This article will walk you through the zone cluster deployment on oracle Solaris. The zone cluster consists of a set of zones, where each zone represents a virtual node. Each zone of a zone cluster is configured on a separate machine. As such, the upper bound on the number of virtual nodes in a zone cluster […]
Oracle Solaris
Sun Cluster – Zone Cluster on Oracle Solaris – Overview
This article explains about zone cluster. Zone cluster is created on oracle Solaris hosts using sun cluster aka Oracle Solaris cluster. In Most of the deployments , we might have seen the failover zones (HA Zones) using sun cluster or Veritas cluster (VCS) on Solaris. Comparatively , zone clusters are very less in the industry […]
Solaris 10 – Not booting in New Boot Environment ? Liveupgrade
I have been dealing with Solaris 10 Live upgrade issues from almost five years but still the new LU patches are not able to fix the common issues like updating the menu.lst file and setting the default boot environment. If the system is configured with ZFS root filesystem, then you have to follow the Live upgrade […]
How to Measure the bandwidth between Linux / Solaris hosts ?
All the new servers are shipping with 10 Gbps built-in network adapters . At the same time, servers are virtualized and one physical server may hosts many virtual servers. For an example, VMware ESXi hypervisor will be directly installed on physical server and multiple VM’s will be created on top of that. So all the VM’s will share the same 10Gbps […]
How to convert controller disk naming to SSD on Solaris ?
Have you ever been analysed the SAR(System activity reporter) reports on Solaris server for the disk performance issues ? If you would have done that , you might noticed that all the disks & LUN’s will be shown as “ssdXXX” names instead of cXtXdXs2. If you run “iostat” command without “n” option, you can see that […]
How to update Oracle Solaris 11.2 – SRU
This article will talk about the Oracle Solaris 11.2 SRU update (Jan 2015). Oracle’s ultimate goal is to make the Solaris patching like Redhat Linux satellite server patching model. There are some companies would like to stick with the legacy OS patching model instead of going for the IPS patching method(Downloading the OS patch bundle […]
Oracle Solaris 11 – Beginners Guide
If you are working as a Sun Solaris system administrator, you know that how rapidly Solaris operating system is changing from version to version. There were a lot difference between Solaris 9 and Solaris 10. But people were able to grab the changes quickly in the past when it was transformed from Solaris 8/9 to […]
Shellshock bug – vulnerability on Bash shell
Millions of computers are using bash shell (command interpreter ). New security flaw has been found on bash(Bash Code Injection Vulnerability (CVE-2014-6271) and it allows attackers can take the system control remotely. Heartbleed wave was just over on last april (Openssl vulnerability ).Is Shell-shock hurts more than Heartbleed ? Off-course Yes. Heartbleed was all about sniffing the system […]
Playing with Oracle Solaris 11.2’s Openstack cloud
This article talks about how openstack works with oracle Solaris 11.2 and how to use it. In the last article ,we have seen that installing pre-configured openstack Solaris image as kernel zones ,bare metal installation and installing it on Virtual box/VMware workstation. Once you have install the Oracle solaris 11.2 – openstack image , then […]
Installing Oracle Solaris 11.2 using USB openstack Image
Oracle Solaris 11.2 has integrated with openstack for cloud computing. Many of the Oracle Solaris administrators would like to try the openstack stuffs but deployment is not so easy on it. Since Openstack is new to Solaris administrators, oracle provides the Pre-built templates to install Oracle Solaris 11.2 with openstack package to setup in few […]