== sanity test 51f: check many open files limit ========== 18:31:38 (1775169098)
MDT0 numfree=     493394 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 3171 (time 1775169110.09 total 10.00 last 317.07)
 - open/keep 6895 (time 1775169120.09 total 20.00 last 372.31)
 - open/keep 10000 (time 1775169127.40 total 27.31 last 425.02)
 - open/keep 13686 (time 1775169137.40 total 37.31 last 368.55)
 - open/keep 16853 (time 1775169147.40 total 47.31 last 316.64)
 - open/keep 20000 (time 1775169156.77 total 56.68 last 335.84)
 - open/keep 23079 (time 1775169166.77 total 66.68 last 307.89)
 - open/keep 27082 (time 1775169176.78 total 76.69 last 400.20)
 - open/keep 30000 (time 1775169184.44 total 84.35 last 380.58)
 - open/keep 33747 (time 1775169194.45 total 94.36 last 374.60)
 - open/keep 37465 (time 1775169204.45 total 104.36 last 371.77)
 - open/keep 40000 (time 1775169211.33 total 111.24 last 368.15)
total: 43511 open/keep in 120.00 seconds: 362.59 ops/second
 - closed 8224 (time 1775169230.09 total 10.00 last -3177.10)
 - closed 10000 (time 1775169232.22 total 12.13 last 833.74)
 - closed 18683 (time 1775169242.22 total 22.13 last 868.28)
 - closed 20000 (time 1775169244.28 total 24.19 last 639.20)
 - closed 26812 (time 1775169254.28 total 34.19 last 681.15)
 - closed 30000 (time 1775169258.63 total 38.54 last 732.61)
 - closed 36735 (time 1775169268.64 total 48.55 last 673.45)
 - closed 40000 (time 1775169273.56 total 53.47 last 662.35)
total: 43511 close in 59.42 seconds: 732.23 close/second
 - unlinked 0 (time 1775169281 ; total 0 ; last 0)
 - unlinked 10000 (time 1775169301 ; total 20 ; last 20)
 - unlinked 20000 (time 1775169318 ; total 37 ; last 17)
 - unlinked 30000 (time 1775169337 ; total 56 ; last 19)
 - unlinked 40000 (time 1775169355 ; total 74 ; last 18)
unlink(/mnt/lustre/d51f.sanity/f43511) error: No such file or directory
total: 43511 unlinks in 80 seconds: 543.887512 unlinks/second