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On Mon, Nov 20, 2006 at 11:24:22AM -0800, Don Mullis wrote: > > This test is a little intentional. > > (Normal I/O may fail, but journal commit I/O doesn't fail) > > I'm not sure in what sense the test could be called "intentional". Because make_fault_request just injects failures randomly. there is no difference between normal I/O and journal commit I/O. The problem is the make_fault_request doesn't have clever setting such as md/faulty module can simulate broken sectors. > The patch raises the default stacktrace-depth from 10 to 32, and > although there is indeed no guarantee this is enough, in practice I > found the filesystem became hopelessly scrambled before ever hitting one > of the kjournald cases again. You can set /debug/fail_make_request/times smaller value so that you can see what happened in filesystem before kjournald hits failure. - 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/ | ||||||||||||
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