== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:04:49 (1788368689)
llite.lustre-ffff8c62842dc000.statahead_max=1024
llite.lustre-ffff8c62842dc000.statahead_batch_max=32
llite.lustre-ffff8c62842dc000.statahead_min=64
llite.lustre-ffff8c62842dc000.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 5.15 seconds: 194.28 ops/second
llite.lustre-ffff8c62842dc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c62842dc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c62842dc000.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:            1788368700.971248651 secs.nsecs
start_time:               1788368697.969350601 secs.nsecs
elapsed_time:             3.001898050 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         0   0   4
4:		        12  14  18
8:		         6   7  25
16:		         4   4  30
32:		        59  69 100
snapshot_time:            1788368700.971309582 secs.nsecs
start_time:               1788368697.969650389 secs.nsecs
elapsed_time:             3.001659193 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:            1788368732.009347088 secs.nsecs
start_time:               1788368697.969350601 secs.nsecs
elapsed_time:             34.039996487 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         0   0   5
4:		        12  13  19
8:		         6   6  26
16:		         4   4  31
32:		        59  68 100
snapshot_time:            1788368732.009412949 secs.nsecs
start_time:               1788368697.969650389 secs.nsecs
elapsed_time:             34.039762560 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 6.09 seconds: 164.13 ops/second
llite.lustre-ffff8c62842dc000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8c62842dc000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8c62842dc000.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:            1788368745.458329083 secs.nsecs
start_time:               1788368742.240292933 secs.nsecs
elapsed_time:             3.218036150 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        13  13  13
2:		         2   2  15
4:		        11  11  26
8:		         6   6  32
16:		         8   8  41
32:		        57  58 100
snapshot_time:            1788368745.458397745 secs.nsecs
start_time:               1788368742.240372063 secs.nsecs
elapsed_time:             3.218025682 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: 995
miss_total: 0
snapshot_time:            1788368776.557315005 secs.nsecs
start_time:               1788368742.240292933 secs.nsecs
elapsed_time:             34.317022072 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        14  14  14
2:		         2   2  16
4:		        11  11  27
8:		         6   6  33
16:		         8   8  41
32:		        57  58 100
snapshot_time:            1788368776.557383194 secs.nsecs
start_time:               1788368742.240372063 secs.nsecs
elapsed_time:             34.317011131 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788368781 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788368788 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8c62842dc000.enable_statahead_fname=1
llite.lustre-ffff8c62842dc000.statahead_min=8
llite.lustre-ffff8c62842dc000.statahead_batch_max=64
llite.lustre-ffff8c62842dc000.statahead_max=128