== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:40:43 (1787838043)
llite.lustre-ffff9b0dc89ff800.statahead_max=1024
llite.lustre-ffff9b0dc89ff800.statahead_batch_max=32
llite.lustre-ffff9b0dc89ff800.statahead_min=64
llite.lustre-ffff9b0dc89ff800.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 6.28 seconds: 159.14 ops/second
llite.lustre-ffff9b0dc89ff800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b0dc89ff800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b0dc89ff800.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:            1787838062.057360121 secs.nsecs
start_time:               1787838057.119462332 secs.nsecs
elapsed_time:             4.937897789 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		        12  13  25
8:		         5   5  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787838062.057421064 secs.nsecs
start_time:               1787838057.119635667 secs.nsecs
elapsed_time:             4.937785397 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:            1787838093.699622876 secs.nsecs
start_time:               1787838057.119462332 secs.nsecs
elapsed_time:             36.580160544 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         4   4  12
4:		        12  13  25
8:		         5   5  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1787838093.699733815 secs.nsecs
start_time:               1787838057.119635667 secs.nsecs
elapsed_time:             36.580098148 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 6.34 seconds: 157.81 ops/second
llite.lustre-ffff9b0dc89ff800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9b0dc89ff800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9b0dc89ff800.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:            1787838109.177227137 secs.nsecs
start_time:               1787838105.649854878 secs.nsecs
elapsed_time:             3.527372259 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         0   0   6
4:		         5   6  12
8:		         9  10  23
16:		         4   4  28
32:		        59  71 100
snapshot_time:            1787838109.177779231 secs.nsecs
start_time:               1787838105.649990044 secs.nsecs
elapsed_time:             3.527789187 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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787838139.913902780 secs.nsecs
start_time:               1787838105.649854878 secs.nsecs
elapsed_time:             34.264047902 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         5   6  13
8:		         9  10  24
16:		         4   4  28
32:		        59  71 100
snapshot_time:            1787838139.914637930 secs.nsecs
start_time:               1787838105.649990044 secs.nsecs
elapsed_time:             34.264647886 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787838148 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787838158 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9b0dc89ff800.enable_statahead_fname=1
llite.lustre-ffff9b0dc89ff800.statahead_min=8
llite.lustre-ffff9b0dc89ff800.statahead_batch_max=64
llite.lustre-ffff9b0dc89ff800.statahead_max=128