== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 16:28:09 (1788208089)
llite.lustre-ffff98005cf7c800.statahead_max=1024
llite.lustre-ffff98005cf7c800.statahead_batch_max=32
llite.lustre-ffff98005cf7c800.statahead_min=64
llite.lustre-ffff98005cf7c800.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 5.11 seconds: 195.67 ops/second
llite.lustre-ffff98005cf7c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98005cf7c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98005cf7c800.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:            1788208104.977299781 secs.nsecs
start_time:               1788208101.439856345 secs.nsecs
elapsed_time:             3.537443436 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		        13  14  23
8:		         6   6  30
16:		         2   2  32
32:		        59  67 100
snapshot_time:            1788208104.977746471 secs.nsecs
start_time:               1788208101.439978172 secs.nsecs
elapsed_time:             3.537768299 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:            1788208135.932827943 secs.nsecs
start_time:               1788208101.439856345 secs.nsecs
elapsed_time:             34.492971598 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		        13  14  24
8:		         6   6  31
16:		         2   2  33
32:		        59  66 100
snapshot_time:            1788208135.932965729 secs.nsecs
start_time:               1788208101.439978172 secs.nsecs
elapsed_time:             34.492987557 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 5.49 seconds: 182.14 ops/second
llite.lustre-ffff98005cf7c800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff98005cf7c800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff98005cf7c800.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:            1788208149.791342772 secs.nsecs
start_time:               1788208146.438887856 secs.nsecs
elapsed_time:             3.352454916 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		         0   0   6
8:		         7   8  15
16:		         8  10  25
32:		        59  74 100
snapshot_time:            1788208149.791416531 secs.nsecs
start_time:               1788208146.439013999 secs.nsecs
elapsed_time:             3.352402532 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788208180.317753069 secs.nsecs
start_time:               1788208146.438887856 secs.nsecs
elapsed_time:             33.878865213 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         0   0   7
8:		         7   8  16
16:		         8  10  26
32:		        59  73 100
snapshot_time:            1788208180.317826820 secs.nsecs
start_time:               1788208146.439013999 secs.nsecs
elapsed_time:             33.878812821 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788208191 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788208203 ; total 0 ; last 0)
total: 1000 unlinks in 15 seconds: 66.666664 unlinks/second
llite.lustre-ffff98005cf7c800.enable_statahead_fname=1
llite.lustre-ffff98005cf7c800.statahead_min=8
llite.lustre-ffff98005cf7c800.statahead_batch_max=64
llite.lustre-ffff98005cf7c800.statahead_max=128