== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 20:20:32 (1785975632)
llite.lustre-ffff8e01062b9800.statahead_max=1024
llite.lustre-ffff8e01062b9800.statahead_batch_max=32
llite.lustre-ffff8e01062b9800.statahead_min=64
llite.lustre-ffff8e01062b9800.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 6.29 seconds: 158.95 ops/second
llite.lustre-ffff8e01062b9800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e01062b9800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e01062b9800.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:            1785975651.870076281 secs.nsecs
start_time:               1785975646.119400838 secs.nsecs
elapsed_time:             5.750675443 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         4   4   7
4:		        15  17  24
8:		         3   3  28
16:		         2   2  30
32:		        59  69 100
snapshot_time:            1785975651.870161662 secs.nsecs
start_time:               1785975646.119539647 secs.nsecs
elapsed_time:             5.750622015 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:            1785975682.431658132 secs.nsecs
start_time:               1785975646.119400838 secs.nsecs
elapsed_time:             36.312257294 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		        15  17  25
8:		         3   3  29
16:		         2   2  31
32:		        59  68 100
snapshot_time:            1785975682.431728767 secs.nsecs
start_time:               1785975646.119539647 secs.nsecs
elapsed_time:             36.312189120 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 6.97 seconds: 143.38 ops/second
llite.lustre-ffff8e01062b9800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e01062b9800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e01062b9800.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:            1785975698.359466833 secs.nsecs
start_time:               1785975694.851827585 secs.nsecs
elapsed_time:             3.507639248 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         1   1   6
4:		         1   1   7
8:		         5   6  14
16:		         7   8  23
32:		        60  76 100
snapshot_time:            1785975698.359531856 secs.nsecs
start_time:               1785975694.851903040 secs.nsecs
elapsed_time:             3.507628816 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: 994
miss_total: 1
snapshot_time:            1785975729.017520197 secs.nsecs
start_time:               1785975694.851827585 secs.nsecs
elapsed_time:             34.165692612 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         1   1   8
8:		         5   6  15
16:		         7   8  24
32:		        60  75 100
snapshot_time:            1785975729.017586780 secs.nsecs
start_time:               1785975694.851903040 secs.nsecs
elapsed_time:             34.165683740 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1785975738 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1785975749 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8e01062b9800.enable_statahead_fname=1
llite.lustre-ffff8e01062b9800.statahead_min=8
llite.lustre-ffff8e01062b9800.statahead_batch_max=64
llite.lustre-ffff8e01062b9800.statahead_max=128