For questions concerning computer, or computer-related, performance. Please include metrics in your questions.

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14 views

Windows 10 is ignoring my pagefile settings

Is there a way to make Windows follow my pagefile settings? I really don't want the pagefile on D; I'd rather have it disabled if there's no way to force it to be on C instead.
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0answers
13 views

VirtualBox Win7 Windows Update unusably slow

Problem: 190 Important windows updates take ~10hours to install, then fail, then take ~10 hours to roll back. Tried 3x. Now I'm doing 10 updates at a time, about 2.5hours each set. Environment: Win7 ...
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0answers
11 views

Performance problems after upgrading from Vista to Windows 7

Software: Upgraded from Vista to Windows 7. Ran updates over 40 failed. finally got them downloaded. If I have 20 security updates on Outlook can I keep the last one and get rid of the rest. ...
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0answers
61 views

Windows 10 100% Disk usage with less that 15 MB/s

I have the Lenovo Y70-70. 4th gen i7, nvida gtx 960, 16 GB RAM, and a 1tb hybrid drive, so I know it can be faster. The problem is that the Disk usage regularly maxes out, and makes the computer lag. ...
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0answers
31 views

Zero cpu usage in task manager with 45-50% memory usage

I hope someone can help shed some light on this for me, I have an Asus X54H laptop running Windows 7 home that has been getting to be a little sluggish as of late. I checked the task manager to see ...
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1answer
19 views

Is it Optimal to balance RAM across banks

It's well known that using matched pairs of RAM in a single bank with Dual Channel Architecture is optimal, both so that the two sticks have similar timings, equal capacity, etc. But what about ...
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2answers
49 views

What is the performance difference of a Virtual Machine vs the Physical host?

Where I work we are running relatively powerful PCs using the Debian Linux Distribution. However for certain programs which we need to install it would be better to have CentOS and these would be our ...
1
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0answers
28 views

Intel PCM ( Performance Counter Monitor ) - Low hit rate for LLC

I am having Intel Xeon D-1520 CPU I tried to run Intel PCM to get the the L3 cache miss and hit ratio. L3MISS: L3 cache misses L3HIT : L3 cache hit ratio (0.00-1.00) Core (SKT) | EXEC | IPC | ...
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0answers
28 views

How can I identify processes with high CPU usage?

My CPU remains from 30-40 percent even when everything is closed. Is there a way to scan unknown/bad Windows 7 processes and apply a fix? Norton 360 is already installed. I just installed ...
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4answers
21 views

How do I check what is spiking the CPU while the computer is idle

My Windows 10 laptop with an i7 and 16 GB of RAM often gets the fans going full speed when I am not using it. It is a bit slow to respond sometimes when I try to wake it up to check what is going on. ...
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3answers
76 views

Laptop is slow even after wipe [closed]

I have a HP DV7T-2200 laptop that sat on the shelf for a couple of years. Recently, I decided to get it back out and let my wife use it. So I wiped it, and installed Windows 7. The problem is that ...
3
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0answers
47 views

How to load entire process memory from swap quickly (linux)?

I run a bunch of CPU-hungry processes in parallel, they normally use a few GB of memory each. From time to time they allocate large amount of memory too (say 150-250GB). Usually at most one of the ...
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1answer
37 views

What is the performance improvement if I replace seagate ST3500418AS with kingston v300? [closed]

I am the owner of a desktop with seagate ST3500418AS hard disk. I am considering a change to SSD kingston v300 120gb. The processor and RAM are in the attached figure. How much speed will I gain ...
0
votes
1answer
16 views

Why is CPUMark rating relatively the same for the Intel 2955U compared to newer Intel Braswell chips such as N3150?

In terms of processing power only (ignoring GPU performance), why is the CPUMark performance of the Celeron 2955U (2-core, 1.4GHz) relatively close to the Celeron N3150 (4-core, 1.6GHz)? Intel ...
0
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1answer
56 views

Windows 10 file sharing on local wifi is horribly slow

As the title implies, when sharing a file / folder in windows 10 the connection is horribly slow. What I am essentially trying to do is to share a folder on one computer and access that folder and ...
0
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0answers
19 views

R memory leak issue loading large dataset

I all, I have an issue with memory usage in R. I do not really undertand how R manage the memory. As long as the datasets were small it was not a problem but with a 1 GB file loaded in the RAM a leak ...
-1
votes
1answer
16 views

How will running two displays (same image) affect performance

I want to run the same image on two screens the colour should be the same and so should the red but one is a slightly bigger screen would this affect the performance of the Pc I have a GeForce gtx ...
0
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0answers
33 views

Which saves more power, core parking or clock down-throttling?

