== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 12:53:06 (1787590386)
llite.lustre-ffff9d1c2d9f8000.statahead_max=1024
llite.lustre-ffff9d1c2d9f8000.statahead_batch_max=32
llite.lustre-ffff9d1c2d9f8000.statahead_min=64
llite.lustre-ffff9d1c2d9f8000.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 7.18 seconds: 139.30 ops/second
llite.lustre-ffff9d1c2d9f8000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d1c2d9f8000.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:            1787590403.611374368 secs.nsecs
start_time:               1787590399.588444152 secs.nsecs
elapsed_time:             4.022930216 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         8   8  12
4:		        12  13  25
8:		         7   7  32
16:		         2   2  35
32:		        59  64 100
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:            1787590434.126764009 secs.nsecs
start_time:               1787590399.588444152 secs.nsecs
elapsed_time:             34.538319857 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         8   8  13
4:		        12  13  26
8:		         7   7  33
16:		         2   2  35
32:		        59  64 100
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 5.33 seconds: 187.52 ops/second
llite.lustre-ffff9d1c2d9f8000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9d1c2d9f8000.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:            1787590448.217411675 secs.nsecs
start_time:               1787590444.781860416 secs.nsecs
elapsed_time:             3.435551259 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   4
4:		         4   5   9
8:		         1   1  10
16:		         7   9  20
32:		        59  79 100
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:            1787590479.468579093 secs.nsecs
start_time:               1787590444.781860416 secs.nsecs
elapsed_time:             34.686718677 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   4   4
2:		         1   1   5
4:		         4   5  10
8:		         1   1  12
16:		         7   9  21
32:		        59  78 100
 - unlinked 0 (time 1787590485 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787590494 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff9d1c2d9f8000.enable_statahead_fname=1
llite.lustre-ffff9d1c2d9f8000.statahead_min=8
llite.lustre-ffff9d1c2d9f8000.statahead_batch_max=64
llite.lustre-ffff9d1c2d9f8000.statahead_max=128