== replay-dual test 26: dbench and tar with mds failover ========================================================== 16:13:28 (1776197608) Starting client oleg404-client.virtnet: -o user_xattr,flock oleg404-server@tcp:/lustre /mnt/lustre Started clients oleg404-client.virtnet: 192.168.204.104@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,flock,user_xattr,lruresize,lazystatfs,nouser_fid2path,verbose,encrypt) Started tar loop with pid 45267 Started dbench loop with 45268 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 2210560 3200 2205312 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 3072 3759104 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3730432 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 6144 7489536 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 Apr 14 16:13:35 EDT 2026 waiting for dbench pid 45330 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 31 1.05 MB/sec warmup 1 sec latency 31.436 ms 1 71 1.57 MB/sec warmup 2 sec latency 166.505 ms 1 111 1.75 MB/sec warmup 3 sec latency 194.047 ms 1 137 1.50 MB/sec warmup 4 sec latency 234.844 ms 1 157 1.31 MB/sec warmup 5 sec latency 213.901 ms 1 189 1.26 MB/sec warmup 6 sec latency 185.477 ms test_26 fail mds1 1 times 1 215 1.19 MB/sec warmup 7 sec latency 195.494 ms 1 247 1.17 MB/sec warmup 8 sec latency 151.506 ms Failing mds1 on oleg404-server 1 279 1.16 MB/sec warmup 9 sec latency 174.929 ms Stopping /mnt/lustre-mds1 (opts:) on oleg404-server 1 306 1.12 MB/sec warmup 10 sec latency 169.759 ms 1 323 1.07 MB/sec warmup 11 sec latency 379.334 ms 1 323 0.98 MB/sec warmup 12 sec latency 1380.851 ms 1 323 0.90 MB/sec warmup 13 sec latency 2384.642 ms reboot facets: mds1 1 323 0.84 MB/sec warmup 14 sec latency 3384.907 ms 1 323 0.78 MB/sec warmup 15 sec latency 4385.273 ms 1 323 0.73 MB/sec warmup 16 sec latency 5385.741 ms 1 323 0.69 MB/sec warmup 17 sec latency 6386.489 ms 1 323 0.65 MB/sec warmup 18 sec latency 7386.726 ms 1 323 0.62 MB/sec warmup 19 sec latency 8387.084 ms 1 323 0.00 MB/sec execute 1 sec latency 10388.915 ms 1 323 0.00 MB/sec execute 2 sec latency 11392.547 ms 1 323 0.00 MB/sec execute 3 sec latency 12392.889 ms Failover mds1 to oleg404-server 1 323 0.00 MB/sec execute 4 sec latency 13393.084 ms 1 323 0.00 MB/sec execute 5 sec latency 14393.357 ms 1 323 0.00 MB/sec execute 6 sec latency 15396.906 ms mount facets: mds1 1 323 0.00 MB/sec execute 7 sec latency 16397.190 ms 1 323 0.00 MB/sec execute 8 sec latency 17397.783 ms 1 323 0.00 MB/sec execute 9 sec latency 18398.151 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 323 0.00 MB/sec execute 10 sec latency 19398.493 ms 1 323 0.00 MB/sec execute 11 sec latency 20399.618 ms 1 323 0.00 MB/sec execute 12 sec latency 21401.690 ms 1 323 0.00 MB/sec execute 13 sec latency 22402.011 ms 1 323 0.00 MB/sec execute 14 sec latency 23402.326 ms 1 323 0.00 MB/sec execute 15 sec latency 24402.624 ms 1 323 0.00 MB/sec execute 16 sec latency 25404.395 ms 1 323 0.00 MB/sec execute 17 sec latency 26407.549 ms 1 323 0.00 MB/sec execute 18 sec latency 27409.369 ms 1 323 0.00 MB/sec execute 19 sec latency 28409.742 ms 1 323 0.00 MB/sec execute 20 sec latency 29410.106 ms 1 323 0.00 MB/sec execute 21 sec latency 30410.402 ms 