== replay-dual test 26: dbench and tar with mds failover ========================================================== 11:05:43 (1761318343) Starting client oleg253-client.virtnet: -o user_xattr,flock oleg253-server@tcp:/lustre /mnt/lustre Started clients oleg253-client.virtnet: 192.168.202.153@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,flock,user_xattr,lruresize,lazystatfs,nouser_fid2path,verbose,encrypt) Started tar loop with pid 66896 Started dbench loop with 66897 striped dir -i0 -c2 -H crush /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 1984 1285704 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 1832 1285856 1% /mnt/lustre[MDT:1] '/usr/share/dbench/client.txt' -> 'client.txt' lustre-OST0000_UUID 3833116 1408 3605612 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 17772 3563460 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 19180 7169072 1% /mnt/lustre running 'dbench 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100' on /mnt/lustre at Fri Oct 24 11:05:47 EDT 2025 waiting for dbench pid 66953 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 1 56 2.23 MB/sec warmup 1 sec latency 69.050 ms 1 137 3.01 MB/sec warmup 2 sec latency 91.823 ms 1 192 2.52 MB/sec warmup 3 sec latency 94.360 ms 1 255 2.41 MB/sec warmup 4 sec latency 93.540 ms 1 319 2.31 MB/sec warmup 5 sec latency 69.571 ms 1 365 2.17 MB/sec warmup 6 sec latency 104.117 ms test_26 fail mds1 1 times 1 426 2.14 MB/sec warmup 7 sec latency 135.186 ms Failing mds1 on oleg253-server 1 485 2.12 MB/sec warmup 8 sec latency 83.531 ms Stopping /mnt/lustre-mds1 (opts:) on oleg253-server 1 572 2.13 MB/sec warmup 9 sec latency 164.186 ms 1 606 2.10 MB/sec warmup 10 sec latency 805.637 ms 1 606 1.90 MB/sec warmup 11 sec latency 1806.047 ms 1 606 1.75 MB/sec warmup 12 sec latency 2806.330 ms 1 606 1.61 MB/sec warmup 13 sec latency 3807.068 ms 1 606 1.50 MB/sec warmup 14 sec latency 4807.291 ms 1 606 1.40 MB/sec warmup 15 sec latency 5809.525 ms reboot facets: mds1 1 606 1.31 MB/sec warmup 16 sec latency 6810.197 ms 1 606 1.23 MB/sec warmup 17 sec latency 7811.628 ms 1 606 1.16 MB/sec warmup 18 sec latency 8812.004 ms 1 606 1.10 MB/sec warmup 19 sec latency 9812.886 ms 1 606 0.00 MB/sec execute 1 sec latency 11815.200 ms 1 606 0.00 MB/sec execute 2 sec latency 12818.272 ms 1 606 0.00 MB/sec execute 3 sec latency 13818.605 ms 1 606 0.00 MB/sec execute 4 sec latency 14818.871 ms 1 606 0.00 MB/sec execute 5 sec latency 15820.153 ms 1 606 0.00 MB/sec execute 6 sec latency 16823.955 ms Failover mds1 to oleg253-server 1 606 0.00 MB/sec execute 7 sec latency 17824.174 ms mount facets: mds1 1 606 0.00 MB/sec execute 8 sec latency 18824.443 ms 1 606 0.00 MB/sec execute 9 sec latency 19831.128 ms 1 606 0.00 MB/sec execute 10 sec latency 20831.830 ms 1 606 0.00 MB/sec execute 11 sec latency 21832.085 ms 1 606 0.00 MB/sec execute 12 sec latency 22833.032 ms 1 606 0.00 MB/sec execute 13 sec latency 23833.337 ms Starting mds1: -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 606 0.00 MB/sec execute 14 sec latency 24833.826 ms 1 606 0.00 MB/sec execute 15 sec latency 25834.856 ms 1 606 0.00 MB/sec execute 16 sec latency 26835.099 ms 1 606 0.00 MB/sec execute 17 sec latency 27835.621 ms 1 606 0.00 MB/sec execute 18 sec latency 28836.108 ms 1 606 0.00 MB/sec execute 19 sec latency 29836.364 ms 1 606 0.00 MB/sec execute 20 sec latency 30837.455 ms 1 606 0.00 MB/sec execute 21 sec latency 31837.685 ms 1 606 0.00 MB/sec execute 22 sec latency 32837.923 ms 1 606 0.00 MB/sec execute 23 sec latency 33838.650 ms oleg253-server: oleg253-server.virtnet: executing set_default_debug -1 all 8 pdsh@oleg253-client: oleg253-server: ssh exited with exit code 1 1 606 0.00 MB/sec execute 24 sec latency 34839.794 ms Started lustre-MDT0000 1 606 0.00 MB/sec execute 25 sec latency 35840.315 ms 1 606 0.00 MB/sec execute 26 sec latency 36840.712 ms 1 608 0.00 MB/sec execute 