Samba write performance anomaly
Tim Potter
tpot at samba.org
Thu May 25 21:00:36 GMT 2000
J. Robert von Behren writes:
> I've actually just started doing some profiling of Samba performance
> under Linux. I haven't gathered any interesting results yet, but I have
> put together a patch to make turning on profiling easier. In all, the
> patch does the following:
>
> * registers a function with atexit() to twidle filenames, and prevent
> the various smbd processes from overwriting each other's gmon.out files.
> * Adjusts the configure.in and Makefile.in files to include profiling
> * adds a --with-gprof-support option to configure, to allow this to
> be turned on and off.
>
> I'd like to submit the patch for inclusion in the main source tree (it
> is pretty unobtrusive ;-). Is there a standard way that the Samba
> community usually does this?
Either post to samba-technical or I think samba bugs. I was
doing some profiling the other and was annoyed by the whole
gmon.out overwriting thing.
If they are too big send them to me and I'll take a look at
merging them into HEAD/TNG.
> P.S. I'm planning on instrumenting the Linux kernel with SGI's kernel
> profiling patches, so I can monitor kernel activity under Samba. I'll
> post any interesting findings to the list.
Please do!
Regards,
Tim.
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