== sanity test 123ab: verify statahead work by using statx ========================================================== 11:29:12 (1788276552)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8c06c507e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c06c507e800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.00 seconds: 50.11 ops/second
llite.lustre-ffff8c06c507e800.statahead_max=0
100

real	0m2.856s
user	0m0.007s
sys	0m0.292s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff8c06c507e800.statahead_max=128
llite.lustre-ffff8c06c507e800.statahead_max=128
100

real	0m0.935s
user	0m0.010s
sys	0m0.185s
'statx -l' 100 files with statahead: 1 sec
statahead total: 122
statahead wrong: 2
agl total: 118
list_total: 28
fname_total: 94
hit_total: 1713
miss_total: 1533
swrong=2 ewrong=2
 - open/close 659 (time 1788276580.61 total 10.00 last 65.89)
total: 900 open/close in 14.23 seconds: 63.26 ops/second
llite.lustre-ffff8c06c507e800.statahead_max=0
1000

real	0m28.667s
user	0m0.097s
sys	0m2.930s
'statx -l' 1000 files without statahead: 28 sec
llite.lustre-ffff8c06c507e800.statahead_max=128
llite.lustre-ffff8c06c507e800.statahead_max=128
1000

real	0m5.205s
user	0m0.073s
sys	0m1.392s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 29
fname_total: 94
hit_total: 2712
miss_total: 1533
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff8c06c507e800.statahead_stats=
statahead total: 123
statahead wrong: 2
agl total: 119
list_total: 29
fname_total: 94
hit_total: 2712
miss_total: 1533
mdc.lustre-MDT0000-mdc-ffff8c06c507e800.batch_stats=
snapshot_time:            1788276649.911274621 secs.nsecs
start_time:               1788276556.809970789 secs.nsecs
elapsed_time:             93.101303832 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
2:		         0   0   0
4:		         3  13  13
8:		         2   8  21
16:		         1   4  26
32:		         3  13  39
64:		        14  60 100
mdc.lustre-MDT0001-mdc-ffff8c06c507e800.batch_stats=
snapshot_time:            1788276649.911482076 secs.nsecs
start_time:               1788276556.810037926 secs.nsecs
elapsed_time:             93.101444150 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  28  28
2:		         0   0  28
4:		         2   8  36
8:		         1   4  40
16:		         1   4  44
32:		        10  40  84
64:		         4  16 100
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