Re: [Pdns-users] pdns-recursor metrics review and tuning advice request

2025-05-07 Thread Scott Crace via Pdns-users
Otto, It took me a while to come back to this but I made changes as per your suggestions shortly after your last reply. - I reverted the max-negative-ttl to default. Performance seems markedly improved. - I removed the lua so no drops will occur and many server clients seem much happier. - I've

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread frank--- via Pdns-users
> On 7 May 2025, at 17:03, Nacho Oppo wrote: > > Hi Frank. > > Another option I considered is creating a program that modifies the > /etc/hosts files. With resolv.conf pointing to the internet and the > nsswitch with host as file and dns, I'd have it solved. The only thing > I need to implemen

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread Brian Candler via Pdns-users
On 07/05/2025 15:16, Nacho Oppo wrote: I believe I may not have explained the scenario clearly in my previous messages. Let me try to clarify it with a simplified example, which might better illustrate the situation: * I have a server *A* with IP address *dirip-A*. When this server

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread frank--- via Pdns-users
> On 7 May 2025, at 16:19, Nacho Oppo wrote: > > Hi, Frank > > > I believe I may not have explained the scenario clearly in my previous > messages. Let me try to clarify it with a simplified example, which might > better illustrate the situation: > > I have a server A with IP address dirip

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread frank--- via Pdns-users
Hi Nacho, How "static" is the list of domains which need to resolve locally? Updated sub-second? Once every minute? Once every hour? I would not use pdns-recursor at all. I would let dnsdist be the first point of entry, with 2 pools: a "auth" pool and a resolver pool. Add the pdns-auth (with M

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread Nacho Oppo via Pdns-users
Thanks William, I answer you between the lines 1. This is bad practice. It may be a bad practice, but it is the chosen one and it is the one that I hope will give me the approval. 2. The goal of an assignment can’t be to have someone else do it for you. What’s the point? I am clear that it h

[Pdns-users] PowerDNS Authoritative Server 4.9.5

2025-05-07 Thread Miod Vallat via Pdns-users
Today, we are releasing a new version of the PowerDNS Authoritative Server. This 4.9.5 version carries a few bug fixes, as well as a performance optimization in the LMDB backend which will greatly improve database performance when performing a lot of record updates (we’re talking thousands per sec

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread Brian Candler via Pdns-users
On 07/05/2025 09:04, Nacho Oppo via Pdns-users wrote: The goal is to configure PowerDNS so that it first checks an A record in a MySQL backend, and if the record is not found o if database does´not respond, it should forward the query to an external DNS server, such as Google’s (8.8.8.8). Fir

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread William Edwards via Pdns-users
1. This is bad practice. 2. The goal of an assignment can’t be to have someone else do it for you. What’s the point? 3. What have you tried? “It doesn’t work” doesn’t indicate any effort. 4. Should a Computer Science assignment really be this high-level? William Edwards > Op 7 mei 2025 om 10:0

Re: [Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread frank--- via Pdns-users
> On 7 May 2025, at 10:04, Nacho Oppo via Pdns-users > wrote: > > The goal is to configure PowerDNS so that it first checks an A record in a > MySQL backend, and if the record is not found o if database does´not respond, > it should forward the query to an external DNS server, such as Google’

[Pdns-users] Request for Help with PowerDNS + Recursor Configuration for Final Year Project

2025-05-07 Thread Nacho Oppo via Pdns-users
Dear "PowerDNS MailGroup", My name is Nacho, and I am a university student currently studying Computer Science. I’m working on my final-year project, which involves setting up a system that allows resolution of personal names using PowerDNS. The goal is to configure PowerDNS so that it first chec