27 sec latency 37822.950 ms 1 689 0.01 MB/sec execute 28 sec latency 56.993 ms 1 736 0.01 MB/sec execute 29 sec latency 85.715 ms oleg253-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 791 0.02 MB/sec execute 30 sec latency 88.002 ms 1 857 0.02 MB/sec execute 31 sec latency 81.868 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 904 0.02 MB/sec execute 32 sec latency 71.891 ms 1 959 0.03 MB/sec execute 33 sec latency 80.030 ms 1 1037 0.06 MB/sec execute 34 sec latency 63.455 ms 1 1105 0.06 MB/sec execute 35 sec latency 65.047 ms 1 1181 0.06 MB/sec execute 36 sec latency 87.403 ms 1 1244 0.06 MB/sec execute 37 sec latency 63.822 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2248 1285440 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2080 1285608 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 20868 3585100 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 37808 3569156 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 58676 7154256 1% /mnt/lustre 1 1391 0.13 MB/sec execute 38 sec latency 85.646 ms 1 1470 0.13 MB/sec execute 39 sec latency 52.723 ms 1 1538 0.13 MB/sec execute 40 sec latency 72.429 ms 1 1597 0.13 MB/sec execute 41 sec latency 66.310 ms 1 1660 0.12 MB/sec execute 42 sec latency 83.361 ms 1 1713 0.12 MB/sec execute 43 sec latency 105.767 ms 1 1808 0.12 MB/sec execute 44 sec latency 61.268 ms test_26 fail mds2 2 times 1 1877 0.12 MB/sec execute 45 sec latency 65.914 ms 1 1973 0.12 MB/sec execute 46 sec latency 75.204 ms Failing mds2 on oleg253-server 1 2010 0.12 MB/sec execute 47 sec latency 125.688 ms Stopping /mnt/lustre-mds2 (opts:) on oleg253-server 1 2059 0.12 MB/sec execute 48 sec latency 86.318 ms 1 2145 0.12 MB/sec execute 49 sec latency 79.751 ms 1 2202 0.12 MB/sec execute 50 sec latency 99.185 ms reboot facets: mds2 1 2259 0.11 MB/sec execute 51 sec latency 445.568 ms 1 2259 0.11 MB/sec execute 52 sec latency 1447.498 ms 1 2259 0.11 MB/sec execute 53 sec latency 2448.026 ms 1 2259 0.11 MB/sec execute 54 sec latency 3449.280 ms 1 2259 0.11 MB/sec execute 55 sec latency 4449.541 ms 1 2259 0.10 MB/sec execute 56 sec latency 5451.294 ms 1 2259 0.10 MB/sec execute 57 sec latency 6459.686 ms 1 2259 0.10 MB/sec execute 58 sec latency 7460.630 ms 1 2259 0.10 MB/sec execute 59 sec latency 8460.860 ms 1 2259 0.10 MB/sec execute 60 sec latency 9461.397 ms Failover mds2 to oleg253-server 1 2259 0.10 MB/sec execute 61 sec latency 10461.609 ms 1 2259 0.09 MB/sec execute 62 sec latency 11462.260 ms mount facets: mds2 1 2259 0.09 MB/sec execute 63 sec latency 12462.918 ms 1 2259 0.09 MB/sec execute 64 sec latency 13464.077 ms 1 2259 0.09 MB/sec execute 65 sec latency 14465.077 ms 1 2259 0.09 MB/sec execute 66 sec latency 15468.851 ms 1 2259 0.09 MB/sec execute 67 sec latency 16469.135 ms 1 2259 0.09 MB/sec execute 68 sec latency 17469.409 ms Starting mds2: -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2259 0.08 MB/sec execute 69 sec latency 18469.632 ms 1 2259 0.08 MB/sec execute 70 sec latency 19471.369 ms 1 2259 0.08 MB/sec execute 71 sec latency 20471.841 ms oleg253-server: oleg253-server.virtnet: executing set_default_debug -1 all 8 1 2259 0.08 MB/sec execute 72 sec latency 21472.794 ms pdsh@oleg253-client: oleg253-server: ssh exited with exit code 1 Started lustre-MDT0001 1 2259 0.08 MB/sec execute 73 sec latency 22472.971 ms 1 2259 0.08 MB/sec execute 74 sec latency 23474.574 ms 1 2291 0.09 MB/sec execute 75 sec latency 24220.153 ms 1 2377 0.09 MB/sec execute 76 sec latency 49.967 ms 1 2429 0.09 MB/sec execute 77 sec latency 64.905 ms oleg253-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2487 0.10 MB/sec execute 78 sec latency 77.596 ms 1 2594 0.10 MB/sec execute 79 sec latency 81.217 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2770 0.14 MB/sec execute 80 sec latency 63.253 ms 1 2926 0.15 MB/sec execute 81 sec latency 76.465 ms 1 3015 0.15 MB/sec execute 82 sec