Re: [lttng-dev] Extracting System Call IDs By Using TMF

2013-12-02 Thread Matthew Khouzam
: Matthew Khouzam matthew.khou...@ericsson.com To: lttng-dev@lists.lttng.org Subject: Re: [lttng-dev] Extracting System Call IDs By Using TMF Message-ID: 5298b54a.5080...@ericsson.com Content-Type: text/plain; charset=ISO-8859-1 Hi Shariyar, I would like to know what is the need

Re: [lttng-dev] Extracting System Call IDs By Using TMF

2013-11-30 Thread Shariyar
Subject: Re: [lttng-dev] Extracting System Call IDs By Using TMF Message-ID: 5298b54a.5080...@ericsson.com Content-Type: text/plain; charset=ISO-8859-1 Hi Shariyar, I would like to know what is the need for the syscall id? I looked at kernel events, and they store the system call name, not the id

Re: [lttng-dev] Extracting System Call IDs By Using TMF

2013-11-29 Thread Matthew Khouzam
Hi Shariyar, I would like to know what is the need for the syscall id? I looked at kernel events, and they store the system call name, not the id? Is it for performance reasons, or is there some functionality that can be achieved from a call ID that cannot from a name? On 13-11-28 07:29 PM,

[lttng-dev] Extracting System Call IDs By Using TMF

2013-11-28 Thread Shariyar
Hi, I need information on how to extract system call ids from a kernel level trace by using TMF. For example, a sample code to iterate through a kernel trace in CTF format is given below. In this code, I am able to extract the system call name and its return value. However, from the