Once you have configured the ISCSI storage on VMware ESXi, you can start creating new datastore using those ISCSI LUNS. By default ,the wizard will try to create filesystem type as VMFS5 and this filesystem can be able to support up to 2TB LUNS. If you want that datastore to be accessed across VMware ESX/ESXi […]
How to Break the ZFS mirror on Solaris ?
This article is going to explain how to break the ZFS mirror on Solaris.I am not sure how this will be useful in real production environment. Because splitting can be possible only on mirrored zpool. Unlike veritas volume manager diskgroup split, ZFS is not going to divide the zpool. Its just remove the mirror and […]
How to Run Vertias Explorer for Specific Module ?
Veritas explorer is a utility provided by Symantec to collect the necessary system information along with their products veritas volume manager and veritas cluster information.If you just run the veritas explorer,it will collect all their product information,logs,cores and other information for investigation. You have to provide the veritas explorer if you need any assistance from […]
Solaris Local Zone’s lsof
In Solaris local zone lsof will not work.By default all the application should have configured with specific port number.But sometimes your application will not start if that port has been already occupied by another application process.In this situation, you will get error like “unable to bind port <port-number>”if you try to start the application. Traditionally we […]
How to Identify Solaris Processor Cores ?
For hardware inventory, we may need to provide the Processor details like number installed physical processors , number core per processor on Solaris SPARC and X86 system. SunMicro system doesn’t make any complication to identify the CPU information on Solaris Operating system.To list the physical processor and core,we have the binary called “prsinfo” to pull the […]
How to upgrade SUN T5220 System Firmware Upgrade ?
We need to update the system firmware periodically to stay away from the bugs.Oracle hardware firmware can be download from the oracle website after logging with the support id. By upgrading the system firmware,system can support new devices,better performance,better availability and add more security to the system. In a order to upgrade the system firmware,y ou need to […]
How To Increase Ulimit Values in Redhat Linux ?
Shells like bash/csh/ksh are responsible to provide the control over various system resources to the user. Otherwise, one normal user may utilize the complete system resources and system won’t be available for other users. So setting the limit to users is very important and you need to be very careful before granting shell limits to […]
How to Measure the Network Bandwidth Between Solaris Nodes?
There is no command available in any Unix like operating systems to measure the actual bandwidth of network by sending the real packets over the network. OS developers intentionally left out this option since such type of commands will hammer the system network. But we need such kind of tool in project phase of the system where you need to perform some […]
How to Control the Zone’s Network Bandwidth on Solaris 11?
Oracle has made a lot of changes in Solaris 11’s network architecture compare to Solaris 10. Solaris 11’s network virtualization and network resource control to the OS is absolutely brilliant. The biggest problem with Oracle Solaris 10 is that we have forced to use shared IP type for local zones , since exclusive IP type required a […]
How to Build a Cloud Storage on Solaris 11?
As you know that oracle is marketing Solaris 11 as First cloud operating system in the world.How much true it is ? I am not sure about that. But recently i had come across one of the oracle blog that explains about making Solaris 11 as cloud storage using Pydio aka AjaXplorer opensource tool.Here I would like […]