== sanity test 51f: check many open files limit ========== 21:04:22 (1768269862)
striped dir -i1 -c2 -H crush2 /mnt/lustre/d51f.sanity
MDT1 numfree=    1022038 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1158 (time 1768269876.49 total 10.00 last 115.79)
 - open/keep 2266 (time 1768269886.50 total 20.01 last 110.71)
 - open/keep 3468 (time 1768269896.51 total 30.02 last 120.12)
 - open/keep 4729 (time 1768269906.52 total 40.03 last 125.92)
 - open/keep 6005 (time 1768269916.53 total 50.03 last 127.55)
 - open/keep 7210 (time 1768269926.53 total 60.04 last 120.47)
 - open/keep 8527 (time 1768269936.53 total 70.04 last 131.70)
 - open/keep 9875 (time 1768269946.54 total 80.04 last 134.74)
 - open/keep 11128 (time 1768269956.54 total 90.05 last 125.21)
 - open/keep 12361 (time 1768269966.55 total 100.06 last 123.21)
 - open/keep 13464 (time 1768269976.55 total 110.06 last 110.29)
total: 14649 open/keep in 120.00 seconds: 122.07 ops/second
 - closed 2019 (time 1768269996.49 total 10.00 last -1144.38)
 - closed 4061 (time 1768270006.50 total 20.00 last 204.17)
 - closed 6160 (time 1768270016.50 total 30.00 last 209.88)
 - closed 7931 (time 1768270026.50 total 40.01 last 177.06)
 - closed 9757 (time 1768270036.51 total 50.01 last 182.47)
 - closed 10000 (time 1768270037.82 total 51.32 last 185.50)
 - closed 12046 (time 1768270047.82 total 61.33 last 204.51)
 - closed 14157 (time 1768270057.82 total 71.33 last 211.09)
total: 14649 close in 73.45 seconds: 199.43 close/second
 - unlinked 0 (time 1768270063 ; total 0 ; last 0)
 - unlinked 10000 (time 1768270136 ; total 73 ; last 73)
unlink(/mnt/lustre/d51f.sanity/f14649) error: No such file or directory
total: 14649 unlinks in 103 seconds: 142.223297 unlinks/second