The musings of an IT Consultant:


October 31, 2010  8:08 PM

Jumbo Frames and Switch Support

Posted by: Raj Perumal
2510G, 2910AL, HP, iSCSI, jumbo frames, per port, per vlan, ProCurve Networking, SAN

Hi folks! So you've decided to install a new iSCSI based SAN in your environment and realize your existing switch doesn't support jumbo frames. What do you do? Well you could just go out and buy a new switch to support just the iSCSI or you can stop and think for a second. You see you can buy...

June 30, 2010  9:46 PM

Great practice storage for the lab!

Posted by: Raj Perumal
iSCSI, Starwind, Storage

Hi folks, so you have your newly minted certification as a VCP, MVP, MCP or MCT and you think to yourself, I want to apply my knowledge. What do you do now? Well for one you can get a great deal from Starwind. Starwind provides their iSCSI SAN software for free to people with the certifications...

June 30, 2010  9:41 PM

Are you LUN masking?

Posted by: Raj Perumal
Fiber Channel, iSCSI, LUN masking, SAN, Storage

Hi folks! Here is a common scenario in today's world. With the advent of virtualization and also with the need for storage of large amounts of data, we have more and more people taking advantage of centralized storage. In a lot of these cases, these are people that have no real storage...

May 31, 2010  11:53 PM

Fiber channel or iSCSI?

Posted by: Raj Perumal
FC, iSCSI, Storage

Hi folks, so the age old storage question, should i use FC or iSCSI? Well this isn't necessarily an easy question to answer. They both have their advantages and disadvantages. Here are my thoughts on the matter. iSCSI is great for cheap storage, and allows you to get it up and running quickly...

March 31, 2010  10:09 PM

QNAP update

Posted by: Raj Perumal

So I've been using the QNAP NAS for quite some time now as per my previous blog posts. I just waned to post an update for you guys. This device is great! If you need a cheap san for secondary storage or for a home lab environment it is great! The device does take some time to initially provision...

February 28, 2010  9:49 PM

What do you do with unsupported storage?

Posted by: Raj Perumal
HCL, iSCSI, repurposing old storage, secondary storage, unsupported hardware, VMWare

Hi folks! Now here is a problem that is plaguing few people with the introduction of vSphere 4. A few people who bought SAN iSCSI storage in the past with their old VMware 3.5 environments find that their hardware is no longer supported in vSphere 4 on the HCL. The hardware might still work, but it...

February 28, 2010  8:18 PM

VM redundancy in a SMB environment

Posted by: Raj Perumal
DL380, HP, iSCSI, ML350, QNAP, SMB, Veeam Backup and Replication, virtual SMB solution, VMWare

Hi folks, so you've decided to pull the trigger on virtualization in your SMB business and want go virtual. Now what do you do about backups? Well you know I've mentioned Veeam before and SANs, but exactly how can you implement this in your environment in a cost effective manner? Well, there are...

February 28, 2010  6:58 PM

Blades, storage and VMware

Posted by: Raj Perumal
blades, c-class blade system, C3000, enterprise, Hewlett Packard, HP, iSCSI, shorty, SMB, Storage, VMWare, vSphere

Hi folks, so one of the common questions I get is, should I go blades or rack servers? I love getting this question because it allows me to talk about some topics I'm really passionate about, blades, storage and VMware. Now when I talk to enterprise customers, this answer is pretty cut and dry....

February 28, 2010  6:43 PM

Thin provisioning is your friend

Posted by: Raj Perumal
FC, iSCSI, SAN, thin disks, thin provisioned, thin provisioning, Virtualization, VMWare, vSphere

Hi folks, so with all this talk of storage it's about time I spoke a little bit about thin provisioning! Now here is a new question I've been asked a lot. What exactly is thin provisioning? Well you might...

February 28, 2010  5:53 PM

Hardware based iSCSI Storage

Posted by: Raj Perumal
HCL, iSCSI, QNAP, QNAP 459 Pro, SAN, Storage, VMWare

Hi folks, so in the last post I mentioned some software based iSCSI storage options. In this post I wanted to talk about a great hardware based option for the SMB. I'm sure most of you have probably heard about the company QNAP. Well QNAP makes great network storage devices both for home and for...

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