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Monthly Archives: February 2013

Make UCS Even Better With Powershell

I try to use Powershell whenever I can. It’s been a huge step in the right direction for Microsoft, and it’s made a lot of sysadmins feel more comfortable managing and automating larger environments. So, when our UCS vendor told me about the Powershell module that Cisco provides to manage UCS, I was practically salivating. […]

A Simple Powershell Script to Show RPC Connections to Exchange CAS Servers

I ran into to this when I was trying to shut down a CAS box to apply patches. We have two CAS servers in a Windows Load balanced Array, so the least disruptive way to kick everyone off a node so you can reboot it is to order a Drainstop on one node. This keeps […]

The iOS 6.1 Activesync Fiasco of 2013

Reports have started to materialize across the Internet that iOS 6.1 has a serious Activesync bug, causing certain calendar activity to cause redundant logging on the CAS server and quickly overwhelm storage space and CPU loads in a matter of days. While everyone’s pointing fingers, admins are trying to save their Exchange environments from buckling […]

SAN-SAN Migration Using Windows Host-Based Mirroring

We’ve been using IBM XIV for SAN storage, and we’ve hit the end of our lease. We’re migrating over to EMC’s VNX platform, and there’s no good cheap way to do SAN-SAN mirroring between the two systems. At the same time, we’re replacing our IBM Bladecenters with Cisco UCS Chassis. So, we’re moving compute and storage […]

Nature of the Sysadmin Blog

When dealing with a lot of different technologies from a lot of different vendors, information overload is inevitable. Solutions to problems and architecture designs begin stacking up in your brain and eventually you run out of mental disk space. So, I see the sysadmin blog as SAN storage for the server that is my brain. […]