This is free hosting. If you need consistent speed, I'd suggest an upgrade to Illuminated or Premium where there are considerably fewer accounts on each server, so each account therefore has a greater allocation of resources.
Your server is currently undergoing ongoing maintenance. If you're still experiencing the issue when this is announced as completed, please let us know then. Track your server's progress here: http://x10hosting.com/forums/news-announcements/155491-chopin-update-thread.html