buckets full?

I understand that if 'no memory' and and maximum increment from 0 that it's
a bad thing.  What is the consequence if 'bucket full' increments?

sys# ipfstat -s
IP states added:
        4109127 TCP
        2185202 UDP
        75930 ICMP
        754943641 hits
        15966210 misses
        4 bucket full
        0 maximum rule references
        0 maximum
        0 no memory
        31824 bkts in use
        46431 active
        2261060 expired
        4062844 closed
State logging enabled

State table bucket statistics:
        31824 in use
        68% hash efficiency
        34.55% bucket usage
        0 minimal length
        8 maximal length
        1.459 average length

TCP Entries per state
     0     1     2     3     4     5     6     7     8     9    10    11
    20    14    13     5 44924   201   323     2     7     0   476   294
sys# ipf -V
ipf: IP Filter: v4.1.23 (396)
Kernel: IP Filter: v4.1.23
Running: yes
Log Flags: 0 = none set
Default: pass all, Logging: available
Active list: 0
Feature mask: 0x10e
sys# 

Thanks,

peter