After Fiber reconnected, number of LUNs attached to server increases on Red Hat Enterprise Linux 5.8
Issue
- When they re-connect the HBA cable to SAN switch, the number of Volumes are 10 times than real number.
Environment
- Red Hat Enterprise Linux 5
- Observed on kernel-2.6.18-308.el5. Unknown if other versions are affected at this stage.
- SAN storage provided to server
- Observed on EMC DMX4 2500 (EMC SYMMETRIX), but unknown if other versions are affected at this stage.
- At least 2x paths to each LUN
- Observed on qlogic HBA, but unknown if it is restricted to this version.
- device-mapper-multipath (observed on device-mapper-multipath-0.4.7-34.el5)
Subscriber exclusive content
A Red Hat subscription provides unlimited access to our knowledgebase of over 48,000 articles and solutions.
Welcome! Check out the Getting Started with Red Hat page for quick tours and guides for common tasks.
