== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:42:51 (1787859771)
llite.lustre-ffff9a18ec50c000.statahead_max=1024
llite.lustre-ffff9a18ec50c000.statahead_batch_max=32
llite.lustre-ffff9a18ec50c000.statahead_min=64
llite.lustre-ffff9a18ec50c000.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 4.87 seconds: 205.30 ops/second
llite.lustre-ffff9a18ec50c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a18ec50c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a18ec50c000.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:            1787859786.454343258 secs.nsecs
start_time:               1787859782.782619978 secs.nsecs
elapsed_time:             3.671723280 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         9  10  20
8:		         9  10  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1787859786.454420734 secs.nsecs
start_time:               1787859782.782711477 secs.nsecs
elapsed_time:             3.671709257 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:            1787859817.437332940 secs.nsecs
start_time:               1787859782.782619978 secs.nsecs
elapsed_time:             34.654712962 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         3   3  11
4:		         9  10  21
8:		         9  10  31
16:		         1   1  32
32:		        60  67 100
snapshot_time:            1787859817.437405940 secs.nsecs
start_time:               1787859782.782711477 secs.nsecs
elapsed_time:             34.654694463 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 5.09 seconds: 196.51 ops/second
llite.lustre-ffff9a18ec50c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9a18ec50c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9a18ec50c000.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:            1787859831.947914142 secs.nsecs
start_time:               1787859827.772893410 secs.nsecs
elapsed_time:             4.175020732 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  11
4:		         6   6  18
8:		         5   5  24
16:		         6   6  31
32:		        59  68 100
snapshot_time:            1787859831.947976699 secs.nsecs
start_time:               1787859827.772972663 secs.nsecs
elapsed_time:             4.175004036 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: 994
miss_total: 1
snapshot_time:            1787859863.025136153 secs.nsecs
start_time:               1787859827.772893410 secs.nsecs
elapsed_time:             35.252242743 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         4   4  12
4:		         6   6  19
8:		         5   5  25
16:		         6   6  32
32:		        59  67 100
snapshot_time:            1787859863.025214238 secs.nsecs
start_time:               1787859827.772972663 secs.nsecs
elapsed_time:             35.252241575 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787859870 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787859880 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff9a18ec50c000.enable_statahead_fname=1
llite.lustre-ffff9a18ec50c000.statahead_min=8
llite.lustre-ffff9a18ec50c000.statahead_batch_max=64
llite.lustre-ffff9a18ec50c000.statahead_max=128