The rate of data transfer. Bandwidth usually refers to Internet but it can also apply to other systems like the motherboard.

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35
votes
6answers
68k views

How to limit network bandwidth?

Problem: We are hosting an application on remote server. We need to test it with a limited network bandwidth (for users with bad Internet access). Question: Can I limit my internet bandwidth? For ...
2
votes
1answer
47 views

Does mosh save bandwith?

The mobile shell claims many benefits, especially with mobile connections. Many mobile plan prices scale with the amount of data transferred. So I wonder whether I can use Mosh to cut down in data ...
1
vote
0answers
30 views

Calculating the total traffic generated by an application in a network

I have network (shown above) with the same application (Appx) running on the nodes (Linux nodes). This Appx has data to send the same copy of the Appx running in each node (i.e. each Appx generates ...
1
vote
0answers
46 views

How to reduce the bandwidth using squid proxy delay pools

I have a LAN with user PCs that managed by linux squid proxy server. IP ranges : User1 category: 192.168.1.2-192.168.1.12 User2 category: 192.168.1.13-192.168.1.23 User3 category: 192.168.1.24-192....
31
votes
5answers
24k views

How can I limit the bandwidth used by a process?

I have a CentOS 5.7 server that will be backing up its files nightly. I am concerned that visitors to the various sites that the server hosts will experience degraded performance while the backup is ...
3
votes
1answer
59 views

What does the process /usr/libexec/packagekitd do?

This process keeps hogging my bandwidth: What does this process do? Is it safe to kill it? Is is safe to remove the package as a whole( to prevent it from starting up ever again) Or should I just ...
3
votes
2answers
58 views

Measure network consumption per program and month

I'm looking for a permanently-running monitor which can emit a monthly (or daily, etc) bandwidth report, in a per-program manner. Example desired output: Bandwidth consumption: last 30 days ==========...
3
votes
2answers
1k views

Control Dropbox upload rate on the command line

I'm using Dropbox without the GUI in Linux. I would like to limit the upload rate, sometimes large files eats my internet bandwidth. Anyone knows how I do that?
0
votes
0answers
43 views

home directory restriction

I am in serious doubt and need to implement to specific area Scenario A normal user , he can create file and folder in his home directory .he wouldn't not permitted to delete folder and file ...
0
votes
2answers
176 views

Monitor and limit internet bandwidth per network client

On a linux server with dhcpd that acts as the internet gateway for all clients of the LAN: how can I monitor the internet usage based on IP/MAC address, and deny internet access if a certain bandwidth ...
20
votes
3answers
917 views

Limiting a specific shell's internet bandwidth usage

I want update my linux in one shell but by default wget or axel in updater use all the bandwidth. How can I limit the speed in this shell? I want other shells to have a fair share, and to limit ...
1
vote
0answers
100 views

wondershaper limit my upload [closed]

i use wondershaer to limit downloads speed it is working fine for downloads but i can not upload anymore i have set wondershaper eth0 539800 539800 this is the config #!/bin/bash # Wonder ...
0
votes
1answer
174 views

How to test bandwidth and latency over ssh with X11?

I am working remotely on a machine using X11 trusted forwarding with 'ssh -Y`. How can I test the latency and bandwidth between me and the server?
1
vote
1answer
30 views

X Window Over network

What makes X Window or X11 protocol use a lot of bandwidth when used over a network (LTSP, etc.)? I've tried to read some docs but I can't find the answer
1
vote
0answers
101 views

conntrack -E - traffic counter reporting

I'm currently in the process of writing small solution which would continuously receive output from conntrack -E command and along with some other stats, it would count/monitor traffic. The only ...
0
votes
0answers
31 views

variable bandwith on network interfaces by testing from iperf tool:

I am using iperf tool to benchmark my network interfaces on two identical machines (Dell Blade Server M620). Both have given different results. On 1st machine, I ran server and clients as: Server =...
2
votes
1answer
106 views

Is there a way to throttle git while it's cloning a repo.?

Is there a way to tell git that only use so much bandwidth while cloning a repo. ? I may have multiple applications each of which demands network speeds, is there a way to tell git to do this ? I ...
1
vote
0answers
20 views

A single NIC has multiple IPs. Is it possible to throttle the speed per IP?

