== replay-dual test 26: dbench and tar with mds failover ========================================================== 10:47:25 (1761317245) Starting client oleg217-client.virtnet: -o user_xattr,flock oleg217-server@tcp:/lustre /mnt/lustre Started clients oleg217-client.virtnet: 192.168.202.117@tcp:/lustre on /mnt/lustre type lustre (rw,checksum,flock,user_xattr,lruresize,lazystatfs,nouser_fid2path,verbose,encrypt) Started tar loop with pid 66655 Started dbench loop with 66656 striped dir -i0 -c2 -H fnv_1a_64 /mnt/lustre/d26.replay-dual/run_tar striped dir -i0 -c2 -H all_char /mnt/lustre2/d26.replay-dual/run_dbench 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] lustre-OST0000_UUID 3833116 1408 3605612 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 1388 3589068 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 2796 7194680 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 Fri Oct 24 10:47:31 EDT 2025 waiting for dbench pid 66728 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 32 1.05 MB/sec warmup 1 sec latency 96.858 ms 1 101 2.32 MB/sec warmup 2 sec latency 146.826 ms 1 147 2.09 MB/sec warmup 3 sec latency 124.411 ms 1 182 1.83 MB/sec warmup 4 sec latency 143.140 ms 1 228 1.75 MB/sec warmup 5 sec latency 109.568 ms 1 288 1.78 MB/sec warmup 6 sec latency 91.341 ms 1 339 1.75 MB/sec warmup 7 sec latency 105.310 ms test_26 fail mds1 1 times 1 388 1.73 MB/sec warmup 8 sec latency 110.140 ms Failing mds1 on oleg217-server 1 429 1.68 MB/sec warmup 9 sec latency 120.863 ms Stopping /mnt/lustre-mds1 (opts:) on oleg217-server 1 477 1.67 MB/sec warmup 10 sec latency 97.577 ms 1 501 1.59 MB/sec warmup 11 sec latency 526.948 ms 1 501 1.45 MB/sec warmup 12 sec latency 1527.134 ms reboot facets: mds1 1 501 1.34 MB/sec warmup 13 sec latency 2529.717 ms 1 501 1.25 MB/sec warmup 14 sec latency 3530.361 ms 1 501 1.16 MB/sec warmup 15 sec latency 4530.589 ms 1 501 1.09 MB/sec warmup 16 sec latency 5531.198 ms 1 501 1.03 MB/sec warmup 17 sec latency 6532.526 ms 1 501 0.97 MB/sec warmup 18 sec latency 7532.748 ms 1 501 0.92 MB/sec warmup 19 sec latency 8533.323 ms 1 501 0.00 MB/sec execute 1 sec latency 10535.514 ms 1 501 0.00 MB/sec execute 2 sec latency 11536.984 ms Failover mds1 to oleg217-server 1 501 0.00 MB/sec execute 3 sec latency 12538.170 ms mount facets: mds1 1 501 0.00 MB/sec execute 4 sec latency 13538.653 ms 1 501 0.00 MB/sec execute 5 sec latency 14538.922 ms 1 501 0.00 MB/sec execute 6 sec latency 15539.501 ms 1 501 0.00 MB/sec execute 7 sec latency 16539.778 ms 1 501 0.00 MB/sec execute 8 sec latency 17540.346 ms 1 501 0.00 MB/sec execute 9 sec latency 18540.634 ms 1 501 0.00 MB/sec execute 10 sec latency 19542.398 ms 1 501 0.00 MB/sec execute 11 sec latency 20542.667 ms Starting mds1: -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 1 501 0.00 MB/sec execute 12 sec latency 21544.036 ms 1 501 0.00 MB/sec execute 13 sec latency 22544.297 ms 1 501 0.00 MB/sec execute 14 sec latency 23544.549 ms 1 501 0.00 MB/sec execute 15 sec latency 24546.656 ms 1 501 0.00 MB/sec execute 16 sec latency 25546.937 ms 1 