== sanity test 51f: check many open files limit ========== 23:32:00 (1775878320)
striped dir -i1 -c2 -H crush  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021979 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1943 (time 1775878332.94 total 10.01 last 194.20)
 - open/keep 3882 (time 1775878342.94 total 20.01 last 193.85)
 - open/keep 6500 (time 1775878352.95 total 30.01 last 261.74)
 - open/keep 8853 (time 1775878362.95 total 40.01 last 235.28)
 - open/keep 10000 (time 1775878367.98 total 45.05 last 227.73)
 - open/keep 12430 (time 1775878377.99 total 55.05 last 242.91)
 - open/keep 15203 (time 1775878387.99 total 65.05 last 277.28)
 - open/keep 18116 (time 1775878397.99 total 75.05 last 291.24)
 - open/keep 20000 (time 1775878404.26 total 81.32 last 300.49)
 - open/keep 22686 (time 1775878414.27 total 91.33 last 268.48)
 - open/keep 25368 (time 1775878424.27 total 101.33 last 268.18)
 - open/keep 28151 (time 1775878434.27 total 111.33 last 278.20)
 - open/keep 30000 (time 1775878440.96 total 118.03 last 276.21)
total: 30606 open/keep in 120.00 seconds: 255.05 ops/second
 - closed 4359 (time 1775878452.94 total 10.00 last -2563.85)
 - closed 8030 (time 1775878462.94 total 20.01 last 366.89)
 - closed 10000 (time 1775878468.54 total 25.60 last 351.91)
 - closed 14066 (time 1775878478.54 total 35.61 last 406.57)
 - closed 19144 (time 1775878488.54 total 45.61 last 507.72)
 - closed 20000 (time 1775878490.39 total 47.45 last 463.97)
 - closed 24803 (time 1775878500.39 total 57.45 last 480.25)
 - closed 29432 (time 1775878510.39 total 67.45 last 462.89)
 - closed 30000 (time 1775878511.98 total 69.04 last 357.60)
total: 30606 close in 71.08 seconds: 430.57 close/second
 - unlinked 0 (time 1775878515 ; total 0 ; last 0)
 - unlinked 10000 (time 1775878546 ; total 31 ; last 31)
 - unlinked 20000 (time 1775878574 ; total 59 ; last 28)
 - unlinked 30000 (time 1775878610 ; total 95 ; last 36)
unlink(/mnt/lustre/d51f.sanity/f30606) error: No such file or directory
total: 30606 unlinks in 97 seconds: 315.525787 unlinks/second