Archive for October 2011

Domain user password expiry with Powershell

I needed to figure out a method for producing alerts when a domain account is approaching the password reset date. Here it is in a few lines of Powershell… ?View Code POWERSHELL# Set name here $name = "Rhys Campbell"; $user = Get-ADUser -LDAPFilter "(Name=$name)" -Properties PasswordLastSet; $days = $(Get-ADDefaultDomainPasswordPolicy).MaxPasswordAge; $expires = $user.PasswordLastSet + $days; $days_left […]

The difference statistics can make

A few days ago a developer came to me with a query that was executing slowly on a staging server. On this server it took 16 long seconds to execute while on other servers it took about 1 second. I did a quick schema compare and found them to be identical. So I ran the […]

Checking Disk alignment with Powershell

Disk alignment has been well discussed on the web and the methods to check this always seem to use wmic or DISKPART. I’ve always loathed wmi so here’s a few lines of Powershell that achieves the same thing; ?View Code POWERSHELL$sqlserver = "sqlinstance"; # Get disk partitions $partitions = Get-WmiObject -ComputerName $sqlserver -Class Win32_DiskPartition; $partitions […]

Audit VLFs on your SQL Server

I’ve been reading a bit about VLFs (Virtual Log Files) this week. I’ve found quite a few interesting links, especially this one, informing us that there’s such a thing as too few or too many VLFs. We can view details about VLFs using the DBCC LOGINFO TSQL command. This only works against the current database […]