== sanity test 123ab: verify statahead work by using statx ========================================================== 07:51:07 (1787140267)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff967ea9564800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff967ea9564800.batch_stats=0
striped dir -i1 -c2 -H crush  /mnt/lustre/d123ab.sanity
total: 100 open/close in 2.64 seconds: 37.85 ops/second
llite.lustre-ffff967ea9564800.statahead_max=0
100

real	0m1.531s
user	0m0.009s
sys	0m0.286s
'statx -l' 100 files without statahead: 2 sec
llite.lustre-ffff967ea9564800.statahead_max=128
llite.lustre-ffff967ea9564800.statahead_max=128
100

real	0m0.753s
user	0m0.008s
sys	0m0.146s
'statx -l' 100 files with statahead: 1 sec
statahead total: 148
statahead wrong: 2
agl total: 144
list_total: 26
fname_total: 122
hit_total: 1817
miss_total: 1369
swrong=2 ewrong=2
total: 900 open/close in 7.13 seconds: 126.17 ops/second
llite.lustre-ffff967ea9564800.statahead_max=0
1000

real	0m21.360s
user	0m0.075s
sys	0m2.869s
'statx -l' 1000 files without statahead: 22 sec
llite.lustre-ffff967ea9564800.statahead_max=128
llite.lustre-ffff967ea9564800.statahead_max=128
1000

real	0m6.374s
user	0m0.073s
sys	0m1.442s
'statx -l' 1000 files with statahead: 7 sec
statahead total: 149
statahead wrong: 2
agl total: 145
list_total: 27
fname_total: 122
hit_total: 2816
miss_total: 1369
swrong=2 ewrong=2
'statx -l' done
unlink + rm -r /mnt/lustre/d123ab.sanity: 21 seconds
llite.lustre-ffff967ea9564800.statahead_stats=
statahead total: 149
statahead wrong: 2
agl total: 145
list_total: 27
fname_total: 122
hit_total: 2816
miss_total: 1369
mdc.lustre-MDT0000-mdc-ffff967ea9564800.batch_stats=
snapshot_time:            1787140352.210191644 secs.nsecs
start_time:               1787140272.678700677 secs.nsecs
elapsed_time:             79.531490967 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5  19  19
2:		         1   3  23
4:		         1   3  26
8:		         1   3  30
16:		         3  11  42
32:		         3  11  53
64:		        12  46 100
mdc.lustre-MDT0001-mdc-ffff967ea9564800.batch_stats=
snapshot_time:            1787140352.210256407 secs.nsecs
start_time:               1787140272.679647018 secs.nsecs
elapsed_time:             79.530609389 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6  23  23
2:		         3  11  34
4:		         2   7  42
8:		         0   0  42
16:		         1   3  46
32:		        10  38  84
64:		         4  15 100
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