== sanity test 51f: check many open files limit ========== 18:37:42 (1780526262)
ulimit_old=1024 numfree=     540259, max=100000
changed ulimit from 1024 to 100100
 - open/keep 7336 (time 1780526274.07 total 10.00 last 733.55)
 - open/keep 10000 (time 1780526277.78 total 13.71 last 717.77)
 - open/keep 17331 (time 1780526287.78 total 23.71 last 733.01)
 - open/keep 20000 (time 1780526292.26 total 28.19 last 595.81)
 - open/keep 26289 (time 1780526302.26 total 38.19 last 628.84)
 - open/keep 30000 (time 1780526307.97 total 43.91 last 649.49)
 - open/keep 37099 (time 1780526317.97 total 53.91 last 709.85)
 - open/keep 40000 (time 1780526322.21 total 58.14 last 685.44)
 - open/keep 46076 (time 1780526332.21 total 68.14 last 607.35)
 - open/keep 50000 (time 1780526338.25 total 74.19 last 649.44)
 - open/keep 56535 (time 1780526348.25 total 84.19 last 653.42)
 - open/keep 60000 (time 1780526353.24 total 89.17 last 695.20)
 - open/keep 66877 (time 1780526363.24 total 99.17 last 687.61)
 - open/keep 70000 (time 1780526367.72 total 103.65 last 697.54)
 - open/keep 75772 (time 1780526377.72 total 113.65 last 577.19)
total: 79880 open/keep in 120.00 seconds: 665.66 ops/second
 - closed 10000 (time 1780526392.69 total 8.63 last -7623.92)
 - closed 20000 (time 1780526401.02 total 16.95 last 1200.78)
 - closed 30000 (time 1780526409.36 total 25.30 last 1198.58)
 - closed 40000 (time 1780526417.74 total 33.68 last 1193.17)
 - closed 50000 (time 1780526426.19 total 42.13 last 1183.86)
 - closed 60000 (time 1780526435.77 total 51.70 last 1044.46)
 - closed 70000 (time 1780526444.67 total 60.61 last 1122.42)
total: 79880 close in 69.48 seconds: 1149.71 close/second
 - unlinked 0 (time 1780526456 ; total 0 ; last 0)
 - unlinked 10000 (time 1780526472 ; total 16 ; last 16)
 - unlinked 20000 (time 1780526487 ; total 31 ; last 15)
 - unlinked 30000 (time 1780526503 ; total 47 ; last 16)
 - unlinked 40000 (time 1780526518 ; total 62 ; last 15)
 - unlinked 50000 (time 1780526533 ; total 77 ; last 15)
 - unlinked 60000 (time 1780526548 ; total 92 ; last 15)
 - unlinked 70000 (time 1780526565 ; total 109 ; last 17)
unlink(/mnt/lustre/d51f.sanity/f79880) error: No such file or directory
total: 79880 unlinks in 125 seconds: 639.039978 unlinks/second