StarPU Handbook - StarPU Installation
sc_hypervisor_lp.h
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1 /* StarPU --- Runtime system for heterogeneous multicore architectures.
2  *
3  * Copyright (C) 2010-2021 Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
4  *
5  * StarPU is free software; you can redistribute it and/or modify
6  * it under the terms of the GNU Lesser General Public License as published by
7  * the Free Software Foundation; either version 2.1 of the License, or (at
8  * your option) any later version.
9  *
10  * StarPU is distributed in the hope that it will be useful, but
11  * WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13  *
14  * See the GNU Lesser General Public License in COPYING.LGPL for more details.
15  */
16 
17 #ifndef SC_HYPERVISOR_LP_H
18 #define SC_HYPERVISOR_LP_H
19 
20 #include <sc_hypervisor.h>
21 #include <starpu_config.h>
22 
23 #ifdef __cplusplus
24 extern "C" {
25 #endif
26 
32 #ifdef STARPU_HAVE_GLPK_H
33 #include <glpk.h>
34 #endif //STARPU_HAVE_GLPK_H
35 
37 struct types_of_workers;
41 double sc_hypervisor_lp_get_nworkers_per_ctx(int nsched_ctxs, int ntypes_of_workers, double res[nsched_ctxs][ntypes_of_workers],
42  int total_nw[ntypes_of_workers], struct types_of_workers *tw, unsigned *in_sched_ctxs);
43 
47 double sc_hypervisor_lp_get_tmax(int nw, int *workers);
48 
52 void sc_hypervisor_lp_round_double_to_int(int ns, int nw, double res[ns][nw], int res_rounded[ns][nw]);
53 
57 void sc_hypervisor_lp_redistribute_resources_in_ctxs(int ns, int nw, int res_rounded[ns][nw], double res[ns][nw], unsigned *sched_ctxs, struct types_of_workers *tw);
58 
62 void sc_hypervisor_lp_distribute_resources_in_ctxs(unsigned *sched_ctxs, int ns, int nw, int res_rounded[ns][nw], double res[ns][nw], int *workers, int nworkers, struct types_of_workers *tw);
63 
67 void sc_hypervisor_lp_distribute_floating_no_resources_in_ctxs(unsigned *sched_ctxs, int ns, int nw, double res[ns][nw], int *workers, int nworkers, struct types_of_workers *tw);
68 
72 void sc_hypervisor_lp_place_resources_in_ctx(int ns, int nw, double w_in_s[ns][nw], unsigned *sched_ctxs, int *workers, unsigned do_size, struct types_of_workers *tw);
73 
77 void sc_hypervisor_lp_share_remaining_resources(int ns, unsigned *sched_ctxs, int nworkers, int *workers);
78 
82 double sc_hypervisor_lp_find_tmax(double t1, double t2);
83 
87 unsigned sc_hypervisor_lp_execute_dichotomy(int ns, int nw, double w_in_s[ns][nw], unsigned solve_lp_integer, void *specific_data,
88  double tmin, double tmax, double smallest_tmax,
89  double (*lp_estimated_distrib_func)(int lns, int lnw, double ldraft_w_in_s[ns][nw],
90  unsigned lis_integer, double ltmax, void *lspecifc_data));
91 
92 #ifdef STARPU_HAVE_GLPK_H
98 double sc_hypervisor_lp_simulate_distrib_flops(int nsched_ctxs, int ntypes_of_workers, double speed[nsched_ctxs][ntypes_of_workers],
99  double flops[nsched_ctxs], double res[nsched_ctxs][ntypes_of_workers], int total_nw[ntypes_of_workers],
100  unsigned sched_ctxs[nsched_ctxs], double vmax);
101 
106 double sc_hypervisor_lp_simulate_distrib_tasks(int ns, int nw, int nt, double w_in_s[ns][nw], double tasks[nw][nt],
107  double times[nw][nt], unsigned is_integer, double tmax, unsigned *in_sched_ctxs,
108  struct sc_hypervisor_policy_task_pool *tmp_task_pools);
109 
116 double sc_hypervisor_lp_simulate_distrib_flops_on_sample(int ns, int nw, double final_w_in_s[ns][nw], unsigned is_integer, double tmax,
117  double **speed, double flops[ns], double **final_flops_on_w);
118 #endif // STARPU_HAVE_GLPK_H
119 
122 #ifdef __cplusplus
123 }
124 #endif
125 
126 #endif
double sc_hypervisor_lp_simulate_distrib_tasks(int ns, int nw, int nt, double w_in_s[ns][nw], double tasks[nw][nt], double times[nw][nt], unsigned is_integer, double tmax, unsigned *in_sched_ctxs, struct sc_hypervisor_policy_task_pool *tmp_task_pools)
double sc_hypervisor_lp_simulate_distrib_flops_on_sample(int ns, int nw, double final_w_in_s[ns][nw], unsigned is_integer, double tmax, double **speed, double flops[ns], double **final_flops_on_w)
double sc_hypervisor_lp_find_tmax(double t1, double t2)
unsigned sc_hypervisor_lp_execute_dichotomy(int ns, int nw, double w_in_s[ns][nw], unsigned solve_lp_integer, void *specific_data, double tmin, double tmax, double smallest_tmax, double(*lp_estimated_distrib_func)(int lns, int lnw, double ldraft_w_in_s[ns][nw], unsigned lis_integer, double ltmax, void *lspecifc_data))
void sc_hypervisor_lp_distribute_resources_in_ctxs(unsigned *sched_ctxs, int ns, int nw, int res_rounded[ns][nw], double res[ns][nw], int *workers, int nworkers, struct types_of_workers *tw)
void sc_hypervisor_lp_place_resources_in_ctx(int ns, int nw, double w_in_s[ns][nw], unsigned *sched_ctxs, int *workers, unsigned do_size, struct types_of_workers *tw)
void sc_hypervisor_lp_round_double_to_int(int ns, int nw, double res[ns][nw], int res_rounded[ns][nw])
double sc_hypervisor_lp_get_nworkers_per_ctx(int nsched_ctxs, int ntypes_of_workers, double res[nsched_ctxs][ntypes_of_workers], int total_nw[ntypes_of_workers], struct types_of_workers *tw, unsigned *in_sched_ctxs)
void sc_hypervisor_lp_redistribute_resources_in_ctxs(int ns, int nw, int res_rounded[ns][nw], double res[ns][nw], unsigned *sched_ctxs, struct types_of_workers *tw)
double sc_hypervisor_lp_simulate_distrib_flops(int nsched_ctxs, int ntypes_of_workers, double speed[nsched_ctxs][ntypes_of_workers], double flops[nsched_ctxs], double res[nsched_ctxs][ntypes_of_workers], int total_nw[ntypes_of_workers], unsigned sched_ctxs[nsched_ctxs], double vmax)
double sc_hypervisor_lp_get_tmax(int nw, int *workers)
void sc_hypervisor_lp_distribute_floating_no_resources_in_ctxs(unsigned *sched_ctxs, int ns, int nw, double res[ns][nw], int *workers, int nworkers, struct types_of_workers *tw)
void sc_hypervisor_lp_share_remaining_resources(int ns, unsigned *sched_ctxs, int nworkers, int *workers)
Definition: sc_hypervisor_policy.h:49
Definition: sc_hypervisor_policy.h:38