1 323 0.00 MB/sec execute 22 sec latency 31411.814 ms 1 323 0.00 MB/sec execute 23 sec latency 32412.323 ms 1 323 0.00 MB/sec execute 24 sec latency 33414.124 ms 1 323 0.00 MB/sec execute 25 sec latency 34414.459 ms oleg404-server: oleg404-server.virtnet: executing set_default_debug -1 all 8 1 331 0.01 MB/sec execute 26 sec latency 35173.347 ms 1 354 0.03 MB/sec execute 27 sec latency 344.938 ms pdsh@oleg404-client: oleg404-server: ssh exited with exit code 1 1 389 0.07 MB/sec execute 28 sec latency 139.471 ms Started lustre-MDT0000 1 429 0.12 MB/sec execute 29 sec latency 150.859 ms 1 464 0.15 MB/sec execute 30 sec latency 154.316 ms 1 498 0.18 MB/sec execute 31 sec latency 168.520 ms 1 513 0.19 MB/sec execute 32 sec latency 283.844 ms 1 594 0.27 MB/sec execute 33 sec latency 178.298 ms 1 648 0.27 MB/sec execute 34 sec latency 107.415 ms 1 669 0.27 MB/sec execute 35 sec latency 298.117 ms 1 699 0.26 MB/sec execute 36 sec latency 151.131 ms oleg404-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 723 0.26 MB/sec execute 37 sec latency 266.489 ms 1 738 0.25 MB/sec execute 38 sec latency 197.531 ms 1 776 0.25 MB/sec execute 39 sec latency 183.711 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 796 0.24 MB/sec execute 40 sec latency 208.654 ms 1 817 0.24 MB/sec execute 41 sec latency 133.398 ms 1 873 0.24 MB/sec execute 42 sec latency 103.941 ms 1 905 0.23 MB/sec execute 43 sec latency 149.829 ms 1 926 0.23 MB/sec execute 44 sec latency 376.816 ms 1 977 0.23 MB/sec execute 45 sec latency 86.265 ms 1 1021 0.23 MB/sec execute 46 sec latency 254.445 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 3712 2204800 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 22528 3724288 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 39936 3706880 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 62464 7431168 1% /mnt/lustre 1 1063 0.24 MB/sec execute 47 sec latency 137.549 ms 1 1099 0.23 MB/sec execute 48 sec latency 166.504 ms 1 1136 0.23 MB/sec execute 49 sec latency 102.044 ms 1 1178 0.23 MB/sec execute 50 sec latency 117.972 ms 1 1224 0.22 MB/sec execute 51 sec latency 83.848 ms 1 1263 0.22 MB/sec execute 52 sec latency 161.990 ms 1 1403 0.27 MB/sec execute 53 sec latency 88.575 ms test_26 fail mds1 2 times 1 1441 0.26 MB/sec execute 54 sec latency 113.513 ms 1 1481 0.26 MB/sec execute 55 sec latency 205.389 ms Failing mds1 on oleg404-server 1 1516 0.26 MB/sec execute 56 sec latency 235.257 ms Stopping /mnt/lustre-mds1 (opts:) on oleg404-server 1 1585 0.25 MB/sec execute 57 sec latency 106.189 ms 1 1616 0.25 MB/sec execute 58 sec latency 312.204 ms 1 1616 0.24 MB/sec execute 59 sec latency 1312.814 ms 1 1616 0.24 MB/sec execute 60 sec latency 2313.114 ms reboot facets: mds1 1 1616 0.24 MB/sec execute 61 sec latency 3313.375 ms 1 1616 0.23 MB/sec execute 62 sec latency 4314.203 ms 1 1616 0.23 MB/sec execute 63 sec latency 5321.020 ms 1 1616 0.22 MB/sec execute 64 sec latency 6321.289 ms 1 1616 0.22 MB/sec execute 65 sec latency 7321.825 ms 1 1616 0.22 MB/sec execute 66 sec latency 8322.153 ms 1 1616 0.21 MB/sec execute 67 sec latency 9322.430 ms 1 1616 0.21 MB/sec execute 68 sec latency 10323.018 ms 1 1616 0.21 MB/sec execute 69 sec latency 11325.335 ms 1 1616 