Questions tagged [performance]

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

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484 views

OS X Parallels: what are ways to speed up Windows 10 Pro virtualization?

We have two OS X laptops running Windows 10 Pro in Parallels where the other laptop is terribly slow, despite allocating 4 "cores" and 8 GB to the virtual machine. Each laptop has 8 "cores" (with ...
21
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4answers
640 views

Multi threaded CPU intensive task throttles CPU way before temperatures limits

I have written a very CPU intensive threaded task that works as expected on my 2012 MacBook Pro quad core. I turn it loose with 20 threads and the temperatures get up to about 100 °C as measured with ...
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2answers
2k views

iPhone 6s noticeably slower (geekbench)

I have got an iPhone 6S on October of 2015. Sometime in 2016, I downloaded Geekbench 3, to benchmark the device. My baseline results are: (5 runs) Single: ~2500 (2450-2550) Multi: ~4400 Now, I ...
2
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0answers
125 views

Late MBP 2015 vs MBP 2016 gaming experience (WoW, HotS)

I fully understand these machines are not designed for gaming at all, but I was wondering if you guys can tell me approximate FPS for these games: World of Warcraft Heroes of the Storm with let's ...
5
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1answer
483 views

Make terminal command use both CPU cores

This may be a bit of a easy question, but I couldn't find anything about it after googling a bit, sorry! Is there any way to make a command use both of my CPU cores? I am currently processing some ...
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0answers
373 views

Why are read/write speeds on my Time Machine drive so low?

So I have an external SSD connected with a SATA to USB 3.0 adapter to my retina MacBook Pro. The wire supports speeds up to 6 Gbps. I could write to the SSD itself at such a high speed. I created two ...
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1answer
823 views

Finding Peak Memory Bandwidth on MacBook Pro

I am required to find the peak memory bandwidth for a 2016 MacBook Pro. Where can I find this information?
3
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1answer
92 views

How to prevent Script Editor from scrolling (and losing cursor location) on compile?

I have some lengthy .scpt files. By "lengthy," I'm talking character counts (excluding spaces) of 200,000. I use Script Editor.app to create and edit AppleScripts (simply because Script Editor was ...
2
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1answer
324 views

What should I do about a Mac Mini whose fusion drive is getting steadily slower and slower?

I have a 2012 Mac Mini (running OS/X 10.11.6) with an Apple-provided internal 1TB fusion drive that appears to be suffering from some kind of performance problem -- it seems to be getting slower and ...
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1answer
106 views

El Capitan (or newer OS) on a MBA late 2010 [closed]

I've an "old" MacbookAir 11" (late 2010, 4GB of RAM, 180GB SSD), which I've loaned to a friend. Now he gave it back to me, and I'm planning to use it as a "mobility" machine. My problem is that the ...
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0answers
1k views

Choppy/Jerky Video Performance on MacBook Pro 13" 2016

I upgraded from a Late 2013 MacBook Pro 15" to the 2016 13" MacBook Pro. On my old laptop, watching YouTube videos, and PlayStation Vue was smooth. However, on this new laptop, the video is jerky/...
3
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1answer
581 views

MacBook Pro - Install slower memory than specified?

I recently bought a a pair of DDR3-1066 SODIMMs to upgrade a Mid-2010 MacBook Pro. On the packaging for the memory, it says "Compatible with MacBook Pro: Mid-2010, Early-2011, Late-2011". However, ...
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0answers
118 views

iOS frame rate drop without maximum device utilization

I am making an iOS game using Unity. I am testing some shaders that I have made for the game, and in some cases the device will run at under 30 FPS but not have 100% device utilization. Sometimes a ...
2
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1answer
2k views

Is a 2.4 GHz Intel Core 2 Duo better than a 2.0GHz dual-core Intel Core i5 with turbo Boost up to 3.1GHz? [duplicate]

I think my 2008 Macbook is about to bite the dust and wanted to buy a new Macbook Pro.....I noticed that I have the option to purchase a 2.0GHz processor which has a 3.1GHz "turbo boost". Would the ...
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0answers
199 views

Activity Monitor lagging and requires force quit? [closed]

Activity Monitor itself, any time I open it, lags horribly and shows a spinning "beach ball." It continues to lag horribly until I right click on it in the Dock, wait several seconds for the context ...
4
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1answer
2k views

Macbook Pro CPU throttling

I'm new user of a brand new 15" Mid 2015 MacBook Pro (i7 processor), which I got about a month ago. I've been having problems with performance. Every time I try to do anything more CPU consuming than ...
1
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1answer
57 views

My MacBook Pro is taking time to load after signin

I'm facing strange issue with my new MacBookPro(4GB RAM). It is taking more time to load apps after signin. And when I click on any app, it is stopped responding for some time. I did FirstAid to my ...
1
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1answer
428 views

How to compare the performance difference between the 13“ and the 15” MBP for graphics & dev work? [closed]

I have a 2011 Macbook Pro (with a SSD and 16GB RAM upgrade) that I'm very happy with, but it's aging, some ports aren't working anymore, etc., so I'm in the market for a new device. I do some amount ...
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0answers
333 views

How can I force a process to swap into virtual memory?

