== sanity test 123ab: verify statahead work by using statx ========================================================== 11:40:04 (1788363604)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c6399ce6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c6399ce6000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.65 seconds: 60.51 ops/second
llite.lustre-ffff8c6399ce6000.statahead_max=0
100

real	0m1.627s
user	0m0.007s
sys	0m0.320s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8c6399ce6000.statahead_max=128
llite.lustre-ffff8c6399ce6000.statahead_max=128
100

real	0m0.532s
user	0m0.009s
sys	0m0.217s
'statx -l' 100 files with statahead: 0 sec
statahead total: 110
statahead wrong: 1
agl total: 108
list_total: 24
fname_total: 84
hit_total: 1421
miss_total: 227
swrong=1 ewrong=1
total: 900 open/close in 7.74 seconds: 116.29 ops/second
llite.lustre-ffff8c6399ce6000.statahead_max=0
1000

real	0m14.887s
user	0m0.081s
sys	0m2.992s
'statx -l' 1000 files without statahead: 15 sec
llite.lustre-ffff8c6399ce6000.statahead_max=128
llite.lustre-ffff8c6399ce6000.statahead_max=128
1000

real	0m3.457s
user	0m0.052s
sys	0m1.715s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 111
statahead wrong: 1
agl total: 109
list_total: 25
fname_total: 84
hit_total: 2420
miss_total: 227
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 11 seconds
llite.lustre-ffff8c6399ce6000.statahead_stats=
statahead total: 111
statahead wrong: 1
agl total: 109
list_total: 25
fname_total: 84
hit_total: 2420
miss_total: 227
mdc.lustre-MDT0000-mdc-ffff8c6399ce6000.batch_stats=
snapshot_time:            1788363658.942133258 secs.nsecs
start_time:               1788363607.321823139 secs.nsecs
elapsed_time:             51.620310119 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  29  29
2:		         2   6  35
4:		         1   3  38
8:		         1   3  41
16:		         3   9  51
32:		         4  12  64
64:		        11  35 100
mdc.lustre-MDT0001-mdc-ffff8c6399ce6000.batch_stats=
snapshot_time:            1788363658.942193149 secs.nsecs
start_time:               1788363607.321903369 secs.nsecs
elapsed_time:             51.620289780 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  33  33
2:		         0   0  33
4:		         3  11  44
8:		         2   7  51
16:		         0   0  51
32:		         8  29  81
64:		         5  18 100
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