== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 03:45:36 (1787471136)
llite.lustre-ffff8ab9d05b4800.statahead_max=1024
llite.lustre-ffff8ab9d05b4800.statahead_batch_max=32
llite.lustre-ffff8ab9d05b4800.statahead_min=64
llite.lustre-ffff8ab9d05b4800.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 6.18 seconds: 161.78 ops/second
llite.lustre-ffff8ab9d05b4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ab9d05b4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ab9d05b4800.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:            1787471154.342058894 secs.nsecs
start_time:               1787471149.855645474 secs.nsecs
elapsed_time:             4.486413420 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         0   0   6
4:		        13  15  22
8:		         7   8  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1787471154.342138762 secs.nsecs
start_time:               1787471149.855711906 secs.nsecs
elapsed_time:             4.486426856 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787471184.534207386 secs.nsecs
start_time:               1787471149.855645474 secs.nsecs
elapsed_time:             34.678561912 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         0   0   8
4:		        13  14  22
8:		         7   8  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1787471184.534304446 secs.nsecs
start_time:               1787471149.855711906 secs.nsecs
elapsed_time:             34.678592540 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 5.14 seconds: 194.45 ops/second
llite.lustre-ffff8ab9d05b4800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8ab9d05b4800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8ab9d05b4800.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:            1787471198.189405434 secs.nsecs
start_time:               1787471194.907149237 secs.nsecs
elapsed_time:             3.282256197 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         1   1   7
4:		         5   5  13
8:		        10  11  25
16:		         3   3  28
32:		        60  71 100
snapshot_time:            1787471198.189452051 secs.nsecs
start_time:               1787471194.907229764 secs.nsecs
elapsed_time:             3.282222287 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 ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1787471228.535210293 secs.nsecs
start_time:               1787471194.907149237 secs.nsecs
elapsed_time:             33.628061056 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   7   7
2:		         1   1   8
4:		         5   5  14
8:		        10  11  25
16:		         3   3  29
32:		        60  70 100
snapshot_time:            1787471228.535272282 secs.nsecs
start_time:               1787471194.907229764 secs.nsecs
elapsed_time:             33.628042518 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787471237 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787471247 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff8ab9d05b4800.enable_statahead_fname=1
llite.lustre-ffff8ab9d05b4800.statahead_min=8
llite.lustre-ffff8ab9d05b4800.statahead_batch_max=64
llite.lustre-ffff8ab9d05b4800.statahead_max=128