Bugs item #637934, was opened at 2002-11-13 14:15
You can respond by visiting: 
https://sourceforge.net/tracker/?func=detail&atid=376685&aid=637934&group_id=22866

Category: JBossCMP
Group: v3.2
Status: Open
Resolution: None
Priority: 5
Submitted By: Chris Bonham (bonhamcm)
Assigned to: Nobody/Anonymous (nobody)
Summary: CMR add overpopulates read ahead cache

Initial Comment:
Using JBoss 3.2.0beta with Dain's Unidirectional 
performance patch, Sun JDK 
1.3.1_03 on both Win2K and RedHat Linux 7.3.

Given two local CMP entity beans in a CMR 
(unidirectional or bidirectional): Order (M) <--> (1) 
Lineitem.

When a new Lineitem is created with a relationship to 
an Order, all the Order's related Lineitems (siblings of 
the new one) are added to the read ahead cache without 
a limit.

I've attached a testcase that can be integrated with the 
CMP2/Commerce Testsuite as well as an insert script 
for one Order and 10000 related Lineitems.  There are no 
asserts, but the log will show that all 10000 siblings are 
loaded into the read ahead cache.

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