== sanity test 51f: check many open files limit ========== 05:26:19 (1768559179)
MDT0 numfree=     493231 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1197 (time 1768559193.35 total 10.01 last 119.64)
 - open/keep 2274 (time 1768559203.35 total 20.01 last 107.65)
 - open/keep 3309 (time 1768559213.36 total 30.01 last 103.49)
 - open/keep 4533 (time 1768559223.37 total 40.03 last 122.20)
 - open/keep 5574 (time 1768559233.39 total 50.04 last 103.94)
 - open/keep 6776 (time 1768559243.39 total 60.05 last 120.15)
 - open/keep 7866 (time 1768559253.39 total 70.05 last 108.99)
 - open/keep 8910 (time 1768559263.40 total 80.05 last 104.38)
 - open/keep 9796 (time 1768559273.40 total 90.06 last 88.53)
 - open/keep 10798 (time 1768559283.41 total 100.06 last 100.18)
 - open/keep 11845 (time 1768559293.41 total 110.06 last 104.68)
total: 12731 open/keep in 120.01 seconds: 106.08 ops/second
 - closed 1401 (time 1768559313.36 total 10.00 last -1044.28)
 - closed 2906 (time 1768559323.37 total 20.01 last 150.39)
 - closed 4920 (time 1768559333.37 total 30.01 last 201.30)
 - closed 6595 (time 1768559343.37 total 40.01 last 167.48)
 - closed 8546 (time 1768559353.38 total 50.02 last 195.04)
 - closed 10000 (time 1768559360.61 total 57.25 last 200.90)
 - closed 11743 (time 1768559370.62 total 67.27 last 174.10)
total: 12731 close in 73.35 seconds: 173.56 close/second
 - unlinked 0 (time 1768559382 ; total 0 ; last 0)
 - unlinked 10000 (time 1768559477 ; total 95 ; last 95)
unlink(/mnt/lustre/d51f.sanity/f12731) error: No such file or directory
total: 12731 unlinks in 119 seconds: 106.983192 unlinks/second