S.T.A.L.K.E.R.: Call of Pripyat

S.T.A.L.K.E.R.: Call of Pripyat

Skaldsyn May 3, 2016 @ 7:50am
Stopping the constant stutter, lag, hitching
Is there a way to stop the constant stutter, lag, hitching whatever you want to call it with this game? It's a real pain and from what I've read you can have the greatest computer in the world but the game will still do it. I'm guessing it has something to do with the game engine?
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Showing 1-15 of 21 comments
roughnecks May 3, 2016 @ 7:57am 
I have the same issue but I wouldn't call my rig "the greatest computer in the world"..
And I couldn't find anything to stop it but luckily the stutter is not constant in my case.
09serjio May 3, 2016 @ 10:08am 
during the development of STALKER had not even heard about Windows 7 ,8 and 10 especially! often complain about 10. several can help install on the SSD because it is constantly happening uploading space . we also recommend you to look for a theme about cleaning up the corpses of the mutants in this forum. in COP significantly helps to reduce the friezes and raise FPS. :Repair1:
roughnecks May 3, 2016 @ 10:12am 
@09serjio What did you do in 1086hrs gameplay:wtf:
Skaldsyn May 3, 2016 @ 10:36am 
I'm using Windows 7 and there isn't that much of a difference between that and Vista. Also I had heard that there are things you can do to help the hitching but I never heard exactly what the solution is. Maybe something with the games memory usage if it is constantly uploading.
Last edited by Skaldsyn; May 3, 2016 @ 12:16pm
Panther May 3, 2016 @ 12:12pm 
http://www.ntcore.com/4gb_patch.php

"This very little tool patches x86 executables in order to let them have 4GB (instead of only 2) of virtual memory on x64 platforms. This tool comes very handy for applications which need a great amount of virtual memory like games, 3D renderization, multimedia etc."

--
That's not me, but it's a great tool. May help.
Has helped myself and others.
Skaldsyn May 3, 2016 @ 12:21pm 
Panther have you tried it for this game? If so did it help?
Panther May 3, 2016 @ 12:27pm 
Yes and yes : )
..and my pc is no beast.

Win 10 64bit
gtx750
4gig ram
Skaldsyn May 3, 2016 @ 12:58pm 
Ok just want to make sure it is safe and works. I have alot of games on my computer and I would hate to lose them all to a virus or malware so I'm very cautious about downloading stuff.
Panther May 3, 2016 @ 1:04pm 
It's the first thought that ran through my head when I posted it. "He is gonna think this is a virus or something."

But yeah I have used this same application by this same guy for several years from my DVD version, gog, through to steam. So have many others (hopefully there are links on google to pages where other people have offered the same app as a fix.)

Beyond that, this is my main account with over 100 games and a bunch of posts and reviews etc. So hopefully that also lends to the idea that I wouldn't bother using it to try and get random peope to install a trojan or something.
Panther May 3, 2016 @ 1:18pm 
Thought of two other things you could do also..
WTFSexyHeadphones references this app in the first episode of her misery LP. You could check the video and even double check with her that she used the same one.

The other would be to search for a program from somewhere you trust, that does the same thing : )
Last edited by Panther; May 3, 2016 @ 1:35pm
Pèpè Silvia May 3, 2016 @ 4:03pm 
Pretty sure it's a game issue, as I've had it thru each game (CoP, CS, and SoC), several Windows versions (XP, Win7, and now Win8.1), and thru several hardware configs (Intel, AMD, Nvidia...)

I think it has something to do with how the game loads AI and loot; because I've noticed that the more loot you have in a stash, or when you get close to a camp; the more the game tends to pause and stutter when you get within "range" (just a theory)
Last edited by Pèpè Silvia; May 3, 2016 @ 4:18pm
JtDarth May 4, 2016 @ 3:53am 
It has to do with how the game loads data as others have implied. Basically, the game loads all the AI and other data for a fresh area all at pretty much the same time, which is what causes the hitches. You will encounter less severe and less frequent hitches if you walk around instead of sprinting around, for example, since it's not having to load as much at a time.
There's a ai 'switch' you can mod that can reduce the amount, but it's been awhile since I messed with it.
Last edited by JtDarth; May 4, 2016 @ 3:55am
SaltyRanger May 4, 2016 @ 7:29am 
Hi,

I dug around a while ago for a fix (worked wonders for me, instant results) and finally found one in the deep, dark depths of the internet!

You'll just need to navigate to your "configs" folder, found within "gamedata". Once you've done that, edit the "alife.ltx" file. There will be a line near that bottom saying: "objects_per_update". I think the value for that, by default, is 10 or so. Change that to 1.

Here's an example of my alife.ltx:
https://gyazo.com/2c670b028de3a44fa3ac5a866ba1b6f1

You'll also see a line saying "switch_distance". To my understanding that's essentially the a-life, and the range it switches on/off. I bumped mine up to 900 while I was at it and noticed no decrease in performance. Even with that switch distance of 900, my stuttering was gone entirely.

Hopefully this has helped you and your problem. Any questions or extra details, feel free to add or reply to me and I'll see what I can do to help further. (I'll stay subscribed to this discussion anyway)

Good hunting, Stalker. :steammocking:
Last edited by SaltyRanger; May 4, 2016 @ 7:33am
roughnecks May 4, 2016 @ 8:04am 
Originally posted by SaltyRanger:
You'll just need to navigate to your "configs" folder, found within "gamedata". Once you've done that, edit the "alife.ltx" file. There will be a line near that bottom saying: "objects_per_update". I think the value for that, by default, is 10 or so. Change that to 1.

I cannot find that file, nor a "gamedata" directory..
Martial.Lore May 4, 2016 @ 8:47am 
I have 1050 kilos of loot in my Misery Pripyat stash and it always has to think a second or two about opening up after I click on it. All good stuff though--necessary to keep going strong in the Zone.
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Date Posted: May 3, 2016 @ 7:50am
Posts: 21