== sanity test 51f: check many open files limit ========== 08:43:17 (1768311797)
striped dir -i1 -c2 -H all_char /mnt/lustre/d51f.sanity
MDT1 numfree=    1021992 , max=100000
changed ulimit from 1024 to 100020
 - open/keep 1821 (time 1768311809.52 total 10.00 last 182.04)
 - open/keep 3874 (time 1768311819.52 total 20.00 last 205.29)
 - open/keep 5927 (time 1768311829.53 total 30.01 last 205.25)
 - open/keep 7971 (time 1768311839.53 total 40.01 last 204.36)
 - open/keep 9963 (time 1768311849.53 total 50.01 last 199.14)
 - open/keep 12001 (time 1768311859.54 total 60.02 last 203.56)
 - open/keep 14158 (time 1768311869.55 total 70.03 last 215.54)
 - open/keep 16105 (time 1768311879.56 total 80.03 last 194.63)
 - open/keep 17960 (time 1768311889.56 total 90.04 last 185.45)
 - open/keep 19853 (time 1768311899.56 total 100.04 last 189.23)
 - open/keep 21862 (time 1768311909.56 total 110.04 last 200.84)
total: 23659 open/keep in 120.00 seconds: 197.15 ops/second
 - closed 2953 (time 1768311929.53 total 10.00 last -1890.74)
 - closed 6102 (time 1768311939.53 total 20.00 last 314.82)
 - closed 9460 (time 1768311949.53 total 30.00 last 335.76)
 - closed 10000 (time 1768311951.25 total 31.72 last 314.28)
 - closed 13554 (time 1768311961.25 total 41.72 last 355.39)
 - closed 17224 (time 1768311971.25 total 51.72 last 366.96)
 - closed 20000 (time 1768311979.54 total 60.02 last 334.80)
 - closed 23422 (time 1768311989.54 total 70.02 last 342.18)
total: 23659 close in 70.66 seconds: 334.83 close/second
 - unlinked 0 (time 1768311992 ; total 0 ; last 0)
 - unlinked 10000 (time 1768312035 ; total 43 ; last 43)
 - unlinked 20000 (time 1768312069 ; total 77 ; last 34)
unlink(/mnt/lustre/d51f.sanity/f23659) error: No such file or directory
total: 23659 unlinks in 87 seconds: 271.942535 unlinks/second