== sanity test 123ab: verify statahead work by using statx ========================================================== 22:14:33 (1781662473)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=0
total: 100 open/close in 0.63 seconds: 159.80 ops/second
llite.lustre-ffff8cbd447cb800.statahead_max=0
100

real	0m0.544s
user	0m0.006s
sys	0m0.193s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8cbd447cb800.statahead_max=128
llite.lustre-ffff8cbd447cb800.statahead_max=128
100

real	0m0.388s
user	0m0.003s
sys	0m0.177s
'statx -l' 100 files with statahead: 1 sec
statahead total: 52
statahead wrong: 2
agl total: 50
list_total: 20
fname_total: 29
hit_total: 1890
miss_total: 1268
swrong=2 ewrong=2
total: 900 open/close in 1.91 seconds: 470.93 ops/second
llite.lustre-ffff8cbd447cb800.statahead_max=0
1000

real	0m5.427s
user	0m0.038s
sys	0m1.915s
'statx -l' 1000 files without statahead: 5 sec
llite.lustre-ffff8cbd447cb800.statahead_max=128
llite.lustre-ffff8cbd447cb800.statahead_max=128
1000

real	0m2.795s
user	0m0.025s
sys	0m1.997s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 53
statahead wrong: 2
agl total: 51
list_total: 21
fname_total: 29
hit_total: 2889
miss_total: 1268
swrong=2 ewrong=2
 - open/close 4747 (time 1781662501.57 total 10.00 last 474.65)
total: 9000 open/close in 18.93 seconds: 475.52 ops/second
llite.lustre-ffff8cbd447cb800.statahead_max=0
10000

real	0m59.211s
user	0m0.352s
sys	0m20.629s
'statx -l' 10000 files without statahead: 59 sec
llite.lustre-ffff8cbd447cb800.statahead_max=128
llite.lustre-ffff8cbd447cb800.statahead_max=128
10000

real	0m26.713s
user	0m0.229s
sys	0m20.302s
'statx -l' 10000 files with statahead: 26 sec
statahead total: 54
statahead wrong: 2
agl total: 52
list_total: 22
fname_total: 29
hit_total: 12888
miss_total: 1268
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 69 seconds
llite.lustre-ffff8cbd447cb800.statahead_stats=
statahead total: 54
statahead wrong: 2
agl total: 52
list_total: 22
fname_total: 29
hit_total: 12888
miss_total: 1268
mdc.lustre-MDT0000-mdc-ffff8cbd447cb800.batch_stats=
snapshot_time:            1781662677.001647214 secs.nsecs
start_time:               1781662475.092431606 secs.nsecs
elapsed_time:             201.909215608 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		       481  52  52
2:		        77   8  60
4:		        87   9  69
8:		       111  12  81
16:		        18   1  83
32:		         3   0  84
64:		       145  15 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 0 seconds: -nan unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536