== sanity test 51f: check many open files limit ========== 22:08:12 (1767841692)
striped dir -i1 -c2 -H all_char /mnt/lustre/d51f.sanity
MDT1 numfree=488742, max=100000
changed ulimit from 1024 to 100020
 - open/keep 2560 (time 1767841704.66 total 10.00 last 255.94)
 - open/keep 5028 (time 1767841714.66 total 20.00 last 246.77)
 - open/keep 7298 (time 1767841724.66 total 30.00 last 227.00)
 - open/keep 9622 (time 1767841734.66 total 40.01 last 232.38)
 - open/keep 12035 (time 1767841744.66 total 50.01 last 241.19)
 - open/keep 14303 (time 1767841754.67 total 60.01 last 226.73)
 - open/keep 16283 (time 1767841764.67 total 70.01 last 197.97)
 - open/keep 18476 (time 1767841774.67 total 80.02 last 219.24)
 - open/keep 20000 (time 1767841780.59 total 85.93 last 257.60)
 - open/keep 22485 (time 1767841790.59 total 95.93 last 248.47)
 - open/keep 24864 (time 1767841800.59 total 105.94 last 237.73)
 - open/keep 27253 (time 1767841810.60 total 115.94 last 238.85)
total: 28582 open/keep in 120.00 seconds: 238.18 ops/second
 - closed 4293 (time 1767841824.65 total 10.00 last -2295.91)
 - closed 7689 (time 1767841834.66 total 20.01 last 339.41)
 - closed 10000 (time 1767841840.88 total 26.23 last 371.29)
 - closed 13326 (time 1767841850.89 total 36.23 last 332.55)
 - closed 16694 (time 1767841860.89 total 46.23 last 336.76)
 - closed 20000 (time 1767841870.41 total 55.75 last 347.23)
 - closed 23823 (time 1767841880.41 total 65.76 last 382.18)
 - closed 27035 (time 1767841890.41 total 75.76 last 321.12)
total: 28582 close in 79.46 seconds: 359.71 close/second
 - unlinked 0 (time 1767841896 ; total 0 ; last 0)
 - unlinked 10000 (time 1767841931 ; total 35 ; last 35)
 - unlinked 20000 (time 1767841971 ; total 75 ; last 40)
unlink(/mnt/lustre/d51f.sanity/f28582) error: No such file or directory
total: 28582 unlinks in 109 seconds: 262.220184 unlinks/second