I'd like some inactive processes to app swap into virtual memory, freeing main memory up for other uses. I have created a few shell scripts - sleepchrome, sleepfirefox, and ...
3
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2answers
992 views

Game performance halved with screen mirroring on macOS

When I run Portal on my MBP with no external screen connected I get a solid 60 fps. When I connect and mirror another screen (same resolution and game settings) it drops to 30 fps, sometimes 20, and ...
2
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1answer
674 views

Using slower memory?

Mac mini 2011 uses 1333 MHz 1.5v DDR3 memory. My "new" 2012 mini uses 1600 MHz 1.35v DDR3 memory. I'd like to reuse the slower memory in the newer mini. I'm not adverse to trying this but I'm ...
1
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1answer
710 views

My mac is sluggish and something is taking up a lot of my CPU

Any idea what quicklookd is? It seems to be using up a lot of my CPU resources. I'm running MacOS Sierra 10.12.1 on a Macbook Air.
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2answers
3k views

Is my BootCamp-ed Windows seeing less VRAM than my Macbook (Pro, 13", mid-2014) actually has? If so, how can I make it see that it has more?

(TL;DR below) So I've recently installed Windows on my mid-2014 Macbook Pro Retina 13" to play some games. I never expected super incredible performance in 3D games, but nevertheless I have been ...
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1answer
7k views

Incredibly slow and laggy Macbook Pro, every click lags

Suddenly this morning my macbook pro became extremely slow and laggy. Just performing trivial tasks such as right-clicking, marking an icon, opening activity monitor, scrolling a web page, changing ...
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2answers
494 views

Can I increase CPU power of my rMBP 13 by plugging to another computer (target disk mode or other)?

I own a MacBook Pro 13" (early 2015). It has a dual-core i5 2,9GHz processor, 8go DDR3 RAM and 512Gb hard disk. The computer performs well in general. I use it exclusively for web development. My ...
3
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1answer
17k views

Is it useful to upgrade MacBook Pro to 16GB RAM?

How does an additional 8GB of RAM impact performance for the latest 13-inch MacBook Pro? It is used for graphic-heavy apps — Sketch, Design, Photo and image editing and to power a LG 21" display. ...
2
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1answer
3k views

VLC is dropping frames/stuttering when trying to play 1080p@60FPS video on rMBP w. 2.3 GHz Intel Core i7

When I try to play a video with 1920x1080 pixels and 60fps, in H.264 format using VLC player. It cannot keep up with this work and frequently drops frames (in other words, it's not playing it "...
2
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1answer
1k views

MacBook Pro Slow local network SMB upload speed

I am manually transferring some files using SMB over my local network to a new MacBook Pro from an old one (mid-2012) via WiFi, and the old MBP appears to be the bottleneck, with its Data sent/sec ...
1
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1answer
78 views

Compiling with clang in the terminal is extremely slow after seeing a message that my disk is almost full. How to restore performance?

I removed files so I now have 18.7GB storage free after receiving the finder message that my storage is almost full. Still, compiling is extremely slow. I’m wondering if there some setting that I ...
2
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1answer
908 views

CPU throttled to 0.8GHz due to “GPU LIMIT PROCHOT”

Suddenly my iMac (late 2013) started to throttle CPU to 0.80GHz, everything becomes super sluggish. It happens ~5-10 min after a fresh reboot, sometimes it goes back to full speed for short periods, ...
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2answers
1k views

Macbook Pro is Excruciatingly Slow [duplicate]

I have a Mid 2012 Model Macbook Pro, nearly 3 years old, and my computer has recently become extremely, stupidly slow. It's becoming hard to perform simple tasks on the computer, like opening a Google ...
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0answers
295 views

How to improve IO performance of Drobo Gen 2?

I'm running a Late 2012 Mac mini Server, with macOS Sierra. This particular server has a 2.6 GHz Intel Core i7, 16 GB RAM and SSD internal drives. The server is mostly idle, and is used as a Time ...
3
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3answers
151 views

Do Macs in a corporate setting behave more erratically? [closed]

I've used a MacBook Pro in my last two jobs (one was circa 2012, and my current one is 2015), and at home I have an iMac (circa 2009) and MacBook Air (circa 2013). At home my Macs perform wonderfully ...
7
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3answers
3k views

Why Safari 10 bar search is so slow in Mac OS Sierra?