latency 64.326 ms 1 3271 0.17 MB/sec execute 83 sec latency 55.488 ms 1 3372 0.17 MB/sec execute 84 sec latency 49.224 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2588 1285100 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2404 1285284 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 31272 3572324 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 37984 3567088 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 69256 7139412 1% /mnt/lustre 1 3543 0.20 MB/sec execute 85 sec latency 52.077 ms 1 3629 0.20 MB/sec execute 86 sec latency 66.774 ms 1 3695 0.20 MB/sec execute 87 sec latency 68.512 ms 1 3773 0.21 MB/sec execute 88 sec latency 78.161 ms 1 3812 0.21 MB/sec execute 89 sec latency 128.313 ms 1 3871 0.21 MB/sec execute 90 sec latency 59.421 ms 1 3927 0.21 MB/sec execute 91 sec latency 107.433 ms test_26 fail mds1 3 times 1 3979 0.21 MB/sec execute 92 sec latency 89.378 ms 1 4031 0.21 MB/sec execute 93 sec latency 70.356 ms Failing mds1 on oleg253-server Stopping /mnt/lustre-mds1 (opts:) on oleg253-server 1 4096 0.20 MB/sec execute 94 sec latency 66.040 ms 1 4152 0.20 MB/sec execute 95 sec latency 412.760 ms reboot facets: mds1 1 4152 0.20 MB/sec execute 96 sec latency 1414.442 ms 1 4152 0.20 MB/sec execute 97 sec latency 2414.778 ms 1 4152 0.19 MB/sec execute 98 sec latency 3416.324 ms 1 4152 0.19 MB/sec execute 99 sec latency 4416.564 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 1 cleanup 103 sec 1 cleanup 104 sec 1 cleanup 105 sec 1 cleanup 106 sec Failover mds1 to oleg253-server 1 cleanup 107 sec mount facets: mds1 1 cleanup 108 sec 1 cleanup 109 sec 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec Starting mds1: -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 cleanup 114 sec 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec 1 cleanup 118 sec 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec 1 cleanup 126 sec 1 cleanup 127 sec oleg253-server: oleg253-server.virtnet: executing set_default_debug -1 all 8 pdsh@oleg253-client: oleg253-server: ssh exited with exit code 1 1 cleanup 128 sec Started lustre-MDT0000 1 cleanup 129 sec 1 cleanup 130 sec 1 cleanup 131 sec 1 cleanup 132 sec 1 cleanup 133 sec 0 cleanup 134 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 613 75.290 24220.133 Close 450 8.973 33.522 Rename 26 48.986 87.438 Unlink 117 17.887 46.816 Qpathinfo 574 138.668 37822.925 Qfileinfo 97 0.920 8.661 Qfsinfo 98 1.751 20.194 Sfileinfo 50 27.921 54.358 Find 210 7.011 48.620 WriteX 303 9.285 59.161 ReadX 962 0.940 69.527 LockX 2 9.261 12.619 UnlockX 2 4.870 6.262 Flush 43 41.416 80.009 Throughput 0.192844 MB/sec 1 clients 1 procs max_latency=37822.950 ms stopping dbench on /mnt/lustre at Fri Oct 24 11:08:21 EDT 2025 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished oleg253-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid striped dir -i0 -c2 -H crush /mnt/lustre2/d26.replay-dual/run_dbench mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 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 Fri Oct 24 11:08:27 EDT 2025 waiting for dbench pid 70340 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 71 3.14 MB/sec warmup 1 sec latency 61.359 ms 1 140 3.01 MB/sec warmup 2 sec latency 126.330 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2976 1284712 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2772 1284916 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 46088 3532620 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 2852 3603688 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 48940 7136308 1% /mnt/lustre 1 199 2.61 MB/sec warmup 3 sec latency 98.898 ms 1 255 2.41 MB/sec warmup 4 sec latency 85.226 ms 1 315 2.30 MB/sec warmup 5 sec latency 104.646 ms 1 323 1.96 MB/sec warmup 6 sec latency 904.213 ms 1 365 1.86 MB/sec warmup 7 sec latency 1196.340 ms 1 453 1.99 MB/sec warmup 8 sec latency 69.341 ms 1 542 2.12 MB/sec