== replay-dual test 26: dbench and tar with mds failover ========================================================== 23:38:34 (1764736714) Starting client oleg133-client.virtnet: -o user_xattr,flock 192.168.201.133@tcp:/lustre /mnt/lustre Started clients oleg133-client.virtnet: 192.168.201.133@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 64982 Started dbench loop with 64983 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench striped dir -i0 -c2 -H fnv_1a_64 /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 1968 1269336 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1756 1269548 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 1564 3584800 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1544 3605476 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 3108 7190276 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 Tue Dec 2 23:38:40 EST 2025 waiting for dbench pid 65061 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 8 0.00 MB/sec warmup 1 sec latency 71.901 ms 1 31 0.52 MB/sec warmup 2 sec latency 96.875 ms 1 68 1.00 MB/sec warmup 3 sec latency 229.806 ms 1 111 1.31 MB/sec warmup 4 sec latency 181.530 ms 1 130 1.15 MB/sec warmup 5 sec latency 278.583 ms 1 155 1.09 MB/sec warmup 6 sec latency 264.752 ms 1 155 0.93 MB/sec warmup 7 sec latency 1006.977 ms 1 155 0.82 MB/sec warmup 8 sec latency 2014.450 ms 1 173 0.78 MB/sec warmup 9 sec latency 2104.409 ms 1 184 0.74 MB/sec warmup 10 sec latency 664.713 ms 1 199 0.71 MB/sec warmup 11 sec latency 1032.311 ms test_26 fail mds1 1 times 1 239 0.76 MB/sec warmup 12 sec latency 209.193 ms 1 263 0.76 MB/sec warmup 13 sec latency 205.135 ms 1 289 0.76 MB/sec warmup 14 sec latency 203.491 ms Failing mds1 on oleg133-server 1 308 0.75 MB/sec warmup 15 sec latency 260.658 ms Stopping /mnt/lustre-mds1 (opts:) on oleg133-server 1 331 0.75 MB/sec warmup 16 sec latency 176.973 ms 1 357 0.75 MB/sec warmup 17 sec latency 174.952 ms 1 365 0.72 MB/sec warmup 18 sec latency 821.087 ms 1 365 0.69 MB/sec warmup 19 sec latency 1821.276 ms 1 365 0.00 MB/sec execute 1 sec latency 3826.477 ms 23:39:02 (1764736742) shut down facet: mds1 facet_host: oleg133-server facet_failover_host: oleg133-server 1 365 0.00 MB/sec execute 2 sec latency 4828.415 ms 1 365 0.00 MB/sec execute 3 sec latency 5829.069 ms 1 365 0.00 MB/sec execute 4 sec latency 6833.387 ms 1 365 0.00 MB/sec execute 5 sec latency 7833.663 ms 1 365 0.00 MB/sec execute 6 sec latency 8839.675 ms 1 365 0.00 MB/sec execute 7 sec latency 9841.795 ms 1 365 0.00 MB/sec execute 8 sec latency 10843.175 ms 1 365 0.00 MB/sec execute 9 sec latency 11843.862 ms 1 365 0.00 MB/sec execute 10 sec latency 12845.864 ms 1 365 0.00 MB/sec execute 11 sec latency 13846.479 ms 1 365 0.00 MB/sec execute 12 sec latency 14853.550 ms Failover mds1 to oleg133-server mount facets: mds1 1 365 0.00 MB/sec execute 13 sec latency 15853.753 ms 1 365 0.00 MB/sec execute 14 sec latency 16853.947 ms 1 365 0.00 MB/sec execute 15 sec latency 17859.784 ms 1 365 0.00 MB/sec execute 16 sec latency 18860.070 ms 1 365 0.00 MB/sec execute 17 sec latency 19861.224 ms 1 365 0.00 MB/sec execute 18 sec latency 20861.349 ms 1 365 0.00 MB/sec execute 19 sec latency 21861.570 ms 1 365 0.00 MB/sec execute 20 sec latency 22863.098 ms Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 365 0.00 MB/sec execute 21 sec latency 23863.233 ms 1 365 0.00 MB/sec execute 22 sec latency 24863.620 ms 1 365 0.00 MB/sec execute 23 sec latency 25869.567 ms 1 365 0.00 MB/sec execute 24 sec latency 26870.953 ms 1 365 0.00 MB/sec execute 25 sec latency 27872.808 ms 1 365 0.00 MB/sec execute 26 sec latency 28873.270 ms 1 365 0.00 MB/sec execute 27 sec latency 29876.036 ms 1 365 0.00 MB/sec execute 28 sec latency 30876.251 ms 1 365 0.00 MB/sec execute 29 sec latency 31876.799 ms oleg133-server: oleg133-server.virtnet: executing set_default_debug -1 all 1 365 0.00 MB/sec execute 30 sec latency 32877.058 ms