== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:34:05 (1789306445)
llite.lustre-ffff9623bb142000.statahead_max=1024
llite.lustre-ffff9623bb142000.statahead_batch_max=32
llite.lustre-ffff9623bb142000.statahead_min=64
llite.lustre-ffff9623bb142000.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 2.39 seconds: 419.13 ops/second
llite.lustre-ffff9623bb142000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9623bb142000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9623bb142000.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:            1789306452.140069109 secs.nsecs
start_time:               1789306450.015335370 secs.nsecs
elapsed_time:             2.124733739 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         0   0   5
4:		        20  22  28
8:		         4   4  32
16:		         1   1  33
32:		        59  66 100
snapshot_time:            1789306452.140131645 secs.nsecs
start_time:               1789306450.015439896 secs.nsecs
elapsed_time:             2.124691749 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:            1789306482.693441421 secs.nsecs
start_time:               1789306450.015335370 secs.nsecs
elapsed_time:             32.678106051 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         0   0   6
4:		        20  22  28
8:		         4   4  33
16:		         1   1  34
32:		        59  65 100
snapshot_time:            1789306482.693505965 secs.nsecs
start_time:               1789306450.015439896 secs.nsecs
elapsed_time:             32.678066069 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 2.56 seconds: 390.54 ops/second
llite.lustre-ffff9623bb142000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9623bb142000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9623bb142000.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:            1789306489.789758966 secs.nsecs
start_time:               1789306487.385435023 secs.nsecs
elapsed_time:             2.404323943 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         1   1   9
4:		         0   0   9
8:		        14  16  25
16:		         5   5  31
32:		        58  68 100
snapshot_time:            1789306489.789815009 secs.nsecs
start_time:               1789306487.385516653 secs.nsecs
elapsed_time:             2.404298356 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:            1789306520.373718762 secs.nsecs
start_time:               1789306487.385435023 secs.nsecs
elapsed_time:             32.988283739 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   9   9
2:		         1   1  10
4:		         0   0  10
8:		        14  16  26
16:		         5   5  32
32:		        58  67 100
snapshot_time:            1789306520.373779089 secs.nsecs
start_time:               1789306487.385516653 secs.nsecs
elapsed_time:             32.988262436 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1789306524 ; total 0 ; last 0)
total: 1000 unlinks in 3 seconds: 333.333344 unlinks/second
 - unlinked 0 (time 1789306529 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
llite.lustre-ffff9623bb142000.enable_statahead_fname=1
llite.lustre-ffff9623bb142000.statahead_min=8
llite.lustre-ffff9623bb142000.statahead_batch_max=64
llite.lustre-ffff9623bb142000.statahead_max=128