501 0.00 MB/sec execute 17 sec latency 26547.655 ms 1 501 0.00 MB/sec execute 18 sec latency 27550.184 ms 1 501 0.00 MB/sec execute 19 sec latency 28550.438 ms 1 501 0.00 MB/sec execute 20 sec latency 29556.721 ms 1 501 0.00 MB/sec execute 21 sec latency 30557.124 ms 1 501 0.00 MB/sec execute 22 sec latency 31557.497 ms oleg217-server: oleg217-server.virtnet: executing set_default_debug -1 all 8 pdsh@oleg217-client: oleg217-server: ssh exited with exit code 1 1 501 0.00 MB/sec execute 23 sec latency 32558.760 ms Started lustre-MDT0000 1 501 0.00 MB/sec execute 24 sec latency 33560.192 ms 1 501 0.00 MB/sec execute 25 sec latency 34564.077 ms 1 542 0.06 MB/sec execute 26 sec latency 34919.066 ms 1 661 0.14 MB/sec execute 27 sec latency 83.090 ms 1 710 0.13 MB/sec execute 28 sec latency 117.127 ms oleg217-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 765 0.13 MB/sec execute 29 sec latency 137.810 ms 1 803 0.13 MB/sec execute 30 sec latency 117.622 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 870 0.13 MB/sec execute 31 sec latency 80.749 ms 1 914 0.13 MB/sec execute 32 sec latency 96.378 ms 1 983 0.13 MB/sec execute 33 sec latency 61.607 ms 1 1099 0.16 MB/sec execute 34 sec latency 46.215 ms 1 1178 0.16 MB/sec execute 35 sec latency 76.995 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2240 1285448 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2080 1285608 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 20348 3585644 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 34640 3568964 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 54988 7154608 1% /mnt/lustre 1 1248 0.16 MB/sec execute 36 sec latency 82.495 ms 1 1406 0.23 MB/sec execute 37 sec latency 69.261 ms 1 1497 0.23 MB/sec execute 38 sec latency 48.668 ms 1 1590 0.22 MB/sec execute 39 sec latency 71.228 ms 1 1608 0.22 MB/sec execute 40 sec latency 709.408 ms 1 1646 0.21 MB/sec execute 41 sec latency 1126.132 ms 1 1698 0.21 MB/sec execute 42 sec latency 93.964 ms 1 1793 0.21 MB/sec execute 43 sec latency 60.547 ms test_26 fail mds2 2 times 1 1856 0.20 MB/sec execute 44 sec latency 87.108 ms Failing mds2 on oleg217-server 1 1941 0.20 MB/sec execute 45 sec latency 82.959 ms Stopping /mnt/lustre-mds2 (opts:) on oleg217-server 1 2004 0.20 MB/sec execute 46 sec latency 90.835 ms 1 2027 0.19 MB/sec execute 47 sec latency 467.521 ms 1 2027 0.19 MB/sec execute 48 sec latency 1467.670 ms reboot facets: mds2 1 2027 0.19 MB/sec execute 49 sec latency 2467.884 ms 1 2027 0.18 MB/sec execute 50 sec latency 3468.095 ms 1 2027 0.18 MB/sec execute 51 sec latency 4468.419 ms 1 2027 0.17 MB/sec execute 52 sec latency 5468.679 ms 1 2027 0.17 MB/sec execute 53 sec latency 6469.049 ms 1 2027 0.17 MB/sec execute 54 sec latency 7469.708 ms 1 2027 0.16 MB/sec execute 55 sec latency 8469.939 ms 1 2027 0.16 MB/sec execute 56 sec latency 9470.623 ms 1 2027 0.16 MB/sec execute 57 sec latency 10470.854 ms 1 2027 0.16 MB/sec execute 58 sec latency 11471.104 ms Failover mds2 to oleg217-server 1 2027 0.15 MB/sec execute 59 sec latency 12474.031 ms 1 2027 0.15 MB/sec