== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 18:00:47 (1788472847)
llite.lustre-ffff8ad318abc000.statahead_max=1024
llite.lustre-ffff8ad318abc000.statahead_batch_max=32
llite.lustre-ffff8ad318abc000.statahead_min=64
llite.lustre-ffff8ad318abc000.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 5.65 seconds: 177.07 ops/second
llite.lustre-ffff8ad318abc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ad318abc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ad318abc000.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:            1788472861.595230526 secs.nsecs
start_time:               1788472858.037426657 secs.nsecs
elapsed_time:             3.557803869 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		        14  16  25
8:		         3   3  29
16:		         1   1  30
32:		        60  69 100
snapshot_time:            1788472861.595303289 secs.nsecs
start_time:               1788472858.037520349 secs.nsecs
elapsed_time:             3.557782940 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:            1788472892.919381141 secs.nsecs
start_time:               1788472858.037426657 secs.nsecs
elapsed_time:             34.881954484 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		        14  16  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1788472892.919450967 secs.nsecs
start_time:               1788472858.037520349 secs.nsecs
elapsed_time:             34.881930618 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 5.48 seconds: 182.47 ops/second
llite.lustre-ffff8ad318abc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ad318abc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ad318abc000.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:            1788472905.692263795 secs.nsecs
start_time:               1788472902.792619292 secs.nsecs
elapsed_time:             2.899644503 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        17  17  17
2:		         4   4  21
4:		         5   5  27
8:		         2   2  29
16:		        11  11  40
32:		        57  59 100
snapshot_time:            1788472905.692337438 secs.nsecs
start_time:               1788472902.792878145 secs.nsecs
elapsed_time:             2.899459293 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788472937.099272344 secs.nsecs
start_time:               1788472902.792619292 secs.nsecs
elapsed_time:             34.306653052 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        18  18  18
2:		         4   4  22
4:		         5   5  27
8:		         2   2  29
16:		        11  11  41
32:		        57  58 100
snapshot_time:            1788472937.099352890 secs.nsecs
start_time:               1788472902.792878145 secs.nsecs
elapsed_time:             34.306474745 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788472944 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788472953 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff8ad318abc000.enable_statahead_fname=1
llite.lustre-ffff8ad318abc000.statahead_min=8
llite.lustre-ffff8ad318abc000.statahead_batch_max=64
llite.lustre-ffff8ad318abc000.statahead_max=128