pdsh@oleg133-client: oleg133-server: ssh exited with exit code 1 1 365 0.00 MB/sec execute 31 sec latency 33880.442 ms Started lustre-MDT0000 23:39:31 (1764736771) targets are mounted 23:39:31 (1764736771) facet_failover done 1 365 0.00 MB/sec execute 32 sec latency 34882.028 ms 1 365 0.00 MB/sec execute 33 sec latency 35883.153 ms 1 404 0.04 MB/sec execute 34 sec latency 35963.999 ms 1 445 0.07 MB/sec execute 35 sec latency 120.396 ms oleg133-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 502 0.12 MB/sec execute 36 sec latency 105.589 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 542 0.16 MB/sec execute 37 sec latency 168.678 ms 1 649 0.21 MB/sec execute 38 sec latency 86.768 ms 1 710 0.21 MB/sec execute 39 sec latency 70.130 ms 1 759 0.21 MB/sec execute 40 sec latency 117.056 ms 1 815 0.21 MB/sec execute 41 sec latency 80.692 ms 1 878 0.20 MB/sec execute 42 sec latency 79.540 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2092 1269212 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1860 1269444 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 38104 3562416 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 8960 3595540 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 47064 7157956 1% /mnt/lustre 1 914 0.20 MB/sec execute 43 sec latency 102.558 ms 1 965 0.20 MB/sec execute 44 sec latency 107.708 ms 1 1007 0.20 MB/sec execute 45 sec latency 111.382 ms 1 1035 0.21 MB/sec execute 46 sec latency 796.709 ms 1 1082 0.21 MB/sec execute 47 sec latency 840.263 ms 1 1147 0.21 MB/sec execute 48 sec latency 65.782 ms 1 1195 0.20 MB/sec execute 49 sec latency 69.019 ms 1 1257 0.20 MB/sec execute 50 sec latency 65.880 ms test_26 fail mds2 2 times 1 1395 0.25 MB/sec execute 51 sec latency 62.023 ms Failing mds2 on oleg133-server 1 1445 0.25 MB/sec execute 52 sec latency 75.500 ms Stopping /mnt/lustre-mds2 (opts:) on oleg133-server 1 1505 0.24 MB/sec execute 53 sec latency 77.669 ms 1 1591 0.24 MB/sec execute 54 sec latency 53.704 ms 23:39:55 (1764736795) shut down facet: mds2 facet_host: oleg133-server facet_failover_host: oleg133-server 1 1655 0.24 MB/sec execute 55 sec latency 80.460 ms 1 1729 0.24 MB/sec execute 56 sec latency 73.888 ms 1 1823 0.23 MB/sec execute 57 sec latency 52.727 ms 1 1909 0.23 MB/sec execute 58 sec latency 78.909 ms 1 2002 0.23 MB/sec execute 59 sec latency 59.848 ms 1 2095 0.23 MB/sec execute 60 sec latency 57.513 ms 1 2168 0.22 MB/sec execute 61 sec latency 73.048 ms 1 2259 0.22 MB/sec execute 62 sec latency 99.782 ms 1 2259 0.22 MB/sec execute 63 sec latency 1101.209 ms 1 2259 0.21 MB/sec execute 64 sec latency 2101.398 ms Failover mds2 to oleg133-server mount facets: mds2 1 2259 0.21 MB/sec execute 65 sec latency 3102.380 ms 1 2259 0.21 MB/sec execute 66 sec latency 4102.554 ms 1 2259 0.20 MB/sec execute 67 sec latency 5102.835 ms 1 2259 0.20 MB/sec execute 68 sec latency 6103.046 ms 1 2259 0.20 MB/sec execute 69 sec latency 7103.238 ms 1 2259 0.20 MB/sec execute 70 sec latency 8103.439 ms 1 2259 0.19 MB/sec execute 71 sec latency 9105.732 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.19 MB/sec execute 72 sec latency 10105.931 ms 1 2259 0.19 MB/sec execute 73 sec latency 11106.136 ms 1 2259 0.19 MB/sec execute 74 sec latency 12106.342 ms 1 2259 0.18 MB/sec execute 75 sec latency 13106.589 ms oleg133-server: oleg133-server.virtnet: executing set_default_debug -1 all 1 2259 0.18 MB/sec execute 76 sec latency 14106.828 ms pdsh@oleg133-client: oleg133-server: ssh exited with exit code 1 Started lustre-MDT0001 1 2259 0.18 MB/sec execute 77 sec latency 15106.961 ms 23:40:18 (1764736818) targets are mounted 23:40:18 (1764736818) facet_failover done 1 2259 0.18 MB/sec execute 78 sec latency 16108.067 ms 1 2259 0.17 MB/sec execute 79 sec latency 17108.960 ms 1 2337 0.18 MB/sec execute 80 sec latency 17472.300 ms oleg133-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2389 0.18 MB/sec execute 81 sec latency 57.830 ms 1 