Eloy A. Paris wrote: > > Same here: "who" takes quite a bit of time to run because it seems to be > trying to do a reverse DNS lookup. There is something strange here > because I have a local named process that serves my IN-ADDR.ARPA zone > so reverse lookups should be local and that should be pretty fast. > > Anyone has any ideas of what's going on with "who"? > > Thanks, > > E.- > > Donovan Baarda <[EMAIL PROTECTED]> wrote: > > : I am using bind as a caching name server and have found that it seems to > : be very slow when doing reverse DNS lookups. In particular, it seems to be > : only caching them for about 5 minutes, and is very slow (up to 2 minutes) > : when it is not in the cache. It first showed up when using "who" with > : people telnet connected. "Who" likes to show the hostname telneted from. > > : Another thing interesting is the hostnames that are being looked up are in > : my /etc/hosts file, but still take ages. An strace of who shows that "who" > : is doing something with the hosts file, and then trying "named" and timing > : out and retrying a few times before it completes. There is nothing > : reported in my logs.
Ditto here. I just upgraded our main office's slakware machine to Debian 1.3.1 and got complaints right away about "who" slowness. -- Jens B. Jorgensen [EMAIL PROTECTED] -- TO UNSUBSCRIBE FROM THIS MAILING LIST: e-mail the word "unsubscribe" to [EMAIL PROTECTED] . Trouble? e-mail to [EMAIL PROTECTED] .