On Fri, 2007-09-07 at 12:15 -0400, Robert P. J. Day wrote: > i'm putting together a short tutorial on this topic, so i wanted to > be fairly complete but not repetitive. at the moment, if i had to > keep things really short, here's what i'd explain: > > 1) using plain "gdb" with vmlinux and /proc/kcore to at least > *examine* values in a running kernel, > > 2) kprobes > > 3) systemtap I think it won't be complete without discussing atleast one of the crashdump mechanisms e.g. kdump + kexec and analysing with "crash". Also, you can touch upon NMI Watchdog which really helps in case of Hard lockups. A reference to debugging options in the "Kernel Hacking" section while configuring the kernel would help too. e.g. CONFIG_DEBUG_SPINLOCK etc. > p.s. it's possible to perhaps include at least a short reference to > virtualization here, perhaps UML, but *only* as a reference. actually > covering how to use it would be beyond the scope of the tutorial. Yeah, providing reference to UML or QEMU would be nice. -- Suresh Jayaraman -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ
