git.barrelfish.org Git - barrelfish/blob - usr/tests/proc_mgmt_test/main.c

   1 /** \file
   2  *  \brief Process Management test.
   3  */
   4
   5 /*
   6  * Copyright (c) 2017, ETH Zurich.
   7  * All rights reserved.
   8  *
   9  * This file is distributed under the terms in the attached LICENSE file.
  10  * If you do not find this file, copies can be found by writing to:
  11  * ETH Zurich D-INFK, Haldeneggsteig 4, CH-8092 Zurich. Attn: Systems Group.
  12  */
  13
  14 #include <stdlib.h>
  15
  16 #include <barrelfish/barrelfish.h>
  17 #include <barrelfish/deferred.h>
  18 #include <barrelfish/proc_mgmt_client.h>
  19 #include <bench/bench.h>
  20
  21 #define PROC_MGMT_BENCH 1
  22 #define PROC_MGMT_BENCH_MIN_RUNS 120
  23
  24 int my_id;
  25 // int total_ids;
  26
  27 static void test_spawn(coreid_t core_id, char *argv[],
  28                            struct capref *ret_domain_cap)
  29 {
  30         assert(ret_domain_cap != NULL);
  31
  32         errval_t err = proc_mgmt_spawn_program(core_id,
  33                                                    "/x86_64/sbin/proc_mgmt_test",
  34                                                    argv, NULL, 0, ret_domain_cap);
  35         if (err_is_ok(err)) {
  36                 // printf("OK: my_id=%i, spawn(%u, proc_mgmt_test)\n", my_id, core_id);
  37         } else {
  38                 // printf("FAIL: spawn(%u, proc_mgmt_test), err=%s\n", core_id,
  39                 //         err_getstring(err));
  40         }
  41 }
  42
  43 // static void test_span(coreid_t core_id)
  44 // {
  45 //      errval_t err = proc_mgmt_span(core_id);
  46 //      if (err_is_ok(err)) {
  47 //              printf("OK: span(%u)\n", core_id);
  48 //      } else {
  49 //              printf("FAIL: span(%u), err=%s\n", core_id, err_getstring(err));
  50 //      }
  51 // }
  52
  53 // static void test_kill(struct capref domain_cap)
  54 // {
  55 //      errval_t err = proc_mgmt_kill(domain_cap);
  56 //      if (err_is_ok(err)) {
  57 //              printf("OK: kill\n");
  58 //      } else {
  59 //              printf("FAIL: kill, err=%s\n", err_getstring(err));
  60 //      }
  61 // }
  62
  63 // static void test_wait(struct capref domain_cap)
  64 // {
  65 //      uint8_t code;
  66 //      errval_t err = proc_mgmt_wait(domain_cap, &code);
  67 //      if (err_is_ok(err)) {
  68 //              printf("OK: wait, code=%u\n", code);
  69 //      } else {
  70 //              printf("FAIL: wait, err=%s\n", err_getstring(err));
  71 //      }
  72 // }
  73
  74 static inline cycles_t calculate_time(cycles_t tsc_start, cycles_t tsc_end)
  75 {
  76     cycles_t result;
  77     if (tsc_end < tsc_start) {
  78         result = (LONG_MAX - tsc_start) + tsc_end - bench_tscoverhead();
  79     } else {
  80         result = (tsc_end - tsc_start - bench_tscoverhead());
  81     }
  82     return result;
  83 }
  84
  85 int main(int argc, char **argv)
  86 {
  87         if (argc == 3) {
  88                 bench_init();
  89
  90                 cycles_t tsc_start, tsc_end;
  91         cycles_t result;
  92         uint64_t tscperus;
  93
  94         bench_ctl_t *ctl = calloc(1, sizeof(*ctl));
  95             ctl->mode = BENCH_MODE_FIXEDRUNS;
  96             ctl->result_dimensions = 1;
  97             ctl->min_runs = PROC_MGMT_BENCH_MIN_RUNS;
  98         ctl->data = calloc(ctl->min_runs * ctl->result_dimensions,
  99                                sizeof(*ctl->data));
 100
 101                 errval_t err = sys_debug_get_tsc_per_ms(&tscperus);
 102             assert(err_is_ok(err));
 103             tscperus /= 1000;
 104
 105                 coreid_t target_core = 0;//strcmp(argv[1], "1") == 0 ? 1 : 2;
 106                 char *spawn_argv[] = { "proc_mgmt_test", "noop", NULL };
 107                 my_id = atoi(argv[1]);
 108         struct capref domain_cap;
 109                 // total_ids = atoi(argv[2]);
 110
 111         barrelfish_usleep((0 - 10 * my_id) * 1000 * 1000);
 112
 113             // ctl = bench_ctl_init(BENCH_MODE_FIXEDRUNS, 1, 100);
 114             do {
