== sanity test 123ab: verify statahead work by using statx ========================================================== 03:05:56 (1785395156)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9e3b61727000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9e3b61727000.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 5.13 seconds: 19.49 ops/second
llite.lustre-ffff9e3b61727000.statahead_max=0
100

real	0m3.124s
user	0m0.010s
sys	0m0.295s
'statx -l' 100 files without statahead: 3 sec
llite.lustre-ffff9e3b61727000.statahead_max=128
llite.lustre-ffff9e3b61727000.statahead_max=128
100

real	0m0.963s
user	0m0.007s
sys	0m0.161s
'statx -l' 100 files with statahead: 1 sec
statahead total: 170
statahead wrong: 2
agl total: 164
list_total: 28
fname_total: 127
hit_total: 1925
miss_total: 1566
swrong=2 ewrong=2
 - open/close 644 (time 1785395193.25 total 10.03 last 64.24)
total: 900 open/close in 16.02 seconds: 56.17 ops/second
llite.lustre-ffff9e3b61727000.statahead_max=0
1000

real	0m31.624s
user	0m0.071s
sys	0m2.890s
'statx -l' 1000 files without statahead: 31 sec
llite.lustre-ffff9e3b61727000.statahead_max=128
llite.lustre-ffff9e3b61727000.statahead_max=128
1000

real	0m5.442s
user	0m0.050s
sys	0m1.253s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 171
statahead wrong: 2
agl total: 165
list_total: 29
fname_total: 127
hit_total: 2924
miss_total: 1566
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 28 seconds
llite.lustre-ffff9e3b61727000.statahead_stats=
statahead total: 171
statahead wrong: 2
agl total: 165
list_total: 29
fname_total: 127
hit_total: 2924
miss_total: 1566
mdc.lustre-MDT0000-mdc-ffff9e3b61727000.batch_stats=
snapshot_time:            1785395280.234214684 secs.nsecs
start_time:               1785395162.592754966 secs.nsecs
elapsed_time:             117.641459718 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  12  12
2:		         1   4  16
4:		         3  12  28
8:		         1   4  32
16:		         1   4  36
32:		         9  36  72
64:		         7  28 100
mdc.lustre-MDT0001-mdc-ffff9e3b61727000.batch_stats=
snapshot_time:            1785395280.234346354 secs.nsecs
start_time:               1785395162.592874961 secs.nsecs
elapsed_time:             117.641471393 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   8   8
2:		         0   0   8
4:		         0   0   8
8:		         6  24  32
16:		         2   8  40
32:		         6  24  64
64:		         9  36 100
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