For questions concerning computer, or computer-related, performance. Please include metrics in your questions.
0
votes
0answers
54 views
Using my NAS on LAN hangs my Internet connection
I have made a lot of changes and even replaced hardware and I cannot get a good performance from my LAN/WAN setup. Basically I have a NAS and when anyone at home uses it, my Internet connection gets ...
7
votes
1answer
228 views
How to measure actual USB3 port speed?
Not all USB3 ports are created equal.
I have a friend who develops embedded hardware that interfaces with USB chipsets. He told me that most USB chipsets that are slightly faster than USB2 (480 ...
2
votes
2answers
123 views
How to improve ram and hard drive performance
I'm not able to figure out what the actual problem with my system is. It takes 15-20 min to start up completely and when I checked the start up programs there was no big program listed.
When I open ...
0
votes
1answer
63 views
Very slow old notebook laptop- wiping and reinstalling does not help - suggestions? [closed]
So I have an old very small Sharp notebook laptop which is unusably slow. I thought wiping everything and reinstalling windows xp which was originally on it would help but it did not. Only DOS runs ...
1
vote
2answers
119 views
Photoshop brush constantly lagging despite good computer performance
For now I've been using Paint Tool SAI for drawing, but I bought Adobe Photoshop CS6 lately and I noticed intolerable lagging while drawing with standard brushes. Delay is even bigger when I choose ...
0
votes
1answer
61 views
Weird behaviour on ext4 dd performance test
I'm testing the performance of ext3/ext4 on a raid1 system (but the same goes for a non raid system). The results from bonnie++ give a distorted image because they circumvent the delayed allocation on ...
0
votes
0answers
17 views
Microsoft Malware Services delayed the execution of Mondrian query
I've mondrian server installed in my windows server and I can able to execute the queries with in 3 or 4 seconds. Unfortunalty the same query was taken 3 or 4 minutes recent times.
Then I worked hard ...
3
votes
4answers
168 views
Upgrading from poor performing RAID5 array
After much investigation and the purchase of PCMark7, I believe I have identified the root cause of my PC system's performance issues -- my RAID5 disk array. The PCMark7 scores are listed below. My ...
0
votes
1answer
29 views
Ms access Speed issue with vista office 07
Greeting,
I lately upgraded my MS Office from 03 to office 07, Using windows Vista.
I am using an access based program for my business and it was very smooth and fast, but since the upgrade ...
0
votes
2answers
84 views
rm -rf extremely slow & slows down server
I did a rm -rf foldername in an attempt to delete a folder containing 10,000s of 25KB files.
Question Why is it taking so long (Almost 30 minutes)?
Why did the server became extremely slow, even ...
0
votes
1answer
72 views
Provide multiple thumb-drives via RAID 0 / USB-hub better performance than a single thumb-drive? [duplicate]
Suppose I'd attach N flash-sticks to an USB-hub and configure them using soft-RAID level 0 [striping].
Is this configuration likely to provide better throughput than a single flash-stick?
0
votes
0answers
30 views
emacs -nw slower than normal emacs
For the last one week I am seeing that 'emacs -nw' (my normal mode of usage) is extremely slow in displaying lines of a file, whereas normal 'emacs' (gui) is just normal. What could be the issue? I ...
2
votes
1answer
86 views
Remote home directory and performance
In a Linux network environment, is it a wise choice to put the user's home directory on a remote hard disk?
The advantage would be that a user can login on any machine and have its own home ...
0
votes
1answer
92 views
How to improve the system performance
I'm really frustrated and need some expert help. I'm using Hp Pavilion dv6910tx laptop having 3 G.B. of RAM and 320 Hard -disk. And, I'm using Windows7 professional OS (for more than a year). Since, ...
1
vote
1answer
70 views
Improving RAM performance for Photoshop?
I'm upgrading the amount of RAM in my machine, before I purchase it, I thought I would ask does the RAM's speed have much, if any benefit for applications like Photoshop and video editing? i.e. ...
2
votes
1answer
82 views
Windows Explorer making thousands of registry reads per second, slows computer to a halt
This is a Windows 7 64-bit install. Towards the end of the day, all of the sudden, their computer will grind to a halt. It stops responding for a few seconds while performing any action.
I ran ...
1
vote
3answers
141 views
With SSD drives, should I still use separate drives for OS, swap file, and audio/video files in a DAW?
