How to Back Port Solaris 10

The Solaris 10 Failsafe feature can be easily back ported to Solaris 9 as well as earlier versions. This feature was first introduced in Solaris 10 10/08 OS or Update 6. It is a "lofi" UFS image file and it's a pure Solaris instance in RAM when it's booted. It is useful especially for boot disk firmware upgrade, system recovery, and decommission. A tech tip by Ken Zheng shares a procedure to backport Solaris 10 to earlier Solaris versions, including Solaris 8.

iSCSI failover with COMSTAR

Jay Danielsen relates information about experimenting with high-availability iSCSI configurations using the COMSTAR stack to explore iSCSI failover.

Oracle Database 11g Release 2 Certified on Solaris 10

Oracle Database 11g Release 2 version 11.2.0.1 is now certified with Oracle E-Business Suite 11i (11.5.10.2) and Release 12 (12.0, 12.1) on Solaris 10 on SPARC (64-bit). According to Steven Chan, this announcement includes: Oracle Database 11gR2 version 11.2.0.1; Real Application Clusters (RAC); Transparent Data Encryption (TDE) Column Encryption; Advanced Security Option (ASO) / Advanced Networking Option (ANO); and Export/Import Process for E-Business Suite 11i Database Instances.

Steps for Installing Any Native or Branded Zones

The steps for installing any native or branded zones are:

• 1. Configure the zone.
• 2. Add resource control if you want.
• 3. Install the zone.
• 4. Boot the zone.

The various commands in details for native and sn1 and lx branded zone are mentioned in a blog entry by Amrita Sadhukhan.

Solaris Boot Process

In another blog entry, Sadhukhan offers basic steps to booting. He discusses OpenBoot PROM or OBP, relevant files for 32- and 64-bit Solaris systems, the eight run levels, and the details necessary for a successful boot.

Threads and Interrupts

Sadhukhan also presents another informative blog entry in which he shares his knowledge on user threads, kernel threads, and interrupt threads. He specificially addresses what they are and how they work in the multithreaded Solaris Operating System.

Solaris 10 5/09 OS Receives Security Certification

Solaris 10 5/09 Trusted Extensions have received Common Criteria v2.3 Certification. For details, including evaluated hardware, see the Solaris Common Criteria Certification page.

Solaris Volume Manager Command Overview

A quick reference guide for Solaris Volume Manager is available. The downloadable PDF file should be used as a reminder for the most used commands for Solaris Volume Manager. Do not expect the whole command line in the one-page reference.

patchanalysis_gather script

An updated patchanalysis_gather script is available from Edna O'Connor. The script, updated in Nov., runs a pkgchk on both global zone and non-global zone binaries, and it searches for leftover lock files.

Make the Most of an SSD with ZFS

With OpenSolaris 2009.06, The Directory Services blogger arnaud installed the system on a single SSD in a small partition (10GB) and left the rest of the drive unallocated. He shares how partitioning the SSD enables the use of both L2ARC and ZIL in whatever proportions necessary to suit needs.

ZFS Deduplication Notebook Backup

Giacomo Bonini wanted to try out deduplication with ZFS. He downloaded OpenSolaris build 128a from the develop repository and with his notebook he tested it. Find out his results. [...read more...]

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