Re: file descriptor exceeds limit

2015-06-19 Thread Mike Hoskins (michoski)
On 6/19/15, 4:07 PM, "bind-users-boun...@lists.isc.org on behalf of /dev/rob0" wrote: >On Fri, Jun 19, 2015 at 02:55:23PM -0500, I wrote: >> On Thu, Jun 18, 2015 at 11:11:16PM +, >>Mike Hoskins (michoski) wrote: >snip >> Note that connection tracking can be a problem upstream as well, >>

Re: file descriptor exceeds limit

2015-06-19 Thread /dev/rob0
On Fri, Jun 19, 2015 at 02:55:23PM -0500, I wrote: > On Thu, Jun 18, 2015 at 11:11:16PM +, >Mike Hoskins (michoski) wrote: snip > Note that connection tracking can be a problem upstream as well, > for the same reasons as described in the article. I would still > turn off conntrack for UD

Re: file descriptor exceeds limit

2015-06-19 Thread /dev/rob0
On Thu, Jun 18, 2015 at 11:11:16PM +, Mike Hoskins (michoski) wrote: > On 6/18/15, 7:09 PM, "Stuart Browne" > wrote: > > >Just wondering. You mention you're using RHEL6; are you also > >getting messages in 'dmesg' about connection tracking tables being > >full? You may need some 'NOTR

Re: file descriptor exceeds limit

2015-06-19 Thread Mike Hoskins (michoski)
On 6/19/15, 1:16 PM, "bind-users-boun...@lists.isc.org on behalf of Reindl Harald" wrote: >Am 19.06.2015 um 18:44 schrieb Mike Hoskins (michoski): >> I suppose the only way to avoid any "intermediate" firewalls would be to >> place everything you run on a LAN segment hanging directly off your >>

Re: file descriptor exceeds limit

2015-06-19 Thread Reindl Harald
Am 19.06.2015 um 18:44 schrieb Mike Hoskins (michoski): I suppose the only way to avoid any "intermediate" firewalls would be to place everything you run on a LAN segment hanging directly off your router/Internet drop with host based firewalls well, if the router is from Cisco and has NAt ena

Re: file descriptor exceeds limit

2015-06-19 Thread Mike Hoskins (michoski)
On 6/19/15, 5:07 AM, "bind-users-boun...@lists.isc.org on behalf of Matus UHLAR - fantomas" wrote: >>On 6/18/15, 7:09 PM, "Stuart Browne" >>wrote: >>>Just wondering. You mention you're using RHEL6; are you also getting >>>messages in 'dmesg' about connection tracking tables being full? You >>

Re: file descriptor exceeds limit

2015-06-19 Thread Matus UHLAR - fantomas
On 6/18/15, 7:09 PM, "Stuart Browne" wrote: Just wondering. You mention you're using RHEL6; are you also getting messages in 'dmesg' about connection tracking tables being full? You may need some 'NOTRACK' rules in your iptables. On 18.06.15 23:11, Mike Hoskins (michoski) wrote: Just follow

Re: file descriptor exceeds limit

2015-06-18 Thread Mike Hoskins (michoski)
Inline... On 6/18/15, 9:22 AM, "Cathy Almond" wrote: >On 18/06/2015 12:00, Matus UHLAR - fantomas wrote: >> On 17.06.15 22:39, Shawn Zhou wrote: >>> BIND on my resolvers reaches the max open file limit and I am getting >>> lots >>> of SERVFAILs >>> http://pastebin.com/SxRsHLff >> >>> After I i

Re: file descriptor exceeds limit

2015-06-18 Thread Mike Hoskins (michoski)
On 6/18/15, 7:09 PM, "Stuart Browne" wrote: >Just wondering. You mention you're using RHEL6; are you also getting >messages in 'dmesg' about connection tracking tables being full? You may >need some 'NOTRACK' rules in your iptables. Just following along, for the record... On our side, iptabl

RE: file descriptor exceeds limit

2015-06-18 Thread Stuart Browne
ies from your system and notify us immediately. -Original Message- From: bind-users-boun...@lists.isc.org [mailto:bind-users-boun...@lists.isc.org] On Behalf Of Mike Hoskins (michoski) Sent: Friday, 19 June 2015 2:28 AM To: Matus UHLAR - fantomas; bind-users@lists.isc.org Subject: Re: file

Re: file descriptor exceeds limit

2015-06-18 Thread Mike Hoskins (michoski)
Inline...responding to each of these including Kathy's soon (thanks to the community for the responses). Following with interest as we've seen this for awhile, though we are possibly a special case which I'll describe more in another response. On 6/18/15, 7:00 AM, "Matus UHLAR - fantomas" wrote

Re: file descriptor exceeds limit

2015-06-18 Thread Cathy Almond
On 18/06/2015 12:00, Matus UHLAR - fantomas wrote: > On 17.06.15 22:39, Shawn Zhou wrote: >> BIND on my resolvers reaches the max open file limit and I am getting >> lots >> of SERVFAILs >> http://pastebin.com/SxRsHLff > >> After I increased the max-socks (-s 8192) to 8192, I no longer saw the >>

Re: file descriptor exceeds limit

2015-06-18 Thread Matus UHLAR - fantomas
On 17.06.15 22:39, Shawn Zhou wrote: BIND on my resolvers reaches the max open file limit and I am getting lots of SERVFAILs http://pastebin.com/SxRsHLff After I increased the max-socks (-s 8192) to 8192, I no longer saw the file limit error from the log anymore; however, I am still many SERVF