== sanity test 51f: check many open files limit ========== 20:07:45 (1773619665)
striped dir -i1 -c2 -H crush2 /mnt/lustre/d51f.sanity
MDT1 numfree=    1022006 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 4493 (time 1773619677.32 total 10.00 last 449.23)
 - open/keep 8332 (time 1773619687.33 total 20.00 last 383.85)
 - open/keep 10000 (time 1773619691.00 total 23.68 last 453.43)
 - open/keep 13806 (time 1773619701.01 total 33.68 last 380.56)
 - open/keep 17716 (time 1773619711.01 total 43.68 last 390.93)
 - open/keep 20000 (time 1773619716.92 total 49.60 last 386.17)
 - open/keep 24805 (time 1773619726.92 total 59.60 last 480.46)
 - open/keep 29036 (time 1773619736.92 total 69.60 last 423.08)
 - open/keep 30000 (time 1773619739.30 total 71.98 last 404.87)
 - open/keep 34319 (time 1773619749.31 total 81.98 last 431.81)
 - open/keep 38213 (time 1773619759.31 total 91.98 last 389.34)
 - open/keep 40000 (time 1773619763.94 total 96.61 last 386.10)
 - open/keep 43904 (time 1773619773.94 total 106.61 last 390.36)
 - open/keep 48672 (time 1773619783.94 total 116.61 last 476.77)
 - open/keep 50000 (time 1773619787.32 total 120.00 last 392.62)
total: 50002 open/keep in 120.00 seconds: 416.68 ops/second
 - closed 7069 (time 1773619797.33 total 10.00 last -4292.32)
 - closed 10000 (time 1773619801.39 total 14.07 last 721.01)
 - closed 18354 (time 1773619811.39 total 24.07 last 835.36)
 - closed 20000 (time 1773619813.17 total 25.85 last 922.72)
 - closed 29200 (time 1773619823.18 total 35.85 last 919.92)
 - closed 30000 (time 1773619824.02 total 36.69 last 952.13)
 - closed 39647 (time 1773619834.02 total 46.69 last 964.62)
 - closed 40000 (time 1773619834.33 total 47.01 last 1127.17)
 - closed 49293 (time 1773619844.33 total 57.01 last 929.26)
 - closed 50000 (time 1773619844.96 total 57.64 last 1115.96)
total: 50002 close in 57.64 seconds: 867.47 close/second
 - unlinked 0 (time 1773619846 ; total 0 ; last 0)
 - unlinked 10000 (time 1773619862 ; total 16 ; last 16)
 - unlinked 20000 (time 1773619880 ; total 34 ; last 18)
 - unlinked 30000 (time 1773619897 ; total 51 ; last 17)
 - unlinked 40000 (time 1773619912 ; total 66 ; last 15)
 - unlinked 50000 (time 1773619929 ; total 83 ; last 17)
unlink(/mnt/lustre/d51f.sanity/f50002) error: No such file or directory
total: 50002 unlinks in 83 seconds: 602.433716 unlinks/second