== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:24:01 (1786987441)
llite.lustre-ffff8baa7b854000.statahead_max=1024
llite.lustre-ffff8baa7b854000.statahead_batch_max=32
llite.lustre-ffff8baa7b854000.statahead_min=64
llite.lustre-ffff8baa7b854000.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 8.75 seconds: 114.30 ops/second
llite.lustre-ffff8baa7b854000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8baa7b854000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8baa7b854000.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:            1786987464.911890709 secs.nsecs
start_time:               1786987458.444729680 secs.nsecs
elapsed_time:             6.467161029 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         8   9  13
4:		         9  10  24
8:		         5   5  29
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1786987464.911958276 secs.nsecs
start_time:               1786987458.457264743 secs.nsecs
elapsed_time:             6.454693533 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:            1786987496.380870527 secs.nsecs
start_time:               1786987458.444729680 secs.nsecs
elapsed_time:             37.936140847 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         8   9  14
4:		         9  10  25
8:		         5   5  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1786987496.381180833 secs.nsecs
start_time:               1786987458.457264743 secs.nsecs
elapsed_time:             37.923916090 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 6.30 seconds: 158.79 ops/second
llite.lustre-ffff8baa7b854000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8baa7b854000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8baa7b854000.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:            1786987512.232677604 secs.nsecs
start_time:               1786987508.390291141 secs.nsecs
elapsed_time:             3.842386463 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  17  17
2:		         8   7  25
4:		         6   5  31
8:		         6   5  36
16:		         6   5  42
32:		        59  57 100
snapshot_time:            1786987512.232731292 secs.nsecs
start_time:               1786987508.390421152 secs.nsecs
elapsed_time:             3.842310140 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786987542.998327654 secs.nsecs
start_time:               1786987508.390291141 secs.nsecs
elapsed_time:             34.608036513 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        19  18  18
2:		         8   7  25
4:		         6   5  31
8:		         6   5  37
16:		         6   5  43
32:		        59  56 100
snapshot_time:            1786987542.998406475 secs.nsecs
start_time:               1786987508.390421152 secs.nsecs
elapsed_time:             34.607985323 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786987552 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1786987563 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8baa7b854000.enable_statahead_fname=1
llite.lustre-ffff8baa7b854000.statahead_min=8
llite.lustre-ffff8baa7b854000.statahead_batch_max=64
llite.lustre-ffff8baa7b854000.statahead_max=128