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
255 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
1k 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
782 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
198 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 ...
3
votes
1answer
713 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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1answer
260 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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1answer
82 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
145 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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1answer
689 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 ...
0
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1answer
155 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 ...
0
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1answer
105 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
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1answer
430 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 ...
0
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1answer
578 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 ...
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1answer
288 views

Throttling apache downloads selectively

I have a linux box running Debian Sarge (old I know) and apache 2.0.54. It serves two kinds of files - regular web pages and small images, and a lot of large podcast mp3s. The podcast downloads swamp ...
2
votes
0answers
2k 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
146 views

Rate limiting bots (specific IPs) in NGINX

I would like to rate-limit (but not block) various crawlers. Based on other examples of similar questions, I've come up with this: http { ## 10MB zone, 5 reqs per sec limit_req_zone $limit ...
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0answers
413 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 ...
1
vote
0answers
443 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
166 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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0answers
19 views

HAPRoxy Rate Limiting - Stick-Table Entry Expiration

I've been trying to implement rate limiting for some HTTP POST requests on my website. It works great, except for one detail: the expiration of my entry in my stick-table is always reset to 30 ...
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0answers
28 views

Limiting bandwidth to a specific IP

My question is very similar to http://serverfault.com/a/191605/253872 however I wish not to limit someone on my network, but traffic from my server to a specific IP. In reference to the script in the ...
0
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0answers
25 views

varnish flexible rate limit by api token

I have a REST API requires authentication via OAuth tokens. The tokens have different rate limits (10k, 100k, 1M, unlimited). I currently used for Node.JS with Expressjs and middleware (express ...
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0answers
26 views

iptables — capture pptp connection attempt packets and place into holding pattern

Problem I have a problem of too many simultaneous connection attempts to a vpn server causing all connections to drop. Staggering connection attempts fixes problem. How can I use iptables to do the ...
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0answers
48 views

Rate-limit Apache per IP for a specific page

I would like Apache to redirect to an error page when the number of requests per IP to a specific page (selected with regexp) is above some threshold. What is the simplest way to do that? What module ...
0
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0answers
90 views

delay after 5 requests: rate limits? (and how to disable them)

I'm using the following configuration for my nginx server: upstream django { server unix:///var/www/example.com/django/ws/django.socket; } upstream io_nodes { ip_hash; server 127.0.0.1:8080; ...
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0answers
44 views

How to limit IP address if X amount of connections are made in certain time period?

Is there any solution that I can use in order to limit IP addresses depending on their connection. So in simple terms if a user connect to the site 60 times in a minute then block them for x amount ...
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0answers
95 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 ...
0
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0answers
259 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 ...
0
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0answers
54 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
45 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, ...