== sanity test 123ab: verify statahead work by using statx ========================================================== 11:22:30 (1787584950)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.18 seconds: 45.90 ops/second
llite.lustre-ffff9c0c6ee19800.statahead_max=0
100

real	0m2.522s
user	0m0.008s
sys	0m0.286s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9c0c6ee19800.statahead_max=128
llite.lustre-ffff9c0c6ee19800.statahead_max=128
100

real	0m0.776s
user	0m0.008s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 121
statahead wrong: 1
agl total: 117
list_total: 26
fname_total: 94
hit_total: 1748
miss_total: 242
swrong=1 ewrong=1
 - open/close 835 (time 1787584975.35 total 10.00 last 83.47)
total: 900 open/close in 10.90 seconds: 82.55 ops/second
llite.lustre-ffff9c0c6ee19800.statahead_max=0
1000

real	0m21.506s
user	0m0.072s
sys	0m2.608s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff9c0c6ee19800.statahead_max=128
llite.lustre-ffff9c0c6ee19800.statahead_max=128
1000

real	0m4.892s
user	0m0.063s
sys	0m1.313s
'statx -l' 1000 files with statahead: 5 sec
statahead total: 122
statahead wrong: 1
agl total: 118
list_total: 27
fname_total: 94
hit_total: 2747
miss_total: 242
swrong=1 ewrong=1
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff9c0c6ee19800.statahead_stats=
statahead total: 122
statahead wrong: 1
agl total: 118
list_total: 27
fname_total: 94
hit_total: 2747
miss_total: 242
mdc.lustre-MDT0000-mdc-ffff9c0c6ee19800.batch_stats=
snapshot_time:            1787585030.848012621 secs.nsecs
start_time:               1787584954.437597882 secs.nsecs
elapsed_time:             76.410414739 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7  25  25
2:		         1   3  28
4:		         2   7  35
8:		         2   7  42
16:		         2   7  50
32:		         5  17  67
64:		         9  32 100
mdc.lustre-MDT0001-mdc-ffff9c0c6ee19800.batch_stats=
snapshot_time:            1787585030.848107250 secs.nsecs
start_time:               1787584954.437991338 secs.nsecs
elapsed_time:             76.410115912 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  17  17
2:		         1   3  21
4:		         5  17  39
8:		         2   7  46
16:		         1   3  50
32:		         5  17  67
64:		         9  32 100
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