== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 09:16:25 (1787750185)
llite.lustre-ffff93f5a5e0f800.statahead_max=1024
llite.lustre-ffff93f5a5e0f800.statahead_batch_max=32
llite.lustre-ffff93f5a5e0f800.statahead_min=64
llite.lustre-ffff93f5a5e0f800.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 5.66 seconds: 176.56 ops/second
llite.lustre-ffff93f5a5e0f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93f5a5e0f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93f5a5e0f800.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:            1787750201.557411660 secs.nsecs
start_time:               1787750197.055431427 secs.nsecs
elapsed_time:             4.501980233 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         3   3   6
4:		         8   9  15
8:		         4   4  20
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1787750201.557477624 secs.nsecs
start_time:               1787750197.055507722 secs.nsecs
elapsed_time:             4.501969902 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:            1787750231.958039328 secs.nsecs
start_time:               1787750197.055431427 secs.nsecs
elapsed_time:             34.902607901 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         3   3   7
4:		         8   9  16
8:		         4   4  21
16:		         6   7  28
32:		        59  71 100
snapshot_time:            1787750231.958096748 secs.nsecs
start_time:               1787750197.055507722 secs.nsecs
elapsed_time:             34.902589026 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 6.43 seconds: 155.48 ops/second
llite.lustre-ffff93f5a5e0f800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff93f5a5e0f800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff93f5a5e0f800.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:            1787750247.539653455 secs.nsecs
start_time:               1787750243.825677952 secs.nsecs
elapsed_time:             3.713975503 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         3   3   9
4:		         5   5  15
8:		         8   9  24
16:		         4   4  29
32:		        60  70 100
snapshot_time:            1787750247.539715223 secs.nsecs
start_time:               1787750243.826016997 secs.nsecs
elapsed_time:             3.713698226 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:            1787750278.396503389 secs.nsecs
start_time:               1787750243.825677952 secs.nsecs
elapsed_time:             34.570825437 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         3   3  10
4:		         5   5  16
8:		         8   9  25
16:		         4   4  30
32:		        60  69 100
snapshot_time:            1787750278.396570084 secs.nsecs
start_time:               1787750243.826016997 secs.nsecs
elapsed_time:             34.570553087 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1787750289 ; total 0 ; last 0)
total: 1000 unlinks in 8 seconds: 125.000000 unlinks/second
 - unlinked 0 (time 1787750302 ; total 1 ; last 1)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff93f5a5e0f800.enable_statahead_fname=1
llite.lustre-ffff93f5a5e0f800.statahead_min=8
llite.lustre-ffff93f5a5e0f800.statahead_batch_max=64
llite.lustre-ffff93f5a5e0f800.statahead_max=128