== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 10:17:03 (1787753823)
llite.lustre-ffff9b9d45c29800.statahead_max=1024
llite.lustre-ffff9b9d45c29800.statahead_batch_max=32
llite.lustre-ffff9b9d45c29800.statahead_min=64
llite.lustre-ffff9b9d45c29800.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 6.02 seconds: 166.21 ops/second
llite.lustre-ffff9b9d45c29800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b9d45c29800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9d45c29800.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:            1787753841.275035953 secs.nsecs
start_time:               1787753836.525186010 secs.nsecs
elapsed_time:             4.749849943 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         8   9  11
4:		        10  11  23
8:		         2   2  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1787753841.275102531 secs.nsecs
start_time:               1787753836.525285997 secs.nsecs
elapsed_time:             4.749816534 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:            1787753872.290757973 secs.nsecs
start_time:               1787753836.525186010 secs.nsecs
elapsed_time:             35.765571963 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         8   9  12
4:		        10  11  24
8:		         2   2  26
16:		         4   4  31
32:		        59  68 100
snapshot_time:            1787753872.290816430 secs.nsecs
start_time:               1787753836.525285997 secs.nsecs
elapsed_time:             35.765530433 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 5.37 seconds: 186.11 ops/second
llite.lustre-ffff9b9d45c29800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b9d45c29800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b9d45c29800.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:            1787753886.738966298 secs.nsecs
start_time:               1787753883.187065081 secs.nsecs
elapsed_time:             3.551901217 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         2   2   6
8:		         7   8  15
16:		         7   8  24
32:		        59  75 100
snapshot_time:            1787753886.739027211 secs.nsecs
start_time:               1787753883.188372479 secs.nsecs
elapsed_time:             3.550654732 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1787753917.442710253 secs.nsecs
start_time:               1787753883.187065081 secs.nsecs
elapsed_time:             34.255645172 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         2   2   7
8:		         7   8  16
16:		         7   8  25
32:		        59  74 100
snapshot_time:            1787753917.443373795 secs.nsecs
start_time:               1787753883.188372479 secs.nsecs
elapsed_time:             34.255001316 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787753926 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787753936 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff9b9d45c29800.enable_statahead_fname=1
llite.lustre-ffff9b9d45c29800.statahead_min=8
llite.lustre-ffff9b9d45c29800.statahead_batch_max=64
llite.lustre-ffff9b9d45c29800.statahead_max=128