By "is it possible", I mean: does a solution (software, set of instructions, ..etc) already exists to accomplish this?
7
votes
1answer
372 views

Rate limit network but allow bursting per TCP connection before limiting

We have a Cisco router which allows for rate limiting (they call it policing) but permitting bursting on a per-TCP connection basis. For example, we can cap the bandwidth at 50mbit but the cap won't ...
2
votes
1answer
45 views

apt working unexpectedly on debian 8

Sometimes I'm noticing my bandwidth being all consumed although I'm not doing anything consuming, so I fire up nethogs on my wireless interface and I notice an apt process running without me starting ...
2
votes
1answer
52 views

Is there a brief way to view the top resource usage(CPU, memory or even bandwidth) of a program after its running?

I know I can use top to view the overall real-time CPU & Memory usage, and nload for overall real-time bandwidth usage. But I wish to view the maximum(or average) CPU, Memory, & bandwidth ...
3
votes
1answer
176 views

How to limit speed of file copy?

I am copying huge file from NFS mount using dd: dd if=/mnt/nfs/image.img of=/dev/sda I need to limit the speed of reading from NFS. How can I achieve it? The only precondition is to use some easy ...
0
votes
0answers
27 views

How to calculate idle time in Class Based Queueing (CBQ)( in TC Command)

I found this LINK, manual for the tc-cbq command in linux. But couldn't understand, how to calculate the avg idle time and some other parameters like allot bytes, avpkt bytes. How these are ...
2
votes
2answers
274 views

record daily internet bandwidth usage

I am using internet connection with data cap. I want to record my daily internet usage in a file, is there any tool for this or perhaps you can suggest a script that would run as daemon? (I am not ...
0
votes
0answers
30 views

Retrieving the total bandwidth capacity

I've been looking around for a convenient way to measure the total bandwidth capacity of a *NIX workstation and found a number of monitoring tools here. However, they are of little use in determining ...
0
votes
1answer
340 views

How to get RX and TX bytes querying iptables?

My intention is to monitor traffic from/to wan. To achieve that, i want to calculate outgoing and ingoing bytes/second, with iptables counters as data source. Unluckily, I'm not able to understand ...
3
votes
1answer
91 views

See total bandwith a process has used

I am currently watching some process on my server and want to see how much bandwidth it has used in total since it has been started. I don't want to know its current usage, nor does nethogs / nload ...
15
votes
3answers
2k views

What is the IPsec bottleneck in Linux?

I am trying to compare the performance of several network security protocols between two hosts connected in Gigabit Ethernet. My goal here is to see if I can saturate my bandwidth, and if not, what ...
4
votes
1answer
560 views

How to configure QoS per IP basis?

We have say 4 users in a private network connected to the Internet trough a Linux router with a public IP address that is doing network address translation (NAT). I gotta configure QoS to give access ...
1
vote
2answers
181 views

How to add all values in an array

I have been stuck on this for way to long now. Tried googling and couldn't find what I was looking for. I simply need to add all the values in an array.(array called packets) I have gotten to the ...
2
votes
1answer
126 views

reduce bandwidth consumption from downloading yum updates

I have several machines (7) running fedora and would like to reduce the amount of external bandwidth I am consuming. I see that there were several attempts to setup mirrors, but those projects seem ...
1
vote
0answers
48 views

Prioritize virtual machine bandwidth

I installed a Windows Server 2012 virtual machine (VM Ware Workstation) on my Debian server that I rented (to which I have SSH access only, and which is in another city with over 1 GB bandwidth) to ...
1
vote
1answer
231 views

How to find bandwidth usage/bytes transmitted/received within a certain time frame

I'm looking for a way to get numbers on bandwidth usage of an eth port. But I need to filter the results to only show me numbers for the last 24 hours. Or any time period in hours or minutes. Just ...
0
votes
1answer
247 views

How do I limit inbound and outbound bandwidth to and from a specific host on CentOS

As the title says, I am trying to limit inbound and outbound bandwidth to and from a specific host on CentOS. The reason is that this host consistently uses a large amount of bandwidth and this needs ...
4
votes
0answers
567 views

