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Archives for April 2014

SF3800/SF4800/SF4810/SF6800 – E4900/E6900 : connecting to a domain shell console which is already in use

by admin

Sun Fire 3800, 4800, 4810, 6800, E4900, and E6900 System Controller (SC) software contains multiple shells. Each have specific functionality regarding administration of the platform. The shells include: 1. Domain Console: The domain’s console device connection (/dev/console). When connected, the user will have one of the following prompts: a. OpenBoot Prom (OBP) b. console login […]

Filed Under: Hardware

The ultimate Solaris Volume Manager (SVM) interview questions

by admin

What are the configuration files used in SVM ? /etc/lvm/md.tab 1. The file is empty by default. The file is only used when metainit command is issued by the administrator. It is configured manually. 2. It can be populated by appending the output of # metastat -p. For example #metastat -p >> /etc/lvm/md.tab. 3. It […]

Filed Under: Interview Questions, Solaris, SVM

How to identify the boot device (primary and alternate) in Solaris

by admin

In a general production environment you’ll find the OS root disk is mirrored to avoid any single point of failures. Its is important to know how to find the primary and alternate boot device to troubleshoot in some cases. You can either identify the boot device from the OK prompt (in case of a SPARC […]

Filed Under: Solaris 11

Solaris Volume Manager (SVM) : Growing concat metadevice

by admin

Solaris Volume Manager (SVM) : Growing mirrored metadevices online Solaris Volume Manager (SVM) : Growing RAID 5 metadevices online In the example shown below, the concat metadevice d80 is configured using the slice c1t3d0s0 of size 1 GB. The high level steps to grow this metadevice are : 1. Umount the file system on the […]

Filed Under: SVM

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