== sanity test 123ab: verify statahead work by using statx ========================================================== 17:53:10 (1787608390)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffffa0f3c16fd800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0f3c16fd800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 3.11 seconds: 32.20 ops/second
llite.lustre-ffffa0f3c16fd800.statahead_max=0
100

real	0m2.575s
user	0m0.009s
sys	0m0.297s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffffa0f3c16fd800.statahead_max=128
llite.lustre-ffffa0f3c16fd800.statahead_max=128
100

real	0m0.769s
user	0m0.007s
sys	0m0.158s
'statx -l' 100 files with statahead: 1 sec
statahead total: 147
statahead wrong: 2
agl total: 143
list_total: 27
fname_total: 118
hit_total: 1602
miss_total: 1705
swrong=2 ewrong=2
 - open/close 765 (time 1787608420.21 total 10.02 last 76.38)
total: 900 open/close in 12.51 seconds: 71.97 ops/second
llite.lustre-ffffa0f3c16fd800.statahead_max=0
1000

real	0m19.500s
user	0m0.084s
sys	0m2.965s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffffa0f3c16fd800.statahead_max=128
llite.lustre-ffffa0f3c16fd800.statahead_max=128
1000

real	0m6.316s
user	0m0.070s
sys	0m1.292s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 148
statahead wrong: 2
agl total: 144
list_total: 28
fname_total: 118
hit_total: 2601
miss_total: 1705
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 20 seconds
llite.lustre-ffffa0f3c16fd800.statahead_stats=
statahead total: 148
statahead wrong: 2
agl total: 144
list_total: 28
fname_total: 118
hit_total: 2601
miss_total: 1705
mdc.lustre-MDT0000-mdc-ffffa0f3c16fd800.batch_stats=
snapshot_time:            1787608480.618214771 secs.nsecs
start_time:               1787608396.470590829 secs.nsecs
elapsed_time:             84.147623942 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         0   0   9
4:		         1   4  13
8:		         3  13  27
16:		         1   4  31
32:		         1   4  36
64:		        14  63 100
mdc.lustre-MDT0001-mdc-ffffa0f3c16fd800.batch_stats=
snapshot_time:            1787608480.618308850 secs.nsecs
start_time:               1787608396.470792725 secs.nsecs
elapsed_time:             84.147516125 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2  10  10
2:		         2  10  21
4:		         1   5  26
8:		         0   0  26
16:		         1   5  31
32:		         5  26  57
64:		         8  42 100
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