== sanity test 123ab: verify statahead work by using statx ========================================================== 11:23:53 (1787585033)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff99b3c51b7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99b3c51b7000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.14 seconds: 31.89 ops/second
llite.lustre-ffff99b3c51b7000.statahead_max=0
100

real	0m2.309s
user	0m0.010s
sys	0m0.292s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff99b3c51b7000.statahead_max=128
llite.lustre-ffff99b3c51b7000.statahead_max=128
100

real	0m0.984s
user	0m0.010s
sys	0m0.164s
'statx -l' 100 files with statahead: 1 sec
statahead total: 165
statahead wrong: 2
agl total: 161
list_total: 27
fname_total: 134
hit_total: 1764
miss_total: 1710
swrong=2 ewrong=2
 - open/close 708 (time 1787585065.91 total 10.02 last 70.67)
total: 900 open/close in 13.30 seconds: 67.66 ops/second
llite.lustre-ffff99b3c51b7000.statahead_max=0
1000

real	0m24.678s
user	0m0.116s
sys	0m3.078s
'statx -l' 1000 files without statahead: 24 sec
llite.lustre-ffff99b3c51b7000.statahead_max=128
llite.lustre-ffff99b3c51b7000.statahead_max=128
1000

real	0m6.266s
user	0m0.070s
sys	0m1.344s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 166
statahead wrong: 2
agl total: 162
list_total: 28
fname_total: 134
hit_total: 2763
miss_total: 1710
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 25 seconds
llite.lustre-ffff99b3c51b7000.statahead_stats=
statahead total: 166
statahead wrong: 2
agl total: 162
list_total: 28
fname_total: 134
hit_total: 2763
miss_total: 1710
mdc.lustre-MDT0000-mdc-ffff99b3c51b7000.batch_stats=
snapshot_time:            1787585139.271256645 secs.nsecs
start_time:               1787585041.339838738 secs.nsecs
elapsed_time:             97.931417907 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         1   4  20
8:		         4  16  36
16:		         1   4  40
32:		         7  28  68
64:		         8  32 100
mdc.lustre-MDT0001-mdc-ffff99b3c51b7000.batch_stats=
snapshot_time:            1787585139.271328915 secs.nsecs
start_time:               1787585041.339944742 secs.nsecs
elapsed_time:             97.931384173 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         3  12  20
8:		         1   4  25
16:		         4  16  41
32:		         4  16  58
64:		        10  41 100
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