== sanity test 51f: check many open files limit ========== 23:25:15 (1790738715)
MDT0 numfree=545302, max=100000
changed ulimit from 1024 to 100020
 - open/keep 1217 (time 1790738730.59 total 10.00 last 121.69)
 - open/keep 2623 (time 1790738740.59 total 20.00 last 140.56)
 - open/keep 3569 (time 1790738750.60 total 30.01 last 94.54)
 - open/keep 4970 (time 1790738760.60 total 40.01 last 140.06)
 - open/keep 6163 (time 1790738770.60 total 50.02 last 119.24)
 - open/keep 7415 (time 1790738780.61 total 60.02 last 125.14)
 - open/keep 8571 (time 1790738790.61 total 70.02 last 115.59)
 - open/keep 9883 (time 1790738800.61 total 80.02 last 131.19)
 - open/keep 11304 (time 1790738810.61 total 90.03 last 142.03)
 - open/keep 12442 (time 1790738820.62 total 100.03 last 113.76)
 - open/keep 13562 (time 1790738830.62 total 110.04 last 111.97)
total: 14622 open/keep in 120.00 seconds: 121.85 ops/second
 - closed 1399 (time 1790738850.60 total 10.01 last -1214.82)
 - closed 3725 (time 1790738860.60 total 20.01 last 232.56)
 - closed 5637 (time 1790738870.60 total 30.02 last 191.13)
 - closed 7739 (time 1790738880.60 total 40.02 last 210.20)
 - closed 9818 (time 1790738890.61 total 50.02 last 207.79)
 - closed 10000 (time 1790738891.39 total 50.80 last 234.06)
 - closed 11594 (time 1790738901.39 total 60.80 last 159.35)
 - closed 13606 (time 1790738911.39 total 70.81 last 201.18)
total: 14622 close in 76.22 seconds: 191.84 close/second
 - unlinked 0 (time 1790738921 ; total 0 ; last 0)
 - unlinked 10000 (time 1790739001 ; total 80 ; last 80)
unlink(/mnt/lustre/d51f.sanity/f14622) error: No such file or directory
total: 14622 unlinks in 118 seconds: 123.915253 unlinks/second