Sometimes I leave my computer turned on for long periods while not really using it (to seed files over torrent, for instance). My CPU is an AMD FX-6350 cpu (6 cores, 3.9 GHz) which is kind of ...
0
votes
1answer
29 views

How do I evaluate 2 different hardware specs for an application?

I have a single-threaded, CPU-bound application that's currently running on a multi-core Windows machine (32-way 2.1GHz Pentium Pro/II/III). It's stuck at 100% of one of the "cores", which equates to ...
0
votes
1answer
41 views

HDD to SSD file transfer very slow

I'm using Fedora 22 Linux, and just got a brand new Samsung 850EVO 250GB SSD. I'm trying to move some of my files (mostly, my most-used games) from my old HDD to my new SSD but the transfer speed is ...
0
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0answers
22 views

Transferring over network gradually slows down

I have a spare Windows 10 computer sitting around and I turned it into a file storage computer. My computer is running Windows 7. When I transfer a 1.5GB file from my pc to my server, it goes from ...
0
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0answers
42 views

Would a log-structured file system on a SSD/HD mirror improve (write) performance and reliability in a virtualization environment?

I'm planning to get new Notebook as a host for several virtual machines. The host shall get a SSD drive for the sake of speed. However, I'm a bit concerned about the reliability of SSD drives for this ...
0
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2answers
35 views

How can I find out if changing cluster size on a home Windows pc will improve anything?

I've read a few things here and there about hard drive cluster sizes and how it can help get more space out of a hard drive if the cluster size is set to maximum in case of very few very large files ...
0
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0answers
19 views

Defrag: Does it really improve performance? Could physical file location be equally detrimental? [duplicate]

Over time, windows just runs slower. Fragmented files are often to blame, but time after time I feel like I see evidence that defragmenting the files doesn't help. I've been running defrag on each ...
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votes
1answer
48 views

Is this performance usual of a SDD?

Please see the benchmark below: HD Tune Pro: Crucial_CT512MX100SSD1 Information Firmware version : MU01 Serial number : 14420D871481 Capacity : 512.1 gB (476.9 GB) Buffer size ...
0
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0answers
36 views

Consistently high disk usage hinders performance

I have a Asus quad-core Laptop running windows8.1, and it has high disk usage, for the entire time it is running. Its not like its doing anything, (that I know about) Just 100% disk usage, all the ...
0
votes
1answer
162 views

Why is FlightGear not using more computing power?

I recently downloaded FlightGear as I felt like playing a flight simulation game. I am using Windows 10 and am running into a framerate problem. The game does never goes above 25 fps and sometimes ...
0
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1answer
22 views

Outlook 2013 sending emails too slow

We have Outlook 2013 and the problem is that with some of the users, the emails just won't leave outbox quickly and will stay there for a long time. Uploading attachments is excruciatingly slow. ...
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0answers
26 views

Does web browser JavaScript performance matter for end-users?

Modern web browsers have emphasised their JavaScript performance for many years. However, I don't see much reason what this has to do with web browsers: For typical end-user use of Javascript, which ...
1
vote
2answers
43 views

Outlook 2010 is very slow and error in HDD SMART [closed]

I've got a problem with PC performance when I run Outlook 2010. It's starting for 20 minutes or more. My PST data file is 50 GB, so it's a lot. I moved some messages to new data file, so it takes now ...
0
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0answers
10 views

Does preview pane in windows 7 downgrade performance

I like to use the preview pane when I'm sorting through and filing a lot of documents because it's a quicker way to view contents than openning the file in whatever program. But my IT head keeps ...
0
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0answers
26 views

Profiling hard drive access

I'm running Linux (elementary OS) on a notebook. The notebook has two hard drives: a 32GB SSD drive which is reasonably fast, and a 1TB mechanical drive which is really really slow. I'm playing a game ...
1
vote
1answer
57 views

Unreasonable laptop performance

My laptop has some serious issues with performance. The specifications of my laptop:  Lenovo Y50-70  RAM: 16GB  CPU: Intel i7-4710HQ @2.5GHz  Graphics: GeForce GTX 860M 4GB ...
0
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2answers
49 views

Is it true that embedded graphics cards reduce the CPU's performance?

Consider the Intel HD Graphics. The video card resides inside the cpu die and uses ordinary system RAM. Therefore, it uses up Front Side Bus and Northbridge bandwidth. Therefore, accessing the main ...
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0answers
23 views

Page-file performance comparison ?

