== sanity test 51f: check many open files limit ========== 18:16:20 (1780524980)
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d51f.sanity
ulimit_old=1024 numfree=    1023576, max=100000
changed ulimit from 1024 to 100100
 - open/keep 2780 (time 1780524992.56 total 10.00 last 277.98)
 - open/keep 5661 (time 1780525002.56 total 20.00 last 288.02)
 - open/keep 8574 (time 1780525012.56 total 30.01 last 291.19)
 - open/keep 10000 (time 1780525017.56 total 35.00 last 285.56)
 - open/keep 12873 (time 1780525027.56 total 45.01 last 287.14)
 - open/keep 15832 (time 1780525037.57 total 55.01 last 295.74)
 - open/keep 18929 (time 1780525047.57 total 65.01 last 309.66)
 - open/keep 20000 (time 1780525050.83 total 68.27 last 328.78)
 - open/keep 23059 (time 1780525060.83 total 78.27 last 305.89)
 - open/keep 26000 (time 1780525070.83 total 88.27 last 294.02)
 - open/keep 28849 (time 1780525080.83 total 98.27 last 284.89)
 - open/keep 30000 (time 1780525084.94 total 102.39 last 279.80)
 - open/keep 32827 (time 1780525094.95 total 112.39 last 282.53)
total: 35075 open/keep in 120.00 seconds: 292.28 ops/second
 - closed 5006 (time 1780525112.56 total 10.00 last -2781.86)
 - closed 10000 (time 1780525121.06 total 18.50 last 587.58)
 - closed 15196 (time 1780525131.06 total 28.50 last 519.59)
 - closed 19937 (time 1780525141.06 total 38.50 last 474.04)
 - closed 20000 (time 1780525141.22 total 38.66 last 397.14)
 - closed 24247 (time 1780525151.22 total 48.66 last 424.69)
 - closed 29249 (time 1780525161.22 total 58.66 last 500.16)
 - closed 30000 (time 1780525162.67 total 60.11 last 518.06)
total: 35075 close in 69.84 seconds: 502.19 close/second
 - unlinked 0 (time 1780525176 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525206 ; total 30 ; last 30)
 - unlinked 20000 (time 1780525233 ; total 57 ; last 27)
 - unlinked 30000 (time 1780525261 ; total 85 ; last 28)
unlink(/mnt/lustre/d51f.sanity/f35075) error: No such file or directory
total: 35075 unlinks in 99 seconds: 354.292938 unlinks/second