== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 04:12:17 (1787559137)
llite.lustre-ffff89ff3efb2000.statahead_max=1024
llite.lustre-ffff89ff3efb2000.statahead_batch_max=32
llite.lustre-ffff89ff3efb2000.statahead_min=64
llite.lustre-ffff89ff3efb2000.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 5.75 seconds: 173.83 ops/second
llite.lustre-ffff89ff3efb2000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89ff3efb2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89ff3efb2000.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:            1787559152.025260984 secs.nsecs
start_time:               1787559148.336843761 secs.nsecs
elapsed_time:             3.688417223 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         9  10  20
8:		         8   9  30
16:		         0   0  30
32:		        60  69 100
snapshot_time:            1787559152.026002227 secs.nsecs
start_time:               1787559148.336958932 secs.nsecs
elapsed_time:             3.689043295 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 ''
statahead total: 1
statahead wrong: 0
agl total: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787559182.736455290 secs.nsecs
start_time:               1787559148.336843761 secs.nsecs
elapsed_time:             34.399611529 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   8   8
2:		         3   3  11
4:		         9  10  21
8:		         8   9  31
16:		         0   0  31
32:		        60  68 100
snapshot_time:            1787559182.736676404 secs.nsecs
start_time:               1787559148.336958932 secs.nsecs
elapsed_time:             34.399717472 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 5.85 seconds: 171.08 ops/second
llite.lustre-ffff89ff3efb2000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff89ff3efb2000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff89ff3efb2000.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:            1787559196.879896223 secs.nsecs
start_time:               1787559193.658643432 secs.nsecs
elapsed_time:             3.221252791 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         1   1   3
4:		         5   6  10
8:		         6   7  17
16:		         6   7  25
32:		        59  74 100
snapshot_time:            1787559196.879958898 secs.nsecs
start_time:               1787559193.658789523 secs.nsecs
elapsed_time:             3.221169375 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:            1787559227.537916069 secs.nsecs
start_time:               1787559193.658643432 secs.nsecs
elapsed_time:             33.879272637 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         1   1   5
4:		         5   6  11
8:		         6   7  18
16:		         6   7  26
32:		        59  73 100
snapshot_time:            1787559227.538369203 secs.nsecs
start_time:               1787559193.658789523 secs.nsecs
elapsed_time:             33.879579680 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787559235 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787559244 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff89ff3efb2000.enable_statahead_fname=1
llite.lustre-ffff89ff3efb2000.statahead_min=8
llite.lustre-ffff89ff3efb2000.statahead_batch_max=64
llite.lustre-ffff89ff3efb2000.statahead_max=128