Re: 1st character change in file takes forever

[David Klein <dklein@bloombergREMOVETHISPART.com>]

Michael Powe <michael+gnus@trollope.org> writes:

> >>>>> "David" == David Klein <dklein@bloombergREMOVETHISPART.com> writes:
> 
>     David> Barry Margolin <barmar@genuity.net> writes:
>     >> In article <m08yyodagg.fsf@bloombergREMOVETHISPART.com>, David
>     >> Klein <dklein@bloombergREMOVETHISPART.com> wrote: >When I first
>     >> try to insert a character into a buffer that is >associated
>     >> with a file on disk, the insert takes close to a minute!
> 
>     >> During that first change, Emacs checks whether someone else has
>     >> modified the file, and also checks for a lock file.  For some
>     >> reason, these checks are taking a long time.  Try doing a
>     >> system call trace to see what it's doing during that time.
> 
>     David> Assuming by "a system call trace" you meant the strace
>     David> function, I did the following:
> 
>     >> emacs junk1& strace -c -f -ff -o emacs_trace -q -r -t -T -p1238
>     David> (1238 was the pid of emacs. After running the strace
>     David> command, I pressed the spacebar once in emacs. When it
>     David> finally inserted the space into the buffer, I ^C'ed the
>     David> strace).
>     >> cat emacs_trace
>   
> [ ... ]
> 
>     David> I have no idea how to continue, besides the fact that
>     David> 255963 read syscalls seems slightly on the high side for
>     David> inserting a single character. Any ideas how to continue?
> 
> are you on a network?  if so, does this behavior continue if you
> disconnect the machine from the network?

I am indeed on a network. I disconnected the ethernet cable and
rebooted. The problem still exists. It is possible that I need to
change some configuration files, but I don't know which ones. I am
running a modified redhat-release-6.0-1 version of linux.

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