== sanity test 123ab: verify statahead work by using statx ========================================================== 00:54:31 (1788670471)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa023b6b2a000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa023b6b2a000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.72 seconds: 36.72 ops/second
llite.lustre-ffffa023b6b2a000.statahead_max=0
100

real	0m2.284s
user	0m0.011s
sys	0m0.305s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffffa023b6b2a000.statahead_max=128
llite.lustre-ffffa023b6b2a000.statahead_max=128
100

real	0m0.737s
user	0m0.007s
sys	0m0.147s
'statx -l' 100 files with statahead: 1 sec
statahead total: 128
statahead wrong: 2
agl total: 124
list_total: 26
fname_total: 88
hit_total: 1717
miss_total: 1389
swrong=2 ewrong=2
 - open/close 727 (time 1788670498.73 total 10.00 last 72.70)
total: 900 open/close in 12.33 seconds: 72.97 ops/second
llite.lustre-ffffa023b6b2a000.statahead_max=0
1000

real	0m26.364s
user	0m0.085s
sys	0m2.762s
'statx -l' 1000 files without statahead: 26 sec
llite.lustre-ffffa023b6b2a000.statahead_max=128
llite.lustre-ffffa023b6b2a000.statahead_max=128
1000

real	0m6.000s
user	0m0.061s
sys	0m1.297s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 27
fname_total: 88
hit_total: 2716
miss_total: 1389
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffffa023b6b2a000.statahead_stats=
statahead total: 129
statahead wrong: 2
agl total: 125
list_total: 27
fname_total: 88
hit_total: 2716
miss_total: 1389
mdc.lustre-MDT0000-mdc-ffffa023b6b2a000.batch_stats=
snapshot_time:            1788670567.322677479 secs.nsecs
start_time:               1788670475.997316923 secs.nsecs
elapsed_time:             91.325360556 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  16  16
2:		         1   4  20
4:		         2   8  28
8:		         1   4  32
16:		         3  12  44
32:		         6  24  68
64:		         8  32 100
mdc.lustre-MDT0001-mdc-ffffa023b6b2a000.batch_stats=
snapshot_time:            1788670567.322806749 secs.nsecs
start_time:               1788670475.997777156 secs.nsecs
elapsed_time:             91.325029593 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  13
4:		         2   8  21
8:		         3  13  34
16:		         1   4  39
32:		         3  13  52
64:		        11  47 100
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