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Texas Memory RamSan 400
We have had a RAM SAN on the network for a while now. This is an amazing piece of hardware capable of speeding up any application. If you have the money of course! This is an expensive build,...
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Data Domain
I have been managing Data Domain units for about a year now. Currently, there are 3 running on the network. Initially, some issues came up that made me a little “weary” of them. First was that we...
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SAN/Networking/Linux: Using Multipath To Verify and Troubleshoot Connectivity...
A few days ago there was in error on one of our Cisco MDS 9120 fiber switches. The current environment at this datacenter consists of two Cisco MDS 9120 SAN switches with servers redundantly connected...
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SAN / EMC: CX4 DAE (Drive Shelf) Information
This will not get very detailed, but I figured I would share the following information. In light of not being happy with the typical “each shelf has a 4 Gig interconnect” statement, I kept checking...
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Networking / SAN: Cisco MDS 9000 License Installation
This one will be quick and easy! Below is how to install a new port license on a Cisco MDS 9000 switch from the Cisco CLI (Command Line Interface). Doing this does not remove the current license, just...
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Storage, SAN, Linux: EMC PowerPath Configuration On Cisco UCS
The following is a walk through of installing EMC PowerPath software on RedHat based Linux hosts (CentOS/Fedora). This is required to fully utilize multiple paths to EMC SANs. The test server used here...
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Storage, SAN: EMC Clariion LUN Trespass
So we are in the process of working with EMC to have 10gb ISCSI interfaces installed in our CX4. I knew that we had a lot of trespassed LUNs and that those had to be corrected before the install could...
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EMC CX3-40 Drive Replacement In Pictures
So I have been really busy lately and haven’t had time to post almost anything. We had a lot of 73gig drives in our older CX3-40. They were there for spindle count (15krpm x 60 disks). We needed the...
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RamSan 630 (SSD) Racking And Flash Module Installation
We are continuing to roll out Texas Memory RamSan SSD devices to support our Oracle environments. This time we went with a RamSan 630 for our disaster recover location to host our primary Oracle...
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Nimble Storage CS220G ISCSI Array Initial Install
We received our Nimble Storage CS220G earlier this week. We are hoping for the device to fall into a tier between our EMC CX4 and standard NAS storage systems. Being that we are mostly 10gb at our...
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