execute 60 sec latency 13474.545 ms mount facets: mds2 1 2027 0.15 MB/sec execute 61 sec latency 14475.195 ms 1 2027 0.15 MB/sec execute 62 sec latency 15480.996 ms 1 2027 0.14 MB/sec execute 63 sec latency 16481.273 ms 1 2027 0.14 MB/sec execute 64 sec latency 17481.524 ms 1 2027 0.14 MB/sec execute 65 sec latency 18481.916 ms 1 2027 0.14 MB/sec execute 66 sec latency 19482.141 ms 1 2027 0.14 MB/sec execute 67 sec latency 20482.399 ms Starting mds2: -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 2027 0.13 MB/sec execute 68 sec latency 21482.705 ms 1 2027 0.13 MB/sec execute 69 sec latency 22485.354 ms 1 2027 0.13 MB/sec execute 70 sec latency 23494.254 ms 1 2027 0.13 MB/sec execute 71 sec latency 24494.455 ms 1 2027 0.13 MB/sec execute 72 sec latency 25494.655 ms 1 2027 0.12 MB/sec execute 73 sec latency 26498.306 ms 1 2027 0.12 MB/sec execute 74 sec latency 27499.893 ms oleg217-server: oleg217-server.virtnet: executing set_default_debug -1 all 8 1 2027 0.12 MB/sec execute 75 sec latency 28502.160 ms pdsh@oleg217-client: oleg217-server: ssh exited with exit code 1 1 2027 0.12 MB/sec execute 76 sec latency 29502.395 ms Started lustre-MDT0001 1 2063 0.12 MB/sec execute 77 sec latency 29801.320 ms 1 2103 0.12 MB/sec execute 78 sec latency 117.716 ms 1 2152 0.12 MB/sec execute 79 sec latency 124.719 ms 1 2177 0.12 MB/sec execute 80 sec latency 187.296 ms 1 2241 0.11 MB/sec execute 81 sec latency 109.575 ms 1 2327 0.13 MB/sec execute 82 sec latency 76.408 ms 1 2358 0.13 MB/sec execute 83 sec latency 141.049 ms 1 2394 0.12 MB/sec execute 84 sec latency 112.306 ms oleg217-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 2424 0.12 MB/sec execute 85 sec latency 110.748 ms 1 2453 0.12 MB/sec execute 86 sec latency 177.645 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 2488 0.13 MB/sec execute 87 sec latency 160.739 ms 1 2571 0.13 MB/sec execute 88 sec latency 73.016 ms 1 2604 0.13 MB/sec execute 89 sec latency 95.923 ms 1 2770 0.16 MB/sec execute 90 sec latency 91.295 ms 1 2896 0.17 MB/sec execute 91 sec latency 97.450 ms 1 2937 0.17 MB/sec execute 92 sec latency 96.373 ms 1 2996 0.17 MB/sec execute 93 sec latency 95.901 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2604 1285084 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2404 1285284 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 31188 3575024 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 38060 3567096 2% /mnt/lustre[OST:1] filesystem_summary: 7666232 69248 7142120 1% /mnt/lustre 1 3169 0.18 MB/sec execute 94 sec latency 113.575 ms 1 3237 0.18 MB/sec execute 95 sec latency 93.532 ms 1 3329 0.19 MB/sec execute 96 sec latency 89.035 ms 1 3367 0.18 MB/sec execute 97 sec latency 109.665 ms 1 3506 0.21 MB/sec execute 98 sec latency 106.330 ms 1 3558 0.21 MB/sec execute 99 sec latency 75.589 ms 1 cleanup 100 sec 1 cleanup 101 sec 1 cleanup 102 sec 0 cleanup 103 sec Operation Count AvgLat MaxLat ---------------------------------------- NTCreateX 458 185.255 34919.045 Close 384 13.623 1126.106 Rename 22 71.053 137.775 Unlink 57 19.610 55.819 Qpathinfo 