 115                 // debug_printf("BEFORE test_spawn\n");
 116                 tsc_start = bench_tsc();
 117
 118                         test_spawn(target_core, spawn_argv, &domain_cap);
 119                         // test_wait(domain_cap);
 120
 121                 tsc_end = bench_tsc();
 122                 result = calculate_time(tsc_start, tsc_end);
 123
 124                         barrelfish_usleep(2 * 1000 * 1000);
 125             }while (!bench_ctl_add_run(ctl, &result));
 126             // } while (true);
 127
 128             bench_ctl_dump_analysis(ctl, 0, "client", tscperus);
 129
 130         bench_ctl_destroy(ctl);
 131
 132                 barrelfish_usleep(5 * 1000 * 1000);
 133                 while (true);
 134
 135                 printf("TEST DONE\n");
 136         } else {
 137                 // for(;;) {
 138   //            errval_t err = event_dispatch(get_default_waitset());
 139   //            if(err_is_fail(err)) {
 140   //            USER_PANIC_ERR(err, "event_dispatch");
 141   //            }
 142   //       }
 143         }
 144
 145         // printf("HELLO from proc_mgmt_test, argc=%u\n", argc);
 146         // // errval_t err;
 147         // if (argc == 1) {
 148         //      struct capref domain_cap_0;
 149         //      char *argv_0[] = { "proc_mgmt_test", "1", NULL };
 150         //      test_spawn(0, argv_0, &domain_cap_0);
 151         //      barrelfish_usleep(5*1000*1000);
 152         //      // while (true);
 153         //      test_kill(domain_cap_0);
 154         //      test_wait(domain_cap_0);
 155         //      // barrelfish_usleep(0 * 1*1*1);
 156
 157         //      struct capref domain_cap_1;
 158         //      char *argv_1[] = { "proc_mgmt_test", "1", "2", NULL };
 159         //      test_spawn(1, argv_1, &domain_cap_1);
 160         //      test_wait(domain_cap_1);
 161
 162         //      printf("TEST DONE\n");
 163         //      // barrelfish_usleep(5*1000*1000);
 164
 165         //      // err = proc_mgmt_kill(domain_cap);
 166         //      // if (err_is_fail(err)) {
 167         //      //      USER_PANIC_ERR(err, "failed to kill proc_mgmt_test");
 168         //      // }
 169
 170         //      // uint8_t status;
 171         //      // err = proc_mgmt_wait(domain_cap, &status);
 172         //      // printf("2nd proc_mgmt_test finished with status %u\n", status);
 173         // } else if (argc == 2) {
 174         //      // test_span(disp_get_core_id() == 0 ? 1 : 0);
 175
 176         //      // // struct capability ret;
 177         //      // // err = debug_cap_identify(cap_domainid, &ret);
 178         //      // // if (err_is_fail(err)) {
 179         //      // //   USER_PANIC_ERR(err, "failed to identify cap_domainid");
 180         //      // // }
 181         //      // // assert(ret.type == ObjType_Domain);
 182         //      // // printf("proc_mgmt_test: cap_domainid = { .coreid=%u, .core_local_id=%u "
 183         //      // //      "}\n", ret.u.domain.coreid, ret.u.domain.core_local_id);
 184
 185         //      // // coreid_t other_core = disp_get_core_id() == 0 ? 1 : 0;
 186         //      // // err = proc_mgmt_span(other_core);//domain_new_dispatcher(other_core, span_cb, NULL);
 187         //      // // if (err_is_fail(err)) {
 188         //      // //   USER_PANIC_ERR(err, "failed to span proc_mgmt_test on core %u\n",
 189         //      // //                      other_core);
 190         //      // // }
 191
 192         //      // // barrelfish_usleep(5*1000*1000);
 193         //      // // printf("Main dispatcher exiting...\n");
 194
 195         //      for(;;) {
 196  //             errval_t err = event_dispatch(get_default_waitset());
 197  //             if(err_is_fail(err)) {
 198  //             USER_PANIC_ERR(err, "event_dispatch");
 199  //             }
 200  //        }
 201         // } else {
 202         //      // barrelfish_usleep(5 * 1000 * 1000);
 203         //      // We'll just exit normally here, spawner should be waiting for us.
 204         // }
 205
 206     return 0;
 207 }