[comp.protocols.time.ntp] ntpd -> AIX/370 on a 3090

J.Crowcroft@cs.ucl.ac.uk (Jon Crowcroft) (03/21/91)

has anyone done an AIX/370 port of ntp (else i shall have to do one:-(

thanks

jon 

whaley@elbo.ucs.ubc.ca (Paul Whaley) (03/28/91)

In article <1513@ucl-cs.uucp>, J.Crowcroft@cs.ucl.ac.uk (Jon Crowcroft) writes:
|> 
|> 
|> has anyone done an AIX/370 port of ntp (else i shall have to do one:-(
|> 
|> thanks
|> 
|> jon 

There's not much point in trying until IBM fixes the bugs in adjtime. Both the
unix ntp implementations (ntp from louie.udel.edu and xntp) compile fairly
easily on AIX/370, but the errors in adjtime defeat the timekeeping - we had 
our clock 90 minutes slow at one point. While awaiting IBM's fix, we run
ntpdate every hour.
-- 
Paul Whaley                     | Internet: whaley@ucs.ubc.ca
University Computing Services   |   Bitnet: USERWHAL@UBCMTSG
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rees@pisa.citi.umich.edu (Jim Rees) (03/29/91)

In article <1991Mar27.180231.1269@unixg.ubc.ca>, whaley@elbo.ucs.ubc.ca (Paul Whaley) writes:

  There's not much point in trying until IBM fixes the bugs in adjtime. Both the
  unix ntp implementations (ntp from louie.udel.edu and xntp) compile fairly
  easily on AIX/370, but the errors in adjtime defeat the timekeeping - we had 
  our clock 90 minutes slow at one point. While awaiting IBM's fix, we run
  ntpdate every hour.

We find that the clock on our 3090 is very stable, and once a day is plenty.
Don't forget to give ntpdate the '-b' flag.  Also note that if you have
several AIX systems on a single machine with VM, each one keeps a separate
clock so each one needs ntpdate.