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

learn more… | top users | synonyms (3)

0
votes
0answers
9 views

XPERF View - Unknown process at svhost.exe flushing Disk

I have followed instructions to detect performance problems in Windows 7 by using Windows Performance Toolkit (xbootmgr and xperfview as shown here). The reason is because I still do not understand ...
1
vote
0answers
22 views

Performance Gain From Excel 2007 to 2010/2013 for modern PC

My work recently upgraded my department’s computers to shiny new spiffy i7 ssd 16GB RAM boxes. I spend most of my time in excel/access and the company still uses the 2007 versions of this software. ...
1
vote
0answers
35 views

Windows 10 keeps showing 100% of CPU usage no matter what

I'm having a curious issue in my Windows 10 Pro 64: the task manager keeps telling I'm using 100% of CPU no mather what: it's just there, fixed, doens't matter which are the consumptions of the listed ...
0
votes
0answers
5 views

Keep smooth desktop slideshow transition without other animations in Windows

I like to disable animations in Windows at work because it feels a lot lighter and faster, so I have the following configuration: However, I also have multiple wallpapers that change every hour ...
-1
votes
0answers
14 views

My server is slowing down, how to spot the bottleneck? [on hold]

I'm running a webserver on ec2. When push notification is sent and user flows in, my server goes unresponsive (from a user browser). Top shows cpu is about 10 ~ 50%. I have my database in EBS. I ...
1
vote
1answer
56 views

My SSD drives have a very slow write speed (800MB read / 5MB write!)

I've done a lot of digging to try and figure out why I am experiencing slow write speeds to my SSD drives. They’re model number is: PNY XLR8 SSD9SC240GMDA-RB 2.5" 240GB SATA III Internal Solid State ...
1
vote
0answers
83 views

Internet Explorer 11 became very slow after upgrading to Windows 10 plus some updates

Recently I updated my Windows 7 x64 to Windows 10 Pro x64. At that time I used Internet Explorer 11 and it worked fine. But yesterday I open it again to access the same website of before (the Banco ...
1
vote
0answers
14 views

Speeding up USB 3.0 on my machine, Vantec USB3.1 to PCI card is slower than MOBO ports?

So I read an article on Tom's Hardware after I was tired of waiting for some backups to complete faster. Admittedly I did not understand parts of the article but what I took away from it is that I ...
2
votes
0answers
84 views

explorer.exe, windows 10 slow login with one user

I have 3 users on my computer using Windows 10. One of them recently became slow to login (6 seconds instead of 2). I looked in event viewer and both users have the same history when loging in. It ...
-1
votes
0answers
17 views

Weird processes prevent me from clicking Apple logo when I go to shut down MacBook Pro [on hold]

I just got a brand new MacBook Pro and am very conscientious about keeping it clean and running fast unlike my last MacBook Pro. After about a month I started noticing that when I go to shut down ...
0
votes
0answers
19 views

Microsoft, Revit and Photoshop are slow on my HP ENVY 15 TouchSmart. Any suggestions to improve?

I am trying to use Microstation, Revit and Photoshop in my laptop but even though I would expect I to go super smooth I need to spend time waiting for it to respond. My laptop is an HP ENVY 15 ...
0
votes
1answer
51 views

Windows 10 is unresponsive for a while after booting from sleep

I've found I have similar problem to the one posted yesterday: Windows 10 wake up from sleep is very slow I've done a boot trace (like it was suggested by user magicandre1981). ...
2
votes
1answer
19 views

Intel i5 4690k randomly started maxing out at 100% usage when I open games?

So first, I should point out that I had a similar experience a few months ago (at least I assume it was the same as the symptoms were the same), and I ended up resorting to reinstalling Windows 8.1 ...
0
votes
0answers
19 views

Router internet suddenly failed

My router is a Netgear Nighthawk R7000. Going to routerlogin.com has been slower and slower recently, going from instant loading of settings to taking 10-15 seconds on every page, failing to load the ...
2
votes
2answers
72 views

What does high ambient CPU mean?

I have run userbenchmark test, the results are here: http://www.userbenchmark.com/UserRun/357122 According to them, the PC has high ambient CPU. !!!Very high ambient CPU load. These results have ...
0
votes
0answers
30 views

slow program response: mainly notepad++

On my Dell Notebook, I recently upgraded my RAM from 8GB to 16GB, and the secondary mSata SSD from 32GB to 512GB. First HD is magnetic. On the SSD, I got Intel Rapid Start and Intel Rapid Storage ...
0
votes
0answers
8 views

Accessing local pages results in “waiting for localhost” for a few seconds each loadtime with MAMP

I've researched already but never found the solution, only that it might have to do with the name resolution in osx bonjour. Problem is i am running MAMP 3.4 in the normal version for local web ...
1
vote
0answers
13 views

How to increase performance of Adobe Creative Suite 6 via hardware upgrade?