For the best performance on a digital audio workstation (DAW), I had formerly understood that separate drives for the OS, virtual memory (swap) file, and project media files (audio, video, sample ...
1
vote
2answers
679 views
Why is my hard drive so slow? Is this normal?
I just built a complete new computer including a motherboard with SATA 3 ports and a brand new 2 TB harddrive 7200RPM, 64mb cache, and Sata 3 capable.
I'm working with some large files and its taking ...
-2
votes
1answer
60 views
Better method to schedule tasks in Windows?
I frequently require to schedule my scripts on my companies Windows servers. Most of them are required to run once or twice every day. My question lies in reasoning which approach is better for my ...
0
votes
1answer
63 views
What hardware factors influence program speed? [closed]
I want a faster laptop for coding (mostly C++ and Python programs) but don't know what factors influence program runtime. Is it mostly CPU speed and RAM? Hyperthreading? Solid state drives?
For ...
0
votes
1answer
68 views
How does clock speed influence processing speed? [duplicate]
How is AMD able to market it's microprocessors mentioning clock speed as less as possible?
How does clock speed influence FLOPS? Which one should I check first, when I'm a cpu or graphics card, FLOPS ...
3
votes
1answer
70 views
Strange execution time for recursive grep
I'm on a Linux Ubuntu machine, grepping a large number of files. Can anyone explain these timings?
>time grep -nIr acct_margin *
[... 3 results ...]
real 0m0.555s
user 0m0.400s
sys ...
4
votes
2answers
173 views
Is base clock speed still relevant for TurboBoost processor performance?
With the advent of Turbo Boost, is it still important to consider base clock speed when comparing processors for performance, or can I look strictly at the Max Turbo Frequency?
For example, using ...
1
vote
0answers
65 views
Computer became really slow after Microsoft account sync
My computer has always been very fast since I formatted and reinstalled Windows 8 x64.
Yesterday I did some things - the result is that my computer became VERY slow.
Game performance is greatly ...
1
vote
2answers
59 views
ls executes slowly on remote server
I have a very strange problem, one that may be too difficult to diagnosis without machine access, but maybe someone here may be able to help.
I am using OS X, and on my local machine ls executes ...
2
votes
0answers
133 views
“appleeventsd” slows down Word + EndNote
I'm writing my doctoral thesis on a Macbook pro using MS Word 2011 and Endnote X6 (Mac Word and Endnote on the newest version).
Word responses really slowly to any input like typing or scrolling, with ...
1
vote
4answers
106 views
How to ensure longevity of hard disks
I have a few external hard disks (two 1.5 TB ones - with the same data on them for redundancy and two 3 TB ones - ditto) on which I have stored lots of photographs and home movies. I want to do a ask ...
2
votes
1answer
72 views
Will an Unmanaged Switch Behind a Broadband Router Retransmit Internet Packets?
I currently have a single wireless router near my TV, with a bunch of devices plugged into it. In my current setup, these devices are all somewhere near the router. I'm about to move and in my new ...
0
votes
1answer
45 views
Windows XP, SQL Express, 3rd party application crash — how to check the possible lack of resources?
Summary: I need to log usage of resources on Windows XP machine to find if the lack of resources may be the reason for the application crash. I need your advice how to do that.
Context: There is an ...
1
vote
1answer
288 views
Opera - How to make it run faster?
I'm using Opera version 12.13 under Windows XP home.
It needs ~50% of my CPU and it takes a few seconds if open or close a tab. How can I make it run faster and if possible with less CPU usage?
I ...
2
votes
0answers
72 views
Low bandwidth only on Windows XP
Hi I own really old PC and I've 10Mbps/1Mbps Plan. Internet is distibuted with router over whole house.
The old PC uses 802.11b (up to 11Mbit/s download) Wifi card and has Windows XP+SP3 installed. ...
-1
votes
2answers
86 views
My computer freezes all the time and shows that the hard drive is spinning at 100%, what the hell is it doing? [closed]
I have a ACER travelmate laptop. I use it all the time and play games on it that I have installed. It is a fast computer but recently it keeps on freezing, getting slower, lagging, and slower frame ...
1
vote
2answers
108 views
Computer crawling but idle CPU is ~90%
I haven't had this kind of sluggishness for years - I've a quad-core PC with 4Gb RAM running Windows7 and it's normally fine but sometimes just bogs right down... windows stop responding for a few ...