0.21 MB/sec execute 70 sec latency 12332.856 ms Failover mds1 to oleg404-server 1 1616 0.20 MB/sec execute 71 sec latency 13333.153 ms 1 1616 0.20 MB/sec execute 72 sec latency 14333.409 ms 1 1616 0.20 MB/sec execute 73 sec latency 15333.746 ms 1 1616 0.19 MB/sec execute 74 sec latency 16334.089 ms mount facets: mds1 1 1616 0.19 MB/sec execute 75 sec latency 17334.367 ms 1 1616 0.19 MB/sec execute 76 sec latency 18335.251 ms 1 1616 0.19 MB/sec execute 77 sec latency 19335.499 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1616 0.18 MB/sec execute 78 sec latency 20335.764 ms 1 1616 0.18 MB/sec execute 79 sec latency 21336.110 ms 1 1616 0.18 MB/sec execute 80 sec latency 22336.890 ms 1 1616 0.18 MB/sec execute 81 sec latency 23337.330 ms 1 1616 0.18 MB/sec execute 82 sec latency 24337.691 ms 1 1616 0.17 MB/sec execute 83 sec latency 25343.529 ms 1 1616 0.17 MB/sec execute 84 sec latency 26343.834 ms 1 1616 0.17 MB/sec execute 85 sec latency 27344.406 ms 1 1616 0.17 MB/sec execute 86 sec latency 28344.801 ms 1 1616 0.17 MB/sec execute 87 sec latency 29345.347 ms 1 1616 0.16 MB/sec execute 88 sec latency 30346.209 ms 1 1616 0.16 MB/sec execute 89 sec latency 31348.157 ms 1 1616 0.16 MB/sec execute 90 sec latency 32351.832 ms oleg404-server: oleg404-server.virtnet: executing set_default_debug -1 all 8 1 1616 0.16 MB/sec execute 91 sec latency 33354.086 ms 1 1616 0.16 MB/sec execute 92 sec latency 34354.280 ms pdsh@oleg404-client: oleg404-server: ssh exited with exit code 1 Started lustre-MDT0000 1 1616 0.15 MB/sec execute 93 sec latency 35354.490 ms 1 1616 0.15 MB/sec execute 94 sec latency 36358.481 ms 1 1616 0.15 MB/sec execute 95 sec latency 37359.618 ms 1 1616 0.15 MB/sec execute 96 sec latency 38365.895 ms 1 1616 0.15 MB/sec execute 97 sec latency 39366.162 ms 1 1616 0.15 MB/sec execute 98 sec latency 40381.825 ms 1 1616 0.15 MB/sec execute 99 sec latency 41382.000 ms 1 cleanup 100 sec oleg404-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 cleanup 101 sec 1 cleanup 102 sec mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 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 UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4096 2204416 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 34816 3721216 1% /mnt/lustre[OST:0] 1 cleanup 109 sec lustre-OST0001_UUID 3771392 40960 3710976 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 75776 7432192 2% /mnt/lustre 1 cleanup 110 sec 1 cleanup 111 sec 1 cleanup 112 sec 1 cleanup 113 sec 1 cleanup 114 sec test_26 fail mds1 3 times 1 cleanup 115 sec 1 cleanup 116 sec 1 cleanup 117 sec Failing mds1 on oleg404-server 1 cleanup 118 sec Stopping /mnt/lustre-mds1 (opts:) on oleg404-server 1 cleanup 119 sec 1 cleanup 120 sec 1 cleanup 121 sec 1 cleanup 122 sec reboot facets: mds1 1 cleanup 123 sec 1 cleanup 124 sec 1 cleanup 125 sec 1 cleanup 126 sec 1 cleanup 127 sec 1 cleanup 128 sec 1 cleanup 129 sec 1 cleanup 130 sec 1 cleanup 131 sec 1 cleanup 132 sec Failover mds1 to oleg404-server 1 cleanup 133 sec 1 cleanup 134 sec 1 cleanup 135 sec mount facets: mds1 1 cleanup 136 sec 1 cleanup 137 sec 1 cleanup 138 sec Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 cleanup 139 sec 1 cleanup 140 sec 1 cleanup 