== sanity test 123ab: verify statahead work by using statx ========================================================== 20:52:35 (1777423955)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff9f52c4fbf000.batch_stats=0
total: 100 open/close in 0.61 seconds: 165.17 ops/second
llite.lustre-ffff9f52c4fbf000.statahead_max=0
100

real	0m0.631s
user	0m0.007s
sys	0m0.219s
statx -l 100 files without statahead: 1 sec
llite.lustre-ffff9f52c4fbf000.statahead_max=128
128
100

real	0m0.373s
user	0m0.004s
sys	0m0.163s
statx -l 100 files with statahead: 1 sec
statahead total: 95
statahead wrong: 2
agl total: 92
list_total: 25
fname_total: 70
hit_total: 6450
miss_total: 508
total: 900 open/close in 1.97 seconds: 456.22 ops/second
llite.lustre-ffff9f52c4fbf000.statahead_max=0
1000

real	0m6.754s
user	0m0.066s
sys	0m2.412s
statx -l 1000 files without statahead: 7 sec
llite.lustre-ffff9f52c4fbf000.statahead_max=128
128
1000

real	0m3.287s
user	0m0.033s
sys	0m2.476s
statx -l 1000 files with statahead: 3 sec
statahead total: 96
statahead wrong: 2
agl total: 93
list_total: 26
fname_total: 70
hit_total: 7449
miss_total: 508
 - open/close 3529 (time 1777423985.97 total 10.00 last 352.89)
 - open/close 7788 (time 1777423995.97 total 20.00 last 425.80)
total: 9000 open/close in 23.00 seconds: 391.33 ops/second
llite.lustre-ffff9f52c4fbf000.statahead_max=0
10000

real	0m56.003s
user	0m0.488s
sys	0m20.473s
statx -l 10000 files without statahead: 56 sec
llite.lustre-ffff9f52c4fbf000.statahead_max=128
128
10000

real	0m25.096s
user	0m0.248s
sys	0m19.580s
statx -l 10000 files with statahead: 25 sec
statahead total: 97
statahead wrong: 2
agl total: 94
list_total: 27
fname_total: 70
hit_total: 17448
miss_total: 508
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 60 seconds
llite.lustre-ffff9f52c4fbf000.statahead_stats=
statahead total: 97
statahead wrong: 2
agl total: 94
list_total: 27
fname_total: 70
hit_total: 17448
miss_total: 508
mdc.lustre-MDT0000-mdc-ffff9f52c4fbf000.batch_stats=
snapshot_time:            1777424152.248859331 secs.nsecs
start_time:               1777423957.032459304 secs.nsecs
elapsed_time:             195.216400027 secs.nsecs
subreqs per batch   batches   % cum %
1:		       415  50  50
2:		        68   8  58
4:		        65   7  66
8:		       110  13  80
16:		        13   1  81
32:		         2   0  81
64:		       149  18 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536