== sanity test 123ab: verify statahead work by using statx ========================================================== 14:26:30 (1771442790)
seq.cli-lustre-OST0000-super.width=0x1ffffff
seq.cli-lustre-OST0001-super.width=0x1ffffff
kvm
mdc.lustre-MDT0000-mdc-ffff951593630800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff951593630800.batch_stats=0
striped dir -i1 -c2 -H fnv_1a_64 /mnt/lustre/d123ab.sanity
total: 100 open/close in 0.60 seconds: 167.24 ops/second
llite.lustre-ffff951593630800.statahead_max=0
100

real	0m0.544s
user	0m0.006s
sys	0m0.216s
statx -l 100 files without statahead: 0 sec
llite.lustre-ffff951593630800.statahead_max=128
128
100

real	0m0.443s
user	0m0.005s
sys	0m0.224s
statx -l 100 files with statahead: 1 sec
statahead total: 95
statahead wrong: 2
agl total: 93
list_total: 26
fname_total: 69
hit_total: 11814
miss_total: 1125
total: 900 open/close in 1.83 seconds: 490.74 ops/second
llite.lustre-ffff951593630800.statahead_max=0
1000

real	0m5.286s
user	0m0.038s
sys	0m2.060s
statx -l 1000 files without statahead: 6 sec
llite.lustre-ffff951593630800.statahead_max=128
128
1000

real	0m2.590s
user	0m0.024s
sys	0m1.523s
statx -l 1000 files with statahead: 2 sec
statahead total: 96
statahead wrong: 2
agl total: 94
list_total: 27
fname_total: 69
hit_total: 12813
miss_total: 1125
 - open/close 4815 (time 1771442818.11 total 10.00 last 481.43)
total: 9000 open/close in 19.04 seconds: 472.79 ops/second
llite.lustre-ffff951593630800.statahead_max=0
10000

real	0m57.573s
user	0m0.484s
sys	0m21.426s
statx -l 10000 files without statahead: 57 sec
llite.lustre-ffff951593630800.statahead_max=128
128
10000

real	0m28.500s
user	0m0.254s
sys	0m17.847s
statx -l 10000 files with statahead: 28 sec
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 69
hit_total: 22812
miss_total: 1125
statx -l done
rm -r /mnt/lustre/d123ab.sanity: 63 seconds
llite.lustre-ffff951593630800.statahead_stats=
statahead total: 97
statahead wrong: 2
agl total: 95
list_total: 28
fname_total: 69
hit_total: 22812
miss_total: 1125
mdc.lustre-MDT0000-mdc-ffff951593630800.batch_stats=
snapshot_time:            1771442989.639733758 secs.nsecs
start_time:               1771442791.702186497 secs.nsecs
elapsed_time:             197.937547261 secs.nsecs
subreqs per batch   batches   % cum %
1:		       223  53  53
2:		        27   6  60
4:		        11   2  62
8:		         6   1  64
16:		         2   0  64
32:		        34   8  72
64:		       113  27 100
mdc.lustre-MDT0001-mdc-ffff951593630800.batch_stats=
snapshot_time:            1771442989.639806210 secs.nsecs
start_time:               1771442791.702279682 secs.nsecs
elapsed_time:             197.937526528 secs.nsecs
subreqs per batch   batches   % cum %
1:		       227  55  55
2:		        19   4  59
4:		        11   2  62
8:		         4   0  63
16:		         3   0  64
32:		        46  11  75
64:		       101  24 100
seq.cli-lustre-OST0000-super.width=65536
seq.cli-lustre-OST0001-super.width=65536