== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 11:16:11 (1787584571)
llite.lustre-ffff8e6120f63800.statahead_max=1024
llite.lustre-ffff8e6120f63800.statahead_batch_max=32
llite.lustre-ffff8e6120f63800.statahead_min=64
llite.lustre-ffff8e6120f63800.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 5.50 seconds: 181.66 ops/second
llite.lustre-ffff8e6120f63800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e6120f63800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e6120f63800.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:            1787584586.588738955 secs.nsecs
start_time:               1787584582.780239084 secs.nsecs
elapsed_time:             3.808499871 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   6
4:		        13  15  22
8:		         5   5  27
16:		         3   3  31
32:		        59  68 100
snapshot_time:            1787584586.588805170 secs.nsecs
start_time:               1787584582.780899272 secs.nsecs
elapsed_time:             3.807905898 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: 0
list_total: 0
fname_total: 1
hit_total: 994
miss_total: 1
snapshot_time:            1787584617.885206845 secs.nsecs
start_time:               1787584582.780239084 secs.nsecs
elapsed_time:             35.104967761 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         2   2   8
4:		        13  14  22
8:		         5   5  28
16:		         3   3  32
32:		        59  67 100
snapshot_time:            1787584617.885279800 secs.nsecs
start_time:               1787584582.780899272 secs.nsecs
elapsed_time:             35.104380528 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 5.65 seconds: 176.88 ops/second
llite.lustre-ffff8e6120f63800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8e6120f63800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8e6120f63800.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:            1787584631.872121068 secs.nsecs
start_time:               1787584628.874133044 secs.nsecs
elapsed_time:             2.997988024 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   4   4
2:		         1   1   5
4:		         2   2   8
8:		         2   2  10
16:		         4   5  16
32:		        61  83 100
snapshot_time:            1787584631.872184478 secs.nsecs
start_time:               1787584628.874245855 secs.nsecs
elapsed_time:             2.997938623 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: 994
miss_total: 1
snapshot_time:            1787584662.413258358 secs.nsecs
start_time:               1787584628.874133044 secs.nsecs
elapsed_time:             33.539125314 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   5   5
2:		         1   1   6
4:		         2   2   9
8:		         2   2  12
16:		         4   5  17
32:		        61  82 100
snapshot_time:            1787584662.413334097 secs.nsecs
start_time:               1787584628.874245855 secs.nsecs
elapsed_time:             33.539088242 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787584669 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1787584678 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff8e6120f63800.enable_statahead_fname=1
llite.lustre-ffff8e6120f63800.statahead_min=8
llite.lustre-ffff8e6120f63800.statahead_batch_max=64
llite.lustre-ffff8e6120f63800.statahead_max=128