simdag.h File Reference

#include "simgrid/host.h"
#include "simgrid/link.h"
#include "xbt/log.h"
#include "xbt/sysdep.h"

Macros
#define	SD_SCHED_NO_COST   NULL
	A constant to use in SD_task_schedule to mean that there is no cost. More...
#define	SD_workstation_t   sg_host_t
#define	SD_link_get_name   sg_link_name
#define	SD_link_get_current_latency   sg_link_latency
#define	SD_link_get_current_bandwidth   sg_link_bandwidth
#define	SD_route_get_current_latency   SD_route_get_latency
#define	SD_route_get_current_bandwidth   SD_route_get_bandwidth
#define	SD_workstation_get_list   sg_host_list
#define	SD_workstation_get_number   sg_host_count
#define	SD_workstation_get_name   sg_host_get_name
#define	SD_workstation_get_by_name   sg_host_by_name
#define	SD_workstation_dump   sg_host_dump
#define	SD_workstation_get_data   sg_host_user
#define	SD_workstation_set_data   sg_host_user_set
#define	SD_workstation_get_properties   sg_host_get_properties
#define	SD_workstation_get_property_value   sg_host_get_property_value
#define	SD_workstation_get_power   sg_host_speed
#define	SD_workstation_get_available_power   sg_host_get_available_speed
#define	SD_workstation_get_mounted_storage_list   sg_host_get_mounted_storage_list

Typedefs
typedef Link *	SD_link_t
	Link opaque datatypeA link is a network node represented as a name, a bandwidth and a latency. More...
typedef struct SD_task *	SD_task_t
	Task opaque datatypeA task is some computing amount that can be executed in parallel on several hosts. More...

Enumerations
enum	e_SD_task_state_t {   SD_NOT_SCHEDULED = 0x0001, SD_SCHEDULABLE = 0x0002, SD_SCHEDULED = 0x0004, SD_RUNNABLE = 0x0008,   SD_RUNNING = 0x0010, SD_DONE = 0x0020, SD_FAILED = 0x0040 }
	Task states. More...
enum	e_SD_task_kind_t {   SD_TASK_NOT_TYPED = 0, SD_TASK_COMM_E2E = 1, SD_TASK_COMP_SEQ = 2, SD_TASK_COMP_PAR_AMDAHL = 3,   SD_TASK_COMM_PAR_MXN_1D_BLOCK = 4 }
	Task kinds. More...

