Messages in this thread | | | Date | Tue, 7 Oct 2003 08:29:44 -0600 | From | Andreas Dilger <> | Subject | Re: Can dbench be used for benchmarking fs? |
| |
On Oct 07, 2003 16:42 +0400, E. Gryaznova wrote: > I use dbench for benchmarking the file systems and some results are > suspicious for me. > : > : > : > As the result: the measuring deviation is equal = 23.4062 - 15.7005 = > 7.7057 or about ~38% from average value. > > So, I have 2 questions : > 1. Is there a way to avoid such big deviations on measuring a file > systems throughput and to get more stable results? > 2. Can dbench be used for benchmarking the file systems and if it is so > -- what is the predictable error on the measuring?
Dbench is not a good filesystem benchmark, because it deletes all of the files at the end. Use something else for the filesystem benchmark - there are lots of them (bonnie, iozone, mongo, etc).
Cheers, Andreas -- Andreas Dilger http://sourceforge.net/projects/ext2resize/ http://www-mddsp.enel.ucalgary.ca/People/adilger/
- 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/
| |