== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:54:52 (1790956492)
llite.lustre-ffff8d6134061000.statahead_max=1024
llite.lustre-ffff8d6134061000.statahead_batch_max=32
llite.lustre-ffff8d6134061000.statahead_min=64
llite.lustre-ffff8d6134061000.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 6.34 seconds: 157.82 ops/second
llite.lustre-ffff8d6134061000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d6134061000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d6134061000.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:            1790956508.277920404 secs.nsecs
start_time:               1790956504.297284186 secs.nsecs
elapsed_time:             3.980636218 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         7   8  17
8:		         5   6  23
16:		         2   2  25
32:		        60  74 100
snapshot_time:            1790956508.277978639 secs.nsecs
start_time:               1790956504.298310781 secs.nsecs
elapsed_time:             3.979667858 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1790956539.415537291 secs.nsecs
start_time:               1790956504.297284186 secs.nsecs
elapsed_time:             35.118253105 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3   9
4:		         7   8  18
8:		         5   6  24
16:		         2   2  26
32:		        60  73 100
snapshot_time:            1790956539.416110170 secs.nsecs
start_time:               1790956504.298310781 secs.nsecs
elapsed_time:             35.117799389 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 5.36 seconds: 186.53 ops/second
llite.lustre-ffff8d6134061000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d6134061000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8d6134061000.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:            1790956552.584626517 secs.nsecs
start_time:               1790956549.484384065 secs.nsecs
elapsed_time:             3.100242452 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         9  10  10
2:		         3   3  13
4:		         4   4  18
8:		         5   5  24
16:		         3   3  27
32:		        62  72 100
snapshot_time:            1790956552.584688189 secs.nsecs
start_time:               1790956549.484514882 secs.nsecs
elapsed_time:             3.100173307 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1790956583.191615377 secs.nsecs
start_time:               1790956549.484384065 secs.nsecs
elapsed_time:             33.707231312 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         3   3  14
4:		         4   4  19
8:		         5   5  25
16:		         3   3  28
32:		        62  71 100
snapshot_time:            1790956583.191680224 secs.nsecs
start_time:               1790956549.484514882 secs.nsecs
elapsed_time:             33.707165342 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790956590 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1790956599 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8d6134061000.enable_statahead_fname=1
llite.lustre-ffff8d6134061000.statahead_min=8
llite.lustre-ffff8d6134061000.statahead_batch_max=64
llite.lustre-ffff8d6134061000.statahead_max=128