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Exalogic Virtual Dom0 Compute Nodes Hang With "send_generic_mcast_pkt" And "discover_send error" Errors After Upgrading To Either January (or) April (or) July 2018 PSUs (Doc ID 2447886.1)

Last updated on APRIL 26, 2019

Applies to:

Oracle Exalogic Elastic Cloud Software - Version 2.0.6.3.180116 to 2.0.6.3.180717
Linux x86-64
Oracle Virtual Server x86-64

Symptoms

In Exalogic Virtual Racks X4-2, X5-2 and X6-2, after doing PSU upgrade to either January 2018 (or) April 2018 (or) July 2018 PSUs, issue of Dom0 Compute Nodes losing connectivity to ZFS appliance over IB network is seen. At the time of the issue all the Guest vServers are hung and unresponsive.

Below errors are seen at the time of the issue in /var/log/messages system logs on the Compute node.

Changes

PSU upgrade to either January 2018 (or) April 2018 (or) July 2018.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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