Re: [PATCH 2/2 -mm] fault-injection: lightweight code-coverage maximizer

2006-11-29 Thread Don Mullis
On Wed, 2006-11-29 at 11:37 +0900, Akinobu Mita wrote: > On Tue, Nov 28, 2006 at 12:14:36PM -0800, Don Mullis wrote: > > First, waiting a few seconds for the standard FC-6 daemons to wake up. > > Then, Xemacs and Firefox. Not tested on SMP. > > Is it failslab or fail_page_alloc ? Usually failsla

Re: [PATCH 2/2 -mm] fault-injection: lightweight code-coverage maximizer

2006-11-28 Thread Akinobu Mita
On Tue, Nov 28, 2006 at 12:14:36PM -0800, Don Mullis wrote: > First, waiting a few seconds for the standard FC-6 daemons to wake up. > Then, Xemacs and Firefox. Not tested on SMP. Is it failslab or fail_page_alloc ? > > This doesn't maximize code coverage. It makes fault-injector reject > > any

Re: [PATCH 2/2 -mm] fault-injection: lightweight code-coverage maximizer

2006-11-28 Thread Don Mullis
On Tue, 2006-11-28 at 18:18 +0900, Akinobu Mita wrote: > On Mon, Nov 27, 2006 at 11:51:30PM -0800, Don Mullis wrote: > > Upon keying in > > echo 1 >probability > > echo 3 >verbose > > echo -1 >times > > a few dozen stacks are printk'ed, then system responsiveness > > recovers to normal.

Re: [PATCH 2/2 -mm] fault-injection: lightweight code-coverage maximizer

2006-11-28 Thread Akinobu Mita
On Mon, Nov 27, 2006 at 11:51:30PM -0800, Don Mullis wrote: > Allow all non-unique call stacks, as judged by pushed sequence of EIPs, > to be to be ignored as failure candidates. > > Upon keying in > echo 1 >probability > echo 3 >verbose > echo -1 >times > a few dozen stacks are

[PATCH 2/2 -mm] fault-injection: lightweight code-coverage maximizer

2006-11-27 Thread Don Mullis
Allow all non-unique call stacks, as judged by pushed sequence of EIPs, to be to be ignored as failure candidates. Upon keying in echo 1 >probability echo 3 >verbose echo -1 >times a few dozen stacks are printk'ed, then system responsiveness recovers to normal. Similarly,