== sanity test 123ab: verify statahead work by using statx ========================================================== 23:14:21 (1788750861)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9993bd45e000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9993bd45e000.batch_stats=0
striped dir -i1 -c2 -H all_char  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.08 seconds: 48.06 ops/second
llite.lustre-ffff9993bd45e000.statahead_max=0
100

real	0m1.912s
user	0m0.007s
sys	0m0.264s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff9993bd45e000.statahead_max=128
llite.lustre-ffff9993bd45e000.statahead_max=128
100

real	0m0.742s
user	0m0.011s
sys	0m0.133s
'statx -l' 100 files with statahead: 1 sec
statahead total: 109
statahead wrong: 2
agl total: 106
list_total: 26
fname_total: 80
hit_total: 1698
miss_total: 1480
swrong=2 ewrong=2
total: 900 open/close in 9.79 seconds: 91.94 ops/second
llite.lustre-ffff9993bd45e000.statahead_max=0
1000

real	0m20.159s
user	0m0.078s
sys	0m2.614s
'statx -l' 1000 files without statahead: 20 sec
llite.lustre-ffff9993bd45e000.statahead_max=128
llite.lustre-ffff9993bd45e000.statahead_max=128
1000

real	0m5.576s
user	0m0.053s
sys	0m1.194s
'statx -l' 1000 files with statahead: 6 sec
statahead total: 110
statahead wrong: 2
agl total: 107
list_total: 27
fname_total: 80
hit_total: 2697
miss_total: 1480
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 19 seconds
llite.lustre-ffff9993bd45e000.statahead_stats=
statahead total: 110
statahead wrong: 2
agl total: 107
list_total: 27
fname_total: 80
hit_total: 2697
miss_total: 1480
mdc.lustre-MDT0000-mdc-ffff9993bd45e000.batch_stats=
snapshot_time:            1788750941.892238485 secs.nsecs
start_time:               1788750865.712174677 secs.nsecs
elapsed_time:             76.180063808 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  28  28
2:		         2   6  34
4:		         3   9  43
8:		         2   6  50
16:		         2   6  56
32:		         6  18  75
64:		         8  25 100
mdc.lustre-MDT0001-mdc-ffff9993bd45e000.batch_stats=
snapshot_time:            1788750941.892315295 secs.nsecs
start_time:               1788750865.712320585 secs.nsecs
elapsed_time:             76.179994710 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  20  20
2:		         2   6  26
4:		         3  10  36
8:		         4  13  50
16:		         0   0  50
32:		         8  26  76
64:		         7  23 100
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