Hi Greg, I'm glad what I'm not the only one having this issue. Currently i've not more information that are not already mention in this mail thread.
But do you have a link to the ticket you have created? /Søren ________________________________ From: Greg Rivers <gcr+bind-us...@tharned.org> Sent: Friday, May 8, 2020 04:03 To: Søren Andersen <s...@stofa.dk> Cc: bind-users@lists.isc.org <bind-users@lists.isc.org> Subject: Re: Bind suddenly starts responding clients with servfail [EXTERNAL MAIL] On Monday, 27 April 2020 03:59:39 CDT Søren Andersen wrote: > I'm running a few BIND servers, but lately one of my servers suddenly starts > responding to clients with servfail for every request from the clients, and > BIND doesn't respond to the rndc or statistics interface anymore. > > My logs for client-channel show me this: > 25-Apr-2020 21:52:04.501 client @XX XX.37#2921 (google.dk): no more > recursive clients (1000/900/1000): quota reached > > I've removed all the dns traffic from the server, and the quota is still > reached after 6+ hours? > > Do you guys have some clue what all this is about? - Or any suggestions > where to look for any further information? > > I'm running BIND 9.16.1 on CentOS 7: > I've had the very same thing happen twice in the past two weeks on different production recursive servers running BIND 9.16.2 on FreeBSD. I've opened a ticket with ISC, and they are looking into it. Can you share any additional information that might aid troubleshooting? If anyone else experiences this, please report it. -- Greg
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