== sanity test 123ab: verify statahead work by using statx ========================================================== 11:51:48 (1783353108)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff949cc3f5c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff949cc3f5c000.batch_stats=0
striped dir -i1 -c2 -H crush2  /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.82 seconds: 121.50 ops/second
llite.lustre-ffff949cc3f5c000.statahead_max=0
100

real	0m0.729s
user	0m0.004s
sys	0m0.249s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff949cc3f5c000.statahead_max=128
llite.lustre-ffff949cc3f5c000.statahead_max=128
100

real	0m0.355s
user	0m0.004s
sys	0m0.204s
'statx -l' 100 files with statahead: 0 sec
statahead total: 88
statahead wrong: 2
agl total: 86
list_total: 25
fname_total: 63
hit_total: 2241
miss_total: 758
swrong=2 ewrong=2
total: 900 open/close in 2.78 seconds: 323.36 ops/second
llite.lustre-ffff949cc3f5c000.statahead_max=0
1000

real	0m7.777s
user	0m0.069s
sys	0m2.493s
'statx -l' 1000 files without statahead: 8 sec
llite.lustre-ffff949cc3f5c000.statahead_max=128
llite.lustre-ffff949cc3f5c000.statahead_max=128
1000

real	0m3.022s
user	0m0.036s
sys	0m1.666s
'statx -l' 1000 files with statahead: 3 sec
statahead total: 89
statahead wrong: 2
agl total: 87
list_total: 26
fname_total: 63
hit_total: 3240
miss_total: 758
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 8 seconds
llite.lustre-ffff949cc3f5c000.statahead_stats=
statahead total: 89
statahead wrong: 2
agl total: 87
list_total: 26
fname_total: 63
hit_total: 3240
miss_total: 758
mdc.lustre-MDT0000-mdc-ffff949cc3f5c000.batch_stats=
snapshot_time:            1783353139.898727837 secs.nsecs
start_time:               1783353109.975536765 secs.nsecs
elapsed_time:             29.923191072 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  44  44
2:		         1   2  47
4:		         0   0  47
8:		         4  10  57
16:		         1   2  60
32:		         4  10  71
64:		        11  28 100
mdc.lustre-MDT0001-mdc-ffff949cc3f5c000.batch_stats=
snapshot_time:            1783353139.898803169 secs.nsecs
start_time:               1783353109.975656908 secs.nsecs
elapsed_time:             29.923146261 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  33  33
2:		         3  11  44
4:		         1   3  48
8:		         0   0  48
16:		         0   0  48
32:		         6  22  70
64:		         8  29 100
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