== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 07:33:39 (1787916819)
llite.lustre-ffff8f2ae9e13000.statahead_max=1024
llite.lustre-ffff8f2ae9e13000.statahead_batch_max=32
llite.lustre-ffff8f2ae9e13000.statahead_min=64
llite.lustre-ffff8f2ae9e13000.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 7.39 seconds: 135.23 ops/second
llite.lustre-ffff8f2ae9e13000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f2ae9e13000.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:            1787916836.469410685 secs.nsecs
start_time:               1787916832.770514024 secs.nsecs
elapsed_time:             3.698896661 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         6   6  12
4:		        12  13  25
8:		         6   6  32
16:		         1   1  33
32:		        59  66 100
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:            1787916867.799567764 secs.nsecs
start_time:               1787916832.770514024 secs.nsecs
elapsed_time:             35.029053740 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         6   6  13
4:		        12  13  26
8:		         6   6  33
16:		         1   1  34
32:		        59  65 100
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 6.45 seconds: 155.05 ops/second
llite.lustre-ffff8f2ae9e13000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f2ae9e13000.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:            1787916883.031552580 secs.nsecs
start_time:               1787916879.073810841 secs.nsecs
elapsed_time:             3.957741739 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         1   1   6
4:		         8   9  15
8:		         5   6  21
16:		         4   4  26
32:		        60  73 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 25s 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:            1787916914.703547842 secs.nsecs
start_time:               1787916879.073810841 secs.nsecs
elapsed_time:             35.629737001 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         1   1   7
4:		         8   9  16
8:		         5   6  22
16:		         4   4  27
32:		        60  72 100
 - unlinked 0 (time 1787916924 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787916936 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8f2ae9e13000.enable_statahead_fname=1
llite.lustre-ffff8f2ae9e13000.statahead_min=8
llite.lustre-ffff8f2ae9e13000.statahead_batch_max=64
llite.lustre-ffff8f2ae9e13000.statahead_max=128