1
vote
2answers
127 views
How to create optimized GIF animation for a presentation?
I need to include in my PowerPoint presentation an animation which has about 1000 frames. I know there is a possibility to optimize a GIF animation in such a way that each next frame contains only ...
0
votes
1answer
383 views
100% disk usage, 100% of the time on Windows 8 with an SSD
I have a should-be decent spec Laptop (Pentium Dual Core (one of the more recent ones), 8GB DDR3 Ram, SSD, Windows 8) but it is running horribly and the disk IO is always at either 99% or 100%, not ...
2
votes
1answer
128 views
How to diagnose Windows 7 x64 slowdown after leaving a laptop running for several days
Myself, along with several others in our office, have a standard company-issued laptop. Lenovo Thinkpad T510s with 4GB RAM, i7 M620 CPU and NVIDIA NVS 3100M graphics card. They are running Windows 7 ...
6
votes
1answer
120 views
Fairly new drive has high usage but slow speed. Whole system running hot
I originally suspected malware, because my pointer skips and my system gets slower and slower by day. I recently had a reg entry get messed up for no reason. But after talking with some people in chat ...
0
votes
0answers
28 views
How can I see the current bandwidth use of the dedicated graphics memory?
Can I calculate it using the values I see on gpu-z? can it actually be calculated or monitored?
2
votes
2answers
62 views
Tools to detect programs that are used infrequently or are never used
Is there a Windows tool that would detect programs that are used infrequently or are never used? It would help cleaning up unwanted programs and cluttered Windows.
0
votes
1answer
227 views
How to keep a hard drive from going to sleep?
I have two hard disk drives in my Windows 8 desktop. The issue I am having is that the secondary hard drive goes to sleep frequently (I assume do to inactivity while I am only using the primary ...
1
vote
1answer
260 views
System processes slowing down my Windows?
About 3-4 months ago my Windows 7 started to work slower.
I found that it happened when DllHost.exe and WmiPrvSe.exe were running, but I'm not sure if these are causing the problem, though. And ...
0
votes
1answer
81 views
XP freezes every second
I'm experiencing a problem where XP freezes completely for a fraction of a second, every second. The mouse doesn't update, music stops, video stops - and then suddenly resumes.
I can't see anything ...
14
votes
5answers
472 views
How do I conduct a perfomance test of my internet connection?
Right now I'm in the process of possibly switching from a Cable provider to a DSL provider. I have both connections live, and before I cancel one or the other, I'm wanting to do some exhaustive ...
0
votes
0answers
50 views
Is Windows 7 on a SSD slower if I use Windows integrated mirroring?
Yesterday I configured Windows software mirroring for my SSD and one of my HDD, because I don't want to loose any data from the SSD. Now Windows seems to be much slower. Is mirroring in Windows 7 so ...
0
votes
2answers
38 views
Log total time a linux command (compiler) runs during a day
I'm interested in how long my machine spends compiling scala in an average workday. Is there some way to log the total runtime of the scalac command every time it is run, even if it is run by some ...
1
vote
1answer
227 views
Low SSD performance
I have created 2 new volumes on the SSD (Samsung 840 Pro 256GB) from the previous OS installation before re-installing Windows 8 Pro 64 bit on it.
After installation of: Windows, all the latest ...
1
vote
3answers
207 views
Rapid SSD degradation
I have a Kingston mSATA SSD (Kingston SSDNow mS100 64GB mSATA Internal Solid State Drive SMS100S2/64G) I bought about 6 months ago. When I tested it with AS SSD Benchmark right after the first ...
319
votes
8answers
61k views
Why don't websites immediately display their text these days?
I've noticed that recently many websites are slow to display their text. Usually, the background, images and so on are going to be loaded, but no text. After some time the text starts appearing here ...
0
votes
1answer
242 views
Windows 8, brand new computer, slow internet
If I close the lid on my new Windows 8 laptop, the internet is sporadic, sometimes it loads fully, most of the time it acts like it looses the wireless connection and wont load anything. I have tried ...
0
votes
0answers
52 views
Why does it take more than 5 years to make computers noticeably faster while in past decades it took 1? [closed]
Is it a matter of will, economy, or science/technology?
