== sanity test 51f: check many open files limit ========== 18:20:16 (1780525216)
striped dir -i1 -c2 -H all_char  /mnt/lustre/d51f.sanity
ulimit_old=1024 numfree=     548789, max=100000
changed ulimit from 1024 to 100100
 - open/keep 2791 (time 1780525228.42 total 10.00 last 279.01)
 - open/keep 5850 (time 1780525238.42 total 20.01 last 305.83)
 - open/keep 8663 (time 1780525248.42 total 30.01 last 281.28)
 - open/keep 10000 (time 1780525253.95 total 35.54 last 241.77)
 - open/keep 12504 (time 1780525263.95 total 45.54 last 250.33)
 - open/keep 15166 (time 1780525273.95 total 55.54 last 266.17)
 - open/keep 17754 (time 1780525283.96 total 65.54 last 258.77)
 - open/keep 20000 (time 1780525292.44 total 74.03 last 264.58)
 - open/keep 22673 (time 1780525302.45 total 84.03 last 267.21)
 - open/keep 25189 (time 1780525312.45 total 94.04 last 251.56)
 - open/keep 27760 (time 1780525322.45 total 104.04 last 257.04)
 - open/keep 30000 (time 1780525330.27 total 111.86 last 286.44)
total: 32360 open/keep in 120.00 seconds: 269.66 ops/second
 - closed 5914 (time 1780525348.42 total 10.00 last -2408.49)
 - closed 10000 (time 1780525354.09 total 15.67 last 720.94)
 - closed 15570 (time 1780525364.09 total 25.67 last 556.92)
 - closed 20000 (time 1780525371.90 total 33.48 last 567.38)
 - closed 25459 (time 1780525381.90 total 43.48 last 545.83)
 - closed 30000 (time 1780525391.61 total 53.19 last 467.37)
total: 32360 close in 56.83 seconds: 569.39 close/second
 - unlinked 0 (time 1780525399 ; total 0 ; last 0)
 - unlinked 10000 (time 1780525424 ; total 25 ; last 25)
 - unlinked 20000 (time 1780525443 ; total 44 ; last 19)
 - unlinked 30000 (time 1780525461 ; total 62 ; last 18)
unlink(/mnt/lustre/d51f.sanity/f32360) error: No such file or directory
total: 32360 unlinks in 65 seconds: 497.846161 unlinks/second