2440 0.18 MB/sec execute 82 sec latency 88.813 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2487 0.19 MB/sec execute 83 sec latency 71.670 ms 1 2582 0.19 MB/sec execute 84 sec latency 97.824 ms 1 2655 0.20 MB/sec execute 85 sec latency 149.716 ms 1 2880 0.22 MB/sec execute 86 sec latency 72.849 ms 1 2934 0.23 MB/sec execute 87 sec latency 78.388 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2372 1268932 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2132 1269172 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 57268 3542740 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 11236 3593960 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 68504 7136700 1% /mnt/lustre 1 3013 0.23 MB/sec execute 88 sec latency 86.910 ms 1 3210 0.24 MB/sec execute 89 sec latency 78.160 ms 1 3341 0.25 MB/sec execute 90 sec latency 69.336 ms 1 3432 0.26 MB/sec execute 91 sec latency 86.571 ms 1 3565 0.28 MB/sec execute 92 sec latency 71.766 ms 1 3640 0.27 MB/sec execute 93 sec latency 92.265 ms 1 3706 0.27 MB/sec execute 94 sec latency 56.007 ms 1 3785 0.28 MB/sec execute 95 sec latency 83.117 ms test_26 fail mds1 3 times 1 3828 0.28 MB/sec execute 96 sec latency 102.035 ms Failing mds1 on oleg133-server 1 3868 0.27 MB/sec execute 97 sec latency 118.343 ms Stopping /mnt/lustre-mds1 (opts:) on oleg133-server 1 3915 0.28 MB/sec execute 98 sec latency 91.214 ms 1 3959 0.27 MB/sec execute 99 sec latency 134.461 ms 1 cleanup 100 sec 23:40:41 (1764736841) shut down facet: mds1 facet_host: oleg133-server facet_failover_host: oleg133-server 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec 1 cleanup 107 sec 1 cleanup 108 sec 1 cleanup 109 sec 1 cleanup 110 sec Failover mds1 to oleg133-server mount facets: mds1 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec Start mds1: mount -t lustre -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec oleg133-server: oleg133-server.virtnet: executing set_default_debug -1 all 1 cleanup 121 sec pdsh@oleg133-client: oleg133-server: ssh exited with exit code 1 Started lustre-MDT0000 23:41:03 (1764736863) targets are mounted 23:41:03 (1764736863) facet_failover done 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec 1 cleanup 126 sec oleg133-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 127 sec 1 cleanup 128 sec 0 cleanup 128 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 606 127.251 35963.985 Close 460 9.347 33.327 Rename 26 61.657 117.039 Unlink 93 20.098 134.439 Qpathinfo 529 11.769 88.791 Qfileinfo 131 1.386 22.177 Qfsinfo 99 1.849 15.277 Sfileinfo 50 42.237 91.970 Find 198 7.424 48.552 WriteX 459 9.968 59.997 ReadX 956 0.774 126.918 LockX 2 4.231 4.274 UnlockX 2 9.038 10.606 Flush 43 39.324 107.693 Throughput 0.27244 MB/sec 1 clients 1 procs max_latency=35963.999 ms stopping dbench on /mnt/lustre at Tue Dec 2 23:41:09 EST 2025 with return code 0 mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre2/d26.replay-dual/run_dbench looking for dbench program /usr/bin/dbench found dbench client file /usr/share/dbench/client.txt '/usr/share/dbench/client.txt' -> 'client.txt' running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Tue Dec 2 23:41:14 EST 2025 waiting for dbench pid 68187 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2664 1268640 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2392 1268912 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 47204 3558976 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 27016 3578416 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 74220 7137392 2% /mnt/lustre 1 36 1.18 MB/sec warmup 1 sec latency 73.673 ms 1 111 2.62 MB/sec warmup 2 sec latency 116.193 ms 1 154 2.17 MB/sec warmup 3 sec latency 150.183 ms 1 184 1.84 MB/sec warmup 4 sec latency 335.067 ms 1 226 1.72 MB/sec warmup 5 sec latency 375.209 ms 1 287 1.78 MB/sec warmup 6 sec latency 88.371 ms 1 339 1.75 MB/sec warmup 7 sec latency 94.651 ms test_26 fail mds2 4 times 