== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 13:05:38 (1787591138)
llite.lustre-ffff99b2d1d65800.statahead_max=1024
llite.lustre-ffff99b2d1d65800.statahead_batch_max=32
llite.lustre-ffff99b2d1d65800.statahead_min=64
llite.lustre-ffff99b2d1d65800.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 7.61 seconds: 131.32 ops/second
llite.lustre-ffff99b2d1d65800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99b2d1d65800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99b2d1d65800.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:            1787591156.424449718 secs.nsecs
start_time:               1787591152.732938195 secs.nsecs
elapsed_time:             3.691511523 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		         9  10  19
8:		         7   8  27
16:		         2   2  30
32:		        60  69 100
snapshot_time:            1787591156.424515443 secs.nsecs
start_time:               1787591152.733254178 secs.nsecs
elapsed_time:             3.691261265 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: 993
miss_total: 2
snapshot_time:            1787591187.354273343 secs.nsecs
start_time:               1787591152.732938195 secs.nsecs
elapsed_time:             34.621335148 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		         9  10  20
8:		         7   8  28
16:		         2   2  31
32:		        60  68 100
snapshot_time:            1787591187.354628170 secs.nsecs
start_time:               1787591152.733254178 secs.nsecs
elapsed_time:             34.621373992 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 8.53 seconds: 117.30 ops/second
llite.lustre-ffff99b2d1d65800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff99b2d1d65800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff99b2d1d65800.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:            1787591207.026084506 secs.nsecs
start_time:               1787591203.083214836 secs.nsecs
elapsed_time:             3.942869670 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         6   6  16
8:		         9  10  26
16:		         6   6  33
32:		        57  66 100
snapshot_time:            1787591207.026159383 secs.nsecs
start_time:               1787591203.083414694 secs.nsecs
elapsed_time:             3.942744689 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:            1787591238.709819199 secs.nsecs
start_time:               1787591203.083214836 secs.nsecs
elapsed_time:             35.626604363 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         6   6  17
8:		         9  10  27
16:		         6   6  34
32:		        57  65 100
snapshot_time:            1787591238.709934469 secs.nsecs
start_time:               1787591203.083414694 secs.nsecs
elapsed_time:             35.626519775 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787591250 ; total 1 ; last 1)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787591262 ; total 0 ; last 0)
total: 1000 unlinks in 13 seconds: 76.923080 unlinks/second
llite.lustre-ffff99b2d1d65800.enable_statahead_fname=1
llite.lustre-ffff99b2d1d65800.statahead_min=8
llite.lustre-ffff99b2d1d65800.statahead_batch_max=64
llite.lustre-ffff99b2d1d65800.statahead_max=128