Re: Analyzing Linux Kernel

2010-06-19 Thread Group
Thanks Joel, but m not sure on how i can use ftrace. as both OSes may have different calls to compare... Bruce, yes, even i have to handle those things..i mentioned to just name a few..How can we test context switching and interrupt latency?. Are there any tools for this?. I just saw netperf to t

Analyzing Linux Kernel

2010-06-19 Thread Group
Hi All, I'm trying to analyze the performance of Linux Kernel. I need to compare this with VxWorks performance. What are the performance benchmarks do we have to take?. How can we test the efficiency of the features provided by the OSes like Scheduling, Mem. Management, VM, network buffers (this i

Re: Access thread stack from another thread

2010-06-05 Thread Group
Thanks for your reply. I agree with what you said. Is there any code related to this available in kernel or any other source? as It would be more helpful to understand this concept. On Sat, Jun 5, 2010 at 1:44 AM, Vimal wrote: > On 4 June 2010 17:16, Group wrote: > > Hi, > > >

Access thread stack from another thread

2010-06-04 Thread Group
Hi, Is it possible to access threads stack (not shared) from another thread? I have seen an API which gets the attributes for the stack pthread_attr_getstack(). But is it possible to access the DATA on the thread stack?. Is there any api for it?. Can any one please help me out in understanding mor