== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:38:01 (1786210681)
llite.lustre-ffff8e3504ca0800.statahead_max=1024
llite.lustre-ffff8e3504ca0800.statahead_batch_max=32
llite.lustre-ffff8e3504ca0800.statahead_min=64
llite.lustre-ffff8e3504ca0800.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 4.61 seconds: 216.98 ops/second
llite.lustre-ffff8e3504ca0800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e3504ca0800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e3504ca0800.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:            1786210692.447914124 secs.nsecs
start_time:               1786210690.029154333 secs.nsecs
elapsed_time:             2.418759791 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         3   3  11
8:		        10  12  23
16:		         3   3  27
32:		        59  72 100
snapshot_time:            1786210692.447970454 secs.nsecs
start_time:               1786210690.029304160 secs.nsecs
elapsed_time:             2.418666294 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:            1786210723.562457311 secs.nsecs
start_time:               1786210690.029154333 secs.nsecs
elapsed_time:             33.533302978 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         3   3  12
8:		        10  12  24
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1786210723.562516948 secs.nsecs
start_time:               1786210690.029304160 secs.nsecs
elapsed_time:             33.533212788 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 4.31 seconds: 231.82 ops/second
llite.lustre-ffff8e3504ca0800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e3504ca0800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e3504ca0800.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:            1786210733.083270748 secs.nsecs
start_time:               1786210730.864342427 secs.nsecs
elapsed_time:             2.218928321 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        21  20  20
2:		         5   4  25
4:		         2   1  27
8:		         7   6  33
16:		        11  10  44
32:		        57  55 100
snapshot_time:            1786210733.083326474 secs.nsecs
start_time:               1786210730.864557667 secs.nsecs
elapsed_time:             2.218768807 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:            1786210764.170964437 secs.nsecs
start_time:               1786210730.864342427 secs.nsecs
elapsed_time:             33.306622010 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        22  21  21
2:		         5   4  25
4:		         2   1  27
8:		         7   6  34
16:		        11  10  45
32:		        57  54 100
snapshot_time:            1786210764.171031832 secs.nsecs
start_time:               1786210730.864557667 secs.nsecs
elapsed_time:             33.306474165 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786210768 ; total 0 ; last 0)
total: 1000 unlinks in 4 seconds: 250.000000 unlinks/second
 - unlinked 0 (time 1786210774 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
llite.lustre-ffff8e3504ca0800.enable_statahead_fname=1
llite.lustre-ffff8e3504ca0800.statahead_min=8
llite.lustre-ffff8e3504ca0800.statahead_batch_max=64
llite.lustre-ffff8e3504ca0800.statahead_max=128