== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 21:53:31 (1788746011)
llite.lustre-ffff8e82d6e59000.statahead_max=1024
llite.lustre-ffff8e82d6e59000.statahead_batch_max=32
llite.lustre-ffff8e82d6e59000.statahead_min=64
llite.lustre-ffff8e82d6e59000.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 6.19 seconds: 161.43 ops/second
llite.lustre-ffff8e82d6e59000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e82d6e59000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e82d6e59000.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:            1788746027.547222719 secs.nsecs
start_time:               1788746023.767710154 secs.nsecs
elapsed_time:             3.779512565 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         5   5  13
4:		        10  11  24
8:		         4   4  29
16:		         4   4  33
32:		        59  66 100
snapshot_time:            1788746027.547297947 secs.nsecs
start_time:               1788746023.767798142 secs.nsecs
elapsed_time:             3.779499805 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:            1788746058.599568655 secs.nsecs
start_time:               1788746023.767710154 secs.nsecs
elapsed_time:             34.831858501 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         8   8   8
2:		         5   5  14
4:		        10  11  25
8:		         4   4  30
16:		         4   4  34
32:		        59  65 100
snapshot_time:            1788746058.599634817 secs.nsecs
start_time:               1788746023.767798142 secs.nsecs
elapsed_time:             34.831836675 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: 157.63 ops/second
llite.lustre-ffff8e82d6e59000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e82d6e59000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e82d6e59000.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:            1788746074.611948830 secs.nsecs
start_time:               1788746070.465842274 secs.nsecs
elapsed_time:             4.146106556 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		         5   5  14
8:		        10  11  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1788746074.612171856 secs.nsecs
start_time:               1788746070.465925829 secs.nsecs
elapsed_time:             4.146246027 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:            1788746105.800090030 secs.nsecs
start_time:               1788746070.465842274 secs.nsecs
elapsed_time:             35.334247756 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         2   2   9
4:		         5   5  15
8:		        10  11  26
16:		         3   3  30
32:		        60  69 100
snapshot_time:            1788746105.800163986 secs.nsecs
start_time:               1788746070.465925829 secs.nsecs
elapsed_time:             35.334238157 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788746114 ; total 0 ; last 0)
total: 1000 unlinks in 7 seconds: 142.857147 unlinks/second
 - unlinked 0 (time 1788746125 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff8e82d6e59000.enable_statahead_fname=1
llite.lustre-ffff8e82d6e59000.statahead_min=8
llite.lustre-ffff8e82d6e59000.statahead_batch_max=64
llite.lustre-ffff8e82d6e59000.statahead_max=128