== sanity test 51f: check many open files limit ========== 18:18:42 (1780525122)
striped dir -i1 -c1 -H all_char  /mnt/lustre/d51f.sanity
ulimit_old=1024 numfree=     460797, max=100000
changed ulimit from 1024 to 100100
 - open/keep 2869 (time 1780525134.63 total 10.00 last 286.88)
 - open/keep 5569 (time 1780525144.63 total 20.00 last 269.98)
 - open/keep 8200 (time 1780525154.63 total 30.00 last 263.08)
 - open/keep 10000 (time 1780525160.82 total 36.20 last 290.65)
 - open/keep 12954 (time 1780525170.82 total 46.20 last 295.39)
 - open/keep 15870 (time 1780525180.82 total 56.20 last 291.58)
 - open/keep 18436 (time 1780525190.82 total 66.20 last 256.56)
 - open/keep 20000 (time 1780525196.63 total 72.00 last 269.44)
 - open/keep 22783 (time 1780525206.63 total 82.00 last 278.25)
 - open/keep 25673 (time 1780525216.63 total 92.00 last 288.98)
 - open/keep 28676 (time 1780525226.63 total 102.01 last 300.29)
 - open/keep 30000 (time 1780525230.86 total 106.24 last 312.79)
 - open/keep 33304 (time 1780525240.87 total 116.24 last 330.24)
total: 34484 open/keep in 120.00 seconds: 287.37 ops/second
 - closed 5010 (time 1780525254.63 total 10.00 last -2829.01)
 - closed 9735 (time 1780525264.63 total 20.00 last 472.40)
 - closed 10000 (time 1780525265.14 total 20.52 last 516.84)
 - closed 15011 (time 1780525275.14 total 30.52 last 501.06)
 - closed 20000 (time 1780525285.01 total 40.39 last 505.45)
 - closed 25162 (time 1780525295.01 total 50.39 last 516.20)
 - closed 30000 (time 1780525304.26 total 59.63 last 523.20)
total: 34484 close in 68.71 seconds: 501.86 close/second
 - unlinked 0 (time 1780525317 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525347 ; total 30 ; last 30)
 - unlinked 20000 (time 1780525375 ; total 58 ; last 28)
 - unlinked 30000 (time 1780525405 ; total 88 ; last 30)
unlink(/mnt/lustre/d51f.sanity/f34484) error: No such file or directory
total: 34484 unlinks in 98 seconds: 351.877563 unlinks/second