Re: 1st character change in file takes forever

[Michael Powe <michael+gnus@trollope.org>]

>>>>> "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?

mp

-- 
Michael Powe					Waterbury, CT
-------------------------------------------------------------
"The most likely way for the world to be destroyed, most experts
agree, is by accident.  That's where we come in.  We're computer
professionals.  We cause accidents."  -- Nathaniel Borenstein