Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-17 Thread Jovi Zhang
On Fri, Jan 18, 2013 at 11:35 AM, Frank Ch. Eigler wrote: > Hi - > > On Fri, Jan 18, 2013 at 09:24:55AM +0800, Jovi Zhang wrote: >> Let us continue this ktap topic in this thread :). >> ktap code is public available at github, please clone from: >> https://github.com/ktap/ktap.git >> [...] > > Nea

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-17 Thread Frank Ch. Eigler
Hi - On Fri, Jan 18, 2013 at 09:24:55AM +0800, Jovi Zhang wrote: > Let us continue this ktap topic in this thread :). > ktap code is public available at github, please clone from: > https://github.com/ktap/ktap.git > [...] Neat stuff. I have one set of initial observations: even with a nice smal

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-17 Thread Jovi Zhang
On Fri, Jan 4, 2013 at 11:19 PM, Frank Ch. Eigler wrote: > Hi - > > bookjovi wrote: > >> >> [...] >> >> ktap use lua language syntax and bytecode as initial implementation, >> > >> > Interesting approach. I recall we considered it way back when, but >> > rejected it for a couple of reasons, inclu

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-14 Thread Michel Dagenais
- "Jovi Zhang" wrote: > On Fri, Jan 11, 2013 at 10:19 PM, Michel Dagenais > wrote: > > You may be interested in KGTP which implements a simple bytecode interpreter > > in the kernel to accept GDB tracepoints > http://code.google.com/p/kgtp/ > > > > The bytecode is quite limited but would be

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-12 Thread Jovi Zhang
On Fri, Jan 11, 2013 at 10:19 PM, Michel Dagenais wrote: > You may be interested in KGTP which implements a simple bytecode interpreter > in the kernel to accept GDB tracepoints http://code.google.com/p/kgtp/ > > The bytecode is quite limited but would be easy to extend. KGTP is still not meet my

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-04 Thread Frank Ch. Eigler
Hi - bookjovi wrote: > >> [...] > >> ktap use lua language syntax and bytecode as initial implementation, > > > > Interesting approach. I recall we considered it way back when, but > > rejected it for a couple of reasons, including the at-the-time > > perceived unwelcomeness of a serious bytecod

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2013-01-04 Thread Jovi Zhang
On Tue, Jan 1, 2013 at 2:58 AM, Frank Ch. Eigler wrote: > > bookjovi wrote: > > >> [...] This mail is RFC for discuss on a new dynamic tracing tool, I >> name it ktap. (only experimental project now) > > Welcome to the problem domain! Thanks very much, frank, I'm so luck to discussing this topic

Re: [RFC] ktap: Another dynamic tracing tool for Linux

2012-12-31 Thread Frank Ch. Eigler
bookjovi wrote: > [...] This mail is RFC for discuss on a new dynamic tracing tool, I > name it ktap. (only experimental project now) Welcome to the problem domain! > [...] > what ktap differentiates with Systemtap is: > [...] > 2). ktap have good portability, because it compile source file