[dnsdist] Obscene amount of drops

[bert hubert]

On Wed, Jan 06, 2016 at 12:03:39PM -0600, Miguel Miranda wrote:
> I installed dnsdist 1.x in CentOS 6 using your repositories:

Hi Miguel,

You can get the latest packages from https://repo.powerdns.com/ . These
should be better in many ways than 1.0.0-alpha.

	Bert

> 
> [root at dns2 cron.d]# rpm -qa|grep dnsdist
> dnsdist-1.0.0-0.1.alpha1.1pdns.el6.x86_64
> 
> 
> Apparently i dont have topSlow() function:
> 
> > grepq("3000ms")
> Time    Client                                          ID
> Name                      Type  Lat. TC RD AA Rcode
> 
> > topSlow()
> Error: [string "topSlow()"]:1: attempt to call global 'topSlow' (a nil
> value):
> 
> 
> 
> 
> 
> On Wed, Jan 6, 2016 at 11:54 AM, bert hubert <bert.hubert at netherlabs.nl>
> wrote:
> 
> > On Wed, Jan 06, 2016 at 11:24:20AM -0600, Miguel Miranda wrote:
> > > Hello to all, i have just discovered this great dnsdist package, im
> > testing
> > > it with a resolver serving several thousands cablemodems, i configured
> > two
> > > resolver instances, pdns-recursor and unbound. Using a simple
> > configuration:
> >
> > Hi Miguel,
> >
> > Before you subscribed we posted this on Monday:
> > http://mailman.powerdns.com/pipermail/dnsdist/2016-January/000052.html
> >
> > This may be helpful to determine what is getting dropped.
> >
> > Please let us know!
> >
> >         Bert
> >
> > >
> > > controlSocket("0.0.0.0")
> > > webserver("0.0.0.0:8083", "J4s0n2015")
> > > addLocal("127.0.0.1:53")
> > > setKey("MXNeLFWHUe4363BBKrY06cAsH8NWNb+Se2eXU5+Bb74=")
> > > carbonServer("37.252.122.50", "J4s0nDNSDIST", 30)
> > >
> > > warnlog(string.format("Script starting %s", "up!"))
> > >
> > > -- define the good servers
> > > newServer {address="127.0.0.1:5353", name="unbound"}
> > > newServer {address="127.0.0.1:5454", name="pdns-recursor"}
> > >
> > > What i just discovered after ruuning dnsdistis a obscene amount of
> > drops, i
> > > am not clear about what is the meaning of this, are server fail errors?,
> > > timeouts?, etc.
> > > What do you recommend me to check?
> > > Because of this im running  recursor instances with trace on but i dont
> > see
> > > any droping packet error.
> > >
> > > > showServers()
> > > #   Name                 Address                       State     Qps
> > > Qlim Ord Wt    Queries   Drops Drate   Lat Pools
> > > 0   unbound              127.0.0.1:5353                   up    57.0
> > > 0   1  1    6219959   93631   1.0 119.9
> > > 1   pdns-recursor        127.0.0.1:5454                   up    74.0
> > > 0   1  1    3736215  250433   2.0 228.8
> > > All
> > > 129.0                   9956174  344064
> >
> > > _______________________________________________
> > > dnsdist mailing list
> > > dnsdist at mailman.powerdns.com
> > > http://mailman.powerdns.com/mailman/listinfo/dnsdist
> >
> >

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