== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:05:38 (1789437938)
llite.lustre-ffff9cbfac2f6800.statahead_max=1024
llite.lustre-ffff9cbfac2f6800.statahead_batch_max=32
llite.lustre-ffff9cbfac2f6800.statahead_min=64
llite.lustre-ffff9cbfac2f6800.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 6.78 seconds: 147.58 ops/second
llite.lustre-ffff9cbfac2f6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cbfac2f6800.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:            1789437954.929443318 secs.nsecs
start_time:               1789437951.105277183 secs.nsecs
elapsed_time:             3.824166135 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		         8   9  19
8:		         8   9  29
16:		         1   1  30
32:		        60  69 100
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: 993
miss_total: 2
snapshot_time:            1789437986.692575145 secs.nsecs
start_time:               1789437951.105277183 secs.nsecs
elapsed_time:             35.587297962 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		         8   9  20
8:		         8   9  29
16:		         1   1  31
32:		        60  68 100
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 7.94 seconds: 125.96 ops/second
llite.lustre-ffff9cbfac2f6800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9cbfac2f6800.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:            1789438003.871410312 secs.nsecs
start_time:               1789438000.601528900 secs.nsecs
elapsed_time:             3.269881412 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         2   2   5
4:		         4   5  10
8:		         4   5  15
16:		         4   5  20
32:		        61  79 100
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: 994
miss_total: 1
snapshot_time:            1789438034.491863478 secs.nsecs
start_time:               1789438000.601528900 secs.nsecs
elapsed_time:             33.890334578 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         4   5  11
8:		         4   5  16
16:		         4   5  21
32:		        61  78 100
 - unlinked 0 (time 1789438044 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1789438054 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9cbfac2f6800.enable_statahead_fname=1
llite.lustre-ffff9cbfac2f6800.statahead_min=8
llite.lustre-ffff9cbfac2f6800.statahead_batch_max=64
llite.lustre-ffff9cbfac2f6800.statahead_max=128