== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 22:59:57 (1786417197)
llite.lustre-ffff9412d889c000.statahead_max=1024
llite.lustre-ffff9412d889c000.statahead_batch_max=32
llite.lustre-ffff9412d889c000.statahead_min=64
llite.lustre-ffff9412d889c000.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 6.59 seconds: 151.75 ops/second
llite.lustre-ffff9412d889c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9412d889c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9412d889c000.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:            1786417213.574379241 secs.nsecs
start_time:               1786417209.261899148 secs.nsecs
elapsed_time:             4.312480093 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         7   8  11
4:		        13  14  26
8:		         3   3  29
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1786417213.575149139 secs.nsecs
start_time:               1786417209.262031423 secs.nsecs
elapsed_time:             4.313117716 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:            1786417244.139017323 secs.nsecs
start_time:               1786417209.261899148 secs.nsecs
elapsed_time:             34.877118175 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         7   7  12
4:		        13  14  27
8:		         3   3  30
16:		         1   1  31
32:		        60  68 100
snapshot_time:            1786417244.144263283 secs.nsecs
start_time:               1786417209.262031423 secs.nsecs
elapsed_time:             34.882231860 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 5.78 seconds: 173.03 ops/second
llite.lustre-ffff9412d889c000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9412d889c000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9412d889c000.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:            1786417259.180495917 secs.nsecs
start_time:               1786417255.873872716 secs.nsecs
elapsed_time:             3.306623201 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        15  15  15
2:		         4   4  20
4:		         6   6  26
8:		         4   4  30
16:		         5   5  35
32:		        61  64 100
snapshot_time:            1786417259.180565305 secs.nsecs
start_time:               1786417255.874318171 secs.nsecs
elapsed_time:             3.306247134 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: 994
miss_total: 1
snapshot_time:            1786417290.488698304 secs.nsecs
start_time:               1786417255.873872716 secs.nsecs
elapsed_time:             34.614825588 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        16  16  16
2:		         4   4  20
4:		         6   6  27
8:		         4   4  31
16:		         5   5  36
32:		        61  63 100
snapshot_time:            1786417290.488826655 secs.nsecs
start_time:               1786417255.874318171 secs.nsecs
elapsed_time:             34.614508484 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786417303 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1786417317 ; total 0 ; last 0)
total: 1000 unlinks in 16 seconds: 62.500000 unlinks/second
llite.lustre-ffff9412d889c000.enable_statahead_fname=1
llite.lustre-ffff9412d889c000.statahead_min=8
llite.lustre-ffff9412d889c000.statahead_batch_max=64
llite.lustre-ffff9412d889c000.statahead_max=128