== sanity test 123ab: verify statahead work by using statx ========================================================== 03:54:43 (1787471683)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff941b061a9800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff941b061a9800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.92 seconds: 52.02 ops/second
llite.lustre-ffff941b061a9800.statahead_max=0
100

real	0m1.974s
user	0m0.007s
sys	0m0.295s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff941b061a9800.statahead_max=128
llite.lustre-ffff941b061a9800.statahead_max=128
100

real	0m0.942s
user	0m0.009s
sys	0m0.158s
'statx -l' 100 files with statahead: 1 sec
statahead total: 138
statahead wrong: 2
agl total: 134
list_total: 27
fname_total: 96
hit_total: 1718
miss_total: 1560
swrong=2 ewrong=2
 - open/close 756 (time 1787471709.32 total 10.01 last 75.53)
total: 900 open/close in 12.13 seconds: 74.21 ops/second
llite.lustre-ffff941b061a9800.statahead_max=0
1000

real	0m22.969s
user	0m0.108s
sys	0m3.177s
'statx -l' 1000 files without statahead: 23 sec
llite.lustre-ffff941b061a9800.statahead_max=128
llite.lustre-ffff941b061a9800.statahead_max=128
1000

real	0m6.271s
user	0m0.070s
sys	0m1.327s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 28
fname_total: 96
hit_total: 2717
miss_total: 1560
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffff941b061a9800.statahead_stats=
statahead total: 139
statahead wrong: 2
agl total: 135
list_total: 28
fname_total: 96
hit_total: 2717
miss_total: 1560
mdc.lustre-MDT0000-mdc-ffff941b061a9800.batch_stats=
snapshot_time:            1787471774.566823438 secs.nsecs
start_time:               1787471688.077086495 secs.nsecs
elapsed_time:             86.489736943 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         0   0   4
4:		         4  17  21
8:		         1   4  26
16:		         1   4  30
32:		         5  21  52
64:		        11  47 100
mdc.lustre-MDT0001-mdc-ffff941b061a9800.batch_stats=
snapshot_time:            1787471774.566903706 secs.nsecs
start_time:               1787471688.077180065 secs.nsecs
elapsed_time:             86.489723641 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         1   4  12
4:		         2   8  20
8:		         2   8  28
16:		         3  12  40
32:		         7  28  68
64:		         8  32 100
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