Opened 10 years ago

Closed 10 years ago

#834 closed defect (fixed)

MgResourceNotFoundException when multiple users hit server at same instant

Reported by: trevorwekel Owned by: trevorwekel
Priority: medium Milestone: 2.1
Component: Resource Service Version: 2.0.1
Severity: minor Keywords: repository busy resource not found
Cc: External ID: 1188344, 1188344.01

Description

Multiples hits at the same instance trigger MgResourceNotFoundException. To recreate (Apache only):

The MapGuide server will throw numerous errors including MgDbXmlException, MgDbException, MgResourceNotFoundException, and MgResourceDataNotFoundException

Change History (3)

comment:1 Changed 10 years ago by trevorwekel

This defect is due to extremely heavy contention on BerkeleyDB/DBXML page locks within the session repository. Changing the page size for the session repository and increasing lock and transaction timeouts significantly reduces the error rate.

comment:2 Changed 10 years ago by trevorwekel

Status: newassigned

comment:3 Changed 10 years ago by trevorwekel

Resolution: fixed
Status: assignedclosed
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