1433 0.15 MB/sec execute 82 sec latency 26217.934 ms Started lustre-MDT0001 22:08:32 (1763348912) targets are mounted 22:08:32 (1763348912) facet_failover done 1 1433 0.14 MB/sec execute 83 sec latency 27219.875 ms 1 1445 0.14 MB/sec execute 84 sec latency 28044.309 ms 1 1481 0.14 MB/sec execute 85 sec latency 211.495 ms 1 1532 0.14 MB/sec execute 86 sec latency 107.898 ms oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1591 0.14 MB/sec execute 87 sec latency 106.268 ms 1 1643 0.14 MB/sec execute 88 sec latency 83.883 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1686 0.14 MB/sec execute 89 sec latency 87.011 ms 1 1736 0.14 MB/sec execute 90 sec latency 119.722 ms 1 1805 0.13 MB/sec execute 91 sec latency 93.147 ms 1 1865 0.13 MB/sec execute 92 sec latency 81.816 ms 1 1954 0.13 MB/sec execute 93 sec latency 72.894 ms 1 2002 0.13 MB/sec execute 94 sec latency 137.293 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2336 1268968 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2128 1269176 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38108 3568688 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 22080 3580108 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 60188 7148796 1% /mnt/lustre 1 2060 0.13 MB/sec execute 95 sec latency 71.512 ms 1 2103 0.13 MB/sec execute 96 sec latency 129.306 ms 1 2156 0.13 MB/sec execute 97 sec latency 98.539 ms 1 2198 0.13 MB/sec execute 98 sec latency 127.823 ms 1 2269 0.13 MB/sec execute 99 sec latency 110.596 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 0 cleanup 104 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 339 169.241 38370.289 Close 295 107.436 28044.288 Rename 11 75.612 119.700 Unlink 31 21.390 40.098 Qpathinfo 307 13.993 83.966 Qfileinfo 84 1.405 16.156 Qfsinfo 37 3.117 18.028 Sfileinfo 38 60.315 132.216 Find 100 11.655 77.585 WriteX 304 11.503 99.591 ReadX 377 2.049 71.026 Flush 31 53.316 107.878 Throughput 0.129624 MB/sec 1 clients 1 procs max_latency=38370.309 ms stopping dbench on /mnt/lustre at Sun Nov 16 22:08:53 EST 2025 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre test_26 fail mds1 3 times removed 'client.txt' /mnt/lustre dbench successfully finished Failing mds1 on oleg349-server striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench Stopping /mnt/lustre-mds1 (opts:) on oleg349-server 22:09:00 (1763348940) shut down facet: mds1 facet_host: oleg349-server facet_failover_host: oleg349-server Failover mds1 to oleg349-server mount facets: mds1 Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 Started lustre-MDT0000 22:09:34 (1763348974) targets are mounted 22:09:34 (1763348974) facet_failover done looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Sun Nov 16 22:09:41 EST 2025 waiting for dbench pid 68011 dbench version 4.00 - Copyright Andrew Tridgell 1999-2004 Running for 100 seconds with load 'client.txt' and minimum warmup 20 secs 0 of 1 processes prepared for launch 0 sec 1 of 1 processes prepared for launch 0 sec releasing clients 1 17 0.20 MB/sec warmup 1 sec latency 5.369 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 79 1.73 MB/sec warmup 2 sec latency 189.328 ms 1 127 1.90 MB/sec warmup 3 sec latency 173.541 ms 1 166 1.70 MB/sec warmup 4 sec latency 127.034 ms 1 199 1.57 MB/sec warmup 5 sec latency 367.756 ms 1 261 1.64 MB/sec warmup 6 sec latency 94.032 ms 1 313 1.64 MB/sec warmup 7 sec latency 104.866 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2632 1268672 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2392 1268912 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 3028 3603964 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 46648 3560272 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 49676 7164236 1% /mnt/lustre 1 349 1.56 MB/sec warmup 8 sec latency 179.608 ms 1 386 1.52 MB/sec warmup 9 sec latency 143.540 ms 1 429 1.51 MB/sec warmup 10 sec latency 115.211 ms 1 484 1.54 MB/sec warmup 11 sec latency 91.617 ms 1 522 1.50 MB/sec warmup 12 sec latency 119.907 ms 1 522 1.39 MB/sec warmup 13 sec latency 1052.672 ms 1 611 1.49 MB/sec warmup 14 sec latency 1072.956 ms 1 678 1.41 MB/sec warmup 15 sec latency 99.747 ms 1 721 1.33 MB/sec warmup 