profiler.c File Reference

For profiling the path of MSU messages through DeDOS. More...

#include "profiler.h"
#include "stats.h"
#include "logging.h"
#include "rt_stats.h"

Go to the source code of this file.

Macros
#define	N_PROF_STAT_IDS   sizeof(profiler_stat_ids) / sizeof(*profiler_stat_ids)

Functions
void	set_profiling (struct msu_msg_hdr *hdr)
	Sets the profiling flag on the header based on the tag_probability. More...
void	init_profiler (float tag_prob)
	Initializes the profiler to tag headers with tag_prob probability. More...

Variables
static float	tag_probability = -1
	The probability that an MSU message will get marked for profiling. More...
enum stat_id	profiler_stat_ids []
	The stat IDs relevant to profiling. More...

Detailed Description

For profiling the path of MSU messages through DeDOS.

Definition in file profiler.c.

Macro Definition Documentation

#define N_PROF_STAT_IDS   sizeof(profiler_stat_ids) / sizeof(*profiler_stat_ids)

Definition at line 42 of file profiler.c.

Function Documentation

void init_profiler

(

float

tag_prob

)

Initializes the profiler to tag headers with tag_prob probability.

Sets the probability of profiling an MSU message.

Definition at line 58 of file profiler.c.

void set_profiling

(

struct msu_msg_hdr *

hdr

)

Sets the profiling flag on the header based on the tag_probability.

Sets the profiling flag in the header based on the tag_probability provided to init_profiler.

Definition at line 45 of file profiler.c.

Variable Documentation

enum stat_id profiler_stat_ids[]

Initial value:

= {
    PROF_ENQUEUE,
    PROF_DEQUEUE,
    PROF_REMOTE_SEND,
    PROF_REMOTE_RECV,
    PROF_DEDOS_ENTRY,
    PROF_DEDOS_EXIT
}

The stat IDs relevant to profiling.

Definition at line 34 of file profiler.c.

float tag_probability = -1

static

The probability that an MSU message will get marked for profiling.

Definition at line 31 of file profiler.c.