== sanity test 51f: check many open files limit ========== 02:55:45 (1772178945)
MDT0 numfree=     489360 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 2669 (time 1772178957.82 total 10.00 last 266.90)
 - open/keep 5857 (time 1772178967.83 total 20.00 last 318.75)
 - open/keep 9234 (time 1772178977.83 total 30.00 last 337.69)
 - open/keep 10000 (time 1772178980.28 total 32.45 last 312.78)
 - open/keep 13276 (time 1772178990.28 total 42.45 last 327.53)
 - open/keep 16554 (time 1772179000.28 total 52.45 last 327.76)
 - open/keep 20000 (time 1772179009.84 total 62.02 last 360.30)
 - open/keep 23533 (time 1772179019.85 total 72.03 last 353.00)
 - open/keep 26580 (time 1772179029.86 total 82.03 last 304.56)
 - open/keep 30000 (time 1772179039.83 total 92.01 last 342.88)
 - open/keep 33822 (time 1772179049.83 total 102.01 last 382.15)
 - open/keep 37848 (time 1772179059.83 total 112.01 last 402.60)
 - open/keep 40000 (time 1772179065.04 total 117.22 last 412.82)
total: 41220 open/keep in 120.00 seconds: 343.50 ops/second
 - closed 8431 (time 1772179077.83 total 10.00 last -3156.56)
 - closed 10000 (time 1772179079.76 total 11.93 last 812.35)
 - closed 16213 (time 1772179089.76 total 21.93 last 621.19)
 - closed 20000 (time 1772179094.86 total 27.04 last 741.86)
 - closed 25730 (time 1772179104.86 total 37.04 last 572.95)
 - closed 30000 (time 1772179112.49 total 44.66 last 560.10)
 - closed 35057 (time 1772179122.49 total 54.67 last 505.55)
 - closed 39391 (time 1772179132.49 total 64.67 last 433.23)
 - closed 40000 (time 1772179133.58 total 65.76 last 558.82)
total: 41220 close in 67.99 seconds: 606.30 close/second
 - unlinked 0 (time 1772179137 ; total 0 ; last 0)
 - unlinked 10000 (time 1772179166 ; total 29 ; last 29)
 - unlinked 20000 (time 1772179193 ; total 56 ; last 27)
 - unlinked 30000 (time 1772179216 ; total 79 ; last 23)
 - unlinked 40000 (time 1772179237 ; total 100 ; last 21)
unlink(/mnt/lustre/d51f.sanity/f41220) error: No such file or directory
total: 41220 unlinks in 103 seconds: 400.194183 unlinks/second