1 402 1.77 MB/sec warmup 8 sec latency 76.230 ms 1 461 1.79 MB/sec warmup 9 sec latency 83.531 ms Failing mds2 on oleg133-server Stopping /mnt/lustre-mds2 (opts:) on oleg133-server 1 511 1.77 MB/sec warmup 10 sec latency 108.008 ms 1 541 1.73 MB/sec warmup 11 sec latency 527.545 ms 1 541 1.59 MB/sec warmup 12 sec latency 1528.548 ms 1 541 1.47 MB/sec warmup 13 sec latency 2528.738 ms 1 541 1.36 MB/sec warmup 14 sec latency 3528.991 ms 1 541 1.27 MB/sec warmup 15 sec latency 4529.312 ms 1 541 1.19 MB/sec warmup 16 sec latency 5532.909 ms 1 541 1.12 MB/sec warmup 17 sec latency 6533.116 ms 23:41:32 (1764736892) shut down facet: mds2 facet_host: oleg133-server facet_failover_host: oleg133-server 1 541 1.06 MB/sec warmup 18 sec latency 7533.271 ms 1 541 1.00 MB/sec warmup 19 sec latency 8535.081 ms 1 541 0.00 MB/sec execute 1 sec latency 10539.043 ms 1 541 0.00 MB/sec execute 2 sec latency 11540.082 ms 1 541 0.00 MB/sec execute 3 sec latency 12540.695 ms 1 541 0.00 MB/sec execute 4 sec latency 13540.919 ms 1 541 0.00 MB/sec execute 5 sec latency 14543.268 ms 1 541 0.00 MB/sec execute 6 sec latency 15543.761 ms 1 541 0.00 MB/sec execute 7 sec latency 16545.568 ms 1 541 0.00 MB/sec execute 8 sec latency 17545.719 ms Failover mds2 to oleg133-server mount facets: mds2 1 541 0.00 MB/sec execute 9 sec latency 18545.881 ms 1 541 0.00 MB/sec execute 10 sec latency 19547.074 ms 1 541 0.00 MB/sec execute 11 sec latency 20547.268 ms 1 541 0.00 MB/sec execute 12 sec latency 21547.463 ms 1 541 0.00 MB/sec execute 13 sec latency 22547.874 ms 1 541 0.00 MB/sec execute 14 sec latency 23550.095 ms 1 541 0.00 MB/sec execute 15 sec latency 24550.293 ms Start mds2: mount -t lustre -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 541 0.00 MB/sec execute 16 sec latency 25550.638 ms 1 541 0.00 MB/sec execute 17 sec latency 26555.042 ms 1 541 0.00 MB/sec execute 18 sec latency 27555.242 ms 1 541 0.00 MB/sec execute 19 sec latency 28555.452 ms oleg133-server: oleg133-server.virtnet: executing set_default_debug -1 all 1 541 0.00 MB/sec execute 20 sec latency 29555.635 ms pdsh@oleg133-client: oleg133-server: ssh exited with exit code 1 1 541 0.00 MB/sec execute 21 sec latency 30555.883 ms Started lustre-MDT0001 23:41:55 (1764736915) targets are mounted 23:41:55 (1764736915) facet_failover done 1 541 0.00 MB/sec execute 22 sec latency 31556.579 ms 1 541 0.00 MB/sec execute 23 sec latency 32557.011 ms 1 640 0.08 MB/sec execute 24 sec latency 32743.922 ms oleg133-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 692 0.08 MB/sec execute 25 sec latency 84.767 ms 1 731 0.08 MB/sec execute 26 sec latency 93.995 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 779 0.08 MB/sec execute 27 sec latency 96.065 ms 1 825 0.09 MB/sec execute 28 sec latency 93.607 ms 1 885 0.09 MB/sec execute 29 sec latency 107.128 ms 1 921 0.09 MB/sec execute 30 sec latency 138.723 ms 1 971 0.09 MB/sec execute 31 sec latency 99.889 ms 1 1028 0.12 MB/sec execute 32 sec latency 98.693 ms 1 1038 0.11 MB/sec execute 33 sec latency 815.041 ms 1 1103 0.11 MB/sec execute 34 sec latency 72.014 ms 1 1172 0.11 MB/sec execute 35 sec latency 76.172 ms 1 1221 0.11 MB/sec execute 36 sec latency 65.815 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1273 0.11 MB/sec execute 37 sec latency 103.695 ms 1 1421 0.18 MB/sec execute 38 sec latency 74.766 ms 1 1481 0.18 MB/sec execute 39 sec latency 93.929 ms 1 1534 0.17 MB/sec execute 40 sec latency 63.794 ms 1 1621 0.17 MB/sec execute 41 sec latency 50.666 ms 1 1684 0.17 MB/sec execute 42 sec latency 81.272 ms 1 1745 0.17 MB/sec execute 43 sec latency 121.578 ms 1 1822 0.16 MB/sec execute 44 sec latency 81.738 ms 1 1884 0.16 MB/sec execute 45 sec latency 83.701 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Tue Dec 2 23:42:20 EST 2025 with return code 0 68187 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 68187 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished