Systems, consultation and development 

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Mavericks broke my mail

Just a little one to keep me going for a while. Whilst upgrading a macbook to OSX Mavericks I noticed after restarting that the mail client was hanging, not crashing, but spinning at 100% cpu with the com.net.internetaccounts process. After a bit of research it all boiled down to an error in the migration utility.…

Hidden files on OSX

Need to show hidden files (or hide them again) on OSX? Toggle this default defaults write com.apple.Finder AppleShowAllFiles TRUE / FALSE (remember to killall Finder to force its usage) Nice and easy.. Also, for specific folders, try adding a period to the name of a file or folder, instant hiding. Of course, I’m not sure…

Lost VM connection?

One issue I’ve had recently is random drops between client and ESX vSphere server VM’s.    On inspection the ARP table was dropping the MAC of the client (strangely on that MAC, the other VMs and other network neighbours are fine??) Quick fix : netsh interface ipv4 add neighbors  “Local Area Connection” <client ip> <mac…

Restart Racoon (VPN client on OSX)

sudo launchctl stop com.apple.racoon sudo launchctl start com.apple.racoon   Pop it in a script, if the client fails to connect normally, run script and enjoy shiny new VPN Those who haven’t much time jobs and many more. You should be in pressure. Students don’t need to make them by professionals to bring out the best…

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