Kumar Gala <[EMAIL PROTECTED]> writes: >>> I usually run the following twice to get the hang state: >>> >>> time ./trunc_test bar 100000000 & >>> time ./trunc_test baz 100000000 & >>> >>> I was wondering if anyone had any suggestions on what to poke at next >>> to try and figure out what is going on. >> >> Can you check /sys/block/xxx/stat or something to make sure there is >> no outstanding IO request? >> >> It seems to be no response from the lower layer... > > Once the system locks up I dont have any ability to do anything.
Ah, doesn't sysrq also work? If sysrq work, it can use to see IO request state with a patch. -- OGAWA Hirofumi <[EMAIL PROTECTED]> - 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/
