== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 23:33:57 (1786764837)
llite.lustre-ffff980d52a8b000.statahead_max=1024
llite.lustre-ffff980d52a8b000.statahead_batch_max=32
llite.lustre-ffff980d52a8b000.statahead_min=64
llite.lustre-ffff980d52a8b000.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 5.09 seconds: 196.35 ops/second
llite.lustre-ffff980d52a8b000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff980d52a8b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff980d52a8b000.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:            1786764854.941424336 secs.nsecs
start_time:               1786764848.906710031 secs.nsecs
elapsed_time:             6.034714305 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        14  15  27
8:		         4   4  31
16:		         1   1  32
32:		        59  67 100
snapshot_time:            1786764854.942473679 secs.nsecs
start_time:               1786764848.906882531 secs.nsecs
elapsed_time:             6.035591148 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:            1786764885.925232839 secs.nsecs
start_time:               1786764848.906710031 secs.nsecs
elapsed_time:             37.018522808 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        14  15  28
8:		         4   4  32
16:		         1   1  33
32:		        59  66 100
snapshot_time:            1786764885.925397393 secs.nsecs
start_time:               1786764848.906882531 secs.nsecs
elapsed_time:             37.018514862 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 4.44 seconds: 225.26 ops/second
llite.lustre-ffff980d52a8b000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff980d52a8b000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff980d52a8b000.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:            1786764899.511805319 secs.nsecs
start_time:               1786764896.512178097 secs.nsecs
elapsed_time:             2.999627222 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         1   1   9
4:		         2   2  12
8:		         7   8  20
16:		         4   4  25
32:		        61  74 100
snapshot_time:            1786764899.511945482 secs.nsecs
start_time:               1786764896.512247621 secs.nsecs
elapsed_time:             2.999697861 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:            1786764929.977623426 secs.nsecs
start_time:               1786764896.512178097 secs.nsecs
elapsed_time:             33.465445329 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         1   1  10
4:		         2   2  13
8:		         7   8  21
16:		         4   4  26
32:		        61  73 100
snapshot_time:            1786764929.977689726 secs.nsecs
start_time:               1786764896.512247621 secs.nsecs
elapsed_time:             33.465442105 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786764937 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786764946 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff980d52a8b000.enable_statahead_fname=1
llite.lustre-ffff980d52a8b000.statahead_min=8
llite.lustre-ffff980d52a8b000.statahead_batch_max=64
llite.lustre-ffff980d52a8b000.statahead_max=128