Is there any way to compare difference in performance between different drives, page-file settings (single/multiple page-files, page-file size, automatic size or not) ? I mean in real world scenario. ...
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2answers
28 views

Amount of time to transmit 5GB to USB 2.0?

How many minutes should it take to transmit 5GB over a USB2.0 (assume 500 Mbps) bandwidth connection? How would I figure this out??? When I did the math I came up with 1.3 minutes which Im pretty ...
1
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0answers
18 views

Slow vagrant box, how to improve this?

We've built a vagrant box for our development box and we are facing some latency issues. Issues: Assetic:watch is being slow Overall application access in (app_dev.php) is slow Using "find" command ...
0
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1answer
47 views

Inkscape extremely slow on new, powerful computer

Last week I bought an ASUS ultrabook laptop: i7 6500U processor; 256 GB SSD hard drive; 8GB RAM memory; Intel HD Graphics 5500 video card. I was told this laptop should be extraordinary fast. ...
0
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0answers
42 views

CPU and Memory Running Well Below Set Clock Speed

The last time I used my PC was December 30th, and it worked perfectly. I turned it off, went out of town for a week, and when I returned, I turned it on to discover that my CPU and memory were running ...
-1
votes
0answers
48 views

Win7 - Internet is really BAD

I recently reinstalled Windows 7 on my computer but I have run into a problem. My internet connection has become really bad. The problem exists only on this computer and it keeps disconnecting me ...
0
votes
1answer
46 views

Using 1GB and 4GB ram sticks: worth it? [duplicate]

I have a laptop running Linux with a 4GB RAM stick that came with it. It's a DDR3 1066 MHz stick. I also have a 1GB DDR3 1333 MHz stick lying around. I've read somewhere that it might not be good to ...
0
votes
1answer
31 views

Can I have a 4 GB RAM (1600 MHz-1.35V-DDR3) and a 2 GB RAM (1333 MHz-1.5V-DDR3) at the same time to my laptop? [duplicate]

Currently my laptop has a: 4GB RAM DDR3, 1.35V, 1600MHz. I am wondering if I could add to the other slot of my laptop another RAM which has the following specs: 2GB, RAM DDR3, 1.5V, 1333 MHz ...
0
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0answers
27 views

Why is my Mac Mini slowing down? (HD, processor, memory, network, are all fine)

I have a late 2012 Mac Mini with 16GBs of RAM (of which I use maybe 4 GBs), a 1 TB HD that is not even half full (and which I have verified to be working according to more than one method). The ...
3
votes
1answer
15 views

Xerox Documate 3220 scanning slowly

I have a Xerox Documate 3220 that takes about ten seconds to scan one page using the auto document feeder. I've tried reinstalling the driver, cleaning the scan glass, switching from TWAIN to WIA, and ...
0
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0answers
21 views

QoS does not cause lag in multiplayer gaming?

I was doing some testing with QoS on my internet last night (Quality of service was done using DD-WRT on a linksys router). My internet is normally 25 MB/s, which I can game fine without lag. I used ...
0
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1answer
109 views

How to uninstall/disable unnecessary Microsoft applications of Windows 10?

My university prohibits me using Windows Cloud storage and several its functions in Windows 10 Enterprise because it stores passwords in the cloud, prohibiting EU security legislation. I cannot ...
0
votes
0answers
14 views

Isn't overall cache miss time more than direct ram access time

Suppose there is a computer with three cache's L1,L2(inside the processor) and L3(external to the cpu) and a RAM. Now suppose CPU need to access data "ABC" for some operation which is definitely ...
0
votes
1answer
53 views

Why is my Samsung 850 Pro booting up slowly?

I am running Windows 10 Pro and I have a Gigabyte GA-Z170X-Gaming 3 motherboard with 16 GB of RAM. I also have a mechanical hard drive for mass storage. But the problem is it takes about 15-20 seconds ...
2
votes
2answers
64 views

Optimize cygwin tools load time on my i5 4th Gen, 8 GB RAM, large disk

I have a x86 cygwin installation(v. (cygwin) 2.3.1 installed yesterday) where practically every tool loads very slowly. grep, tail, less, which, echo, cat -- every utility takes 2 seconds to load and ...
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votes
1answer
88 views

Computer not using all available RAM… Windows 7

I have 64 bit Windows 7 Ultimate. My games have been sort of laggy recently and I realized I had a issue when I looked at my computer properties (Start > Computer (Right Click) > Properties) and it ...