141 sec 1 cleanup 142 sec 1 cleanup 143 sec 1 cleanup 144 sec 1 cleanup 145 sec oleg404-server: oleg404-server.virtnet: executing set_default_debug -1 all 8 1 cleanup 146 sec pdsh@oleg404-client: oleg404-server: ssh exited with exit code 1 1 cleanup 147 sec Started lustre-MDT0000 1 cleanup 148 sec 1 cleanup 149 sec 1 cleanup 150 sec 1 cleanup 151 sec 1 cleanup 152 sec 1 cleanup 153 sec 0 cleanup 154 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 206 691.715 92584.744 Close 167 15.239 36.440 Rename 10 80.605 161.952 Unlink 21 24.033 55.809 Qpathinfo 140 19.194 87.969 Qfileinfo 66 1.985 13.125 Qfsinfo 33 4.297 19.042 Sfileinfo 34 42.019 116.931 Find 58 6.955 44.020 WriteX 282 13.316 67.807 ReadX 252 2.484 102.027 Flush 25 166.037 376.797 Throughput 0.145415 MB/sec 1 clients 1 procs max_latency=41382.000 ms stopping dbench on /mnt/lustre at Tue Apr 14 16:16:30 EDT 2026 with return code 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre oleg404-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid removed 'client.txt' /mnt/lustre dbench successfully finished 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 Tue Apr 14 16:16:37 EDT 2026 waiting for dbench pid 48454 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 40 1.44 MB/sec warmup 1 sec latency 140.295 ms 1 111 2.62 MB/sec warmup 2 sec latency 168.700 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 4864 2203648 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 52224 3690496 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 3072 3748864 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 55296 7439360 1% /mnt/lustre 1 145 2.07 MB/sec warmup 3 sec latency 180.175 ms 1 181 1.82 MB/sec warmup 4 sec latency 150.649 ms 1 215 1.66 MB/sec warmup 5 sec latency 151.173 ms 1 250 1.56 MB/sec warmup 6 sec latency 144.885 ms 1 289 1.52 MB/sec warmup 7 sec latency 132.626 ms 1 337 1.52 MB/sec warmup 8 sec latency 108.270 ms test_26 fail mds1 4 times 1 377 1.48 MB/sec warmup 9 sec latency 126.157 ms 1 422 1.48 MB/sec warmup 10 sec latency 111.119 ms Failing mds1 on oleg404-server 1 453 1.44 MB/sec warmup 11 sec latency 205.747 ms Stopping /mnt/lustre-mds1 (opts:) on oleg404-server 1 493 1.43 MB/sec warmup 12 sec latency 148.450 ms 1 511 1.36 MB/sec warmup 13 sec latency 497.430 ms 1 511 1.26 MB/sec warmup 14 sec latency 1509.017 ms 1 511 1.18 MB/sec warmup 15 sec latency 2509.209 ms reboot facets: mds1 1 511 1.10 MB/sec warmup 16 sec latency 3511.129 ms 1 511 1.04 MB/sec warmup 17 sec latency 4513.658 ms 1 511 0.98 MB/sec warmup 18 sec latency 5514.314 ms 1 511 0.93 MB/sec warmup 19 sec latency 6514.541 ms 1 511 0.00 MB/sec execute 1 sec latency 8515.996 ms 1 511 0.00 MB/sec execute 2 sec latency 9517.424 ms 1 511 0.00 MB/sec execute 3 sec latency 10517.639 ms 1 511 0.00 MB/sec execute 4 sec latency 11520.918 ms 1 511 0.00 MB/sec execute 5 sec latency 12521.768 ms Failover mds1 to oleg404-server 1 511 0.00 MB/sec execute 6 sec latency 13522.130 ms 1 511 0.00 MB/sec execute 7 sec latency 14522.486 ms mount facets: mds1 1 511 0.00 MB/sec execute 8 sec latency 15522.755 ms 1 511 0.00 MB/sec execute 9 sec latency 16523.526 ms 1 511 0.00 MB/sec execute 10 sec latency 17523.848 ms Starting mds1: -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 511 0.00 MB/sec execute 11 sec latency 18524.592 ms 1 511 0.00 MB/sec execute 12 sec latency 19525.123 ms 1 511 0.00 MB/sec execute 13 sec latency 20526.308 ms 1 511 0.00 MB/sec execute 14 sec latency 21526.637 ms 1 511 0.00 MB/sec execute 15 sec latency 22527.016 ms 1 511 0.00 MB/sec execute 16 sec latency 23527.304 ms 1 511 0.00 MB/sec execute 17 sec latency 24527.566 ms 1 511 0.00 MB/sec execute 18 sec latency 25527.990 ms 1 511 0.00 MB/sec execute 19 sec latency 26528.282 ms 1 511 0.00 MB/sec execute 20 sec latency 27528.569 ms 1 511 0.00 MB/sec execute 21 sec latency 28528.815 ms 1 511 0.00 MB/sec execute 22 sec latency 29530.054 ms 1 511 0.00 MB/sec execute 23 sec latency 30542.892 ms 1 511 0.00 MB/sec execute 24 sec latency 31543.093 ms oleg404-server: oleg404-server.virtnet: executing set_default_debug -1 all 8 1 511 0.00 MB/sec execute 25 sec latency 32543.697 ms pdsh@oleg404-client: oleg404-server: ssh exited with exit code 1 1 522 0.01 MB/sec execute 26 sec latency 33134.722 ms Started lustre-MDT0000 1 639 0.12 MB/sec execute 27 sec latency 131.880 ms 1 671 0.12 MB/sec execute 28 sec latency 321.342 ms 1 710 0.12 MB/sec execute 29 sec latency 107.150 ms 1 731 0.12 MB/sec execute 30 sec latency 283.305 ms 1 769 0.12 MB/sec execute 31 sec latency 145.349 ms 1 794 0.12 MB/sec execute 32 sec latency 307.511 ms oleg404-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 847 0.12 MB/sec execute 33 sec latency 111.206 ms 1 881 0.12 MB/sec execute 34 sec latency 233.114 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 913 0.12 MB/sec execute 35 sec latency 211.539 ms 1 957 0.11 MB/sec execute 36 sec latency 230.113 ms 1 984 0.11 MB/sec execute 37 sec latency 181.634 ms 1 1054 0.14 MB/sec execute 38 sec latency 103.259 ms 1 1128 0.13 MB/sec execute 39 sec latency 62.825 ms 1 1173 0.13 MB/sec execute 40 sec latency 76.108 ms 1 1223 0.13 MB/sec execute 41 sec latency 83.552 ms 1 1263 0.13 MB/sec execute 42 sec latency 107.634 ms 1 1405 0.19 MB/sec execute 43 sec latency 104.831 ms 1 1465 0.19 MB/sec execute 44 sec latency 90.495 ms 1 1504 0.18 MB/sec execute 45 sec latency 296.946 ms 1 1564 0.18 MB/sec execute 46 sec latency 107.599 ms 1 1597 0.18 MB/sec execute 47 sec latency 107.865 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1645 0.18 MB/sec execute 48 sec latency 236.538 ms 1 1689 0.17 MB/sec execute 49 sec latency 97.996 ms 1 1771 0.17 MB/sec execute 50 sec latency 124.683 ms 1 1843 0.17 MB/sec execute 51 sec latency 73.851 ms 1 1886 0.17 MB/sec execute 52 sec latency 311.398 ms 1 1974 0.16 MB/sec execute 53 sec latency 117.636 ms 1 2020 0.16 MB/sec execute 54 sec latency 73.276 ms 1 2097 0.16 MB/sec execute 55 sec latency 67.042 ms 1 2158 0.16 MB/sec execute 56 sec latency 94.881 ms 1 2210 0.16 MB/sec execute 57 sec latency 117.686 ms 1 2327 0.17 MB/sec execute 58 sec latency 67.646 ms 1 2359 0.17 MB/sec execute 59 sec latency 228.928 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Tue Apr 14 16:17:57 EDT 2026 with return code 0 1 2396 0.17 MB/sec execute 60 sec latency 258.075 ms 48454 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 48454 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished