Questions dealing with performance of Apple hardware or software, especially about troubleshooting or improving poor performance.

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0
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0answers
706 views

How to troubleshoot slow-as-molasses Safari 6?

When I upgraded to Lion, Safari 6 came along, and I find it so slow that it's almost unusable. The problem is most pronounced when first fetching pages, especially in the first few minutes after it ...
2
votes
1answer
3k views

Mountain Lion boot time extremely slow!

After I upgraded to Mountain Lion my MBP (late 2008) started to boot extremely slow. Last time it took 2 hours 46 minutes to boot, now it's already booting for 40 minutes. I've tried cmd+r (just ...
1
vote
2answers
540 views

iPod Nano 2G audio started skipping during music playback - what causes this?

My 5 year old iPod Nano "2G" 8GB has recently began skipping during song playback. It sounds like when a CD skips, a kind of digital glitching sound. But lately it's gotten really bad, where it will ...
1
vote
1answer
55 views

Slow in opening videos on iPod Touch

I have an iPod Touch 3G 64GB with 4.3.3, and, with just 5 videos loaded i get a problem with this symptoms: When I tap Videos, it takes ages to load, crashes, then I can load again, still slow Every ...
1
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2answers
700 views

Factory Settings to Speed Up Mac?

My iMac (2010, i3, 3.06 GHz, 4GB RAM) has been getting a little slower. My research shows memory can cause a slow performance, so I looked and most of the time, my RAM is allocated like this: . ...
1
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0answers
278 views

Why are disk images on AFP shares being disconnected?

I have a FreeNAS File Server which provides AFP shares to my Mac OS X clients. I'm seeing some strange performance issues between OS X 10.7.5 clients and the FreeNAS server. My goal is to use the ...
3
votes
1answer
803 views

Selecting a SSD for Fusion Drive

My aging Early 2009 Macbook White is getting a bit long in the tooth, so after learning about Fusion Drive, I'm considering combining the existing 500GB HDD with a budget-to-medium-class SSD drive, ...
4
votes
5answers
598 views

How can I put heavy load on my CPU for a long period of time?

How can I put my CPU under very high pressure for a long period of time? Are there programs for that that I can keep running ?
4
votes
3answers
7k views

What is an SSD drive's negotiated link speed?

When I look at my Apple SSD TS256C (Toshiba) in the System Profiler on my MacBook Pro (Late 2011), I see: Link Speed: 6 Gigabit Negotiated Link Speed: 3 Gigabit Why is that? Does that mean ...
2
votes
0answers
521 views

How to fix 10.8 internet sharing resulting in poor file sharing performance and no Time Machine server?

TL;DR - File sharing performance is extremely poor on a Mac Pro running 10.8.2 with file sharing enabled. Using it as a Time Machine server also no longer works in this setup. I have been ...
4
votes
1answer
156 views

Is it good to keep apps closed on iOS devices?

Is it better to keep apps closed (double tap home button, hold the icon, and exit the app), as much as possible on iOS devices? I know the more apps one has open, the more RAM, for example is used, ...
12
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2answers
5k views

What does FreeMemory actually do?

There's a highly-rated app on the Mac App Store called FreeMemory. It claims to be able to "increase your free memory with a simple click." Although it's free right now, I believe it normally goes ...
1
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0answers
175 views

Is 3G-less iPad considerably faster on wifi than iPad 3G?

I've just experimented with three 3G-less iPads and they all were much faster than this one iPad 3G that just never goes through my 128mb download, all over the same wifi. They're also all 16gb, if ...
1
vote
1answer
289 views

Want to increase spead and reponsiveness in older Mac

Current Information: Software: Mac OSX (10.5.8) Processor: 2.4GHz Intel Core 2 Duo Memory: 1 GB 800 MHz DDR2 SDRAM I want to get my computer moving faster, specifically around safari, itunes, ...
1
vote
2answers
317 views

How to choke network preformance on OS X [duplicate]

Possible Duplicate: How to simulate slow internet connections on the mac For testing purposes I would like to choke the performance of the network on my OS X 10.8.2 machine. I have ...
0
votes
1answer
639 views

How does iPhone5 battery fare with always ON 3G, not heavy music listening (+ 1-2 hours of Bluetoth), ocassional GPS and Camera use? [closed]

I WILL keep the 3G always switched ON. Also continuous syncing of some services like Gmail, Twitter, Contacts/Calendar/Task apps, WhatsApp, FlipBoard/GoogleCurrents, SimpleNote, Instagram, IM, ...
0
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0answers
165 views

Apple TV required switching hardware / mobile WiFi router

I am considering Apple TV for a trips, but usually the hotels' wifis' connections are separated. I came up with using my Vodafone branded Huawei R201 mobile wifi router for that purpose, but I am not ...
1
vote
1answer
504 views

Why does running Luxology Modo cause a marked increase in performance for other 3D graphics apps?

Original post is at the bottom, newest update at the top. ;) I didn't think to add this before, but you can download a 15-day trial of Modo for free if anyone want to try this for themselves. If ...
5
votes
1answer
13k views

How to identify CPU and memory usage per process on iPhone?

There are many common apps available to show total system RAM usage and free. However, my understanding is only a jailbroken phone has access to the APIs to access PER PROCESS memory usage on iOS. ...
1
vote
1answer
455 views

Does Mac OS X load average reporting (via top) include processes waiting on IO?

I'm looking at the output of top to view my system's load average. I want to understand whether the load average is reporting processes just waiting for CPU, or whether it's reporting processes that ...
1
vote
1answer
630 views

How can I fix Firefox's jagged scrolling on Lion?

I noticed that scrolling in Firefox on Lion is not very pleasant experience. Is there a way to optimize it for better performance? I tried smooth scrolling setting - but it didn't do anything.
5
votes
1answer
341 views

How to isolate the most disk-active process(es) in OS X?

I have some process(es) performing a lot of drive access from time to time, however I've hitherto been unable to isolate which process or processes are performing the access. What shell command can I ...
2
votes
1answer
729 views

Why do I get serious execution lag on clicks, application switching and general usage

I have an MBP 8.1, early 2011, 13 inch, Mountain Lion. Whenever I leave it on for more than a couple hours, I get serious execution lag on every command. For example: I click something (a link, ...
0
votes
1answer
657 views

Can CPU Speed Stepping be prevented?

A while ago, I asked a question regarding the reason behind my computer slowing when it had ~5% battery or less. I was told that it was either CPU speed stepping or the Macbook Pro automatically ...
3
votes
0answers
813 views

helpd uses 100% CPU after installing any application with documentation

I see that after installing a software that ships with documentation in OS X’s help document format, the helpd process uses 100% CPU for up to 5 minutes or so. I also see this when you first install ...
6
votes
1answer
8k views

Animated GIF images are slow on iOS

Animated GIF images seem incredibly slow since iOS 4.3ish. Prior to that, animated GIFs worked just fine and had the same speed as on a computer. I don't mean loading the GIF, but the speed of the ...
2
votes
1answer
416 views

How can I disable CPU throttling on Late 2006 MacBook with no battery?

The problem I am experiencing is that if the battery is not present, the CPU is automatically throttled. I have done some searching and have found that this is apparently by design, "in case the ...
5
votes
4answers
1k views

Are there general or specific iOS6 performance issues on iPhone 4?

I would like to upgrade my iPhone 4 to iOS6 but I'm wondering if I will get performance loss (as when I upgraded my iPhone 3G to iOS4 : terrible). Can someone confirm that it won't affect my day to ...
2
votes
2answers
508 views

How can I reproduce the Finder sort order without asking Finder to sort for me?

I work with a large collection of mostly-text files subdivided by series, periodically mirroring them from an upstream repository and repackaging them using a shell script from a slightly chaotic ...
4
votes
1answer
401 views

How To Record CPU and Memory Usage Data

I want to profile the execution of a program to see what in particular is slowing it down - whether it hits a memory cap or if my CPU is not powerful enough. Activity Monitor (the one that comes with ...
0
votes
0answers
56 views

Is there a way to monitor the stack of execution in order to find the longest hangs?

Related to this unsolved mystery: apple.stackexchange.com/questions/62416/why-do-i-get-serious-execution-lag-on-clicks-application-switching-and-general I'm wondering if there's a way to see which ...
4
votes
2answers
8k views

How can I disable CPU throttling and CPU disabling?

On a 2011 17" MacBook Pro (i7, 10.6, 16GB ram) I do not have any options in the energy saver preference panel to control CPU throttling. I need to be able to disable CPU throttling for short periods ...
0
votes
2answers
270 views

How much does Hardware Growler affect performance?

I'm interested in knowing how much Hardware Growler affects performance. My MacBook's performance at some of point in time became terrible and I could not figure out the reason. The Beachball of ...
0
votes
1answer
643 views

Will SSD improve iPhoto and Aperture responsiveness?

