Re: [dnsdist] clearing counters?

2019-07-11 Thread bert hubert
On Thu, Jul 11, 2019 at 12:11:44PM -0400, Jonathan Reed wrote: > Is there a way to clear counters for all statistics without restarting the > server? Not that I know of. Some counters are actually calculated so it isn't straightforward for us to zero them either. Sorry! Bert

Re: [dnsdist] Number of Actions

2019-04-15 Thread bert hubert
On Mon, Apr 15, 2019 at 08:39:30PM +0200, Klaus Darilion wrote: > Hello! > > Is there a max number of actions, before there might be performance > problems? Yes. The design goal is not to have hundreds of rules, but to have fewer, more powerful rules. For example, in your case, you can do:

Re: [dnsdist] dnsdist capacity

2018-11-13 Thread bert hubert
> How many the same backend servers I can use (your reccomendation for a lot of > qps)? > > Could you explain more information about the 'sockets' parameter on the > 'newServer()' . Is it mean 'reuseport'? > Thank you for your support! "sockets" increases the number of connections to the same

Re: [dnsdist] can dns responses be changed or suppressed ( E.g. suppress A records for all internal IPs) ?

2018-06-11 Thread bert hubert
On Mon, Jun 11, 2018 at 10:09:55AM +0200, Remi Gacogne wrote: > > In short: I'd like to suppress e.g. any A record that contains internal > > IPs from the private IP space in order to hide internal topology better > > from outside clients without the need to run and maintain multiple > > instances

Re: [dnsdist] Cache, chrome and dns tunneling

2018-05-05 Thread bert hubert
On Thu, May 03, 2018 at 12:25:28PM -0300, Nico wrote: > We have a bunch of resolvers (unbound and pdns resolver). > And cache, because mobile users only ask for google, facebook and twitter > :-) > cache = newPacketCache(100, 86400, 0, 60, 60) Hi Nico - thanks

Re: [dnsdist] Latency value under showServers()

2018-03-19 Thread bert hubert
sues/new Thanks! > > > Nigel. > > On 19 March 2018 at 11:39, bert hubert <bert.hub...@powerdns.com> wrote: > > > On Mon, Mar 19, 2018 at 11:30:08AM +, Nigel H wrote: > > > I'm seeing a discrepancy when i run showServers() in dnsdist. Our > > inte

Re: [dnsdist] Latency value under showServers()

2018-03-19 Thread bert hubert
On Mon, Mar 19, 2018 at 11:30:08AM +, Nigel H wrote: > I'm seeing a discrepancy when i run showServers() in dnsdist. Our internal > pool of dns servers appears correct and monitoring shows the odd spike in > latency but our external pool (opendns) seems to just keep increasing in > value.

[dnsdist] Meltdown impact on PowerDNS/dnsdist

2018-01-06 Thread bert hubert
Hi everybody, We have done some very tentative measurements on the Linux Meltdown workaround & impact on DNS performance. Based on very early measurements we see around a 10% impact in queries per second for a UDP heavy workload. In addition, one largescale user of PowerDNS Authoritative

[dnsdist] PowerDNS End-of-Year post

2017-12-29 Thread bert hubert
HTML version with clickable links: https://blog.powerdns.com/2017/12/29/powerdns-end-of-year-post-thank-you/ Greetings! 2017 has been a great year for PowerDNS and Open-Xchange. In this post, we want to thank everyone that contributed, and highlight some specific things we are happy about. *

[dnsdist] query multiplication for enhanced reliability, response times

2017-11-20 Thread bert hubert
Hello everyone, As the dnsdist installed base grows (a recent large addition is 'quad9.net', https://arstechnica.com/information-technology/2017/11/new-quad9-dns-service-blocks-malicious-domains-for-everyone/ ) we are getting more and more requests for something we previously did not want to do:

Re: [dnsdist] showConfig()?

2017-10-06 Thread bert hubert
On Fri, Oct 06, 2017 at 04:12:51PM +, Summers, William wrote: > I'm testing dnsdist in preproduction, and I am really impressed, thank you > for all the work. Thank you! > I'm wondering if there is a showConfig() style command- similar to a > network device that will dump the current

Re: [dnsdist] modify response ip address

2017-08-01 Thread bert hubert
On Wed, Aug 02, 2017 at 12:19:35AM +0300, Александр wrote: > Hello everyone. > I've read documentation, but, not being very familiar with lua, didn't get > some parts of it. And didn't find examples in documentation about modifying > response packets based on their contents. This is correct. For

Re: [dnsdist] Trafic redirect via ports

2017-03-23 Thread bert hubert
On Thu, Mar 23, 2017 at 09:51:09AM +0100, Thibaud Dublé wrote: > The first idea was to send traffic to the other dnsdist for "pool1" on port > 5353 and traffic for "pool2" on port 5354, > but it looks like it is impossible to add Pool Rules to a specific IP:port. Hi Thibaud, I am a bit

Re: [dnsdist] ACL monitoring / Latency

2017-03-20 Thread bert hubert
On Mon, Mar 20, 2017 at 09:54:40PM +, Daniel Oakes wrote: > Hi there, Morning Daniel, greetings from Monday! > Just wondering if there's any way of monitoring the ACL Drops at all - I > couldn't figure out a way. Not from within dnsdist right now, although it is an interesting idea. What

[dnsdist] PowerDNS Year 2016 in review

2016-12-27 Thread bert hubert
Hi everyone, We just posted "PowerDNS: 2016 in review" in our blog, https://blog.powerdns.com/2016/12/27/powerdns-2016-in-review/ Text version, which lacks clickable links, is below. But for best results, try the blog! As 2016 draws to a close, we’d like to share a few words on what has been