== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:31:49 (1790721109)
llite.lustre-ffff8b8e151c5800.statahead_max=1024
llite.lustre-ffff8b8e151c5800.statahead_batch_max=32
llite.lustre-ffff8b8e151c5800.statahead_min=64
llite.lustre-ffff8b8e151c5800.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 5.69 seconds: 175.60 ops/second
llite.lustre-ffff8b8e151c5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b8e151c5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b8e151c5800.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:            1790721126.399189893 secs.nsecs
start_time:               1790721121.528759432 secs.nsecs
elapsed_time:             4.870430461 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         6   7  10
4:		         8   9  20
8:		         6   7  27
16:		         3   3  30
32:		        59  69 100
snapshot_time:            1790721126.399256754 secs.nsecs
start_time:               1790721121.528853965 secs.nsecs
elapsed_time:             4.870402789 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:            1790721157.278181397 secs.nsecs
start_time:               1790721121.528759432 secs.nsecs
elapsed_time:             35.749421965 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         6   6  11
4:		         8   9  20
8:		         6   6  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1790721157.278413702 secs.nsecs
start_time:               1790721121.528853965 secs.nsecs
elapsed_time:             35.749559737 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 5.59 seconds: 179.02 ops/second
llite.lustre-ffff8b8e151c5800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8b8e151c5800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8b8e151c5800.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:            1790721172.021575802 secs.nsecs
start_time:               1790721168.461889854 secs.nsecs
elapsed_time:             3.559685948 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         3   3  10
4:		         3   3  14
8:		         6   7  21
16:		         5   5  27
32:		        61  72 100
snapshot_time:            1790721172.021620355 secs.nsecs
start_time:               1790721168.461985755 secs.nsecs
elapsed_time:             3.559634600 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1790721202.685597178 secs.nsecs
start_time:               1790721168.461889854 secs.nsecs
elapsed_time:             34.223707324 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		         3   3  15
8:		         6   7  22
16:		         5   5  28
32:		        61  71 100
snapshot_time:            1790721202.685689835 secs.nsecs
start_time:               1790721168.461985755 secs.nsecs
elapsed_time:             34.223704080 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790721212 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1790721223 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8b8e151c5800.enable_statahead_fname=1
llite.lustre-ffff8b8e151c5800.statahead_min=8
llite.lustre-ffff8b8e151c5800.statahead_batch_max=64
llite.lustre-ffff8b8e151c5800.statahead_max=128