== sanity test 123ab: verify statahead work by using statx ========================================================== 05:57:01 (1787565421)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9ca943f61800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9ca943f61800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64  /mnt/lustre/d123ab.sanity
total: 100 open/close in 1.89 seconds: 52.91 ops/second
llite.lustre-ffff9ca943f61800.statahead_max=0
100

real	0m1.858s
user	0m0.007s
sys	0m0.249s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9ca943f61800.statahead_max=128
llite.lustre-ffff9ca943f61800.statahead_max=128
100

real	0m0.959s
user	0m0.008s
sys	0m0.155s
'statx -l' 100 files with statahead: 1 sec
statahead total: 125
statahead wrong: 2
agl total: 121
list_total: 26
fname_total: 75
hit_total: 1804
miss_total: 1303
swrong=2 ewrong=2
 - open/close 862 (time 1787565446.59 total 10.01 last 86.09)
total: 900 open/close in 10.59 seconds: 84.96 ops/second
llite.lustre-ffff9ca943f61800.statahead_max=0
1000

real	0m19.530s
user	0m0.082s
sys	0m2.515s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff9ca943f61800.statahead_max=128
llite.lustre-ffff9ca943f61800.statahead_max=128
1000

real	0m5.741s
user	0m0.057s
sys	0m1.224s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 27
fname_total: 75
hit_total: 2803
miss_total: 1303
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 22 seconds
llite.lustre-ffff9ca943f61800.statahead_stats=
statahead total: 126
statahead wrong: 2
agl total: 122
list_total: 27
fname_total: 75
hit_total: 2803
miss_total: 1303
mdc.lustre-MDT0000-mdc-ffff9ca943f61800.batch_stats=
snapshot_time:            1787565505.627841349 secs.nsecs
start_time:               1787565426.216775910 secs.nsecs
elapsed_time:             79.411065439 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   9   9
2:		         1   4  13
4:		         2   9  22
8:		         3  13  36
16:		         0   0  36
32:		         3  13  50
64:		        11  50 100
mdc.lustre-MDT0001-mdc-ffff9ca943f61800.batch_stats=
snapshot_time:            1787565505.627908174 secs.nsecs
start_time:               1787565426.216926922 secs.nsecs
elapsed_time:             79.410981252 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  13  13
2:		         0   0  13
4:		         2   9  22
8:		         2   9  31
16:		         1   4  36
32:		         4  18  54
64:		        10  45 100
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