Messages in this thread | | | Date | Mon, 1 Mar 2010 09:37:24 -0800 | Subject | Re: New thread: page allocation failure with E1000 (seems to be reproducible) | From | Jesse Brandeburg <> |
| |
in the future please copy netdev@vger.kernel.org on networking issues.
On Mon, Mar 1, 2010 at 9:34 AM, Richard Hartmann <richih.mailinglist@gmail.com> wrote: > Hi Jesse, > >> the memory allocation (order:0), while unexpected, are not fatal, and >> the e1000 driver is written to handle the failures during allocation. >> >> Does something else happen to the system after this or does operation continue? > > I can not be sure, but I _think_ some bogus data made it into userspace. > I did have some binary in a text string I received & logged, which is a > tad unusual.
hm, if that did occur it would be bad. But it does sound like operation continued, which is good.
>> You might be able to try the sysctl tweak to reserve a little more >> memory for driver allocations. >> # sysctl vm.min_free_kbytes >> # sysctl -e vm.min_free_kbytes=<double what you have> > > I will try that, thanks. > > >> have you increased the number of rx/tx descriptors in use by e1000? > > No. Should I?
I wouldn't recommend it if you're already having issues getting order:0 allocations, it would just make the problem worse. I wanted to make sure you were not.
Jesse
| |