== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:08:33 (1788516513)
llite.lustre-ffff930437b22000.statahead_max=1024
llite.lustre-ffff930437b22000.statahead_batch_max=32
llite.lustre-ffff930437b22000.statahead_min=64
llite.lustre-ffff930437b22000.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 6.42 seconds: 155.66 ops/second
llite.lustre-ffff930437b22000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff930437b22000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff930437b22000.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:            1788516529.246220765 secs.nsecs
start_time:               1788516525.204098969 secs.nsecs
elapsed_time:             4.042121796 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         7   8  13
4:		         6   6  20
8:		         7   8  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1788516529.246295850 secs.nsecs
start_time:               1788516525.204199726 secs.nsecs
elapsed_time:             4.042096124 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1788516559.658148288 secs.nsecs
start_time:               1788516525.204098969 secs.nsecs
elapsed_time:             34.454049319 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         7   7  14
4:		         6   6  21
8:		         7   7  29
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1788516559.658221788 secs.nsecs
start_time:               1788516525.204199726 secs.nsecs
elapsed_time:             34.454022062 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 6.79 seconds: 147.23 ops/second
llite.lustre-ffff930437b22000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff930437b22000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff930437b22000.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:            1788516576.426529535 secs.nsecs
start_time:               1788516572.422591147 secs.nsecs
elapsed_time:             4.003938388 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         0   0   5
4:		         6   7  13
8:		         7   8  21
16:		         8   9  30
32:		        58  69 100
snapshot_time:            1788516576.426593362 secs.nsecs
start_time:               1788516572.422719935 secs.nsecs
elapsed_time:             4.003873427 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
Wait the statahead thread (ll_sa_xxx) to exit ...
Waiting 35s for ''
Waiting 15s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1788516606.781995928 secs.nsecs
start_time:               1788516572.422591147 secs.nsecs
elapsed_time:             34.359404781 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         0   0   7
4:		         6   7  14
8:		         7   8  22
16:		         8   9  31
32:		        58  68 100
snapshot_time:            1788516606.782064108 secs.nsecs
start_time:               1788516572.422719935 secs.nsecs
elapsed_time:             34.359344173 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788516615 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788516625 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff930437b22000.enable_statahead_fname=1
llite.lustre-ffff930437b22000.statahead_min=8
llite.lustre-ffff930437b22000.statahead_batch_max=64
llite.lustre-ffff930437b22000.statahead_max=128