Applications looking up the own computer name are blocked for several seconds

Clemens Eisserer linuxhippy at gmail.com
Sat Nov 23 23:07:57 UTC 2013


Hi Sam,

> Actually, according to your stacktrace below, the DNS lookup is for
> "user-pc.3.home".
>
> What happens when you execute

I get the usual lag (~5s) and after this the following output:

[ce at user-pc ~]$ dig user-pc.3.home a
; <<>> DiG 9.9.3-rl.13207.22-P2-RedHat-9.9.3-5.P2.fc19 <<>> user-pc.3.home a
;; global options: +cmd
;; Got answer:
;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 15712
;; flags: qr rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0

;; QUESTION SECTION:
;user-pc.3.home.            IN    A

;; AUTHORITY SECTION:
.            3600    IN    SOA    a.root-servers.net.
nstld.verisign-grs.com. 2013112301 1800 900 604800 86400

;; Query time: 4301 msec
;; SERVER: 192.168.1.1#53(192.168.1.1)
;; WHEN: Sat Nov 23 14:53:06 EST 2013
;; MSG SIZE  rcvd: 107

Regards, Clemens


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