16 sec latency 111.072 ms test_26 fail mds2 4 times 1 765 1.25 MB/sec warmup 17 sec latency 113.912 ms Failing mds2 on oleg349-server 1 801 1.19 MB/sec warmup 18 sec latency 97.160 ms Stopping /mnt/lustre-mds2 (opts:) on oleg349-server 1 857 1.13 MB/sec warmup 19 sec latency 111.085 ms 1 919 0.10 MB/sec execute 1 sec latency 648.831 ms 1 984 0.12 MB/sec execute 2 sec latency 72.348 ms 1 995 0.08 MB/sec execute 3 sec latency 793.484 ms 1 995 0.06 MB/sec execute 4 sec latency 1794.379 ms 1 995 0.05 MB/sec execute 5 sec latency 2795.177 ms 1 995 0.04 MB/sec execute 6 sec latency 3795.431 ms 1 995 0.03 MB/sec execute 7 sec latency 4797.653 ms 22:10:08 (1763349008) shut down facet: mds2 facet_host: oleg349-server facet_failover_host: oleg349-server 1 995 0.03 MB/sec execute 8 sec latency 5798.099 ms 1 995 0.03 MB/sec execute 9 sec latency 6798.328 ms 1 995 0.02 MB/sec execute 10 sec latency 7798.702 ms 1 995 0.02 MB/sec execute 11 sec latency 8799.618 ms 1 995 0.02 MB/sec execute 12 sec latency 9799.885 ms 1 995 0.02 MB/sec execute 13 sec latency 10800.125 ms 1 995 0.02 MB/sec execute 14 sec latency 11802.906 ms 1 995 0.02 MB/sec execute 15 sec latency 12803.165 ms 1 995 0.01 MB/sec execute 16 sec latency 13806.321 ms 1 995 0.01 MB/sec execute 17 sec latency 14806.540 ms Failover mds2 to oleg349-server mount facets: mds2 1 995 0.01 MB/sec execute 18 sec latency 15812.601 ms 1 995 0.01 MB/sec execute 19 sec latency 16815.517 ms 1 995 0.01 MB/sec execute 20 sec latency 17815.680 ms 1 995 0.01 MB/sec execute 21 sec latency 18817.386 ms 1 995 0.01 MB/sec execute 22 sec latency 19817.812 ms 1 995 0.01 MB/sec execute 23 sec latency 20818.600 ms 1 995 0.01 MB/sec execute 24 sec latency 21818.823 ms 1 995 0.01 MB/sec execute 25 sec latency 22826.317 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 995 0.01 MB/sec execute 26 sec latency 23828.397 ms 1 995 0.01 MB/sec execute 27 sec latency 24828.682 ms 1 995 0.01 MB/sec execute 28 sec latency 25830.938 ms 1 995 0.01 MB/sec execute 29 sec latency 26833.449 ms 1 995 0.01 MB/sec execute 30 sec latency 27834.495 ms oleg349-server: oleg349-server.virtnet: executing set_default_debug -1 all 1 995 0.01 MB/sec execute 31 sec latency 28835.206 ms pdsh@oleg349-client: oleg349-server: ssh exited with exit code 1 1 995 0.01 MB/sec execute 32 sec latency 29835.457 ms Started lustre-MDT0001 22:10:33 (1763349033) targets are mounted 22:10:33 (1763349033) facet_failover done 1 995 0.01 MB/sec execute 33 sec latency 30845.196 ms 1 995 0.01 MB/sec execute 34 sec latency 31852.174 ms 1 1011 0.02 MB/sec execute 35 sec latency 32139.496 ms 1 1076 0.03 MB/sec execute 36 sec latency 147.244 ms oleg349-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1132 0.04 MB/sec execute 37 sec latency 91.073 ms 1 1177 0.04 MB/sec execute 38 sec latency 125.101 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1227 0.04 MB/sec execute 39 sec latency 69.635 ms 1 1273 0.04 MB/sec execute 40 sec latency 89.724 ms 1 1405 0.11 MB/sec execute 41 sec latency 91.364 ms 1 1451 0.10 MB/sec execute 42 sec latency 95.284 ms 1 1497 0.10 MB/sec execute 43 sec latency 257.810 ms 1 1546 0.10 MB/sec execute 44 sec latency 139.033 ms 1 1605 0.10 MB/sec execute 45 sec latency 84.096 ms 1 1667 0.10 MB/sec execute 46 sec latency 88.377 ms 1 1725 0.10 MB/sec execute 47 sec latency 87.505 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1805 0.10 MB/sec execute 48 sec latency 74.415 ms 1 1857 0.10 MB/sec execute 49 sec latency 83.564 ms 1 1909 0.10 MB/sec execute 50 sec latency 133.063 ms 1 1980 0.09 MB/sec execute 51 sec latency 85.476 ms 1 2018 0.09 MB/sec execute 52 sec latency 82.393 ms 1 2088 0.09 MB/sec execute 53 sec latency 174.441 ms 1 2150 0.09 MB/sec execute 54 sec latency 100.994 ms 1 2178 0.09 MB/sec execute 55 sec latency 108.765 ms 1 2273 0.10 MB/sec execute 56 sec latency 88.719 ms 1 2350 0.11 MB/sec execute 57 sec latency 73.104 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Sun Nov 16 22:10:59 EST 2025 with return code 0 1 2394 0.11 MB/sec execute 58 sec latency 79.246 ms 68011 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68011 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished