Oh, just for fun, I included a simple strace program in tests. https://github.com/rminnich/akaros/commit/d2d2b0c09b44d2d2df8966a12d257bd857430bae
On Tue, Jan 26, 2016 at 4:12 PM ron minnich <[email protected]> wrote: > It's now dumping data correctly, PTAL > > https://github.com/rminnich/akaros/commit/97832e05ba2524579d1bbef4ef71299208030dc2 > > On Tue, Jan 26, 2016 at 9:48 AM ron minnich <[email protected]> wrote: > >> updated to dump data from read and write system calls, just to show how >> it's done. >> >> If this looks ok it's not a big deal to add symbolic dumps of stuff like >> open modes, etc. >> >> in the limit we can drive the trace overhead per target system call to >> below one. The plan 9 work I did got it down to about 4, lower than the >> strace ratio of about 25. >> >> It also means, now that we can export file systems from akaros, that on a >> linux system, stracing an akaros process works like this: >> import akaros /proc akproc >> cat akproc/pid/strace >> >> All done. Distributed systems are nice. Unix, come to think of it, is a >> nice model. >> >> The following changes since commit >> 915eac00a7e0f578f9e921af2b205b6efa3739b5: >> >> Slices: A growable list of pointers. (2016-01-25 11:02:20 -0500) >> >> are available in the git repository at: >> >> [email protected]:rminnich/akaros strace >> >> for you to fetch changes up to 070b569c2962e98c2a645837fb5a332c31ac2f32: >> >> New and easy strace framework. (2016-01-25 17:39:24 -0800) >> >> ---------------------------------------------------------------- >> Ronald G. Minnich (1): >> New and easy strace framework. >> >> kern/drivers/dev/proc.c | 25 +++++++++++ >> kern/include/env.h | 5 +++ >> kern/src/process.c | 5 +++ >> kern/src/syscall.c | 112 >> ++++++++++++++++++++++++++++++++++++++++-------- >> 4 files changed, 128 insertions(+), 19 deletions(-) >> >> https://github.com/rminnich/akaros/compare/rminnich:master...strace >> > -- You received this message because you are subscribed to the Google Groups "Akaros" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. For more options, visit https://groups.google.com/d/optout.
