== sanity test 51f: check many open files limit ========== 10:40:56 (1787064056)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
MDT1 numfree=    1021987, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4575 (time 1787064068.54 total 10.00 last 457.43)
 - open/keep 8480 (time 1787064078.54 total 20.00 last 390.43)
 - open/keep 10000 (time 1787064082.48 total 23.95 last 385.50)
 - open/keep 13922 (time 1787064092.49 total 33.95 last 392.14)
 - open/keep 17667 (time 1787064102.49 total 43.95 last 374.48)
 - open/keep 20000 (time 1787064108.04 total 49.50 last 420.09)
 - open/keep 24781 (time 1787064118.04 total 59.50 last 478.06)
 - open/keep 29616 (time 1787064128.04 total 69.51 last 483.37)
 - open/keep 34256 (time 1787064138.04 total 79.51 last 463.95)
 - open/keep 38374 (time 1787064148.05 total 89.51 last 411.73)
 - open/keep 40000 (time 1787064152.55 total 94.01 last 360.88)
 - open/keep 43622 (time 1787064162.55 total 104.02 last 362.15)
 - open/keep 47290 (time 1787064172.56 total 114.02 last 366.70)
total: 49416 open/keep in 120.00 seconds: 411.79 ops/second
 - closed 5139 (time 1787064188.54 total 10.00 last -4214.40)
 - closed 10000 (time 1787064196.25 total 17.71 last 630.25)
 - closed 16163 (time 1787064206.26 total 27.72 last 616.18)
 - closed 20000 (time 1787064213.07 total 34.53 last 562.99)
 - closed 25723 (time 1787064223.07 total 44.53 last 572.30)
 - closed 30000 (time 1787064230.33 total 51.79 last 589.57)
 - closed 36078 (time 1787064240.33 total 61.79 last 607.74)
 - closed 40000 (time 1787064246.57 total 68.03 last 628.45)
 - closed 46182 (time 1787064256.57 total 78.03 last 618.18)
total: 49416 close in 81.05 seconds: 609.71 close/second
 - unlinked 0 (time 1787064260 ; total 0 ; last 0)
 - unlinked 10000 (time 1787064273 ; total 13 ; last 13)
 - unlinked 20000 (time 1787064285 ; total 25 ; last 12)
 - unlinked 30000 (time 1787064304 ; total 44 ; last 19)
 - unlinked 40000 (time 1787064323 ; total 63 ; last 19)
unlink(/mnt/lustre/d51f.sanity/f49416) error: No such file or directory
total: 49416 unlinks in 77 seconds: 641.766235 unlinks/second