What is the impact on the customer of the bug?
They will see a performance improvement during startup when io buffer size is optimized for the machine running glassfish
What is the cost/risk of fixing the bug?
This particular change is not risky, will only take effect if a property is specified in osgi.properties
Is there an impact on documentation or message strings?
Which tests should QA (re)run to verify the fix did not destabilize GlassFish?
Which is the targeted build of 4.0 for this fix?
If this an integration of a new version of a component from another project,
what are the changes that are being brought in? This might be list of
Jira issues from that project or a list of revision messages.