== sanity test 51f: check many open files limit ========== 18:20:01 (1780525201)
ulimit_old=1024 numfree=    1023724, max=100000
changed ulimit from 1024 to 100100
 - open/keep 3061 (time 1780525213.08 total 10.00 last 306.02)
 - open/keep 6444 (time 1780525223.08 total 20.01 last 338.21)
 - open/keep 9859 (time 1780525233.09 total 30.01 last 341.45)
 - open/keep 13159 (time 1780525243.09 total 40.01 last 329.95)
 - open/keep 16082 (time 1780525253.09 total 50.01 last 292.23)
 - open/keep 18971 (time 1780525263.09 total 60.01 last 288.89)
 - open/keep 20000 (time 1780525266.53 total 63.45 last 299.39)
 - open/keep 23181 (time 1780525276.53 total 73.45 last 318.01)
 - open/keep 26240 (time 1780525286.53 total 83.45 last 305.83)
 - open/keep 29410 (time 1780525296.53 total 93.45 last 316.96)
 - open/keep 32682 (time 1780525306.53 total 103.46 last 327.16)
 - open/keep 35882 (time 1780525316.54 total 113.46 last 319.86)
total: 37970 open/keep in 120.00 seconds: 316.41 ops/second
 - closed 5613 (time 1780525333.08 total 10.00 last -3026.74)
 - closed 10000 (time 1780525340.27 total 17.19 last 610.59)
 - closed 16924 (time 1780525350.27 total 27.19 last 692.37)
 - closed 20000 (time 1780525353.68 total 30.60 last 901.48)
 - closed 26646 (time 1780525363.68 total 40.60 last 664.46)
 - closed 30000 (time 1780525368.85 total 45.77 last 648.70)
 - closed 36988 (time 1780525378.85 total 55.77 last 698.69)
total: 37970 close in 57.63 seconds: 658.89 close/second
 - unlinked 0 (time 1780525384 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525405 ; total 21 ; last 21)
 - unlinked 20000 (time 1780525419 ; total 35 ; last 14)
 - unlinked 30000 (time 1780525433 ; total 49 ; last 14)
unlink(/mnt/lustre/d51f.sanity/f37970) error: No such file or directory
total: 37970 unlinks in 59 seconds: 643.559326 unlinks/second