== sanity test 123i: Verify statahead work with the fname indexing pattern ========================================================== 02:45:01 (1788590701)
llite.lustre-ffff976f02d8a800.statahead_max=1024
llite.lustre-ffff976f02d8a800.statahead_batch_max=32
llite.lustre-ffff976f02d8a800.statahead_min=64
llite.lustre-ffff976f02d8a800.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: 181.91 ops/second
llite.lustre-ffff976f02d8a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff976f02d8a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff976f02d8a800.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:            1788590718.229438477 secs.nsecs
start_time:               1788590713.910072030 secs.nsecs
elapsed_time:             4.319366447 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         4   4   4
2:		         4   4   9
4:		         8   9  19
8:		         3   3  23
16:		         1   1  24
32:		        61  75 100
snapshot_time:            1788590718.229507099 secs.nsecs
start_time:               1788590713.910207304 secs.nsecs
elapsed_time:             4.319299795 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: 994
miss_total: 1
snapshot_time:            1788590748.960193301 secs.nsecs
start_time:               1788590713.910072030 secs.nsecs
elapsed_time:             35.050121271 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   6   6
2:		         4   4  10
4:		         8   9  20
8:		         3   3  24
16:		         1   1  25
32:		        61  74 100
snapshot_time:            1788590748.960259493 secs.nsecs
start_time:               1788590713.910207304 secs.nsecs
elapsed_time:             35.050052189 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 6.31 seconds: 158.59 ops/second
llite.lustre-ffff976f02d8a800.statahead_stats=clear
mdc.lustre-MDT0000-mdc-ffff976f02d8a800.batch_stats=0
mdc.lustre-MDT0001-mdc-ffff976f02d8a800.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:            1788590764.237639744 secs.nsecs
start_time:               1788590760.078750981 secs.nsecs
elapsed_time:             4.158888763 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         5   5   5
2:		         4   4  10
4:		         6   6  16
8:		        11  12  28
16:		         5   5  34
32:		        59  65 100
snapshot_time:            1788590764.237716794 secs.nsecs
start_time:               1788590760.079296794 secs.nsecs
elapsed_time:             4.158420000 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 5s for ''
statahead total: 1
statahead wrong: 0
agl total: 1
list_total: 0
fname_total: 1
hit_total: 995
miss_total: 0
snapshot_time:            1788590795.488988530 secs.nsecs
start_time:               1788590760.078750981 secs.nsecs
elapsed_time:             35.410237549 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         6   6   6
2:		         4   4  10
4:		         6   6  17
8:		        11  12  29
16:		         5   5  35
32:		        59  64 100
snapshot_time:            1788590795.489055685 secs.nsecs
start_time:               1788590760.079296794 secs.nsecs
elapsed_time:             35.409758891 secs.nsecs
subreqs per batch   batches   %% cum %%
1:		         0   0   0
 - unlinked 0 (time 1788590803 ; total 0 ; last 0)
total: 1000 unlinks in 6 seconds: 166.666672 unlinks/second
 - unlinked 0 (time 1788590813 ; total 0 ; last 0)
total: 1000 unlinks in 11 seconds: 90.909088 unlinks/second
llite.lustre-ffff976f02d8a800.enable_statahead_fname=1
llite.lustre-ffff976f02d8a800.statahead_min=8
llite.lustre-ffff976f02d8a800.statahead_batch_max=64
llite.lustre-ffff976f02d8a800.statahead_max=128