Messages in this thread | | | Date | Tue, 14 Jul 2009 10:50:02 -0700 | Subject | Re: [PATCH 3/3] Quick vmalloc vs kmalloc fix to the case where array size is too large | From | Paul Menage <> |
| |
On Tue, Jul 14, 2009 at 10:47 AM, Dave Hansen<dave@linux.vnet.ibm.com> wrote: > > How big were those allocations that were failing? The code made it > appear that order-2 (PAGE_SIZE*4) allocations were failing. That's a > bit lower than I'd expect the page allocator to start failing.
I think it depends on how much fragmentation you've got.
We've seen it fail for cpusets with (I guess) hundreds or thousands of threads.
Paul -- 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/
| |