void ycsb_query::init(uint64_t thd_id, workload * h_wl, Query_thd * query_thd) {
_query_thd = query_thd;
requests = (ycsb_request *)
mem_allocator.alloc(sizeof(ycsb_request) * g_req_per_query, thd_id);
part_to_access = (uint64_t *)
mem_allocator.alloc(sizeof(uint64_t) * g_part_per_txn, thd_id);
zeta_2_theta = zeta(2, g_zipf_theta);
assert(the_n != 0);
assert(denom != 0);
gen_requests(thd_id, h_wl);
}
void ycsb_query::init(uint64_t thd_id, workload * h_wl) {
// mrand = (myrand *) mem_allocator.alloc(sizeof(myrand), thd_id);
// mrand->init(thd_id);
// cout << g_req_per_query << endl;
requests = (ycsb_request *)
mem_allocator.alloc(sizeof(ycsb_request) * g_req_per_query, thd_id);
part_to_access = (uint64_t *)
mem_allocator.alloc(sizeof(uint64_t) * g_part_per_txn, thd_id);
zeta_2_theta = zeta(2, g_zipf_theta);
if (the_n == 0) {
//uint64_t table_size = g_synth_table_size / g_part_cnt;
uint64_t table_size = g_synth_table_size / g_virtual_part_cnt;
the_n = table_size - 1;
denom = zeta(the_n, g_zipf_theta);
}
gen_requests(thd_id, h_wl);
}
int request_vcores_datacenter(provider *pv, int ndatacenter, event *ev){
int pattern=1;
int res, size;
float hv = 0.0;
long f1 = 0;
long f2 = 0;
long ptotal = 0;
long pmin = 0;
application *app = NULL;
app_frontend *app_fe;
size = ev->sizel1 + ev->sizel2 + ev->sizel3;
int *assigned_vcores = malloc(sizeof(int)*size);
init_application(pv, &app, ev);
switch(pv->datacenters[ndatacenter].allocation_policy){
case FF:
res = request_vcores_network_ff(pv,ndatacenter,size,assigned_vcores, app->str.maxbw);
break;
case RR:
res = request_vcores_network_rr(pv,ndatacenter,size,assigned_vcores, app->str.maxbw);
break;
default:
panic("No policy selected");
}
if(res == 1){
switch(pv->datacenters[ndatacenter].optimization_alg){
case NONE:
allocate_vcores_network(pv, ndatacenter, size, assigned_vcores, app->id, app->str.maxbw);
break;
case NSGA2:
case SPEA2:
case HYPE:
case SHV:
hv = optimize(pv->datacenters[ndatacenter].optimization_alg, alpha, mu, lambda, dim, tournament, ngen, mtype, cotype, pmut, pmuttopo, pco, pcotopo, size, assigned_vcores, pv, ndatacenter, app);
allocate_vcores_network(pv, ndatacenter, size, assigned_vcores, app->id, app->str.maxbw);
break;
default:
panic("datacenter: no optimization algorithm");
}
f1 = eval_cores_f1(assigned_vcores, size, pv->datacenters[ndatacenter].nw, app->str.bw);
f2 = eval_cores_f2(assigned_vcores, size, pv->datacenters[ndatacenter].nw);
ptotal = on_servers_total(pv->datacenters[ndatacenter].nw, assigned_vcores, size);
pmin = eval_pmin_constrained(size, app->str.maxbw);
f1_metric(pv, ndatacenter, f1);
f2_metric(pv, ndatacenter, f2);
ptotal_metric(pv, ndatacenter, ptotal);
pmin_metric(pv, ndatacenter, pmin);
hv_metric(pv, ndatacenter, hv);
//write_opt(f1,f2,ptotal);
change_assigned_cores(app, assigned_vcores);
//printApplication(app);
app_fe = add_app_lb(pv, app);
change_app_fe(app, app_fe);
allocate_application(pv, ndatacenter, app);
if(ev->requests){
gen_requests(pv, app->id, app->type, app->etime, app_fe, app->rtime, pattern, app->maxreq, app->req_chunk,0,0);
}
num_applications_metric(pv, ndatacenter);
}
else{
free(assigned_vcores);
rem_application(app);
}
return(res);
}
