== sanity test 123ab: verify statahead work by using statx ========================================================== 22:50:50 (1788749450)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8a464a0f7000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8a464a0f7000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.29 seconds: 43.58 ops/second
llite.lustre-ffff8a464a0f7000.statahead_max=0
100

real	0m2.299s
user	0m0.012s
sys	0m0.274s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff8a464a0f7000.statahead_max=128
llite.lustre-ffff8a464a0f7000.statahead_max=128
100

real	0m0.678s
user	0m0.012s
sys	0m0.131s
'statx -l' 100 files with statahead: 1 sec
statahead total: 125
statahead wrong: 2
agl total: 122
list_total: 26
fname_total: 85
hit_total: 1883
miss_total: 1638
swrong=2 ewrong=2
 - open/close 853 (time 1788749474.68 total 10.01 last 85.26)
total: 900 open/close in 10.71 seconds: 84.01 ops/second
llite.lustre-ffff8a464a0f7000.statahead_max=0
1000

real	0m18.337s
user	0m0.082s
sys	0m2.566s
'statx -l' 1000 files without statahead: 19 sec
llite.lustre-ffff8a464a0f7000.statahead_max=128
llite.lustre-ffff8a464a0f7000.statahead_max=128
1000

real	0m4.356s
user	0m0.050s
sys	0m1.237s
'statx -l' 1000 files with statahead: 4 sec
statahead total: 126
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 85
hit_total: 2882
miss_total: 1638
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8a464a0f7000.statahead_stats=
statahead total: 126
statahead wrong: 2
agl total: 123
list_total: 27
fname_total: 85
hit_total: 2882
miss_total: 1638
mdc.lustre-MDT0000-mdc-ffff8a464a0f7000.batch_stats=
snapshot_time:            1788749525.782674201 secs.nsecs
start_time:               1788749454.188727278 secs.nsecs
elapsed_time:             71.593946923 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   4   4
2:		         2   8  13
4:		         0   0  13
8:		         3  13  26
16:		         2   8  34
32:		         3  13  47
64:		        12  52 100
mdc.lustre-MDT0001-mdc-ffff8a464a0f7000.batch_stats=
snapshot_time:            1788749525.782745017 secs.nsecs
start_time:               1788749454.188814828 secs.nsecs
elapsed_time:             71.593930189 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  19  19
2:		         1   4  23
4:		         2   9  33
8:		         0   0  33
16:		         1   4  38
32:		         6  28  66
64:		         7  33 100
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