Messages in this thread | | | Subject | Re: statistics of filesystem-journal usage | From | Kalpak Shah <> | Date | Fri, 11 May 2007 19:54:26 +0530 |
| |
On Fri, 2007-05-11 at 16:00 +0200, Folkert van Heusden wrote: > Hi, > > Maybe it is a nice idea to export statistics on the usage of a journal > of a filesystem as well. That way one can more easy see if it would help > to put a journal on an other harddisk.
There is a patch posted on linux-ext4 which maintains the journal statistics such as transaction sizes and their lifetimes. These stats are provided through procfs and can only be used with ext4 since ext2/3 still use the jbd layer.
You can see the patch here: http://lists.openwall.net/linux-ext4/2007/04/02/6
- Kalpak. > > > Folkert van Heusden >
- 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/
| |