[GE users] can't get password entry for user

Ron Chen ron_chen_123 at yahoo.com
Fri Mar 3 15:42:13 GMT 2006


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nanosleep(2) is defined in POSIX and should be available in most
modern OSes.

 -Ron


--- Andy Schwierskott <andy.schwierskott at sun.com> wrote:
> Rayson,
> 
> > The code doesn't give up immediately, but it keeps on
> retrying...
> > isn't it better if it waits a bit after each retry??
> 
> good question - probably it would be a better idea to wait a
> bit. Perhaps it
> wasn't implemented this way because sleep() has a coarse
> granularity and sub
> seconds sleeps require additional effort to be implemented.
> 
> I agree however that error handling is meager. It would be
> better if errno
> were available for the calling functions to allow better error
> logging.
> 
> Andy
> 
> 
> >
> > Rayson
> >
> >
> >
> > On 3/2/06, Andy Schwierskott <andy.schwierskott at sun.com>
> wrote:
> >> As you see from the sge_passwd() code it doesn't give up
> immediately, so the
> >> issue is really in the NFS area.
> >>
> >> Andy
> >>
> >>> Hi Jinal,
> >>>
> >>>       We have seen these messages occasionally in our
> environment.
> >>> They typically indicate very slow
> >>> response from an NIS server, either due to other network
> traffic, or the
> >>> server itself is overloaded for some other reason.
> >>>
> >>> HTH,
> >>>
> >>> Mac McCalla
> >>>
> >>> -----Original Message-----
> >>> From: Jinal Jhaveri [mailto:jajhaveri at lbl.gov]
> >>> Sent: Thursday, March 02, 2006 11:42 AM
> >>> To: users at gridengine.sunsource.net
> >>> Subject: [GE users] can't get password entry for user
> >>>
> >>> Hi All,
> >>>
> >>> From few days, were are seeing following errors for few
> jobs.
> >>>
> >>> can't get password entry for user "kfelkins". Either the
> user does not
> >>> exist or NIS error!
> >>> error reason  453:          can't get password entry for
> user
> >>> "kfelkins". Either the user does not exist or NIS error!
> >>> error reason  454:          can't get password entry for
> user
> >>> "kfelkins". Either the user does not exist or NIS error!
> >>>
> >>> and thus leading the node in error state.
> >>>
> >>> The error doesn't happen for a particular user but
> randomly for various
> >>> users. I didn't get much information from the execd code
> except that
> >>> sge_getpwnam , which in turn calls getpwnam , fails.
> sge_getpwnam
> >>> doesn't specifically tell what error did it receive from
> getpwnam. I saw
> >>>
> >>> several emails in the group, but none of those situation
> apply to us.
> >>> The user is definitely configured correctly on that node
> and this error
> >>> happens only randomly.  Also qconf -suserl does show the
> name of that
> >>> user.
> >>>
> >>> Any help would be sincerely appreciated
> >>>
> >>> thank you
> >>>
> >>>
> >>> --Jinal
> >>>
> >>>
>
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