Merge multiple line to one line with end, start line desire?

[nnips]

Hi, I'm have trouble with multiple line in my logs and i have many information dont need in this logs.
So I'm want get some information in this log with start line and end line. Anyone have idea for this ?
Example:

Oracle Database 10g Release 
CPU:
RAM:

Thu Apr 12 12:00:00 2012
LENGTH : '111'
ACTION :[7] 'CONNECT'
DATABASE USER:[1] '/'
PRIVILEGE :[6] 'SYSDBA'
CLIENT USER:[6] 'oracle'
CLIENT TERMINAL:[5] 'pts/1'
STATUS:[1] '0

=> Results:

Thu Apr 12 12:00:00 2012
LENGTH : '111'
ACTION :[7] 'CONNECT'
DATABASE USER:[1] '/'
PRIVILEGE :[6] 'SYSDBA'
CLIENT USER:[6] 'oracle'
CLIENT TERMINAL:[5] 'pts/1'
STATUS:[1] '0

=> Somthing dont need:

Oracle Database 10g Release 
CPU:
RAM:

[p_gurav]

Hi

Can you try to add HEADER_FIELD_LINE_NUMBER like this in props.conf:

[your_sourcetype]
HEADER_FIELD_LINE_NUMBER = 4