Originally posted by DavidH
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Originally posted by Lyris View PostFor me, the Mac honeymoon wore off when it started to slow down (I've repaired Disk Permissions, but to no avail). Now I like both.
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Originally posted by Lyris View PostYeah, early 2008 model Macbook Pro (the one before they took out the tracker button). Is it a known problem?
Having said that, there was talk about certain hard drives with drop sensors interfering with the Macbook's own sudden motion sensor, but I'm not sure which models are/were affected (Apple released a hard drive firmware update but only for their specific Apple-badged drives).
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Originally posted by Lyris View PostThere have been times where I fill the disk almost to capacity (video) and then delete again, so perhaps using huge files reveals it? The spinning beach ball is a pretty common sight for me. I should wipe it this Christmas.
The Mac uses Virtual Memory, writing bits of memory to hard disk when working on fresh stuff, and if you go back to the old stuff, the system has to read that data from disk, while laying the new stuff down to disk. Example, if you're in iMovie, and working on a big project, then click on Finder to go and find something, the Mac will beachball while laying down iMovie memory shiz to disk, and reading Finder data back into memory. (bloody simple layman's terms disclaimer here)
It can make any computer, PC, Linux or Mac grind to a skidding halt, although it has to be said that the Mach Kernel does have some of the best memory management around.
Two ways to fix this, buy a bigger hard drive (ball ache) or buy more memory. This'll reduce how much disk swapping the OS does. As a rule of thumb, I try to keep the hard disk at least 25-30% empty/free, specifically for things like Virtual Memory and Photoshop's scratch disk to do their thing. This keeps the disk swapping fast and I can't really grumble about the speed.
Hope this helps a little...
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Originally posted by Lyris View PostJust to be clear, the system is still beach-balling even when the big video files have been deleted and are no longer being accessed.
Use Activity Monitor (in Utilities) to see if any apps are needlessly chewing up disk access, memory or CPU time.
But it could be worse than that. Your drive may have a bad block or sector and the system is hanging when trying to access that area, either because a file is stored there or the OS is trying to use that space as virtual memory. Fire up Disk Utility after booting off the install CD and run some checks. hope you don't run into something like this...
I had this happen with a 2007 MBP within 3 months of owning it. Fortunately, I had Time Machine backups of everything so didn't lose anything, but I would seriously back up everything you can now, and look at a worst case scenario.
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I also have issues with the screen (which has been replaced once already) which are strange. The first problem is that at the top left, there's some sort of dirt stuck behind the layers which has appeared over time; I think it's some sort of rubber padding that must have come loose.
The second happened on the last screen too (before it was replaced); over time, what looks like a small pressure point has appeared at the bottom left.
I think when I have a free moment or two, I'll take it back to Apple's Glasgow temple, throw my Applecare at 'em and tell them to fix itThanks for the suggestions, I'll let you know the findings.
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