448 13.627 132.980 Qfileinfo 110 1.301 10.633 Qfsinfo 88 2.424 26.087 Sfileinfo 50 36.223 99.201 Find 189 9.115 86.850 WriteX 342 11.273 77.935 ReadX 928 0.733 70.185 LockX 2 10.486 12.074 UnlockX 2 10.196 10.229 Flush 43 53.718 160.719 Throughput 0.211268 MB/sec 1 clients 1 procs max_latency=34919.066 ms stopping dbench on /mnt/lustre at Fri Oct 24 10:49:34 EDT 2025 with return code 0 test_26 fail mds1 3 times clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished Failing mds1 on oleg217-server striped dir -i0 -c2 -H crush /mnt/lustre2/d26.replay-dual/run_dbench Stopping /mnt/lustre-mds1 (opts:) on oleg217-server reboot facets: mds1 Failover mds1 to oleg217-server mount facets: mds1 Starting mds1: -o localrecov /dev/mapper/mds1_flakey /mnt/lustre-mds1 oleg217-server: oleg217-server.virtnet: executing set_default_debug -1 all 8 pdsh@oleg217-client: oleg217-server: ssh exited with exit code 1 Started lustre-MDT0000 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 10:50:17 EDT 2025 waiting for dbench pid 69719 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 oleg217-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1 31 1.04 MB/sec warmup 1 sec latency 18.423 ms 1 91 2.09 MB/sec warmup 2 sec latency 123.996 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 135 1.98 MB/sec warmup 3 sec latency 142.750 ms 1 165 1.69 MB/sec warmup 4 sec latency 152.753 ms 1 208 1.61 MB/sec warmup 5 sec latency 133.853 ms 1 243 1.52 MB/sec warmup 6 sec latency 178.910 ms 1 280 1.48 MB/sec warmup 7 sec latency 142.379 ms 1 315 1.43 MB/sec warmup 8 sec latency 197.736 ms 1 352 1.38 MB/sec warmup 9 sec latency 123.103 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 1414116 2980 1284708 1% /mnt/lustre[MDT:0] lustre-MDT0001_UUID 1414116 2768 1284920 1% /mnt/lustre[MDT:1] lustre-OST0000_UUID 3833116 49304 3553188 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3833116 4504 3599244 1% /mnt/lustre[OST:1] filesystem_summary: 7666232 53808 7152432 1% /mnt/lustre 1 389 1.37 MB/sec warmup 10 sec latency 166.229 ms 1 421 1.34 MB/sec warmup 11 sec latency 134.445 ms 1 469 1.36 MB/sec warmup 12 sec latency 114.789 ms 1 503 1.34 MB/sec warmup 13 sec latency 134.460 ms 1 541 1.36 MB/sec warmup 14 sec latency 275.365 ms 1 541 1.27 MB/sec warmup 15 sec latency 1275.596 ms 1 616 1.31 MB/sec warmup 16 sec latency 1473.021 ms 1 686 1.24 MB/sec warmup 17 sec latency 77.253 ms 1 738 1.18 MB/sec warmup 18 sec latency 66.004 ms test_26 fail mds2 4 times 1 786 1.12 MB/sec warmup 19 sec latency 118.661 ms Failing mds2 on oleg217-server 1 870 0.17 MB/sec execute 1 sec latency 128.082 ms Stopping /mnt/lustre-mds2 (opts:) on oleg217-server 1 905 0.10 MB/sec execute 2 sec latency 94.358 ms 1 968 0.11 MB/sec execute 3 sec latency 90.836 ms 1 995 0.11 MB/sec execute 4 sec latency 372.973 ms 1 995 0.09 MB/sec execute 5 sec latency 1373.215 ms 1 995 0.07 MB/sec execute 6 sec latency 2374.388 ms 1 995 0.06 MB/sec execute 7 sec latency 3374.734 ms 1 995 0.05 MB/sec execute 8 sec latency 4374.984 ms 1 995 0.05 MB/sec execute 9 sec latency 5375.291 ms 1 