== sanity test 123ab: verify statahead work by using statx ========================================================== 20:16:07 (1788394567)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff98c0b7170800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98c0b7170800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.11 seconds: 47.29 ops/second
llite.lustre-ffff98c0b7170800.statahead_max=0
100

real	0m1.805s
user	0m0.007s
sys	0m0.275s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff98c0b7170800.statahead_max=128
llite.lustre-ffff98c0b7170800.statahead_max=128
100

real	0m0.970s
user	0m0.013s
sys	0m0.157s
'statx -l' 100 files with statahead: 1 sec
statahead total: 130
statahead wrong: 2
agl total: 127
list_total: 26
fname_total: 102
hit_total: 1442
miss_total: 1087
swrong=2 ewrong=2
total: 900 open/close in 9.96 seconds: 90.32 ops/second
llite.lustre-ffff98c0b7170800.statahead_max=0
1000

real	0m18.514s
user	0m0.075s
sys	0m2.547s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff98c0b7170800.statahead_max=128
llite.lustre-ffff98c0b7170800.statahead_max=128
1000

real	0m5.320s
user	0m0.060s
sys	0m1.267s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 102
hit_total: 2440
miss_total: 1088
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 17 seconds
llite.lustre-ffff98c0b7170800.statahead_stats=
statahead total: 131
statahead wrong: 2
agl total: 128
list_total: 27
fname_total: 102
hit_total: 2440
miss_total: 1088
mdc.lustre-MDT0000-mdc-ffff98c0b7170800.batch_stats=
snapshot_time:            1788394645.117292324 secs.nsecs
start_time:               1788394571.739525693 secs.nsecs
elapsed_time:             73.377766631 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         0   0  12
4:		         0   0  12
8:		         2   8  20
16:		         3  12  32
32:		         6  24  56
64:		        11  44 100
mdc.lustre-MDT0001-mdc-ffff98c0b7170800.batch_stats=
snapshot_time:            1788394645.117362347 secs.nsecs
start_time:               1788394571.739600033 secs.nsecs
elapsed_time:             73.377762314 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  26  26
2:		         2   7  34
4:		         1   3  38
8:		         0   0  38
16:		         3  11  50
32:		         8  30  80
64:		         5  19 100
unlink(/mnt/lustre/d123ab.sanity/f123ab.sanity0) error: No such file or directory
total: 0 unlinks in 1 seconds: 0.000000 unlinks/second
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536