Re: File Descriptor limit and malfunction bind

2010-01-05 Thread Imri Zvik
On Sunday 03 January 2010 16:36:06 Ram Akuka wrote: i have a high load DNS server running bind 9.4.3 on RH - yesterday we experienced a problem with the bind  (the bind froze) , and when looking at the logs i saw the following error : named error: socket: file descriptor exceeds limit

9.4.3 oddities

2010-01-05 Thread Imri Zvik
Hi, We've recently upgraded our caching servers to 9.4.3-P4/P3 (2 of them running 9.4.3-P4 and 2 running 9.4.3-P3). Few days ago I've noticed something strange - When the server is loaded, some queries randomly fails (SERVFAIL). It seems that only queries for which the answer is NOT cached are

Re: 9.4.3 oddities

2010-01-06 Thread Imri Zvik
On Wednesday 06 January 2010 11:56:13 Cathy Almond wrote: Do you use any of the following in your configuration: transfer-source transfer-source-v6 notify-source notify-source-v6 query-source query-source-v6 No :) my configuration is '*source*' free, And anyhow, even if I had it in my

Re: 9.4.3 oddities

2010-01-06 Thread Imri Zvik
On Wednesday 06 January 2010 12:49:46 Cathy Almond wrote: That's what I think is possibly happening in your case - one potential contributing factor being the configuration settings I suggested you check for.  Somewhat obscure - sorry :-/ No need to be sorry - thank you for taking the time to

RE: Unable to query the nameserver

2010-10-04 Thread Imri Zvik
You should first verify that you see the packets arriving to ns1.example.de - tcpdump should do the work. Then, enable the query log and ensure that BIND sees the query. Again, the logs are your friends. -Original Message- From: Dotan Cohen [mailto:dotanco...@gmail.com] Sent: Monday,