== sanity test 123ab: verify statahead work by using statx ========================================================== 20:30:54 (1787790654)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9df2986c2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9df2986c2000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.78 seconds: 35.97 ops/second
llite.lustre-ffff9df2986c2000.statahead_max=0
100

real	0m2.465s
user	0m0.006s
sys	0m0.309s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9df2986c2000.statahead_max=128
llite.lustre-ffff9df2986c2000.statahead_max=128
100

real	0m1.118s
user	0m0.009s
sys	0m0.189s
'statx -l' 100 files with statahead: 1 sec
statahead total: 103
statahead wrong: 2
agl total: 100
list_total: 26
fname_total: 62
hit_total: 2046
miss_total: 755
swrong=2 ewrong=2
 - open/close 778 (time 1787790681.43 total 10.01 last 77.73)
total: 900 open/close in 11.81 seconds: 76.20 ops/second
llite.lustre-ffff9df2986c2000.statahead_max=0
1000

real	0m20.798s
user	0m0.086s
sys	0m2.882s
'statx -l' 1000 files without statahead: 21 sec
llite.lustre-ffff9df2986c2000.statahead_max=128
llite.lustre-ffff9df2986c2000.statahead_max=128
1000

real	0m4.880s
user	0m0.073s
sys	0m1.507s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 104
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 62
hit_total: 3045
miss_total: 755
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff9df2986c2000.statahead_stats=
statahead total: 104
statahead wrong: 2
agl total: 101
list_total: 27
fname_total: 62
hit_total: 3045
miss_total: 755
mdc.lustre-MDT0000-mdc-ffff9df2986c2000.batch_stats=
snapshot_time:            1787790735.390723396 secs.nsecs
start_time:               1787790657.936827452 secs.nsecs
elapsed_time:             77.453895944 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  23  23
2:		         2   6  30
4:		         0   0  30
8:		         4  13  43
16:		         2   6  50
32:		         4  13  63
64:		        11  36 100
mdc.lustre-MDT0001-mdc-ffff9df2986c2000.batch_stats=
snapshot_time:            1787790735.390805571 secs.nsecs
start_time:               1787790657.937118062 secs.nsecs
elapsed_time:             77.453687509 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  34  34
2:		         3  10  44
4:		         2   6  51
8:		         0   0  51
16:		         1   3  55
32:		         5  17  72
64:		         8  27 100
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