== replay-dual test 26: dbench and tar with mds failover ========================================================== 23:06:18 (1789268778) Starting client oleg239-client.virtnet: -o user_xattr,flock 192.168.202.139@tcp:/lustre /mnt/lustre Started clients oleg239-client.virtnet: 192.168.202.139@tcp:/lustre on /mnt/lustre type lustre (rw,flock,checksum,encrypt,lazystatfs,lruresize,nolock,statfs_project,nosync_on_close,nouser_fid2path,user_xattr,verbose) Started tar loop with pid 45215 Started dbench loop with 45216 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 2048 2206464 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 14336 3741696 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 2048 3762176 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 16384 7503872 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 Sat Sep 12 23:06:26 EDT 2026 waiting for dbench pid 45290 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 10 0.00 MB/sec warmup 1 sec latency 200.323 ms 1 51 1.05 MB/sec warmup 2 sec latency 156.440 ms 1 91 1.40 MB/sec warmup 3 sec latency 202.822 ms 1 114 1.31 MB/sec warmup 4 sec latency 293.733 ms 1 152 1.28 MB/sec warmup 5 sec latency 119.296 ms test_26 fail mds1 1 times 1 184 1.23 MB/sec warmup 6 sec latency 127.972 ms 1 205 1.15 MB/sec warmup 7 sec latency 183.129 ms 1 231 1.11 MB/sec warmup 8 sec latency 219.145 ms Failing mds1 on oleg239-server 1 255 1.07 MB/sec warmup 9 sec latency 176.098 ms Stopping /mnt/lustre-mds1 (opts:) on oleg239-server 1 284 1.06 MB/sec warmup 10 sec latency 199.344 ms 1 312 1.04 MB/sec warmup 11 sec latency 160.292 ms 1 312 0.96 MB/sec warmup 12 sec latency 1040.306 ms 1 312 0.88 MB/sec warmup 13 sec latency 2040.521 ms 23:06:40 (1789268800) shut down facet: mds1 facet_host: oleg239-server facet_failover_host: oleg239-server 1 312 0.82 MB/sec warmup 14 sec latency 3041.647 ms 1 312 0.76 MB/sec warmup 15 sec latency 4041.858 ms 1 312 0.72 MB/sec warmup 16 sec latency 5042.724 ms 1 312 0.67 MB/sec warmup 17 sec latency 6042.931 ms 1 312 0.64 MB/sec warmup 18 sec latency 7044.068 ms 1 312 0.60 MB/sec warmup 19 sec latency 8044.271 ms 1 312 0.00 MB/sec execute 1 sec latency 10049.487 ms 1 312 0.00 MB/sec execute 2 sec latency 11049.678 ms 1 312 0.00 MB/sec execute 3 sec latency 12049.876 ms 1 312 0.00 MB/sec execute 4 sec latency 13050.676 ms Failover mds1 to oleg239-server mount facets: mds1 1 312 0.00 MB/sec execute 5 sec latency 14052.488 ms 1 312 0.00 MB/sec execute 6 sec latency 15052.938 ms 1 312 0.00 MB/sec execute 7 sec latency 16057.066 ms 1 312 0.00 MB/sec execute 8 sec latency 17059.511 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 312 0.00 MB/sec execute 9 sec latency 18063.426 ms 1 312 0.00 MB/sec execute 10 sec latency 19064.871 ms 1 312 0.00 MB/sec execute 11 sec latency 20065.226 ms 1 312 0.00 MB/sec execute 12 sec latency 21065.435 ms 1 312 0.00 MB/sec execute 13 sec latency 22065.830 ms 1 312 0.00 MB/sec execute 14 sec latency 23068.325 ms 1 312 0.00 MB/sec