Don’t most people agree that it tends to get confusing when considering block\chunk size and alignment? I would say most people do because there are many factors to take into account when building a solid storage design. What is affected in the near term? · File · Volume · SAN LUN Mostly, I wonder why…
I kept note of typical Best Practices and like to incorporate Storage Vendor Best Practices and Microsoft Best Practices into my SQL designs. This article relates to the disk subsystem more than it relates to virtual disks. Some of it I’m sure you might see familiar… First, there has been recent changes in what is…
If you are like me, you like to find any way possible to leverage powershell to help with tasks that are either tedious or just not possible through a console. One such task is the creation of CIs in Service Manager. If you google this with Bing you will quickly come up with search results…
Hello everyone and welcome to my new blog here at Catapult Systems! I’m excited to begin sharing all of the really cool stuff I’m working on. So, get ready, because here I go. 🙂
Thank you to Stephen Leuthold of BlogMyNog.com and HASMUG.com for sharing this excellent information! Situation: Massive I/O waits seen on the OperationsManagerDW resulting in major performance problems. It is unknown what the root cause of the Situation was. Reference: The Microsoft baseline I/O ranges for OLTP systems are as follows: 1-5ms for Log files 4-20ms for Data…
Everyone has their own version of the 80-20 rule. It’s a common rule of thumb in business that assumes 80 percent of outcomes can be attributed to 20 percent of the causes. Well-known examples assert that 80 percent of your profits come from 20 percent of your customers, 80 percent of your sales are made…
I love Evernote. I decided to use Evernote rather than Microsoft’s OneNote for keeping all of my notes organized. OneNote is great but my goal was to have an application on as many devices that I have. Evernote runs on Windows and Macs. It also ties in nicely with Internet Explorer, Chrome, Firefox, and Safari. …
Get whitespace in DB’s: 2010: Get-MailboxDatabase -Status | Select Servername, Name, AvailableNewMailboxSpace 2007: Get-MailboxServer | Get-MailboxDatabase | Select Server, StorageGroupName, Name, @{Name="Size";expression={"{0:N2}" -f ((get-mailboxstatistics -database $_.Identity | Measure-Object -Property TotalItemSize,TotalDeletedItemSize -Sum |Select-Object Sum |Measure-Object -Property Sum -Sum).Sum.ToString() /1mb)}}
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