== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 06:03:13 (1784196193)
llite.lustre-ffff8de20998e800.statahead_max=1024
llite.lustre-ffff8de20998e800.statahead_batch_max=32
llite.lustre-ffff8de20998e800.statahead_min=64
llite.lustre-ffff8de20998e800.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 4.94 seconds: 202.36 ops/second
llite.lustre-ffff8de20998e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8de20998e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8de20998e800.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:            1784196208.456918847 secs.nsecs
start_time:               1784196204.115536327 secs.nsecs
elapsed_time:             4.341382520 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		        11  13  19
8:		         5   6  25
16:		         3   3  28
32:		        59  71 100
snapshot_time:            1784196208.456992885 secs.nsecs
start_time:               1784196204.115657696 secs.nsecs
elapsed_time:             4.341335189 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: 0
list_total: 0
fname_total: 1
hit_total: 993
miss_total: 2
snapshot_time:            1784196239.511275469 secs.nsecs
start_time:               1784196204.115536327 secs.nsecs
elapsed_time:             35.395739142 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		        11  13  20
8:		         5   5  26
16:		         3   3  29
32:		        59  70 100
snapshot_time:            1784196239.511359164 secs.nsecs
start_time:               1784196204.115657696 secs.nsecs
elapsed_time:             35.395701468 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 6.35 seconds: 157.57 ops/second
llite.lustre-ffff8de20998e800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff8de20998e800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff8de20998e800.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:            1784196253.582578279 secs.nsecs
start_time:               1784196250.664323467 secs.nsecs
elapsed_time:             2.918254812 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        11  11  11
2:		         6   6  18
4:		         7   7  26
8:		         3   3  29
16:		         5   5  34
32:		        60  65 100
snapshot_time:            1784196253.582647044 secs.nsecs
start_time:               1784196250.665069086 secs.nsecs
elapsed_time:             2.917577958 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: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1784196284.170897282 secs.nsecs
start_time:               1784196250.664323467 secs.nsecs
elapsed_time:             33.506573815 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		        12  12  12
2:		         6   6  19
4:		         7   7  26
8:		         3   3  30
16:		         5   5  35
32:		        60  64 100
snapshot_time:            1784196284.171086976 secs.nsecs
start_time:               1784196250.665069086 secs.nsecs
elapsed_time:             33.506017890 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1784196291 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1784196300 ; total 0 ; last 0)
total: 1000 unlinks in 12 seconds: 83.333336 unlinks/second
llite.lustre-ffff8de20998e800.enable_statahead_fname=1
llite.lustre-ffff8de20998e800.statahead_min=8
llite.lustre-ffff8de20998e800.statahead_batch_max=64
llite.lustre-ffff8de20998e800.statahead_max=128