Friday, July 4. 2008
You can´t use flash without any further thinking for system recovery. As i wrote before, the new system is cloned and has a new personality, it´s not a copy. But there is a trick.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 15: Using flash archives for recovery"
Friday, July 4. 2008
As i stated before, the installation mechanism of Jumpstart Flash is quite different from a normal installation. So i will start with a new template on a new server to demonstrate Jumpstart Flash.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 14: Using flash archives"
Friday, July 4. 2008
As i told you before much of the configuration takes place after the installation executed by the orignal Jumpstart mechanism. We used several modules of the JET toolkit so far, thus this is a good moment to do a deep dive into the process that takes place after the normal Jumpstart installation.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 13: Deep dive to post installation"
Friday, July 4. 2008
It´s a best practice to harden a system before you place it into your production network to reduce possible attack vectors. Sun developed the Solaris Security Toolkit for this task to collect all the knowledge about hardening Solaris in a tool thats simple to use. I´ve wrote already about the usage of the toolkit in
another installment of the LessKnownSolarisFeatures series.
It would be really neat to have an automatized hardening of new systems. The Jumpstart Enterprise Toolkit can do exactly this with the help of
JASS module.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 12: Automatic hardening with SST"
Friday, July 4. 2008
Okay, in enterprise computing you wouldn´t use a system without redundant boot disks (at least, when you haven´t an application that can survive a loss of computing nodes without a problem). So it would be nice to automatically configure a mirror of the boot disks with the Solaris Volume Manager. I assume in the following part, that you have a working knowledge with the SVM. When this not the case, it isn´t really a big problem, as this part it somewhat selfexplaining when you are aware of the concept of RAID.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 11: Mirrored boot disks"
Friday, July 4. 2008
Okay, now we´ve done a basic installation. But mostly we do a standard set of customizations on every system we touch, like installing a few essential tools or integrating the actual recommended patch cluster. So we want to polish the standard installation a little bit. We will extend a basic Solaris 10 Update 5 installation with the following items:
- installing the SMCjoe package
- nstalling the recommended Patch Cluster
- configuring the Secure-by-default mechanism to limited
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 10: A polished basic installation"
Friday, July 4. 2008
At first we will do a really basic install. No tricks, just the pure operating system. Nevertheless this part will be a little bit longer as i will do a technical deep-dive into the process of installation in this example to show you the inner workings of JET with this installation as an example.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 9: Basic installation of a new system"
Friday, July 4. 2008
Now you have to copy your Solaris install media. Obviously you need the Solaris files before you can install them to a system via network. You can do this on two ways.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 8: Preparing the first installation"
Friday, July 4. 2008
Friday, July 4. 2008
Okay, before working with the Jumpstart Enterprise Toolkit we have to prepare some stuff. We need systems, a network (as fast as possible to reduce installation time, but even 10 MBit/s would suffice), operating system ISOs etc.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 6: Prerequisites"
Friday, July 4. 2008
Now we get to the tool that will be the centerpoint of the whole tutorial: The Jumpstart Enterprise Toolkit. This tool was started as an internal tool by some project engineers to make their job easier. And with the time a really mighty tool was born.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 5: The toolkit"
Friday, July 4. 2008
Sometimes you don´t to do a new install of a system. You just want to clone a system. For example think about a webserver farm. Let´s assume you have thirty of them. You´ve configured one and now you want to distribute this config to all of your system. You´ve tuned the system extensivly, you changed configurations throughout all components. And you don´t want to do this 29 times again.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 4: Jumpstart FLASH"
Friday, July 4. 2008
I will not describe the exact process of native Jumpstart in it´s multitude of configuration files you have to modify, as the Jumpstart Enterprise Toolkit will do this job for us, but it´s important to know some of the important internals of Jumpstart. I will describe the most important files. There are varius others like /etc/ethers or the dhcp server configuration, but as you don´t touch them manually even with the native configuration of Jumpstart i won´t describe them here.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 3: Files controlling the installation"
Friday, July 4. 2008
One basic problem of automated installation is the provisioning of the operating system on the bare metal. Without OS any further configuration is obviously senseless. For several releases Solaris contains a feature called Jumpstart. The basic idea of Jumpstart is the installation of a system by using the network.
Continue reading "Less Known Solaris features: Jumpstart Enterprise Toolkit - Part 2: Basic Jumpstart"
Comments
Sat, 05.07.2008 22:54
Thank You
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Sat, 05.07.2008 16:07
Many thanks for this great tut orial. For me part 15 was the most interesting because it sh ows a solution for desas [...]
Fri, 04.07.2008 22:20
I get "Near Death - Delusions of Godlike power" as well. Lea ned back on the couch and not having touched caffeine [...]