== sanity test 123ab: verify statahead work by using statx ========================================================== 07:25:39 (1786533939)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.80 seconds: 124.76 ops/second
llite.lustre-ffff8a4d08646800.statahead_max=0
100

real	0m0.791s
user	0m0.003s
sys	0m0.282s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8a4d08646800.statahead_max=128
llite.lustre-ffff8a4d08646800.statahead_max=128
100

real	0m0.557s
user	0m0.005s
sys	0m0.279s
'statx -l' 100 files with statahead: 0 sec
statahead total: 83
statahead wrong: 2
agl total: 81
list_total: 24
fname_total: 59
hit_total: 1792
miss_total: 969
swrong=2 ewrong=2
total: 900 open/close in 3.01 seconds: 299.40 ops/second
llite.lustre-ffff8a4d08646800.statahead_max=0
1000

real	0m7.524s
user	0m0.084s
sys	0m2.561s
'statx -l' 1000 files without statahead: 8 sec
llite.lustre-ffff8a4d08646800.statahead_max=128
llite.lustre-ffff8a4d08646800.statahead_max=128
1000

real	0m3.825s
user	0m0.035s
sys	0m2.401s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 25
fname_total: 59
hit_total: 2791
miss_total: 969
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 5 seconds
llite.lustre-ffff8a4d08646800.statahead_stats=
statahead total: 84
statahead wrong: 2
agl total: 82
list_total: 25
fname_total: 59
hit_total: 2791
miss_total: 969
mdc.lustre-MDT0000-mdc-ffff8a4d08646800.batch_stats=
snapshot_time:            1786533968.083761155 secs.nsecs
start_time:               1786533940.590105694 secs.nsecs
elapsed_time:             27.493655461 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  37  37
2:		         1   3  40
4:		         4  12  53
8:		         1   3  56
16:		         0   0  56
32:		         3   9  65
64:		        11  34 100
mdc.lustre-MDT0001-mdc-ffff8a4d08646800.batch_stats=
snapshot_time:            1786533968.083823194 secs.nsecs
start_time:               1786533940.590170761 secs.nsecs
elapsed_time:             27.493652433 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        20  52  52
2:		         0   0  52
4:		         2   5  57
8:		         2   5  63
16:		         1   2  65
32:		         2   5  71
64:		        11  28 100
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