Steam updating half life 2
See the Audio section on page 5 of the guide for more details.Stuttering: One of the most famous aspects of the Source Engine is its tendency for Stuttering, including skipping or looping audio at certain points, or periodically.Importantly: If you want to reduce stuttering then you must defragment your hard drive after installing and updating Half Life 2 or your Source Engine games.Make sure you do this after each and every time you update these games via Steam, and also whenever you install new drivers or Windows patches.If you still can't find a solution, you can seek interactive community tech support on the Steam Forums.System Requirements: The minimum system requirements for Half Life 2 and Source Engine games has evolved slightly over time due to the way the game engine has been upgraded with new technologies, but in general the minimum requirements are very low.I can't stress enough the importance of taking the time to go through the checklist of advice below if you're having a problem with the game.
Don't assume that because other games run with stability at a particular speed, or that previous versions of Half Life 2 ran without issue, that the latest build of the Source Engine will do the same.
The early history of this issue is covered in greater detail here: Half Life 2 Stuttering.
Over time Valve has released a range of updates which have minimized this issue with varying degrees of success.
Background Programs: Disable all unnecessary background applications - especially virus, trojan and spyware scanners and messaging utilities.
These applications can and do use up valuable CPU resources, take up precious RAM, cause memory conflicts and crashes to desktop, but most importantly they interfere with read/writes to your hard drive effectively slowing it down and causing even more in-game stuttering and longer loading times.
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The actual issue revolves around the way the engine is continually loading chunks of texture information on the fly from your hard drive into Video RAM - such as when you walk around a corner into a new area, or see a new creature - the audio pauses or skips at the same time.