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Disk Benchmark Part 1

Lately I have been running benchmarks on storage solutions that I have built myself using open source file systems such as ZFS. I needed to compare the performance on the platform when I incremented or used different types of disks, changed RAID levels, added SSDs for caching, etc… With that in mind I started looking for a good benchmarking utility that could provide me with the information needed to evaluate a configuration change....

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ZFS iSCSI LUN MPIO Setup Windows Server

I have been working with Microsoft failover clustering in my home lab and needed to configure some of my windows 2008/2012 servers to access LUNs that I created in my OpenIndiana server using COMSTAR. My OpenIndiana server which was built last year originally had 2x1G networks ports. Since then I added a 4x1G NIC because I wanted to dedicate two ports for iSCSI traffic and have the original two ports for home SMB/NFS/FTP traffic. I also...

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ZFS FTPD Configuration

In this article I will go over the process of installing ProFTPD so that we can enable FTP support on our ZFS file shares. The reason why I decided to create this article was because I have multiple network adapters on my server and I wanted my network shares to be accessible via FTP on multiple IP addresses. Getting this to work entailed manually modifying some of the configuration parameters. Let’s go ahead and get started. By...

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MDT 2012/2013 Custom Computer Name Form

Update 10-31-14: This will also work with MDT 2013 as I have tested it. I have been focusing on Windows deployment lately and have been working on upgrading my servers to MDT 2012. While updating some of my windows image I wasn’t too happy with the naming convention that  we are currently using in my enterprise as it is not helpful for identifying machines. I decided to create an MDT form that will generate a computer name based on a...

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Configuring SSH and Key Based Authentication

In this article I will show you how to use public key authentication to connect to your Ubuntu server. This will allow us to authenticate to our server using SSH without having to type in a passphrase. Instead, a key that we generate will be use for the process. 1. The first thing I am going to do is to generate an SSH-2 RSA key using PuTTY Key Generator. 2. After you have generated your key, go ahead and enter a passphrase for your...

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Ubuntu SFTP based backups

In this article I will go through the process of doing backups on your Linux based computer. In my example, I am running an Ubuntu Server and will be backing up the data to a Windows Server 2008 R2 machine. This should work with any Windows based computer as the backup target. Let’s get started. 1. The first I am going to do is change to my home directory and create a Backups and Scripts folder under my Documents. cd ~/Documents/...

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