== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:48:30 (1748472510)
llite.lustre-ffff880097cdf000.statahead_max=1024
llite.lustre-ffff880097cdf000.statahead_batch_max=32
llite.lustre-ffff880097cdf000.statahead_min=64
llite.lustre-ffff880097cdf000.enable_statahead_fname=1
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity.%06d 1000
- ls /mnt/lustre/d123i.sanity/* > /dev/null
total: 1000 create in 0.94 seconds: 1062.04 ops/second
llite.lustre-ffff880097cdf000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880097cdf000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880097cdf000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1748472513.969476631 secs.nsecs
start_time:               1748472513.322056096 secs.nsecs
elapsed_time:             0.647420535 secs.nsecs
subreqs per batch   batches   % cum %
1:		         5   5   5
2:		         3   3   9
4:		        12  13  23
8:		         5   5  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1748472513.969507752 secs.nsecs
start_time:               1748472513.322116388 secs.nsecs
elapsed_time:             0.647391364 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
Waiting 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1748472544.124714348 secs.nsecs
start_time:               1748472513.322056096 secs.nsecs
elapsed_time:             30.802658252 secs.nsecs
subreqs per batch   batches   % cum %
1:		         6   6   6
2:		         3   3  10
4:		        12  13  24
8:		         5   5  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1748472544.124816582 secs.nsecs
start_time:               1748472513.322116388 secs.nsecs
elapsed_time:             30.802700194 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Command:
- createmany -m /mnt/lustre/d123i.sanity/f123i.sanity 1000
- aheadmany -c stat -N -s 0 -e 1000 -b f123i.sanity -d /mnt/lustre/d123i.sanity
total: 1000 create in 1.77 seconds: 564.83 ops/second
llite.lustre-ffff880097cdf000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff880097cdf000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff880097cdf000.batch_stats=0
statahead_stats (Pre):
statahead total: 0
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 0
hit_total: 0
miss_total: 0
statahead_stats (Post):
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1748472547.797259655 secs.nsecs
start_time:               1748472547.302290648 secs.nsecs
elapsed_time:             0.494969007 secs.nsecs
subreqs per batch   batches   % cum %
1:		        42  34  34
2:		         1   0  35
4:		         3   2  38
8:		        10   8  46
16:		         9   7  53
32:		        56  46 100
snapshot_time:            1748472547.797289823 secs.nsecs
start_time:               1748472547.302387502 secs.nsecs
elapsed_time:             0.494902321 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1748472577.958161011 secs.nsecs
start_time:               1748472547.302290648 secs.nsecs
elapsed_time:             30.655870363 secs.nsecs
subreqs per batch   batches   % cum %
1:		        43  35  35
2:		         1   0  36
4:		         3   2  38
8:		        10   8  46
16:		         9   7  54
32:		        56  45 100
snapshot_time:            1748472577.958215416 secs.nsecs
start_time:               1748472547.302387502 secs.nsecs
elapsed_time:             30.655827914 secs.nsecs
subreqs per batch   batches   % cum %
1:		         0   0   0
 - unlinked 0 (time 1748472579 ; total 0 ; last 0)
total: 1000 unlinks in 1 seconds: 1000.000000 unlinks/second
 - unlinked 0 (time 1748472581 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
llite.lustre-ffff880097cdf000.enable_statahead_fname=1
llite.lustre-ffff880097cdf000.statahead_min=8
llite.lustre-ffff880097cdf000.statahead_batch_max=64
llite.lustre-ffff880097cdf000.statahead_max=128