Re: [squid-users] Bizarrely slow, timing out DNS only via Squid 😖

2016-03-02 Thread Dan Charlesworth
Here we go: # time dig -x 10.100.128.1 ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.37.rc1.el6_7.6 <<>> -x 10.100.128.1 ;; global options: +cmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 11319 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 ;; QUESTION SECT

Re: [squid-users] Bizarrely slow, timing out DNS only via Squid 😖

2016-03-02 Thread Eliezer Croitoru
can you try the next command: dig -x 10.100.128.1 Eliezer On 03/03/2016 08:04, Dan Charlesworth wrote: Like this: # time nslookup httpbin.org Server: 192.231.203.3 Address:192.231.203.3#53 Non-authoritative answer: Name: httpbin.org Address: 54.175.222.246 real0m0.026s

Re: [squid-users] Bizarrely slow, timing out DNS only via Squid 😖

2016-03-02 Thread Dan Charlesworth
Like this: # time nslookup httpbin.org Server: 192.231.203.3 Address:192.231.203.3#53 Non-authoritative answer: Name: httpbin.org Address: 54.175.222.246 real0m0.026s user0m0.001s sys 0m0.004s # time dig httpbin.org ; <<>> DiG 9.8.2rc1-RedHat-9.8.2-0.37.rc1.el6_7

Re: [squid-users] Bizarrely slow, timing out DNS only via Squid 😖

2016-03-02 Thread Eliezer Croitoru
Hey Dan, What dig+nslookup queries did you tested for? Eliezer On 03/03/2016 07:39, Dan Charlesworth wrote: Right now we have 1 squid box (out of a lot), running 3.5.13, which does something like this for every request, taking about 10 seconds: 2016/03/03 16:30:48.883 kid1| 78,3| dns_interna