== sanity test 123ab: verify statahead work by using statx ========================================================== 02:11:30 (1787119890)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff889f485f2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff889f485f2000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.71 seconds: 36.87 ops/second
llite.lustre-ffff889f485f2000.statahead_max=0
100

real	0m2.026s
user	0m0.010s
sys	0m0.313s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff889f485f2000.statahead_max=128
llite.lustre-ffff889f485f2000.statahead_max=128
100

real	0m0.943s
user	0m0.011s
sys	0m0.191s
'statx -l' 100 files with statahead: 1 sec
statahead total: 151
statahead wrong: 2
agl total: 147
list_total: 26
fname_total: 112
hit_total: 1577
miss_total: 1434
swrong=2 ewrong=2
 - open/close 888 (time 1787119916.90 total 10.01 last 88.75)
total: 900 open/close in 10.10 seconds: 89.15 ops/second
llite.lustre-ffff889f485f2000.statahead_max=0
1000

real	0m20.454s
user	0m0.074s
sys	0m2.832s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff889f485f2000.statahead_max=128
llite.lustre-ffff889f485f2000.statahead_max=128
1000

real	0m6.142s
user	0m0.069s
sys	0m1.547s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 152
statahead wrong: 2
agl total: 148
list_total: 27
fname_total: 112
hit_total: 2576
miss_total: 1434
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff889f485f2000.statahead_stats=
statahead total: 152
statahead wrong: 2
agl total: 148
list_total: 27
fname_total: 112
hit_total: 2576
miss_total: 1434
mdc.lustre-MDT0000-mdc-ffff889f485f2000.batch_stats=
snapshot_time:            1787119975.653096971 secs.nsecs
start_time:               1787119894.536865624 secs.nsecs
elapsed_time:             81.116231347 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  29  29
2:		         2   5  35
4:		         3   8  44
8:		         3   8  52
16:		         2   5  58
32:		         5  14  73
64:		         9  26 100
mdc.lustre-MDT0001-mdc-ffff889f485f2000.batch_stats=
snapshot_time:            1787119975.653179909 secs.nsecs
start_time:               1787119894.537084410 secs.nsecs
elapsed_time:             81.116095499 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  26  26
2:		         2   5  32
4:		         5  14  47
8:		         2   5  52
16:		         2   5  58
32:		         6  17  76
64:		         8  23 100
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