== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:00:25 (1787781625)
llite.lustre-ffff946912672800.statahead_max=1024
llite.lustre-ffff946912672800.statahead_batch_max=32
llite.lustre-ffff946912672800.statahead_min=64
llite.lustre-ffff946912672800.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 5.76 seconds: 173.49 ops/second
llite.lustre-ffff946912672800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff946912672800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff946912672800.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: 0
list_total: 0
fname_total: 1
hit_total: 0
miss_total: 0
snapshot_time:            1787781642.076683983 secs.nsecs
start_time:               1787781636.886225711 secs.nsecs
elapsed_time:             5.190458272 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         8   8  16
4:		         8   8  25
8:		         6   6  31
16:		         3   3  35
32:		        59  64 100
snapshot_time:            1787781642.077163605 secs.nsecs
start_time:               1787781636.886341152 secs.nsecs
elapsed_time:             5.190822453 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787781673.217076047 secs.nsecs
start_time:               1787781636.886225711 secs.nsecs
elapsed_time:             36.330850336 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         8   8  17
4:		         8   8  26
8:		         6   6  32
16:		         3   3  35
32:		        59  64 100
snapshot_time:            1787781673.217144175 secs.nsecs
start_time:               1787781636.886341152 secs.nsecs
elapsed_time:             36.330803023 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 4.63 seconds: 216.01 ops/second
llite.lustre-ffff946912672800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff946912672800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff946912672800.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:            1787781686.307830613 secs.nsecs
start_time:               1787781682.989085903 secs.nsecs
elapsed_time:             3.318744710 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         3   3  11
8:		         8   9  21
16:		         6   7  28
32:		        60  71 100
snapshot_time:            1787781686.307895710 secs.nsecs
start_time:               1787781682.989225899 secs.nsecs
elapsed_time:             3.318669811 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: 995
miss_total: 0
snapshot_time:            1787781717.804022528 secs.nsecs
start_time:               1787781682.989085903 secs.nsecs
elapsed_time:             34.814936625 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         3   3  12
8:		         8   9  22
16:		         6   7  29
32:		        60  70 100
snapshot_time:            1787781717.804089796 secs.nsecs
start_time:               1787781682.989225899 secs.nsecs
elapsed_time:             34.814863897 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787781725 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787781734 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff946912672800.enable_statahead_fname=1
llite.lustre-ffff946912672800.statahead_min=8
llite.lustre-ffff946912672800.statahead_batch_max=64
llite.lustre-ffff946912672800.statahead_max=128