== sanity test 51f: check many open files limit ========== 08:48:58 (1782737338)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1022003, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2271 (time 1782737351.04 total 10.00 last 227.05)
 - open/keep 4441 (time 1782737361.05 total 20.01 last 216.89)
 - open/keep 6733 (time 1782737371.05 total 30.01 last 229.08)
 - open/keep 9083 (time 1782737381.06 total 40.02 last 234.91)
 - open/keep 10000 (time 1782737385.41 total 44.37 last 210.84)
 - open/keep 12372 (time 1782737395.41 total 54.37 last 237.11)
 - open/keep 14627 (time 1782737405.42 total 64.38 last 225.34)
 - open/keep 16965 (time 1782737415.42 total 74.38 last 233.76)
 - open/keep 19326 (time 1782737425.42 total 84.38 last 236.07)
 - open/keep 20000 (time 1782737428.47 total 87.43 last 220.90)
 - open/keep 22481 (time 1782737438.47 total 97.43 last 248.10)
 - open/keep 25083 (time 1782737448.47 total 107.43 last 260.20)
 - open/keep 27740 (time 1782737458.47 total 117.43 last 265.69)
total: 28424 open/keep in 120.00 seconds: 236.86 ops/second
 - closed 4149 (time 1782737471.04 total 10.00 last -2358.92)
 - closed 8572 (time 1782737481.04 total 20.00 last 442.27)
 - closed 10000 (time 1782737484.78 total 23.74 last 382.40)
 - closed 14016 (time 1782737494.78 total 33.74 last 401.46)
 - closed 18023 (time 1782737504.78 total 43.74 last 400.70)
 - closed 20000 (time 1782737510.14 total 49.10 last 368.86)
 - closed 24399 (time 1782737520.14 total 59.10 last 439.87)
total: 28424 close in 67.87 seconds: 418.81 close/second
 - unlinked 0 (time 1782737530 ; total 0 ; last 0)
 - unlinked 10000 (time 1782737564 ; total 34 ; last 34)
 - unlinked 20000 (time 1782737594 ; total 64 ; last 30)
unlink(/mnt/lustre/d51f.sanity/f28424) error: No such file or directory
total: 28424 unlinks in 89 seconds: 319.370789 unlinks/second