Archives

Archives / 2009 / April
  • Troubleshooting an Intermittent .NET High CPU problem

    We’d been getting sporadic reports of high CPU usage in Witty (a WPF Twitter client). I’d tried running the application in debug mode for a while and could never get it to occur, but finally I saw it happening while I was running a release build (keep in mind that 53% is indicating that one of my two CPU cores was saturated):