Bandwidth tag should be used when asking questions about data transfer rates over various data buses or network protocols.

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Transatlantic ping faster than sending a pixel to the screen?

John Carmack tweeted,I can send an IP packet to Europe faster than I can send a pixel to the screen. How f’d up is that?And if this weren’t John Carmack, I’d file it under “the interwebs being ...
77
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3answers
164k views

Way to limit bandwidth of programs on Windows?

Is there a technique in Windows that can selectively limit bandwidth of a running process?
74
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8answers
245k views

Is there a good tool for monitoring network activity on Mac OS X? [closed]

Is there a good bit of software on Mac OS X that I can use to monitor incoming and outgoing network activity? Nothing too geeky, I just want something simple to use.I'm on version 10.6 (Snow Leopard)...
53
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7answers
50k views

How to throttle bandwidth on a Linux network interface?

Is there a way to constrain the bandwidth on a NIC in linux? I'd like to be able to simulate an arbitrarily slow connection.
51
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4answers
35k views

Is there a way to find out what application using most of bandwidth in Linux?

I'm looking for an utility that could show me how much of a bandwidth each process are using. It should just print the data and exit as I want to feed that list into conky.
46
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3answers
617k views

Does moving my router from 20MHz to 40 MHz increase my wireless speed?

I found out that my wireless access point supports dual band (LinkSys E3000), so I went to its settings and changed it from operating on 20MHz to 40MHz. Does this mean I get a faster WiFi connection ...
45
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4answers
5k views

What is the actual speed of SATA 3?

Google says it is running at 6Gb/s. The throughput is at 600MB/s. 600MB/s equals 4.8Gb/s.Does this mean that the bandwidth is 6Gb/s but the actual throughput is 4.8Gb/s ?
43
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2answers
36k views

Make rsync use less bandwidth?

I use rsync to backup and synchronize network shares and my computer. I have this figured out.The problem is, when using rsync to transfer files, it uses all the bandwidth it can. I want to cap it's ...
31
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10answers
154k views

How can I monitor internet usage in my network?

I need to know which computer is consuming my bandwidth. Is there a tool to do this?
28
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5answers
142k views

Microsoft Remote Desktop Bandwidth Usage

I am wondering how much bandwidth in terms of bytes sent/received is consumed by a typical remote desktop session. I need to know this because our ISP enforces a cap on monthly bandwidth usage (i.e. ...
27
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4answers
38k views

Using multiple USB webcams in Linux

Running more than one USB webcam in Debian/Linux results in the the following error:libv4l2: error turning on stream: No space left on deviceVIDIOC_STREAMON: No space left on deviceWhat initially ...
26
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7answers
60k views

Do cabled connections and Wi-Fi “use” the same bandwidth?

My brother likes to play games online on his Xbox. However, because he is far away from the router, he uses our Wi-Fi instead of an Ethernet cable. I, being closer to the router, use an Ethernet cable ...
24
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3answers
157k views

How to monitor bandwidth use of each device on wifi network

I have in my home a standard Comcast cable internet connection. I have it going from the wall to a cable modem, and from the modem to a late-series Linksys router, which provides wired and wireless ...
24
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4answers
92k views

How much bandwith is required to stream 1080p?

I am wondering how much bandwith is required to stream a 1080p movie from for example Youtube. I am aware that there may be things such as compression that come in play here, but can anyone provide a ...
19
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8answers
5k views

Why upload rates are lower than download rates in normal internet connections?

I have used dial-up and/or broadband services from many service providers (in India) and one thing I noted is that the upload bandwidth is lower than the download bandwidth.Is there any reason for ...

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