== sanity test 51f: check many open files limit ========== 15:12:28 (1758741148)
striped dir -i1 -c2 -H crush2 /mnt/lustre/d51f.sanity
MDT1 numfree=1022011, max=100000
changed ulimit from 1024 to 100020
 - open/keep 4339 (time 1758741160.46 total 10.00 last 433.84)
 - open/keep 8200 (time 1758741170.46 total 20.00 last 386.04)
 - open/keep 10000 (time 1758741175.01 total 24.56 last 395.28)
 - open/keep 13396 (time 1758741185.02 total 34.56 last 339.60)
 - open/keep 16703 (time 1758741195.02 total 44.56 last 330.63)
 - open/keep 19633 (time 1758741205.02 total 54.56 last 292.98)
 - open/keep 23215 (time 1758741215.02 total 64.56 last 358.11)
 - open/keep 26552 (time 1758741225.02 total 74.56 last 333.68)
 - open/keep 30000 (time 1758741233.42 total 82.96 last 410.55)
 - open/keep 33920 (time 1758741243.42 total 92.96 last 391.99)
 - open/keep 37414 (time 1758741253.42 total 102.96 last 349.34)
 - open/keep 40000 (time 1758741261.76 total 111.30 last 310.12)
total: 42711 open/keep in 120.00 seconds: 355.92 ops/second
 - closed 6373 (time 1758741280.46 total 10.00 last -3362.65)
 - closed 10000 (time 1758741285.38 total 14.92 last 736.61)
 - closed 17644 (time 1758741295.38 total 24.92 last 764.33)
 - closed 20000 (time 1758741299.59 total 29.13 last 560.39)
 - closed 26204 (time 1758741309.59 total 39.13 last 620.36)
 - closed 30000 (time 1758741316.34 total 45.89 last 561.93)
 - closed 36126 (time 1758741326.34 total 55.89 last 612.56)
 - closed 40000 (time 1758741332.50 total 62.04 last 629.75)
total: 42711 close in 68.30 seconds: 625.30 close/second
 - unlinked 0 (time 1758741340 ; total 0 ; last 0)
 - unlinked 10000 (time 1758741373 ; total 33 ; last 33)
 - unlinked 20000 (time 1758741398 ; total 58 ; last 25)
 - unlinked 30000 (time 1758741423 ; total 83 ; last 25)
 - unlinked 40000 (time 1758741450 ; total 110 ; last 27)
unlink(/mnt/lustre/d51f.sanity/f42711) error: No such file or directory
total: 42711 unlinks in 116 seconds: 368.198273 unlinks/second