execute 15 sec latency 24068.598 ms 1 312 0.00 MB/sec execute 16 sec latency 25072.275 ms oleg239-server: oleg239-server.virtnet: executing set_default_debug -1 all 1 312 0.00 MB/sec execute 17 sec latency 26073.849 ms 1 312 0.00 MB/sec execute 18 sec latency 27076.449 ms pdsh@oleg239-client: oleg239-server: ssh exited with exit code 1 1 312 0.00 MB/sec execute 19 sec latency 28076.679 ms Started lustre-MDT0000 23:07:05 (1789268825) targets are mounted 23:07:05 (1789268825) facet_failover done 1 312 0.00 MB/sec execute 20 sec latency 29077.123 ms 1 312 0.00 MB/sec execute 21 sec latency 30084.932 ms 1 312 0.00 MB/sec execute 22 sec latency 31086.552 ms 1 312 0.00 MB/sec execute 23 sec latency 32086.809 ms 1 312 0.00 MB/sec execute 24 sec latency 33087.023 ms 1 312 0.00 MB/sec execute 25 sec latency 34087.424 ms 1 312 0.00 MB/sec execute 26 sec latency 35088.442 ms 1 312 0.00 MB/sec execute 27 sec latency 36088.847 ms 1 312 0.00 MB/sec execute 28 sec latency 37091.421 ms 1 312 0.00 MB/sec execute 29 sec latency 38091.799 ms 1 312 0.00 MB/sec execute 30 sec latency 39093.046 ms 1 312 0.00 MB/sec execute 31 sec latency 40093.393 ms 1 312 0.00 MB/sec execute 32 sec latency 41097.723 ms 1 336 0.02 MB/sec execute 33 sec latency 41396.476 ms 1 381 0.06 MB/sec execute 34 sec latency 136.104 ms 1 413 0.09 MB/sec execute 35 sec latency 166.989 ms 1 445 0.12 MB/sec execute 36 sec latency 158.970 ms 1 477 0.14 MB/sec execute 37 sec latency 153.902 ms 1 503 0.16 MB/sec execute 38 sec latency 230.221 ms oleg239-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 539 0.19 MB/sec execute 39 sec latency 186.261 ms 1 607 0.24 MB/sec execute 40 sec latency 150.635 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 654 0.23 MB/sec execute 41 sec latency 152.944 ms 1 673 0.23 MB/sec execute 42 sec latency 314.529 ms 1 697 0.23 MB/sec execute 43 sec latency 216.817 ms 1 721 0.22 MB/sec execute 44 sec latency 229.282 ms 1 740 0.22 MB/sec execute 45 sec latency 293.218 ms 1 786 0.22 MB/sec execute 46 sec latency 105.748 ms 1 802 0.21 MB/sec execute 47 sec latency 315.055 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2304 2206208 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 40960 3715072 2% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 8192 3690496 1% /mnt/lustre[OST:1] filesystem_summary: 7542784 49152 7405568 1% /mnt/lustre 1 827 0.21 MB/sec execute 48 sec latency 114.028 ms 1 873 0.21 MB/sec execute 49 sec latency 199.080 ms 1 896 0.20 MB/sec execute 50 sec latency 228.271 ms 1 916 0.20 MB/sec execute 51 sec latency 192.697 ms 1 934 0.20 MB/sec execute 52 sec latency 218.840 ms 1 980 0.20 MB/sec execute 53 sec latency 77.902 ms 1 1039 0.21 MB/sec execute 54 sec latency 240.351 ms test_26 fail mds1 2 times 1 1084 0.21 MB/sec execute 55 sec latency 92.544 ms 1 1136 0.20 MB/sec execute 56 sec latency 74.051 ms Failing mds1 on oleg239-server 1 1181 0.20 MB/sec execute 57 sec latency 144.840 ms Stopping /mnt/lustre-mds1 (opts:) on oleg239-server 