On Fri, 12 Jan 2007 11:46:22 -0800 (PST) Christoph Lameter <[EMAIL PROTECTED]> wrote:
> > While the softlockups and the like went away by enabling interrupts during > > spinning, as mentioned in http://lkml.org/lkml/2007/1/3/29 , > > Andi thought maybe this is exposing a problem with zone->lru_locks and > > hence warrants a discussion on lkml, hence this post. Are there any > > plans/patches/ideas to address the spin time under such extreme conditions? > > Could this be a hardware problem? Some issue with atomic ops in the > Sun hardware? I'd assume so. We don't hold lru_lock for 33 seconds ;) Probably similar symptoms are demonstrable using other locks, if a suitable workload is chosen. Increasing PAGEVEC_SIZE might help. But we do allocate those things on the stack. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/