995 0.04 MB/sec execute 10 sec latency 6376.049 ms reboot facets: mds2 1 995 0.04 MB/sec execute 11 sec latency 7378.003 ms 1 995 0.04 MB/sec execute 12 sec latency 8378.987 ms 1 995 0.03 MB/sec execute 13 sec latency 9379.233 ms 1 995 0.03 MB/sec execute 14 sec latency 10379.506 ms 1 995 0.03 MB/sec execute 15 sec latency 11380.202 ms 1 995 0.03 MB/sec execute 16 sec latency 12380.909 ms 1 995 0.03 MB/sec execute 17 sec latency 13382.662 ms 1 995 0.02 MB/sec execute 18 sec latency 14382.949 ms 1 995 0.02 MB/sec execute 19 sec latency 15383.178 ms 1 995 0.02 MB/sec execute 20 sec latency 16388.256 ms Failover mds2 to oleg217-server 1 995 0.02 MB/sec execute 21 sec latency 17390.629 ms 1 995 0.02 MB/sec execute 22 sec latency 18398.414 ms mount facets: mds2 1 995 0.02 MB/sec execute 23 sec latency 19398.620 ms 1 995 0.02 MB/sec execute 24 sec latency 20405.188 ms 1 995 0.02 MB/sec execute 25 sec latency 21405.464 ms 1 995 0.02 MB/sec execute 26 sec latency 22406.697 ms 1 995 0.02 MB/sec execute 27 sec latency 23407.005 ms 1 995 0.02 MB/sec execute 28 sec latency 24415.311 ms 1 995 0.01 MB/sec execute 29 sec latency 25418.993 ms Starting mds2: -o localrecov /dev/mapper/mds2_flakey /mnt/lustre-mds2 1 995 0.01 MB/sec execute 30 sec latency 26419.260 ms 1 995 0.01 MB/sec execute 31 sec latency 27420.175 ms 1 995 0.01 MB/sec execute 32 sec latency 28427.480 ms 1 995 0.01 MB/sec execute 33 sec latency 29428.554 ms oleg217-server: oleg217-server.virtnet: executing set_default_debug -1 all 8 1 995 0.01 MB/sec execute 34 sec latency 30429.331 ms pdsh@oleg217-client: oleg217-server: ssh exited with exit code 1 1 995 0.01 MB/sec execute 35 sec latency 31432.215 ms Started lustre-MDT0001 1 995 0.01 MB/sec execute 36 sec latency 32432.437 ms 1 995 0.01 MB/sec execute 37 sec latency 33433.775 ms 1 1074 0.04 MB/sec execute 38 sec latency 33479.216 ms 1 1155 0.04 MB/sec execute 39 sec latency 75.121 ms oleg217-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0001-mdc-*.mds_server_uuid 1 1233 0.04 MB/sec execute 40 sec latency 46.196 ms mdc.lustre-MDT0001-mdc-*.mds_server_uuid in FULL state after 0 sec 1 1398 0.11 MB/sec execute 41 sec latency 57.767 ms 1 1481 0.11 MB/sec execute 42 sec latency 65.145 ms 1 1578 0.11 MB/sec execute 43 sec latency 66.144 ms 1 1670 0.11 MB/sec execute 44 sec latency 58.593 ms 1 1756 0.11 MB/sec execute 45 sec latency 78.206 ms 1 1834 0.11 MB/sec execute 46 sec latency 61.744 ms 1 1933 0.11 MB/sec execute 47 sec latency 65.758 ms 1 2010 0.10 MB/sec execute 48 sec latency 68.477 ms 1 2105 0.11 MB/sec execute 49 sec latency 61.938 ms 1 2179 0.11 MB/sec execute 50 sec latency 53.526 ms 1 2294 0.12 MB/sec execute 51 sec latency 57.006 ms 1 2367 0.12 MB/sec execute 52 sec latency 70.857 ms 1 2426 0.12 MB/sec execute 53 sec latency 65.632 ms 1 2489 0.13 MB/sec execute 54 sec latency 59.874 ms dbench killed by signal 15 stopping dbench on /mnt/lustre at Fri Oct 24 10:51:32 EDT 2025 with return code 0 69719 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 69719 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished