== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 15:54:40 (1790106880)
llite.lustre-ffff90f4b8cb4000.statahead_max=1024
llite.lustre-ffff90f4b8cb4000.statahead_batch_max=32
llite.lustre-ffff90f4b8cb4000.statahead_min=64
llite.lustre-ffff90f4b8cb4000.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 4.86 seconds: 205.97 ops/second
llite.lustre-ffff90f4b8cb4000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90f4b8cb4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff90f4b8cb4000.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:            1790106892.962123628 secs.nsecs
start_time:               1790106889.975303554 secs.nsecs
elapsed_time:             2.986820074 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         2   2   2
2:		         5   5   8
4:		        11  13  21
8:		         4   4  26
16:		         2   2  28
32:		        60  71 100
snapshot_time:            1790106892.962190993 secs.nsecs
start_time:               1790106889.975394458 secs.nsecs
elapsed_time:             2.986796535 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:            1790106924.445707273 secs.nsecs
start_time:               1790106889.975303554 secs.nsecs
elapsed_time:             34.470403719 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         5   5   9
4:		        11  12  22
8:		         4   4  27
16:		         2   2  29
32:		        60  70 100
snapshot_time:            1790106924.445776454 secs.nsecs
start_time:               1790106889.975394458 secs.nsecs
elapsed_time:             34.470381996 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 4.90 seconds: 204.06 ops/second
llite.lustre-ffff90f4b8cb4000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff90f4b8cb4000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff90f4b8cb4000.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:            1790106936.185950722 secs.nsecs
start_time:               1790106933.443701707 secs.nsecs
elapsed_time:             2.742249015 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         2   2   6
4:		         4   4  11
8:		         8   9  20
16:		         4   4  25
32:		        60  74 100
snapshot_time:            1790106936.186006992 secs.nsecs
start_time:               1790106933.443844948 secs.nsecs
elapsed_time:             2.742162044 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: 994
miss_total: 1
snapshot_time:            1790106967.618978102 secs.nsecs
start_time:               1790106933.443701707 secs.nsecs
elapsed_time:             34.175276395 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         2   2   7
4:		         4   4  12
8:		         8   9  21
16:		         4   4  26
32:		        60  73 100
snapshot_time:            1790106967.619046327 secs.nsecs
start_time:               1790106933.443844948 secs.nsecs
elapsed_time:             34.175201379 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1790106973 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1790106981 ; total 0 ; last 0)
total: 1000 unlinks in 9 seconds: 111.111115 unlinks/second
llite.lustre-ffff90f4b8cb4000.enable_statahead_fname=1
llite.lustre-ffff90f4b8cb4000.statahead_min=8
llite.lustre-ffff90f4b8cb4000.statahead_batch_max=64
llite.lustre-ffff90f4b8cb4000.statahead_max=128