== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:58:12 (1788537492)
llite.lustre-ffff8f7309cf2800.statahead_max=1024
llite.lustre-ffff8f7309cf2800.statahead_batch_max=32
llite.lustre-ffff8f7309cf2800.statahead_min=64
llite.lustre-ffff8f7309cf2800.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 5.06 seconds: 197.74 ops/second
llite.lustre-ffff8f7309cf2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f7309cf2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f7309cf2800.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:            1788537508.479196631 secs.nsecs
start_time:               1788537503.524039481 secs.nsecs
elapsed_time:             4.955157150 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         5   5  12
4:		        12  13  25
8:		         6   6  32
16:		         1   1  33
32:		        60  66 100
snapshot_time:            1788537508.479265841 secs.nsecs
start_time:               1788537503.524121937 secs.nsecs
elapsed_time:             4.955143904 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:            1788537538.907850931 secs.nsecs
start_time:               1788537503.524039481 secs.nsecs
elapsed_time:             35.383811450 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         7   7   7
2:		         5   5  13
4:		        12  13  26
8:		         6   6  32
16:		         1   1  34
32:		        60  65 100
snapshot_time:            1788537538.907916024 secs.nsecs
start_time:               1788537503.524121937 secs.nsecs
elapsed_time:             35.383794087 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 6.65 seconds: 150.32 ops/second
llite.lustre-ffff8f7309cf2800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8f7309cf2800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8f7309cf2800.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:            1788537555.744282635 secs.nsecs
start_time:               1788537551.911260656 secs.nsecs
elapsed_time:             3.833021979 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         1   1   1
2:		         5   5   7
4:		         5   5  12
8:		         7   8  21
16:		         8   9  30
32:		        59  69 100
snapshot_time:            1788537555.744955990 secs.nsecs
start_time:               1788537551.911353204 secs.nsecs
elapsed_time:             3.833602786 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 ''
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:            1788537587.134854846 secs.nsecs
start_time:               1788537551.911260656 secs.nsecs
elapsed_time:             35.223594190 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   5   8
4:		         5   5  13
8:		         7   8  22
16:		         8   9  31
32:		        59  68 100
snapshot_time:            1788537587.134928657 secs.nsecs
start_time:               1788537551.911353204 secs.nsecs
elapsed_time:             35.223575453 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788537595 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1788537604 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8f7309cf2800.enable_statahead_fname=1
llite.lustre-ffff8f7309cf2800.statahead_min=8
llite.lustre-ffff8f7309cf2800.statahead_batch_max=64
llite.lustre-ffff8f7309cf2800.statahead_max=128