== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:27:14 (1782491234)
llite.lustre-ffff8d6b7daaa800.statahead_max=1024
llite.lustre-ffff8d6b7daaa800.statahead_batch_max=32
llite.lustre-ffff8d6b7daaa800.statahead_min=64
llite.lustre-ffff8d6b7daaa800.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 6.93 seconds: 144.30 ops/second
llite.lustre-ffff8d6b7daaa800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d6b7daaa800.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:            1782491251.548136643 secs.nsecs
start_time:               1782491247.835265204 secs.nsecs
elapsed_time:             3.712871439 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         3   3   8
4:		        11  13  21
8:		         2   2  24
16:		         2   2  26
32:		        60  73 100
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s 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:            1782491282.013966022 secs.nsecs
start_time:               1782491247.835265204 secs.nsecs
elapsed_time:             34.178700818 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         3   3   9
4:		        11  13  22
8:		         2   2  25
16:		         2   2  27
32:		        60  72 100
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 7.03 seconds: 142.29 ops/second
llite.lustre-ffff8d6b7daaa800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8d6b7daaa800.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:            1782491298.721692920 secs.nsecs
start_time:               1782491295.013684625 secs.nsecs
elapsed_time:             3.708008295 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        10  11  11
2:		         3   3  14
4:		         6   6  21
8:		         4   4  25
16:		         4   4  30
32:		        62  69 100
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: 1
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1782491330.170434190 secs.nsecs
start_time:               1782491295.013684625 secs.nsecs
elapsed_time:             35.156749565 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  12  12
2:		         3   3  15
4:		         6   6  22
8:		         4   4  26
16:		         4   4  31
32:		        62  68 100
 - unlinked 0 (time 1782491338 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1782491349 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff8d6b7daaa800.enable_statahead_fname=1
llite.lustre-ffff8d6b7daaa800.statahead_min=8
llite.lustre-ffff8d6b7daaa800.statahead_batch_max=64
llite.lustre-ffff8d6b7daaa800.statahead_max=128