== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:38:50 (1787593130)
llite.lustre-ffff92396a517000.statahead_max=1024
llite.lustre-ffff92396a517000.statahead_batch_max=32
llite.lustre-ffff92396a517000.statahead_min=64
llite.lustre-ffff92396a517000.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 6.16 seconds: 162.24 ops/second
llite.lustre-ffff92396a517000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92396a517000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92396a517000.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:            1787593145.499892777 secs.nsecs
start_time:               1787593141.766964072 secs.nsecs
elapsed_time:             3.732928705 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         3   3   5
4:		         8  10  15
8:		         4   5  20
16:		         2   2  23
32:		        60  76 100
snapshot_time:            1787593145.499963433 secs.nsecs
start_time:               1787593141.768479657 secs.nsecs
elapsed_time:             3.731483776 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 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:            1787593176.562840908 secs.nsecs
start_time:               1787593141.766964072 secs.nsecs
elapsed_time:             34.795876836 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		         8  10  16
8:		         4   5  21
16:		         2   2  24
32:		        60  75 100
snapshot_time:            1787593176.562902279 secs.nsecs
start_time:               1787593141.768479657 secs.nsecs
elapsed_time:             34.794422622 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 6.59 seconds: 151.75 ops/second
llite.lustre-ffff92396a517000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff92396a517000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff92396a517000.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:            1787593192.036870764 secs.nsecs
start_time:               1787593188.254848810 secs.nsecs
elapsed_time:             3.782021954 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         2   2  10
8:		         7   8  18
16:		         1   1  20
32:		        63  79 100
snapshot_time:            1787593192.036935744 secs.nsecs
start_time:               1787593188.254995358 secs.nsecs
elapsed_time:             3.781940386 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:            1787593223.422111627 secs.nsecs
start_time:               1787593188.254848810 secs.nsecs
elapsed_time:             35.167262817 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         3   3   8
4:		         2   2  11
8:		         7   8  20
16:		         1   1  21
32:		        63  78 100
snapshot_time:            1787593223.422173447 secs.nsecs
start_time:               1787593188.254995358 secs.nsecs
elapsed_time:             35.167178089 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787593232 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1787593241 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff92396a517000.enable_statahead_fname=1
llite.lustre-ffff92396a517000.statahead_min=8
llite.lustre-ffff92396a517000.statahead_batch_max=64
llite.lustre-ffff92396a517000.statahead_max=128