== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:58:43 (1786719523)
llite.lustre-ffff996a26877800.statahead_max=1024
llite.lustre-ffff996a26877800.statahead_batch_max=32
llite.lustre-ffff996a26877800.statahead_min=64
llite.lustre-ffff996a26877800.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 5.73 seconds: 174.65 ops/second
llite.lustre-ffff996a26877800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff996a26877800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff996a26877800.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:            1786719538.105184120 secs.nsecs
start_time:               1786719534.448572392 secs.nsecs
elapsed_time:             3.656611728 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         5   5  13
8:		         7   8  21
16:		         8   9  30
32:		        58  69 100
snapshot_time:            1786719538.105245321 secs.nsecs
start_time:               1786719534.448653925 secs.nsecs
elapsed_time:             3.656591396 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:            1786719569.024632642 secs.nsecs
start_time:               1786719534.448572392 secs.nsecs
elapsed_time:             34.576060250 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         5   5  14
8:		         7   8  22
16:		         8   9  31
32:		        58  68 100
snapshot_time:            1786719569.024702010 secs.nsecs
start_time:               1786719534.448653925 secs.nsecs
elapsed_time:             34.576048085 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 5.61 seconds: 178.40 ops/second
llite.lustre-ffff996a26877800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff996a26877800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff996a26877800.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:            1786719583.875863663 secs.nsecs
start_time:               1786719580.105017567 secs.nsecs
elapsed_time:             3.770846096 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         5   5  14
8:		         8   9  23
16:		         4   4  28
32:		        60  71 100
snapshot_time:            1786719583.875927895 secs.nsecs
start_time:               1786719580.105111925 secs.nsecs
elapsed_time:             3.770815970 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 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1786719614.453288610 secs.nsecs
start_time:               1786719580.105017567 secs.nsecs
elapsed_time:             34.348271043 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         1   1   9
4:		         5   5  15
8:		         8   9  24
16:		         4   4  29
32:		        60  70 100
snapshot_time:            1786719614.454649377 secs.nsecs
start_time:               1786719580.105111925 secs.nsecs
elapsed_time:             34.349537452 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786719622 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1786719632 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff996a26877800.enable_statahead_fname=1
llite.lustre-ffff996a26877800.statahead_min=8
llite.lustre-ffff996a26877800.statahead_batch_max=64
llite.lustre-ffff996a26877800.statahead_max=128