== sanity test 123ab: verify statahead work by using statx ========================================================== 23:20:07 (1788837607)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff8eeb11889000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8eeb11889000.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.11 seconds: 47.49 ops/second
llite.lustre-ffff8eeb11889000.statahead_max=0
100

real	0m1.779s
user	0m0.010s
sys	0m0.276s
'statx -l' 100 files without statahead: 1 sec
llite.lustre-ffff8eeb11889000.statahead_max=128
llite.lustre-ffff8eeb11889000.statahead_max=128
100

real	0m0.779s
user	0m0.009s
sys	0m0.144s
'statx -l' 100 files with statahead: 1 sec
statahead total: 98
statahead wrong: 2
agl total: 95
list_total: 27
fname_total: 67
hit_total: 2265
miss_total: 1252
swrong=2 ewrong=2
 - open/close 879 (time 1788837630.80 total 10.01 last 87.82)
total: 900 open/close in 10.22 seconds: 88.05 ops/second
llite.lustre-ffff8eeb11889000.statahead_max=0
1000

real	0m18.231s
user	0m0.066s
sys	0m2.463s
'statx -l' 1000 files without statahead: 18 sec
llite.lustre-ffff8eeb11889000.statahead_max=128
llite.lustre-ffff8eeb11889000.statahead_max=128
1000

real	0m5.221s
user	0m0.051s
sys	0m1.328s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 28
fname_total: 67
hit_total: 3264
miss_total: 1252
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 18 seconds
llite.lustre-ffff8eeb11889000.statahead_stats=
statahead total: 99
statahead wrong: 2
agl total: 96
list_total: 28
fname_total: 67
hit_total: 3264
miss_total: 1252
mdc.lustre-MDT0000-mdc-ffff8eeb11889000.batch_stats=
snapshot_time:            1788837683.644137215 secs.nsecs
start_time:               1788837610.653748888 secs.nsecs
elapsed_time:             72.990388327 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3  11  11
2:		         4  14  25
4:		         2   7  33
8:		         1   3  37
16:		         2   7  44
32:		         4  14  59
64:		        11  40 100
mdc.lustre-MDT0001-mdc-ffff8eeb11889000.batch_stats=
snapshot_time:            1788837683.644205263 secs.nsecs
start_time:               1788837610.653896968 secs.nsecs
elapsed_time:             72.990308295 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4  17  17
2:		         3  13  30
4:		         0   0  30
8:		         3  13  43
16:		         0   0  43
32:		         7  30  73
64:		         6  26 100
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