== sanity test 51f: check many open files limit ========== 00:34:29 (1777005269)
striped dir -i1 -c2 -H crush2  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021981, max=100000
changed ulimit from 1024 to 100020
 - open/keep 3750 (time 1777005281.15 total 10.00 last 374.97)
 - open/keep 7997 (time 1777005291.15 total 20.00 last 424.68)
 - open/keep 10000 (time 1777005295.80 total 24.65 last 430.65)
 - open/keep 14822 (time 1777005305.80 total 34.65 last 482.20)
 - open/keep 18407 (time 1777005315.80 total 44.65 last 358.47)
 - open/keep 20000 (time 1777005320.14 total 49.00 last 366.71)
 - open/keep 24220 (time 1777005330.14 total 59.00 last 421.92)
 - open/keep 27835 (time 1777005340.14 total 69.00 last 361.50)
 - open/keep 30000 (time 1777005345.84 total 74.69 last 380.29)
 - open/keep 33636 (time 1777005355.84 total 84.69 last 363.59)
 - open/keep 37359 (time 1777005365.84 total 94.69 last 372.29)
 - open/keep 40000 (time 1777005373.91 total 102.77 last 327.15)
 - open/keep 43399 (time 1777005383.91 total 112.77 last 339.85)
total: 46936 open/keep in 120.00 seconds: 391.13 ops/second
 - closed 8736 (time 1777005401.15 total 10.00 last -3466.02)
 - closed 10000 (time 1777005402.65 total 11.51 last 839.70)
 - closed 17886 (time 1777005412.65 total 21.51 last 788.36)
 - closed 20000 (time 1777005416.47 total 25.33 last 553.90)
 - closed 28506 (time 1777005426.47 total 35.33 last 850.58)
 - closed 30000 (time 1777005428.40 total 37.26 last 772.71)
 - closed 36586 (time 1777005438.41 total 47.26 last 658.54)
 - closed 40000 (time 1777005443.90 total 52.76 last 621.21)
 - closed 46354 (time 1777005453.90 total 62.76 last 635.35)
total: 46936 close in 63.65 seconds: 737.35 close/second
 - unlinked 0 (time 1777005456 ; total 0 ; last 0)
 - unlinked 10000 (time 1777005479 ; total 23 ; last 23)
 - unlinked 20000 (time 1777005502 ; total 46 ; last 23)
 - unlinked 30000 (time 1777005518 ; total 62 ; last 16)
 - unlinked 40000 (time 1777005537 ; total 81 ; last 19)
unlink(/mnt/lustre/d51f.sanity/f46936) error: No such file or directory
total: 46936 unlinks in 94 seconds: 499.319153 unlinks/second