Exalogic : "Bad Q_Key" messages reporting on opensm.log from exalogic compute nodes
(Doc ID 2280208.1)
Last updated on NOVEMBER 14, 2022
Applies to:
Oracle Exalogic Elastic Cloud Software - Version 2.0.6.2.161018 to 2.0.6.2.170117Exalogic Elastic Cloud X4-2 Hardware - Version X4 to X4 [Release X4]
Exalogic Elastic Cloud X5-2 Hardware - Version X5 to X5 [Release X5]
Linux x86-64
Oracle Virtual Sever (64-bit)
Symptoms
In X5-2 Exalogic environment, we can see /var/log in two NM2-GW switches are quickly exhausted.
Due to this issue:
- GW switch function compromised by dysfunctional opensmd and whereismasterd service.
- No master SM in IB fabric network.
- Dysfunctional jobs like creating guest vServers, restart Control stack and etc in Exalogic.
- Outage in Exadata like missing default IPoIB netowrk in compute and cell node
- etc..
Changes
Upgrading to Oct 2016 PSU or Jan 2017 PSU.
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |
| References |