== sanity test 123ab: verify statahead work by using statx ========================================================== 06:12:59 (1788516779)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8f8205bc1000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f8205bc1000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.80 seconds: 35.66 ops/second
llite.lustre-ffff8f8205bc1000.statahead_max=0
100

real	0m2.267s
user	0m0.008s
sys	0m0.286s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8f8205bc1000.statahead_max=128
llite.lustre-ffff8f8205bc1000.statahead_max=128
100

real	0m0.983s
user	0m0.009s
sys	0m0.138s
'statx -l' 100 files with statahead: 1 sec
statahead total: 113
statahead wrong: 2
agl total: 109
list_total: 27
fname_total: 69
hit_total: 1386
miss_total: 1293
swrong=2 ewrong=2
total: 900 open/close in 9.62 seconds: 93.58 ops/second
llite.lustre-ffff8f8205bc1000.statahead_max=0
1000

real	0m19.281s
user	0m0.099s
sys	0m2.605s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff8f8205bc1000.statahead_max=128
llite.lustre-ffff8f8205bc1000.statahead_max=128
1000

real	0m5.937s
user	0m0.061s
sys	0m1.247s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 28
fname_total: 69
hit_total: 2385
miss_total: 1293
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff8f8205bc1000.statahead_stats=
statahead total: 114
statahead wrong: 2
agl total: 110
list_total: 28
fname_total: 69
hit_total: 2385
miss_total: 1293
mdc.lustre-MDT0000-mdc-ffff8f8205bc1000.batch_stats=
snapshot_time:            1788516866.899748427 secs.nsecs
start_time:               1788516784.027459623 secs.nsecs
elapsed_time:             82.872288804 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         1   5   5
4:		         4  20  25
8:		         1   5  30
16:		         0   0  30
32:		         4  20  50
64:		        10  50 100
mdc.lustre-MDT0001-mdc-ffff8f8205bc1000.batch_stats=
snapshot_time:            1788516866.899816190 secs.nsecs
start_time:               1788516784.027533812 secs.nsecs
elapsed_time:             82.872282378 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   5   5
2:		         0   0   5
4:		         4  20  25
8:		         1   5  30
16:		         0   0  30
32:		         5  25  55
64:		         9  45 100
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