== sanity test 51f: check many open files limit ========== 07:38:27 (1789990707)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=1021983, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2079 (time 1789990719.92 total 10.00 last 207.90)
 - open/keep 4428 (time 1789990729.92 total 20.00 last 234.86)
 - open/keep 6424 (time 1789990739.93 total 30.01 last 199.52)
 - open/keep 8329 (time 1789990749.93 total 40.01 last 190.41)
 - open/keep 10000 (time 1789990759.07 total 49.15 last 182.85)
 - open/keep 11906 (time 1789990769.07 total 59.15 last 190.54)
 - open/keep 14148 (time 1789990779.08 total 69.16 last 224.14)
 - open/keep 16476 (time 1789990789.08 total 79.16 last 232.75)
 - open/keep 19229 (time 1789990799.08 total 89.16 last 275.23)
 - open/keep 20000 (time 1789990801.80 total 91.88 last 283.20)
 - open/keep 22961 (time 1789990811.80 total 101.88 last 296.09)
 - open/keep 25723 (time 1789990821.81 total 111.88 last 276.14)
total: 27941 open/keep in 120.00 seconds: 232.84 ops/second
 - closed 4287 (time 1789990839.92 total 10.00 last -2143.36)
 - closed 8440 (time 1789990849.93 total 20.00 last 415.24)
 - closed 10000 (time 1789990854.05 total 24.12 last 378.67)
 - closed 13611 (time 1789990864.05 total 34.12 last 361.04)
 - closed 18006 (time 1789990874.05 total 44.13 last 439.38)
 - closed 20000 (time 1789990878.11 total 48.18 last 491.49)
 - closed 24831 (time 1789990888.11 total 58.19 last 483.02)
total: 27941 close in 63.66 seconds: 438.92 close/second
 - unlinked 0 (time 1789990895 ; total 0 ; last 0)
 - unlinked 10000 (time 1789990922 ; total 27 ; last 27)
 - unlinked 20000 (time 1789990947 ; total 52 ; last 25)
unlink(/mnt/lustre/d51f.sanity/f27941) error: No such file or directory
total: 27941 unlinks in 77 seconds: 362.870117 unlinks/second