== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 17:25:42 (1786829142)
llite.lustre-ffff9995c93d6000.statahead_max=1024
llite.lustre-ffff9995c93d6000.statahead_batch_max=32
llite.lustre-ffff9995c93d6000.statahead_min=64
llite.lustre-ffff9995c93d6000.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 4.74 seconds: 211.19 ops/second
llite.lustre-ffff9995c93d6000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9995c93d6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9995c93d6000.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:            1786829157.686742394 secs.nsecs
start_time:               1786829153.323511017 secs.nsecs
elapsed_time:             4.363231377 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         5   5  10
4:		        14  16  26
8:		         4   4  31
16:		         1   1  32
32:		        59  67 100
snapshot_time:            1786829157.686915066 secs.nsecs
start_time:               1786829153.323742912 secs.nsecs
elapsed_time:             4.363172154 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:            1786829188.109580885 secs.nsecs
start_time:               1786829153.323511017 secs.nsecs
elapsed_time:             34.786069868 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         5   5  11
4:		        14  15  27
8:		         4   4  31
16:		         1   1  32
32:		        59  67 100
snapshot_time:            1786829188.111482384 secs.nsecs
start_time:               1786829153.323742912 secs.nsecs
elapsed_time:             34.787739472 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 4.99 seconds: 200.36 ops/second
llite.lustre-ffff9995c93d6000.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff9995c93d6000.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff9995c93d6000.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:            1786829202.207215661 secs.nsecs
start_time:               1786829199.236508159 secs.nsecs
elapsed_time:             2.970707502 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         3   3   3
2:		         4   4   8
4:		         5   5  14
8:		         8   9  23
16:		         3   3  27
32:		        61  72 100
snapshot_time:            1786829202.207286143 secs.nsecs
start_time:               1786829199.236724937 secs.nsecs
elapsed_time:             2.970561206 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:            1786829232.601576021 secs.nsecs
start_time:               1786829199.236508159 secs.nsecs
elapsed_time:             33.365067862 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         5   5  15
8:		         8   9  24
16:		         3   3  28
32:		        61  71 100
snapshot_time:            1786829232.602054531 secs.nsecs
start_time:               1786829199.236724937 secs.nsecs
elapsed_time:             33.365329594 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1786829242 ; total 0 ; last 0)
total: 1000 unlinks in 5 seconds: 200.000000 unlinks/second
 - unlinked 0 (time 1786829251 ; total 0 ; last 0)
total: 1000 unlinks in 10 seconds: 100.000000 unlinks/second
llite.lustre-ffff9995c93d6000.enable_statahead_fname=1
llite.lustre-ffff9995c93d6000.statahead_min=8
llite.lustre-ffff9995c93d6000.statahead_batch_max=64
llite.lustre-ffff9995c93d6000.statahead_max=128