Functions
SD_link_t *	SD_route_get_list (sg_host_t src, sg_host_t dst)
	Returns the route between two workstations. More...
int	SD_route_get_size (sg_host_t src, sg_host_t dst)
	Returns the number of links on the route between two workstations. More...
double	SD_route_get_latency (sg_host_t src, sg_host_t dst)
	Returns the latency of the route between two workstations. More...
double	SD_route_get_bandwidth (sg_host_t src, sg_host_t dst)
	Returns the bandwidth of the route between two workstations, i.e. More...
SD_task_t	SD_task_create (const char *name, void *data, double amount)
	Creates a new task. More...
void *	SD_task_get_data (SD_task_t task)
	Returns the user data of a task. More...
void	SD_task_set_data (SD_task_t task, void *data)
	Sets the user data of a task. More...
e_SD_task_state_t	SD_task_get_state (SD_task_t task)
	Returns the state of a task. More...
const char *	SD_task_get_name (SD_task_t task)
	Returns the name of a task. More...
void	SD_task_set_name (SD_task_t task, const char *name)
	Allows to change the name of a task. More...
void	SD_task_set_rate (SD_task_t task, double rate)
	Sets the rate of a task. More...
void	SD_task_watch (SD_task_t task, e_SD_task_state_t state)
	Adds a watch point to a task. More...
void	SD_task_unwatch (SD_task_t task, e_SD_task_state_t state)
	Removes a watch point from a task. More...
double	SD_task_get_amount (SD_task_t task)
	Returns the total amount of work contained in a task. More...
void	SD_task_set_amount (SD_task_t task, double amount)
	Sets the total amount of work of a task For sequential typed tasks (COMP_SEQ and COMM_E2E), it also sets the appropriate values in the flops_amount and bytes_amount arrays respectively. More...
double	SD_task_get_alpha (SD_task_t task)
	Returns the alpha parameter of a SD_TASK_COMP_PAR_AMDAHL task. More...
double	SD_task_get_remaining_amount (SD_task_t task)
	Returns the remaining amount work to do till the completion of a task. More...
double	SD_task_get_execution_time (SD_task_t task, int host_count, const sg_host_t *host_list, const double *flops_amount, const double *bytes_amount)
	Returns an approximative estimation of the execution time of a task. More...
e_SD_task_kind_t	SD_task_get_kind (SD_task_t task)
void	SD_task_schedule (SD_task_t task, int host_count, const sg_host_t *host_list, const double *flops_amount, const double *bytes_amount, double rate)
	Schedules a task. More...
void	SD_task_unschedule (SD_task_t task)
	Unschedules a task. More...
double	SD_task_get_start_time (SD_task_t task)
	Returns the start time of a task. More...
double	SD_task_get_finish_time (SD_task_t task)
	Returns the finish time of a task. More...
xbt_dynar_t	SD_task_get_parents (SD_task_t task)
	Returns the dynar of the parents of a task. More...
xbt_dynar_t	SD_task_get_children (SD_task_t task)
	Returns the dynar of the parents of a task. More...
int	SD_task_get_workstation_count (SD_task_t task)
	Returns the number of workstations involved in a task. More...
sg_host_t *	SD_task_get_workstation_list (SD_task_t task)
	Returns the list of workstations involved in a task. More...
void	SD_task_destroy (SD_task_t task)
	Destroys a task. More...
void	SD_task_dump (SD_task_t task)
	Displays debugging information about a task. More...
void	SD_task_dotty (SD_task_t task, void *out_FILE)
	Dumps the task in dotty formalism into the FILE* passed as second argument. More...
SD_task_t	SD_task_create_comp_seq (const char *name, void *data, double amount)
	create a sequential computation task that can then be auto-scheduled More...
SD_task_t	SD_task_create_comp_par_amdahl (const char *name, void *data, double amount, double alpha)
	create a parallel computation task that can then be auto-scheduled More...
SD_task_t	SD_task_create_comm_e2e (const char *name, void *data, double amount)
	create a end-to-end communication task that can then be auto-scheduled More...
SD_task_t	SD_task_create_comm_par_mxn_1d_block (const char *name, void *data, double amount)
	create a complex data redistribution task that can then be auto-scheduled More...
void	SD_task_distribute_comp_amdahl (SD_task_t task, int ws_count)
void	SD_task_build_MxN_1D_block_matrix (SD_task_t task, int src_nb, int dst_nb)
void	SD_task_schedulev (SD_task_t task, int count, const sg_host_t *list)
	Auto-schedules a task. More...
void	SD_task_schedulel (SD_task_t task, int count,...)
	autoschedule a task on a list of hosts More...
void	SD_task_dependency_add (const char *name, void *data, SD_task_t src, SD_task_t dst)
	Adds a dependency between two tasks. More...
void	SD_task_dependency_remove (SD_task_t src, SD_task_t dst)
	Remove a dependency between two tasks. More...
int	SD_task_dependency_exists (SD_task_t src, SD_task_t dst)
	Indicates whether there is a dependency between two tasks. More...
void	SD_init (int *argc, char **argv)
	Initializes SD internal data. More...
void	SD_config (const char *key, const char *value)
	set a configuration variable More...
void	SD_create_environment (const char *platform_file)
	Creates the environment. More...
xbt_dynar_t	SD_simulate (double how_long)
	Launches the simulation. More...
double	SD_get_clock ()
	Returns the current clock, in seconds. More...
void	SD_exit ()
	Destroys all SD internal data This function should be called when the simulation is over. More...
xbt_dynar_t	SD_daxload (const char *filename)
	loads a DAX file describing a DAG More...
xbt_dynar_t	SD_dotload (const char *filename)
xbt_dynar_t	SD_dotload_with_sched (const char *filename)
xbt_dynar_t	SD_PTG_dotload (const char *filename)

Macro Definition Documentation

SD_workstation_t

#define SD_workstation_t   sg_host_t

SD_link_get_name

#define SD_link_get_name   sg_link_name

SD_link_get_current_latency

#define SD_link_get_current_latency   sg_link_latency

SD_link_get_current_bandwidth

#define SD_link_get_current_bandwidth   sg_link_bandwidth

SD_route_get_current_latency

#define SD_route_get_current_latency   SD_route_get_latency

SD_route_get_current_bandwidth

#define SD_route_get_current_bandwidth   SD_route_get_bandwidth

SD_workstation_get_list

#define SD_workstation_get_list   sg_host_list

SD_workstation_get_number

#define SD_workstation_get_number   sg_host_count

SD_workstation_get_name

#define SD_workstation_get_name   sg_host_get_name

SD_workstation_get_by_name

#define SD_workstation_get_by_name   sg_host_by_name

SD_workstation_dump

#define SD_workstation_dump   sg_host_dump

SD_workstation_get_data

#define SD_workstation_get_data   sg_host_user

SD_workstation_set_data

#define SD_workstation_set_data   sg_host_user_set

SD_workstation_get_properties

#define SD_workstation_get_properties   sg_host_get_properties

SD_workstation_get_property_value

#define SD_workstation_get_property_value   sg_host_get_property_value

SD_workstation_get_power

#define SD_workstation_get_power   sg_host_speed

SD_workstation_get_available_power

#define SD_workstation_get_available_power   sg_host_get_available_speed

SD_workstation_get_mounted_storage_list

#define SD_workstation_get_mounted_storage_list   sg_host_get_mounted_storage_list