It seems that one of the surprises with Safari 10 on Mac OS Sierra is that it takes ages to perform a search using the search bar (using Google as default search engine). It takes on average even ...
7
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4answers
2k views

Why is a 2.7 GHz iMac slower than a 1.8 GHz MacBook Air?

I have a Late 2015 iMac which has a 2.7 GHz Intel Core i5 processor and 8 GB of memory. I also have a Mid 2012 MacBook Air which has a 1.8 GHz Intel Core i5 processor and 4 GB of memory. The iMac ...
1
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1answer
131 views

How can I simulate light to heavy disk access and light to heavy CPU usage?

I have a Mac Mini server that seems to exhibit various issues while there's either a medium to heavy CPU load or disk access. I'd like to test this out by intentionally triggering varying degrees of ...
0
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3answers
228 views

RAM - Improving performance on MacBook 13Inch Early 2011 [duplicate]

What is better option to improve RAM performance eon MacBook 13Inch Early 2011: Removing the original Apple RAM Memory slots of 2GB each (2 slots - each 2GB) and inserting brand new 2 slots of 4GB ...
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1answer
31 views

Is Ethernet traffic slowing OS X?

Running OS X 11 or 12 on late 2012 iMac connected to company LAN via 1000BaseT. Even when not running browser, email client, …, that would use the network, Mac is quite slow. RAM pressure is light (8 ...
2
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1answer
855 views

Drag and drop so slow?

I've had my MacBook Pro for around half a year. Before I used Windows all my life. The problem I'm having with my MacBook Pro is that it's very very very slow when I try to drag a file into a program ...
12
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1answer
9k views

How do I disable/configure macOS Sierra's auto throttling of the CPU for processor intensive tasks

I'm using an iMac (late 2015) with an Intel core i7 (quad core) 4GHz CPU with 32GB ram and a 3TB Fusion Drive. I'm a software developer working on a huge codebase that used to take about 30 minutes to ...
0
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2answers
325 views

What can be replaced/upgraded in a late-2009 iMac to make it run like a 2014-2016 iMac? [closed]

I have a late 2009 iMac. The specs are in pic below. This machine got a new hard drive last year and is running 12GB of memory, yet it often lags and is not as zippy as I would like. I am curious if ...
3
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0answers
350 views

Is there a way to throttle nsurlsessiond/cloudd?

I have been looking for a way to permanently throttle these two processes. By default, they are all or nothing processes killing my network connection unless I manually "pause uploads" for iPhotos (...
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1answer
24 views

Is there a way to display how much of the hard drive's read/write capacity is being used?

I am interested in understanding how much of my 7200 rpm hard drive's capacity is being used, because sometimes performance is very slow and choppy. The Disk tab in Activity Monitor gives information ...
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0answers
20 views

How do I speed up Mac boot to the ready desktop in El capitan [duplicate]

My computer has become slow to fully boot since updating to 10.11. This isn't helped by Applications (including their previous windows) reopening automatically post login. I am aware that this is part ...
0
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1answer
237 views

How do I measure the performance impact of antivirus applications?

I'm evaluating Antivirus software suites for my Mac, and would like to measure the performance impact they have on my computer. I am not looking to do a expert-level thorough examination, but rather ...
1
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0answers
521 views

Macbook Pro periodically incredibly slow despite CPU being idle, and it cannot enter sleep mode properly

My daughters McBook Pro (medio 2012) running OSX 10.10 suffers from 2 huge problems: 1) From time to time the computer seem incredibly slow in operation although CPU is 95-99% idle according to ...
0
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0answers
21 views

Does a MacBook run differently if the HD is seen as a external drive by the OS?

I had to reinstall a new internal HD and now my computer works but the HD is seen as an external drive. Does this matter? Will performance, any apps or my VM be affected by this?
2
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8answers
33k views

Why is Microsoft Excel 2016 so slow when Internet connected

When I try to scroll up and down a sheet there is substantial delay. Using the keyboard arrows to navigate is also incredibly slow. I have no graphics or complex formulas. Just 10 columns of plain ...
4
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1answer
133 views

How can I tell if one iPhone receiver works as well as another?

My spouse and I were driving onI84/81 in Annville, PA. Her iPhone 6S was in LTE mode. My iPhone SE was in Edge. We both have T-Mobile as a carrier. Do the two iphones have the same radios on the ...
1
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1answer
124 views

Upgrading Memory, HD, and Processor on a MacBook2,1

I recently got a MacBook2,1 as a gift and I'm looking to upgrade the memory, hd, and processor. Currently it is a MacBook2,1 with an Intel Core 2 Duo 2GHz processor, 2GB of RAM, and about 200GB of HD ...