Anyone experiencing this problem on Karmic, check if you're affected by https://bugs.launchpad.net/ubuntu/+source/ureadahead/+bug/501715
The "memory leak" occurs after system updates that trigger ureadahead to reprofile. Rebooting fixes the problem. A workaround is to reboot the system twice after updates.
Anyone experiencing this problem on Karmic, check if you're affected by https:/ /bugs.launchpad .net/ubuntu/ +source/ ureadahead/ +bug/501715
The "memory leak" occurs after system updates that trigger ureadahead to reprofile. Rebooting fixes the problem. A workaround is to reboot the system twice after updates.