Redirect all non-local traffic to a socks proxy

Is it possible to redirect all non-local traffic to a socks proxy? so, for example i have: 4 computers (clients A-D: 10.0.0.1-4 or dhcp) 1 computer with 2 network cards (gateway-server, eth0: 10.0....
2
votes
2answers
297 views

Rsync: Verify size of incremental backup of a file

I need to test the incremental backup of a file using rsync i.e. whether rsync transfers entire file or just the changes made to it, when an incremental backup is fired. Just for a test, I've created ...
7
votes
7answers
27k views

Console tool to test internet bandwidth

I'm looking for a tool that will test my internet connection bandwidth and create an simple report like speedtest does. Do you know some program/tool that do this? Something with CentOS packages ...
1
vote
1answer
86 views

How does Linux prevent applications from sending more packets than the link can handle without dropping packets?

I couldn't make the question any clearer so here's an example scenario: Given a Linux machine connected to an IP network through a physical interface of bandwidth 10Mbps (or a higher speed interface ...
2
votes
1answer
380 views

Efficient way to download binary from server

I am using a remote machine to compile a project. When it finishes building, I use scp to copy the archive to a local machine. This worked fine till I was on broadband. Now I am using a 3G ...
0
votes
1answer
41 views

Historical bandwidth data in a console? (save/load statistics)

So, I found that nload and iftop displays the amount of data that passed and how fast. Now, is there anything like those that can save/load statistics? I want to measure the amount of data I download ...
1
vote
1answer
229 views

trickle (bandwidth shaper) with dropbox causes 100% CPU

I'm limiting dropbox upload bandwith with trickle as suggested here. @reboot trickle -u 100 ~/.dropbox-dist/dropboxd This works great but unfortunately causes 100% CPU - even with only 2-3 (small) ...
0
votes
0answers
107 views

How do I measure the amount of network traffic that passed my debian installation?

So my raspberry pi is acting as a Router and Web/Mail/FTP/SQL/Media/Clash of Clans/Home server right now and I'm looking for a way to monitor the consumed bandwidth, much like NetWorx for windows. I ...
2
votes
1answer
283 views

Get total bytes sent by pid

I have some processes in my unix system that sends data to a remote machine. It is possible to fetch the total bytes sent per pid ? In general, how i can monitor that pid in terms of network? Thank ...
3
votes
0answers
196 views

tc cbq doesn't work (no traffic limitation)

I've been trying to use cbq weight attributes after HTB failed to do so. I've tried using a command set I've found in an example just to verify it works (HTB works fluently) Here are the commands I ...
3
votes
1answer
828 views

Network bandwidth measurement on Solaris

I want to install pathtest or a program like it in a Sparc server running solaris 10. The purpose is to make a speedtest server to my remote sites. It is mentioned in pathtest FAQ that it only ...
0
votes
0answers
90 views

LAMP CentOS page/folder Outbound Inbound bandwidth monitor

I have a site, the server provide only allow 2000GB/month ($0.02/GB extra). I have monitor the bandwidth in my control panel, every day, i have about 12GB Inbound, but 100GB+ Outbound, a number very ...
2
votes
0answers
769 views

How to exclude LAN traffic with iptraf-ng?

I'd like to use iptraf-ng to see how much data my machine is sending/receiving from the Internet, but I want to exclude traffic on my LAN as I am only interested in data going off-site. I have ...
6
votes
1answer
323 views

Can you throttle the bandwidth to a tmpfs based ramdisk?

I created a ramdisk using tmpfs as follows: sudo mount -t tmpfs -o size=1024m tmpfs /myramdisk I was looking into cgroup blkio subsystem bandwidth limits "read_bps_device" and "write_bps_device" ...
3
votes
3answers
3k views

Implementing load balancing on any Linux distro

I am thinking of implementing a load balancing solution for personal use. What I want to do, is to maximize data throughput over mobile phone Internet connections. Let me be clear: I have data plan ...
1
vote
0answers
35 views

Bandwidth stats on wifi for each network?

Is it posible to have the bandwidth usage of the wifi connection for each network I use? Currently I have vnstat instaled on my MacBook Pro retina runing Yosemite. It works well but I have the usage ...