Messages in this thread | | | Date | Sat, 10 May 2008 00:11:24 +0200 | From | Alejandro Riveira Fernández <> | Subject | Re: how to empty buffers/cache? |
| |
El Fri, 09 May 2008 21:49:47 +0000 Soeren Sonnenburg <kernel@nn7.de> escribió:
> Dear all, > > I am trying to perform some benchmarks that involve reading the same big > file a couple of times from disk. However I would want to make sure that > the file is not buffered/cached by the kernel when I read the file a > second/third/etc time. > > Is there a way (except rebooting/unmounting the disk) to clear the > buffers?
echo 3 > /proc/sys/vm/drop_caches IIRC
> > Thanks, > Soeren > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |