Messages in this thread | | | Date | Sat, 30 Nov 2002 15:45:41 +0100 | From | "J.A. Magallon" <> | Subject | Re: [PATCHSET] Linux 2.4.20-jam0 |
| |
On 2002.11.30 Andrew Morton wrote: >"J.A. Magallon" wrote: >> >> - Orlov inode allocator for 2.4 > >The Orlov allocator in 2.5 has caused a tremendous performance regression >in dbench-on-ext3/ordered-on-scsi. > >I don't know why yet - I doubt if it's due to the allocator itself - more >likely an IO scheduling bug in ext3, or a bug in the 2.5 elevator. > >There is no such regression on IDE - presumably write caching is covering >up the problem. >
Is there any way I can test that ? I have all scsi drives and can for example remount with 'orlov' or 'oldalloc'...
>So that's something to watch out for. > >(where did your Orlov patch from? All the tabs are mangled) >
See the other answer to previous message...
>You'll need to port this missing bit, which provides the `oldalloc' >and `orlov' mount options. >
Thanks, I will add it... BTW, who puts names to options ? Wouldn't be more intuitive to add options like 'ialloc_std' or 'ialloc_orlov' ? Too late to change this ?
TIA
-- J.A. Magallon <jamagallon@able.es> \ Software is like sex: werewolf.able.es \ It's better when it's free Mandrake Linux release 9.1 (Cooker) for i586 Linux 2.4.20-jam0 (gcc 3.2 (Mandrake Linux 9.1 3.2-4mdk)) - 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/
| |