1 1215 0.20 MB/sec execute 58 sec latency 136.421 ms 1 1219 0.20 MB/sec execute 59 sec latency 953.228 ms 1 1219 0.19 MB/sec execute 60 sec latency 1953.402 ms 23:07:47 (1789268867) shut down facet: mds1 facet_host: oleg239-server facet_failover_host: oleg239-server 1 1219 0.19 MB/sec execute 61 sec latency 2953.610 ms 1 1219 0.19 MB/sec execute 62 sec latency 3953.862 ms 1 1219 0.18 MB/sec execute 63 sec latency 4954.448 ms 1 1219 0.18 MB/sec execute 64 sec latency 5955.328 ms 1 1219 0.18 MB/sec execute 65 sec latency 6955.727 ms 1 1219 0.18 MB/sec execute 66 sec latency 7956.331 ms 1 1219 0.17 MB/sec execute 67 sec latency 8960.448 ms 1 1219 0.17 MB/sec execute 68 sec latency 9961.135 ms 1 1219 0.17 MB/sec execute 69 sec latency 10963.860 ms 1 1219 0.17 MB/sec execute 70 sec latency 11964.207 ms Failover mds1 to oleg239-server mount facets: mds1 1 1219 0.16 MB/sec execute 71 sec latency 12970.230 ms 1 1219 0.16 MB/sec execute 72 sec latency 13970.460 ms 1 1219 0.16 MB/sec execute 73 sec latency 14971.462 ms 1 1219 0.16 MB/sec execute 74 sec latency 15972.283 ms 1 1219 0.15 MB/sec execute 75 sec latency 16972.491 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 1219 0.15 MB/sec execute 76 sec latency 17972.694 ms 1 1219 0.15 MB/sec execute 77 sec latency 18973.603 ms 1 1219 0.15 MB/sec execute 78 sec latency 19974.792 ms 1 1219 0.15 MB/sec execute 79 sec latency 20975.766 ms 1 1219 0.14 MB/sec execute 80 sec latency 21976.592 ms 1 1219 0.14 MB/sec execute 81 sec latency 22979.130 ms 1 1219 0.14 MB/sec execute 82 sec latency 23980.486 ms oleg239-server: oleg239-server.virtnet: executing set_default_debug -1 all 1 1219 0.14 MB/sec execute 83 sec latency 24981.835 ms pdsh@oleg239-client: oleg239-server: ssh exited with exit code 1 1 1219 0.14 MB/sec execute 84 sec latency 25990.389 ms 1 1219 0.14 MB/sec execute 85 sec latency 26991.105 ms Started lustre-MDT0000 23:08:11 (1789268891) targets are mounted 23:08:11 (1789268891) facet_failover done 1 1219 0.13 MB/sec execute 86 sec latency 27991.361 ms 1 1219 0.13 MB/sec execute 87 sec latency 28992.146 ms 1 1219 0.13 MB/sec execute 88 sec latency 29992.366 ms 1 1219 0.13 MB/sec execute 89 sec latency 30992.598 ms 1 1219 0.13 MB/sec execute 90 sec latency 31992.944 ms 1 1219 0.13 MB/sec execute 91 sec latency 32993.536 ms 1 1219 0.13 MB/sec execute 92 sec latency 33994.127 ms 1 1219 0.12 MB/sec execute 93 sec latency 34994.636 ms 1 1219 0.12 MB/sec execute 94 sec latency 35994.883 ms 1 1219 0.12 MB/sec execute 95 sec latency 36995.271 ms 1 1219 0.12 MB/sec execute 96 sec latency 37996.783 ms 1 1219 0.12 MB/sec execute 97 sec latency 38998.644 ms 1 1219 0.12 MB/sec execute 98 sec latency 39998.873 ms 1 1231 0.12 MB/sec execute 99 sec latency 40478.000 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 137 81.727 286.698 Close 128 652.480 41396.453 Rename 10 96.190 144.570 Unlink 15 33.423 71.960 Qpathinfo 87 23.952 153.566 Qfileinfo 56 2.396 10.878 Qfsinfo 30 4.478 27.345 Sfileinfo 34 66.152 158.257 Find 38 10.499 150.621 WriteX 267 14.150 75.756 ReadX 131 5.005 88.488 Flush 24 154.170 315.039 Throughput 0.11687 MB/sec 1 clients 1 procs max_latency=41396.476 ms stopping dbench on /mnt/lustre at Sat Sep 12 23:08:30 EDT 2026 with return code 0 oleg239-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre 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 Sat Sep 12 23:08:38 EDT 2026 waiting for dbench pid 47278 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 36 1.18 MB/sec warmup 1 sec latency 112.042 ms 1 94 2.09 MB/sec warmup 2 sec latency 112.678 ms UUID 1K-blocks Used Available Use% Mounted on lustre-MDT0000_UUID 2210560 2560 2205952 1% /mnt/lustre[MDT:0] lustre-OST0000_UUID 3771392 10240 3740672 1% /mnt/lustre[OST:0] lustre-OST0001_UUID 3771392 37888 3716096 2% /mnt/lustre[OST:1] filesystem_summary: 7542784 48128 7456768 1% /mnt/lustre 1 127 1.89 MB/sec warmup 3 sec latency 274.936 ms 1 157 1.63 MB/sec warmup 4 sec latency 138.471 ms 1 186 1.48 MB/sec warmup 5 sec latency 188.999 ms 1 223 1.43 MB/sec warmup 6 sec latency 159.400 ms 1 263 1.41 MB/sec warmup 7 sec latency 130.046 ms 1 309 1.40 MB/sec warmup 8 sec latency 148.586 ms test_26 fail mds1 3 times 1 349 1.39 MB/sec warmup 9 sec latency 157.111 ms 1 382 1.35 MB/sec warmup 10 sec latency 142.494 ms Failing mds1 on oleg239-server 1 421 1.35 MB/sec warmup 11 sec latency 170.403 ms Stopping /mnt/lustre-mds1 (opts:) on oleg239-server 1 468 1.36 MB/sec warmup 12 sec latency 129.318 ms 1 500 1.34 MB/sec warmup 13 sec latency 475.548 ms 1 500 1.24 MB/sec warmup 14 sec latency 1478.589 ms 1 500 1.16 MB/sec warmup 15 sec latency 2481.185 ms 23:08:53 (1789268933) shut down facet: mds1 facet_host: oleg239-server facet_failover_host: oleg239-server 1 500 1.09 MB/sec warmup 16 sec latency 3484.580 ms 1 500 1.02 MB/sec warmup 17 sec latency 4485.472 ms 1 500 0.97 MB/sec warmup 18 sec latency 5488.153 ms 1 500 0.92 MB/sec warmup 19 sec latency 6488.439 ms 1 500 0.00 MB/sec execute 1 sec latency 8488.772 ms 1 500 0.00 MB/sec execute 2 sec latency 9489.138 ms 1 500 0.00 MB/sec execute 3 sec latency 10489.410 ms 1 500 0.00 MB/sec execute 4 sec latency 11489.678 ms 1 500 0.00 MB/sec execute 5 sec latency 12491.345 ms Failover mds1 to oleg239-server mount facets: mds1 1 500 0.00 MB/sec execute 6 sec latency 13491.901 ms 1 500 0.00 MB/sec execute 7 sec latency 14492.126 ms 1 500 0.00 MB/sec execute 8 sec latency 15492.637 ms 1 500 0.00 MB/sec execute 9 sec latency 16493.139 ms 1 500 0.00 MB/sec execute 10 sec latency 17493.363 ms Start mds1: mount -t lustre -o localrecov lustre-mdt1/mdt1 /mnt/lustre-mds1 1 500 0.00 MB/sec execute 11 sec latency 18503.145 ms 1 500 0.00 MB/sec execute 12 sec latency 19504.987 ms 1 500 0.00 MB/sec execute 13 sec latency 20505.279 ms 1 500 0.00 MB/sec execute 14 sec latency 21505.629 ms 1 500 0.00 MB/sec execute 15 sec latency 22508.225 ms 1 500 0.00 MB/sec execute 16 sec latency 23508.518 ms oleg239-server: oleg239-server.virtnet: executing