BusinessEvents (BE) Views throws the following warning -"could not queue data update notice".

BusinessEvents (BE) Views throws the following warning -"could not queue data update notice".

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Article ID: KB0089265

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Updated On:

Products Versions
TIBCO BusinessEvents Enterprise Edition -
Not Applicable -

Description

Resolution:
Description:
============
BusinessEvents (BE) Views throws the following warning -  "could not queue data update notice".


Environment:
==========
TIBCO BusinessEvents Studio
TIBCO BusinessEvents Views


Symptoms:
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BE Views log shows the following warning in the log - "could not queue data update notice".


Cause:
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Dashboard Agent maintains two levels of buffers.

1). One buffer hold all the updates coming from the BE engine. This is controlled by be.agent.dashboard.plugin.beviews.updates.buffer.capacity.

2). The second buffer is maintained per streaming client as in each dashboard instance.
This second buffer is controlled by "be.agent.dashboard.streaming.buffer.capacity". This buffer allows control of the updates being streamed to the client (to avoid the client from getting overwhelmed). For performance reasons the default per client buffer of may not be enough. Increase it to 2048. This is a transient buffer, so making the value 2048 is OK. Also the buffer holds simple string objects.


Resolution:
========
Add the following property to the ‘dashboard-agent-class configuration and set its value to 2048.

be.agent.dashboard.streaming.buffer.capacity

Issue/Introduction

BusinessEvents (BE) Views throws the following warning -"could not queue data update notice".