A friend (who doesn't have a SO/SU account) has had a licence of Adobe CS6 for some time. Mostly uses Photoshop and InDesign. He doesn't want to upgrade to Creative Cloud for the reasons such as ...
0
votes
1answer
37 views

Why does certain files and collection of files take so long to copy?

I was copying the windows "users" folder for a friend of mine and I noticed that the 6.5GB file took unusually long to copy. The transfer rate never exceeded 5Mb/s. Also, I noticed there was an ...
2
votes
1answer
25 views

Outlook 2010 OST Size limit

There are a few questions on here that come close to answering the questions but never really a definitive answer. Is there a limit to Mailbox size, email count, and folder count in Outlook 2010 x64 ...
1
vote
0answers
33 views

Strange colored flashing boxes appearing at the top left in games

A few days ago I configured/tuned my graphics settings (HD 5970, a Dual-GPU Card) because I noticed that all games my second GPU was idling (noticed it thanks to GPU-Z/MSI Afterburner). At some point ...
0
votes
0answers
25 views

Exteremly Slow Microsoft Excel operation in LENOVO G550 series Laptop; Shall I add more RAM?

I am doing complex Macro operations in Excel 2007/2013 which generates random numbers and does many multiplications/divisions in each cell value. It also copies data to multiple worksheets and text ...
1
vote
1answer
119 views

Excel 2013 opens files slow in Windows 10 (when not in Safe Mode)

This is a problem that has come up on Google and superuser in the past, although the solutions I have found haven't worked for me. If I run Excel 2013, it opens instantly. If I am in Excel and open a ...
0
votes
0answers
53 views

Disk size varies - MooseFs

I have 4 moosefs chunkservers with 8 2.7 TB storage on each, I mount them using mfsmount and then export with nfs. Recently I noticed high iowait on my chunkservers, then huge mount size drops, see ...
2
votes
0answers
30 views

Can CPU performance be permanently be degraded by running at high temperatures?

My question is specifically if a processor can perform worse after extended periods of being too hot. I've had my laptop for four years and my cpu would regularly get to 85C+ watching videos or using ...
0
votes
0answers
8 views

performance test wireless network using loadrunner

We have a requirement to test a wireless network that will be deployed to 1000s of people. I am looking for a way to test it with loadrunner. Can you suggest a good approach to test the wireless ...
0
votes
0answers
9 views

Windows explorer slows down during startup, how to trouble shoot? [duplicate]

Lenovo laptop running Windows 7 Home Premium. My windows explorer runs VERY slowly. e.g. a RMB on anything in the right hand pane or on the desktop takes 10 seconds, even selecting objects (files or ...
1
vote
1answer
29 views

Compare efficiency of excel formulas

Is there any way to directly compare for calculation efficiency side by side two different formulas for achieving the same goal in excel? Say I want to know which is more processor intensive (or if ...
-1
votes
1answer
28 views

Trying to maximize USB3.0 speeds

New to Superuser but have really liked everything I found so far. I know there have been a lot of questions answered regarding USB3.0 speeds and I feel like I get the gist of most of it. I am ...
1
vote
1answer
19 views

Unstable internet speed macbook

In our network 4 computers and AP: MacBook Pro Notebook Dell 2 PC wifi access point Zyxel Keenetic 4G. PC connect to Zyxel with cable, notebooks - with wifi. Sometimes users of MacBook and ...
0
votes
0answers
14 views

Entire network sluggish after virus

I am almost positive that I got a virus from en.savefrom.net, although both Windows Defender and Avast found nothing. The Internet has become sluggish for all devices on the network, including PCs, ...
0
votes
2answers
68 views

How much RAM can I add to my laptop? and how many slots?

I have a Samsung Series 5 530U3C-A01 model. My system says I currently have 4GB RAM. I want to add more to make it faster, but can't figure out: What's the max RAM it can run, and max speed How many ...
0
votes
0answers
25 views

How can I create a RAM disk and install Firefox into it?