set_default_debug -1 all 1 500 0.00 MB/sec execute 17 sec latency 24508.831 ms pdsh@oleg239-client: oleg239-server: ssh exited with exit code 1 1 500 0.00 MB/sec execute 18 sec latency 25509.004 ms Started lustre-MDT0000 23:09:17 (1789268957) targets are mounted 23:09:17 (1789268957) facet_failover done 1 500 0.00 MB/sec execute 19 sec latency 26509.234 ms 1 500 0.00 MB/sec execute 20 sec latency 27513.361 ms 1 500 0.00 MB/sec execute 21 sec latency 28517.265 ms 1 500 0.00 MB/sec execute 22 sec latency 29517.422 ms 1 500 0.00 MB/sec execute 23 sec latency 30518.252 ms 1 500 0.00 MB/sec execute 24 sec latency 31518.808 ms 1 500 0.00 MB/sec execute 25 sec latency 32519.003 ms 1 500 0.00 MB/sec execute 26 sec latency 33519.206 ms 1 500 0.00 MB/sec execute 27 sec latency 34519.410 ms 1 500 0.00 MB/sec execute 28 sec latency 35519.813 ms 1 500 0.00 MB/sec execute 29 sec latency 36522.002 ms 1 500 0.00 MB/sec execute 30 sec latency 37525.217 ms 1 500 0.00 MB/sec execute 31 sec latency 38527.926 ms 1 501 0.00 MB/sec execute 32 sec latency 39360.871 ms 1 531 0.03 MB/sec execute 33 sec latency 331.379 ms 1 607 0.10 MB/sec execute 34 sec latency 179.932 ms 1 661 0.11 MB/sec execute 35 sec latency 108.110 ms 1 677 0.10 MB/sec execute 36 sec latency 291.550 ms 1 709 0.10 MB/sec execute 37 sec latency 120.351 ms oleg239-client.virtnet: executing wait_import_state_mount (FULL|IDLE) mdc.lustre-MDT0000-mdc-*.mds_server_uuid 1475 0 1 733 0.10 MB/sec execute 38 sec latency 237.647 ms 1 765 0.10 MB/sec execute 39 sec latency 181.637 ms mdc.lustre-MDT0000-mdc-*.mds_server_uuid in FULL state after 0 sec 1 789 0.10 MB/sec execute 40 sec latency 143.705 ms 1 801 0.10 MB/sec execute 41 sec latency 454.559 ms 1 873 0.10 MB/sec execute 42 sec latency 112.328 ms 1 892 0.10 MB/sec execute 43 sec latency 245.784 ms 1 913 0.10 MB/sec execute 44 sec latency 271.472 ms 1 952 0.10 MB/sec execute 45 sec latency 273.185 ms 1 981 0.10 MB/sec execute 46 sec latency 240.969 ms 1 1047 0.12 MB/sec execute 47 sec latency 99.140 ms 1 1099 0.11 MB/sec execute 48 sec latency 79.456 ms tar: Unexpected EOF in archive tar: Unexpected EOF in archive 1 1159 0.11 MB/sec execute 49 sec latency 73.035 ms 1 1214 0.11 MB/sec execute 50 sec latency 94.018 ms 1 1252 0.11 MB/sec execute 51 sec latency 130.292 ms 1 1378 0.16 MB/sec execute 52 sec latency 181.956 ms 1 1421 0.16 MB/sec execute 53 sec latency 110.045 ms 1 1481 0.16 MB/sec execute 54 sec latency 120.321 ms 1 1515 0.16 MB/sec execute 55 sec latency 353.734 ms 1 1571 0.15 MB/sec execute 56 sec latency 69.551 ms tar: Error is not recoverable: exiting now dbench killed by signal 15 stopping dbench on /mnt/lustre at Sat Sep 12 23:09:55 EDT 2026 with return code 0 1 1624 0.15 MB/sec execute 57 sec latency 85.117 ms 47278 pts/0 S+ 0:00 dbench -c client.txt 1 -D /mnt/lustre2/d26.replay-dual/run_dbench -t 100 killed dbench main pid 47278 clean dbench files on /mnt/lustre /mnt/lustre /mnt/lustre removed 'client.txt' /mnt/lustre dbench successfully finished