In computer networks, rate limiting is used to control the rate of traffic sent or received on a network interface.

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2answers
227 views

Easy Apache module to throttle requests based on machine load?

I have an Apache server that is serving a django application with mod_wsgi. I'm wondering if there is a simple way to throttle requests at the apache level based on the machine's load. Ideally I want ...
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2answers
176 views

Rate limit exim per user basis

How can I implement "rate limit" in Exim so that every user in my exim can send specific number of emails per day. List A of Users can send 100 emails per day and the list B of users can send 500 ...
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2answers
601 views

Dynamic throttling of bandwidth

I am planning on setting up streaming server. Streaming is done kind of like YT does it; there will be a large number of audio content and each user can listen to it right on the website. In order ...
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1answer
143 views

Limit max bandwidth per IP

I have some partners, that uses one of my linux servers as a gateway. The problem is I need to limit bandwidth per client ip address on this gateway. My partners client ip ranges are not known to me. ...
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vote
1answer
71 views

Relax ssh rate-limit rules for certain ip addresses

We've written some tools to automate common development tasks. One tool, for example, ensures all our git repositories are up-to-date. For this to work, our tool needs to connect to our git server and ...
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1answer
599 views

Linux dynamic rate limiting/throttling

I'm running a video streaming website with lighttpd using http pseudo-streaming to deliver videos. If the user has a very fast connection, this can use bandwidth quite inefficiently. For example if ...
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1answer
89 views

apache rate limit best practice

I have the following business scenario: 1. apache http server load balances client request to application servers via ajp 2. all the resource intensive work is done on application servers for each ...
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1answer
47 views

rate limit apache httpd server

I have an apache server that acts as a load balancer to pass off requests to tomcat application servers. I wish to rate limit the http access by ips, and potentially throttle requests, how can this ...
0
votes
1answer
263 views

Linux Traffic Shaping with “tc”: QoS filter for requests directly on the host not applied?

I'm trying to reduce the interface thoughput to debug my application on slower network speed. I've remembered a tc statement to do this on a interface which was working in the past. I used it on a ...
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1answer
474 views

How to use limit_conn and limit_req modules of Nginx when it is behind HAProxy

I'm using limit_conn_zone (with limit_conn) and limit_req_zone (with limit_req) in Nginx which sits behind a HAProxy. They both run on the same host. I see whenever a limit is breached in Nginx ...
3
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0answers
503 views

Limiting bandwidth with hashlimit (e.g. kb/s — not connections!) doesn't work, though the man page says it should

According to the iptables-extensions man page hashlimit can do bandwidth limiting: "flows exceeding 512kbyte/s" => --hashlimit-mode srcip,dstip,srcport,dstport --hashlimit-above 512kb/s ...
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0answers
1k views

VLAN based rate limiting using tc

I have been trying to perform VLAN based rate limiting on an academic project I am working on. The project uses Openflow (with Beacon controller) and the network is emulated using Mininet. The network ...
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0answers
37 views

tc qdisc tbf - calculate sensible latency and burst from rate

I want to create a simple script that lets me limit the outgoing speed of an interface somewhere between 56k (modem speed) and 1MBit/s. I found that something along the following does the job: tc ...
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0answers
138 views

Linux Traffic Controller (Linux tc): hierarchical token bucket (htb) packet queue size

In my Linux router, I am using the following configuration to limit the rate of traffic towards port 44444 of a client in the LAN (client address is 192.168.10.2, connected through the router's eth1 ...
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0answers
91 views

Debian exim4 rate limits

I try to limit on exim4 the outgoing mails per day per domain, i found this: acl_check_ratelimit: accept authenticated = * endpass ratelimit = 40 / 1d / per_rcpt / ...
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0answers
121 views

nginx and cloudlfare ip confusion?

I am using the below config in http block of my nginx.conf to get real ip while using Cloudflare acceleration service: ## Cloudflare settings to get Real IP's set_real_ip_from ...
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0answers
149 views

How to slow down ftp upload on windows 7

I have an application that uses ftp on windows 7 or 8 and it fails trying to upload a file (time out, server sends back RST packets so it's definitely the server that's unhappy) to a specific server. ...
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votes
0answers
45 views

How to redirect to an other link when excess request (limit_req) with Nginx

I have been trying to limit the requests coming from a single IP address successful with module limit_req in Nginx. But now I want to redirect to an other web-page for showing some messages.How could ...
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0answers
129 views

tc-tbf rate limiting works on 100Mbit Ethernet, but not Gigabit ethernet, with Windows

I have a linux box I use as a firewall with Shorewall. I have traffic shaping enabled in order to prioritize traffic from one computer used for videoconferencing. My business has an upload speed of ...
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0answers
27 views

Filezilla Throttle File transfer rate not user

Is it possible to throttle the file being transferred rather than a user. We have lots of users using the same username/pw and need to throttle each session. Is that possible?
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0answers
25 views

How to limit rapid-fire connections to HTTP port with iptables?

I'd like to prevent malicious bots from hitting my Apache server too quickly. A couple issues/problems: I don't fully understand the relationship between --limit and --limit-burst and how they work, ...
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votes
0answers
160 views

Dovecot: Limit time between connects?

some of my Postbox users are checking mail every 10 or 20 Seconds. It is somehow possible configure Dovecot to limit the time between every login to 1 minute?