I've a Fedora 22 64-bits system running under a notebook with Intel Core i3 processor and 7.7GB of RAM. I only use about 2~3GB of RAM (with everything I need) and I want to speed up my system, so I've ...
0
votes
1answer
47 views

Desktop computer slow to Switch User

My HP desktop computer running Windows 7 is slow to Switch User. The problem has been getting worse recently. Here's a typical scenario: I activate the mouse and what appears on the screen is the ...
0
votes
0answers
245 views

Often mouse stutter on windows 10

I have a really annoying issue where windows 10 freezes/stutters almost every second for a small period of time. It's best noticeable when I move my mouse around in circles. As the mouse moves, every ...
0
votes
2answers
55 views

iperf giving incorrect results

I've just had new broadband installed, and wanted to test its throughput using iperf3. However it appears to be giving considerably different results than more conventional speed tests. E:\tmp> ...
0
votes
0answers
30 views

Is there a pentium equivalent of any i-series processor?

I have a confusion with speed of processors and I want to know what makes say, i3 faster than pentium processor which pentium doesn't have? If we add more GHz to pentium will it be same as i3 in some ...
2
votes
1answer
58 views

Consistent 100% disk access

I am a developer and on my work laptop it is entirely normal for my disk activity as shown by Task Manager to be 100%. With an average response between 7k-10k ms. This is under relatively simple ...
0
votes
1answer
9 views

How to produce multiple result files in JMeter?

I'm trying to run JMeter in non-GUI mode but I want to generate two result files: one in CSV format and another in JTL (but using XML). Right now I have: jmeter -n -t C:\testPlan.jmx -l ...
3
votes
1answer
55 views

Lenovo X1 Carbon suddenly slows when AC is attached

Today I notice that my one year old laptop Lenovo X1 Carbon (Windows 8.1) is 2,5 times slower on everything, only when AC is attached. As soon as I detach the AC to go on battery, performance ...
0
votes
0answers
10 views

How to choose graphics card update (for 3D Vision gaming)

I have a fairly-decent gaming computer at home but I am not satisfied about its performance on Far Cry 4 with 3D Vision enabled. Even at 720p@24Hz resolution the game becomes often laggy. Surely my ...
1
vote
1answer
42 views

Lenovo laptop with Intel CPU remains at lowest clock

I have an Lenovo T440p with an Intel Core i5 4300M CPU. 8GB RAM, SSD running with Windows 7 (preinstalled). The only thing I did not like about this laptop was the screen, which I replaced (the whole ...
-1
votes
0answers
32 views

Reducing idle power usage of DDR3 SDRAM

I'd like to reduce the idle power consumption of my computer, with the goal of keeping it always on without a large impact on my energy bill (energy is quite expensive over here.) Using HWMonitor I ...
5
votes
2answers
14k views

Windows 10 high memory usage (unknown reason)

Well few days ago I updated my pc to windows 10. However, after some use my PC started to slow down until its was impossible to use, it was due to high memory usage. After restart, everything came ...
1
vote
1answer
43 views

Huge performance differences between i5 i7 SSD/non SSD…which makes more of a difference?

I have 2 pcs both running Windows 8.1 and each with 8b of ram. The differences are one has a solid state drive the other one is 7200rpm and also an i7 vs i5 Running the same application one query ...
0
votes
0answers
31 views

Router getting ridiculously slow internet connection on 2.4GHz band

I've got an ASUS RT-AC68U router which is performing perfectly fine at 5GHz. However, download speeds don't get faster than 25kbps on the 2.4GHz band. I have a 10mbps broadband Internet connection. ...
0
votes
1answer
19 views

Memory performance - i7 with 2x4GB 1600MHz or 4x4GB 1333MHz?

I have Dell Precision m4600 with i7-2820QM CPU. It supports 1600MHz memory if I use 2 slots, or 1333MHz memory if I use 4 slots. My question is: Which configuration will give me better memory ...
0
votes
0answers
11 views

Handling exported reports from BI portal in Excel 2010 causing performance issues?

So, I'm going to try to describe this the best I can. Multiple uses at my office will often export large reports from the BI system of the SAP web portal. These files can be as large as 25-50mb, ...
2
votes
1answer
56 views

Does CPU matters in disk read/write speed

I thinking to buy my old Mac an SSD, but after asking around to some friends, and looking to different disks, some of my friends said that the SSD's read/write speed won't matter because my CPU won't ...
0
votes
0answers
33 views

Computer slowed down - no virus/fragmentation issues I can see

OK, here's an obvious question which typically gets the "fragmented drive and/or virus and/or too many programs running" answer. The thing is, I'm not a dummy (I'm a software engineer, although not ...