I have a late 2008 Macbook with Core 2 Duo and plenty of RAM and HD space. (8GB of RAM, max for my machine) Every time I do some work in iPhoto and Aperture, my CPU usage goes up to around 60-80% ...
1
vote
1answer
174 views

Move Large, Frequent files closer to center of HDD

Is there a native/third-party utility (or native trick) to move large, frequently-used files closer to the center of the disk? I was under the impression that the OS tried to automatically optimize ...
2
votes
1answer
311 views

Will FileVault reduce the power of my hybrid SSD+HDD?

I have a MacBook with a Momentus XT hybrid SSD+HDD drive. It have a 500GB HDD plus 4GB SSD which, as I could check, it uses as a cache for read operations. It uses some kind of black magic to ...
7
votes
2answers
487 views

How can I diagnose really poor performance of my 13" MBP 2011 on 10.6?

The specs are: 2011 MBP 13" Core i7 4Gb RAM 320Gb HDD (not SSD) I use the system for work everyday, I almost always run the following: Mail.app Chrome (7-10 tabs) Terminal (2-3 sessions) Skype ...
2
votes
2answers
129 views

Safari “Find” is slow

Safari is fast at everything, except "Find". When I hit command-F, I get the beachball for 5 to 25 seconds (and then the Find bar appears as normal and everything's good again). I have plenty of ...
0
votes
4answers
470 views

Does the performance increases when the memory increases in Apple products?

I am planning to buy an iPad 3. My choices are, iPad 3 - 32GB with wifi iPad 3 - 16GB with wifi + 4G I'm so confused to select my best choice. Actually the problem is, some of my friends telling ...
0
votes
0answers
76 views

Apple iPad - intermittently crashing

I've inherited a 1st generation iPad. It seems to work fine, except for the reason I inherited it, which is that every so often, whichever app is running will simply close for no discernible reason. ...
2
votes
1answer
381 views

How does Apple achieve such an ultra fast boot up?

I'm a recent Mac user (MBP) and the booting time really surprises me. Within few seconds, from complete power down, the OS prompts you to log in, then the rest just flies! And even faster recovery ...
1
vote
3answers
349 views

Safari slowdown issues

Safari is quite slow when I open new tabs. I get a busy cursor, and I cannot interact with other tabs. Is there any way to make it faster? I have a 2010 MacBook Pro, MacOS 10.6.6, Safari 5.0.3.
3
votes
1answer
4k views

Computer slows when battery is low

My Macbook Pro running Mountain Lion slows down dramatically when the battery is below 4-5%. All the applications running are very slow to respond, and several have the "Application not responding" ...
4
votes
2answers
2k views

How to disable any and all eye-candy features on Mac OS X 10.6.8?

I'm going to install Linux Mint virtual machine and work primarily through there. I want to shut off any and all eye candy on Mac to squeeze out every last bit of performance I can. Akin to "Set for ...
0
votes
2answers
1k views

Which Time Machine backup destination over Wi-Fi to choose: old computer running Ubuntu or Time Capsule?

Here is my situation. I live in a shared house where there is already a wireless router that other people use. I have a Macbook Air that has 128GB of hard drive. I want to use Time Machine for ...
28
votes
5answers
3k views

Do computers slow down as they age?

I have an eMac I bought in 2004. I just used the system restore CD to re-install Panther, iLife '04, Internet Explorer for Mac(!), etc. I don't have any timed specs from "back then", so I can't answer ...
-3
votes
3answers
2k views

Can a reduced number of processes lead to improved performance with OS X 10.8?

I updated to OS X 10.8 and my process count went from about 75 under Mac OS X 10.7.4(?) to 96. What can I do to fix this? I use my Mac (MacBook Pro, Mid 2010, 2.8 Ghz Core i7, 8GB RAM, 256 GB SSD) ...
5
votes
2answers
14k views

How can I monitor the FPS in OSX?

I'm looking for a solution to monitor the refresh rate of the OSX. In several reviews like this one about the retina Macbook Pro by Anandtech they report actual fps to discuss the performance of ...
1
vote
2answers
452 views

Bootcamp - Multiple Windows installations, how do delete one?

I've got a Mac Pro with 3 hard drives: 1 x 7200rpm 640GB - 1/2 for OS X - 1/2 for Windows 7 (Bootcamp) 2 x 5400 Western Digital'Eco-drive' (runs like a dog and is only useful for backups and ...
1
vote
6answers
3k views

Replacing hard disk with SSD or increasing RAM in MacBook Pro

I am using MacBook Pro for the last 1.5 years. Here is my configuration. 13" MacBook Pro, min-2010 2.4 GHz Core 2 Duo 4 GB RAM OS X Lion 10.7.4 Would you recommend upgrading to SSD for fast ...