== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:19:23 (1788596363)
llite.lustre-ffff91d091250000.statahead_max=1024
llite.lustre-ffff91d091250000.statahead_batch_max=32
llite.lustre-ffff91d091250000.statahead_min=64
llite.lustre-ffff91d091250000.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 5.15 seconds: 194.04 ops/second
llite.lustre-ffff91d091250000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91d091250000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91d091250000.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:            1788596378.576889421 secs.nsecs
start_time:               1788596374.358690883 secs.nsecs
elapsed_time:             4.218198538 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        11  12  21
8:		         7   8  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1788596378.576946693 secs.nsecs
start_time:               1788596374.358778466 secs.nsecs
elapsed_time:             4.218168227 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 ''
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:            1788596409.597762633 secs.nsecs
start_time:               1788596374.358690883 secs.nsecs
elapsed_time:             35.239071750 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		        11  12  22
8:		         7   7  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1788596409.597826626 secs.nsecs
start_time:               1788596374.358778466 secs.nsecs
elapsed_time:             35.239048160 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 4.93 seconds: 202.76 ops/second
llite.lustre-ffff91d091250000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff91d091250000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff91d091250000.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:            1788596423.217493030 secs.nsecs
start_time:               1788596420.051023454 secs.nsecs
elapsed_time:             3.166469576 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         9   9  15
4:		         4   4  19
8:		        13  13  33
16:		         7   7  40
32:		        57  59 100
snapshot_time:            1788596423.217622058 secs.nsecs
start_time:               1788596420.051110214 secs.nsecs
elapsed_time:             3.166511844 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: 994
miss_total: 1
snapshot_time:            1788596454.434468220 secs.nsecs
start_time:               1788596420.051023454 secs.nsecs
elapsed_time:             34.383444766 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         9   9  16
4:		         4   4  20
8:		        13  13  34
16:		         7   7  41
32:		        57  58 100
snapshot_time:            1788596454.434543404 secs.nsecs
start_time:               1788596420.051110214 secs.nsecs
elapsed_time:             34.383433190 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788596463 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788596473 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff91d091250000.enable_statahead_fname=1
llite.lustre-ffff91d091250000.statahead_min=8
llite.lustre-ffff91d091250000.statahead_batch_max=64
llite.lustre-ffff91d091250000.statahead_max=128