== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 19:23:39 (1787613819)
llite.lustre-ffffa0f3ae45e800.statahead_max=1024
llite.lustre-ffffa0f3ae45e800.statahead_batch_max=32
llite.lustre-ffffa0f3ae45e800.statahead_min=64
llite.lustre-ffffa0f3ae45e800.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 5.94 seconds: 168.24 ops/second
llite.lustre-ffffa0f3ae45e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0f3ae45e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0f3ae45e800.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:            1787613836.952961679 secs.nsecs
start_time:               1787613832.116122111 secs.nsecs
elapsed_time:             4.836839568 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         8   9  11
4:		         9  10  21
8:		         7   8  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787613836.953024226 secs.nsecs
start_time:               1787613832.116233591 secs.nsecs
elapsed_time:             4.836790635 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:            1787613867.713429944 secs.nsecs
start_time:               1787613832.116122111 secs.nsecs
elapsed_time:             35.597307833 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         8   9  12
4:		         9  10  22
8:		         7   7  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787613867.713616010 secs.nsecs
start_time:               1787613832.116233591 secs.nsecs
elapsed_time:             35.597382419 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 7.46 seconds: 134.06 ops/second
llite.lustre-ffffa0f3ae45e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffffa0f3ae45e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffffa0f3ae45e800.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:            1787613885.179968822 secs.nsecs
start_time:               1787613880.946950841 secs.nsecs
elapsed_time:             4.233017981 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         5   5  13
8:		         8   9  22
16:		         7   8  30
32:		        58  69 100
snapshot_time:            1787613885.180033235 secs.nsecs
start_time:               1787613880.947110532 secs.nsecs
elapsed_time:             4.232922703 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:            1787613916.115353778 secs.nsecs
start_time:               1787613880.946950841 secs.nsecs
elapsed_time:             35.168402937 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		         5   5  14
8:		         8   9  23
16:		         7   8  31
32:		        58  68 100
snapshot_time:            1787613916.115418798 secs.nsecs
start_time:               1787613880.947110532 secs.nsecs
elapsed_time:             35.168308266 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787613926 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787613936 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffffa0f3ae45e800.enable_statahead_fname=1
llite.lustre-ffffa0f3ae45e800.statahead_min=8
llite.lustre-ffffa0f3ae45e800.statahead_batch_max=64
llite.lustre-ffffa0f3ae45e800.statahead_max=128