firebird group！

The cpu usage of my firebird process always increases to 99.9% ! But there are only two connections .
What is the possible reason?

header status:

Flags 0
Checksum 12345
Generation 303747
Page size 4096
ODS version 10.1
Oldest transaction 303738
Oldest active 303739
Oldest snapshot 303739
Next transaction 303740
Bumped transaction 1
Sequence number 0
Next attachment ID 0
Implementation ID 19
Shadow count 0
Page buffers 4096
Next header page 0
Database dialect 3
Creation date Jun 4, 2004 9:44:42
Attributes

Variable header data:
Sweep interval: 0
*END*

OS: Redhat 9 (Linux version 2.4.20-8).
cpu : Intel(R) Pentium(R) 4 CPU 2.00GHz
stepping : 9
cpu MHz : 1999.819
cache size : 512 KB
memory:
total: used: free: shared: buffers: cached:
Mem: 260419584 254971904 5447680 0 37015552 69378048
Swap: 4293586944 16605184 4276981760
MemTotal: 254316 kB
MemFree: 5320 kB
MemShared: 0 kB
Buffers: 36148 kB
Cached: 58960 kB
SwapCached: 8792 kB
Active: 104252 kB
ActiveAnon: 34488 kB
ActiveCache: 69764 kB
Inact_dirty: 0 kB
Inact_laundry: 21728 kB
Inact_clean: 4088 kB
Inact_target: 26012 kB
HighTotal: 0 kB
HighFree: 0 kB
LowTotal: 254316 kB
LowFree: 5320 kB
SwapTotal: 4192956 kB
SwapFree: 4176740 kB





　　　　　　　　xuxu
　　　　　　　　xufh@...
　　　　　　　　　　2004-10-10


[Non-text portions of this message have been removed]