Re: BIND 9.10 fast only on alias IP

2019-05-22 Thread Klaus Darilion
Am 20.05.2019 um 20:16 schrieb Ict Security: How could i increase the number of socket on a single IP address, since Bind is working perfectly on the secondary address, when the first one is stucked? If the incoming traffic is bursty it may happen that the receive queue of the socket is full

Re: BIND 9.10 fast only on alias IP

2019-05-20 Thread Ict Security
Dear Mukund, thank you for the excellent reply, really. In fact, it is very strange. In the same machine, and same Bind daemon, when incoming queries increase and bottlenecks become visible, is i try to query an alias IP it respond immediately. Bind doesn't seem to be the problem but, as you

Re: BIND 9.10 fast only on alias IP

2019-05-20 Thread Mukund Sivaraman
On Mon, May 20, 2019 at 10:06:09AM +0200, Ict Security wrote: > Dear guys, > > i am experiencing a very strange beahviour of Bind under busy peak time. > > With a quite important number of incoming DNS queries, response are > really, really slow; > sometimes they even stuck. > > If i try to

BIND 9.10 fast only on alias IP

2019-05-20 Thread Ict Security
Dear guys, i am experiencing a very strange beahviour of Bind under busy peak time. With a quite important number of incoming DNS queries, response are really, really slow; sometimes they even stuck. If i try to query, in those busy moments, an alias secondary IP address of the same machine,