warmup 9 sec latency 56.789 ms test_26 fail mds2 4 times 1 689 2.12 MB/sec warmup 10 sec latency 50.748 ms Failing mds2 on oleg253-server Stopping /mnt/lustre-mds2 (opts:) on oleg253-server 1 740 1.94 MB/sec warmup 11 sec latency 75.606 ms 1 845 1.80 MB/sec warmup 12 sec latency 62.261 ms 1 916 1.67 MB/sec warmup 13 sec latency 58.405 ms 1 988 1.56 MB/sec warmup 14 sec latency 51.081 ms 1 995 1.46 MB/sec warmup 15 sec latency 934.008 ms 1 995 1.37 MB/sec warmup 16 sec latency 1934.271 ms 1 995 1.29 MB/sec warmup 17 sec latency 2934.627 ms 1 995 1.22 MB/sec warmup 18 sec latency 3936.904 ms reboot facets: mds2 1 995 1.15 MB/sec warmup 19 sec latency 4938.117 ms 1 995 0.00 MB/sec execute 1 sec latency 6941.798 ms 1 995 0.00 MB/sec execute 2 sec latency 7943.551 ms 1 995 0.00 MB/sec execute 3 sec latency 8944.010 ms 1 995 0.00 MB/sec execute 4 sec latency 9946.557 ms 1 995 0.00 MB/sec execute 5 sec latency 10946.793 ms 1 995 0.00 MB/sec execute 6 sec latency 11947.081 ms 1 995 0.00 MB/sec execute 7 sec latency 12947.749 ms 1 995 0.00 MB/sec execute 8 sec latency 13947.955 ms Failover mds2 to oleg253-server 1 995 0.00 MB/sec execute 9 sec latency 14949.557 ms mount facets: mds2 1 995 0.00 MB/sec execute 10 sec latency 15950.300 ms 1 995 0.00 MB/sec execute 11 sec latency 16950.566 ms 1 995 0.00 MB/sec execute 12 sec latency 17950.788 ms 1 995 0.00 MB/sec execute 13 sec latency 18950.973 ms 1 995 0.00 MB/sec execute 14 sec latency 19951.946 ms Starting mds2: -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 995 0.00 MB/sec execute 15 sec latency 20952.875 ms 1 995 0.00 MB/sec execute 16 sec latency 21957.772 ms 1 995 0.00 MB/sec execute 17 sec latency 22958.397 ms 1 995 0.00 MB/sec execute 18 sec latency 23959.471 ms oleg253-server: oleg253-server.virtnet: executing set_default_debug -1 all 8 1 995 0.00 MB/sec execute 19 sec latency 24959.857 ms pdsh@oleg253-client: oleg253-server: ssh exited with exit code 1 Started lustre-MDT0001 1 995 0.00 MB/sec execute 20 sec latency 25960.128 ms 1 995 0.00 MB/sec execute 21 sec latency 26960.325 ms 1 995 0.00 MB/sec execute 22 sec latency 27961.492 ms 1 1011 0.02 MB/sec execute 23 sec latency 28514.893 ms 1 1085 0.04 MB/sec execute 24 sec latency 81.784 ms 1 1170 0.04 MB/sec execute 25 sec latency 51.980 ms oleg253-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1229 0.04 MB/sec execute 26 sec latency 70.691 ms 1 1378 0.15 MB/sec execute 27 sec latency 92.701 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1445 0.15 MB/sec execute 28 sec latency 82.458 ms 1 1525 0.14 MB/sec execute 29 sec latency 53.938 ms 1 1624 0.14 MB/sec execute 30 sec latency 49.279 ms 1 1689 0.14 MB/sec execute 31 sec latency 69.596 ms 1 1775 0.14 MB/sec execute 32 sec latency 99.078 ms 1 1860 0.13 MB/sec execute 33 sec latency 75.872 ms 1 1961 0.13 MB/sec execute 34 sec latency 57.549 ms 1 2018 0.13 MB/sec execute 35 sec latency 65.433 ms 1 2122 0.13 MB/sec execute 36 sec latency 69.731 ms 1 2191 0.13 MB/sec execute 37 sec latency 58.837 ms 1 2338 0.16 MB/sec execute 38 sec latency 55.905 ms 1 2401 0.16 MB/sec execute 39 sec latency 85.436 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 2466 0.17 MB/sec execute 40 sec latency 61.100 ms 1 2583 0.17 MB/sec execute 41 sec latency 55.367 ms 1 2768 0.24 MB/sec execute 42 sec latency 58.979 ms 1 2926 0.27 MB/sec execute 43 sec latency 91.543 ms 1 3013 0.26 MB/sec execute 44 sec latency 64.968 ms 1 3209 0.27 MB/sec execute 45 sec latency 83.956 ms 1 3341 0.29 MB/sec execute 46 sec latency 98.158 ms 1 3494 0.35 MB/sec execute 47 sec latency 53.769 ms 1 3582 0.34 MB/sec execute 48 sec latency 62.180 ms 1 3653 0.34 MB/sec execute 49 sec latency 77.883 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Oct 24 11:09:36 EDT 2025 with return code 0 70340 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 70340 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished