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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 | #include <darwintest.h> #include <darwintest_utils.h> #include <dispatch/dispatch.h> #include <perfdata/perfdata.h> #include <stdio.h> #include <stdlib.h> #include <stdbool.h> #include <errno.h> #include "sched_test_utils.h" #include "test_utils.h" T_GLOBAL_META( T_META_TAG_PERF, T_META_RUN_CONCURRENTLY(false), /* <rdar://137716223> */ T_META_BOOTARGS_SET("enable_skstsct=1 cpu-dynamic-cluster-power-down=0"), T_META_CHECK_LEAKS(false), T_META_ASROOT(true), T_META_REQUIRES_SYSCTL_EQ("kern.hv_vmm_present", 0), T_META_NAMESPACE("xnu.scheduler"), T_META_RADAR_COMPONENT_NAME("xnu"), T_META_RADAR_COMPONENT_VERSION("scheduler"), T_META_OWNER("m_zinn"), T_META_TAG_VM_NOT_ELIGIBLE ); static void log_cmd(char **cmd) { #define MAX_CMD_STR 1024 char cmd_str[MAX_CMD_STR] = ""; char *s; while ((s = *cmd) != NULL) { strlcat(cmd_str, s, MAX_CMD_STR); strlcat(cmd_str, " ", MAX_CMD_STR); cmd++; } T_LOG("%s\n", cmd_str); } static void run_zn(char *name, char **cmd, int argc, char *const argv[]) { log_cmd(cmd); trace_handle_t trace = begin_collect_trace_fmt(COLLECT_TRACE_FLAG_DISABLE_SYSCALLS | COLLECT_TRACE_FLAG_DISABLE_CLUTCH, argc, argv, name); __block bool test_failed = true; __block bool test_skipped = false; __block dispatch_semaphore_t stdout_finished_sem = dispatch_semaphore_create(0); T_QUIET; T_ASSERT_NOTNULL(stdout_finished_sem, "dispatch_semaphore_create()"); dt_launch_pipe_t *pipes = NULL; pid_t test_pid; test_pid = dt_launch_tool_pipe(cmd, false, &pipes, NULL, NULL, NULL, NULL); T_QUIET; T_ASSERT_NE(test_pid, 0, "dt_launch_tool_pipe() failed unexpectedly with errno %d", errno); T_QUIET; T_ASSERT_NOTNULL(pipes, "dt_launch_tool_pipe returned non-null pipes"); dispatch_block_t cleanup_handler = ^{ dispatch_semaphore_signal(stdout_finished_sem); }; dt_pipe_data_handler_t stdout_handler = ^bool (char *data, __unused size_t data_size, __unused dt_pipe_data_handler_context_t *context) { T_LOG("%s", data); if (strstr(data, "TEST PASSED")) { test_failed = false; return true; } if (strstr(data, "TEST FAILED")) { test_failed = true; return true; } if (strstr(data, "TEST SKIPPED")) { test_skipped = true; return true; } return false; }; dt_pipe_data_handler_t stderr_handler = ^bool (char *data, __unused size_t data_size, __unused dt_pipe_data_handler_context_t *context) { T_LOG("%s", data); return false; }; dispatch_source_t stdout_reader = dt_create_dispatch_file_reader(pipes->pipe_out[0], BUFFER_PATTERN_LINE, stdout_handler, cleanup_handler, NULL); T_QUIET; T_ASSERT_NOTNULL(stdout_reader, "create darwintest dispatch file reader for stdout"); dispatch_source_t stderr_reader = dt_create_dispatch_file_reader(pipes->pipe_err[0], BUFFER_PATTERN_LINE, stderr_handler, ^{}, NULL); T_QUIET; T_ASSERT_NOTNULL(stderr_reader, "create darwintest dispatch file reader for stderr"); /* Wait for zero-to-n to exit, and check its return value. */ int exitstatus; if (!dt_waitpid(test_pid, &exitstatus, NULL, 0) || exitstatus != 0) { T_FAIL("zero-to-n exitstatus=%d\n", exitstatus); } /* Test exited, end the trace. */ end_collect_trace(trace); /* Wait for the readers to finish. */ intptr_t rv = dispatch_semaphore_wait(stdout_finished_sem, dispatch_time(DISPATCH_TIME_NOW, 30 * NSEC_PER_SEC)); T_QUIET; T_ASSERT_EQ((uint64_t) rv, 0ULL, "zn should finish within 30 seconds"); /* Free the pipes. */ free(pipes); if (test_skipped) { T_SKIP("%s", name); } else if (test_failed) { T_FAIL("%s", name); } else { T_PASS("%s", name); } T_END; } T_DECL(zn_rt, "Schedule 1 RT thread per performance core, and test max latency", XNU_T_META_SOC_SPECIFIC) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--test-rt", #if defined(__arm64__) "--bind", "P", /* <rdar://137716223> */ "--trace", "500000", #elif defined(__x86_64__) "--trace", "2000000", #endif NULL}; run_zn("zn_rt", cmd, argc, argv); } T_DECL(zn_rt_ival, "Schedule 1 RT thread per performance core, and test max latency", XNU_T_META_SOC_SPECIFIC, T_META_ENABLED(false) /* TODO: Enable once <rdar://145756951> is fixed. */) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--test-rt", "--rt-interval", #if defined(__x86_64__) "--trace", "2000000", #else "--trace", "500000", #endif NULL}; run_zn("zn_rt_ival", cmd, argc, argv); } T_DECL(zn_rt_ival_ll, "Schedule 1 RT thread per performance core, and test max latency", XNU_T_META_SOC_SPECIFIC) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--test-rt", "--rt-interval", "--rt-ll", #if defined(__x86_64__) "--trace", "2000000", #else "--trace", "500000", #endif NULL}; run_zn("zn_rt_ival_ll", cmd, argc, argv); } T_DECL(zn_rt_smt, "Schedule 1 RT thread per primary core, verify that the secondaries are idle iff the RT threads are running", T_META_ENABLED(TARGET_CPU_X86_64)) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--churn-pri", "4", "--test-rt-smt", "--trace", "2000000", NULL}; run_zn("zn_rt_smt", cmd, argc, argv); } T_DECL(zn_rt_ival_smt, "Schedule 1 RT thread per primary core, verify that the secondaries are idle iff the RT threads are running", T_META_ENABLED(TARGET_CPU_X86_64)) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--churn-pri", "4", "--test-rt-smt", "--rt-interval", "--trace", "2000000", NULL}; run_zn("zn_rt_ival_smt", cmd, argc, argv); } T_DECL(zn_rt_avoid0, "Schedule 1 RT thread per primary core except for CPU 0", T_META_ENABLED(TARGET_CPU_X86_64)) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--test-rt-avoid0", "--trace", "2000000", NULL}; run_zn("zn_rt_avoid0", cmd, argc, argv); } T_DECL(zn_rt_ival_avoid0, "Schedule 1 RT thread per primary core except for CPU 0", T_META_ENABLED(TARGET_CPU_X86_64)) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--spin-time", "200000", "--spin-all", "--test-rt-avoid0", "--rt-interval", "--trace", "2000000", NULL}; run_zn("zn_rt_ival_avoid0", cmd, argc, argv); } T_DECL(zn_rt_apt, "Emulate AVID Pro Tools with default latency deadlines") { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "chain", "realtime", "1000", "--extra-thread-count", "-3", "--spin-time", "200000", "--spin-all", "--churn-pri", "31", "--churn-random", "--test-rt", #if defined(__arm64__) "--bind", "P", /* <rdar://137716223> */ "--trace", "500000", #elif defined(__x86_64__) "--trace", "2000000", #endif NULL}; run_zn("zn_rt_apt", cmd, argc, argv); } T_DECL(zn_rt_ival_apt, "Emulate AVID Pro Tools with default latency deadlines", T_META_ENABLED(false) /* TODO: Enable once <rdar://145756951> is fixed. */) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "chain", "realtime", "1000", "--extra-thread-count", "-3", "--spin-time", "200000", "--spin-all", "--churn-pri", "31", "--churn-random", "--test-rt", "--rt-interval", #if defined(__x86_64__) "--trace", "2000000", #else "--trace", "500000", #endif NULL}; run_zn("zn_rt_ival_apt", cmd, argc, argv); } T_DECL(zn_rt_apt_ll, "Emulate AVID Pro Tools with low latency deadlines", XNU_T_META_SOC_SPECIFIC) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "chain", "realtime", "1000", "--extra-thread-count", "-3", "--spin-time", "200000", "--spin-all", "--churn-pri", "31", "--churn-random", "--test-rt", "--rt-ll", #if defined(__arm64__) "--bind", "P", /* <rdar://137716223> */ #endif /* __arm64__*/ "--trace", "500000", NULL}; run_zn("zn_rt_apt_ll", cmd, argc, argv); } T_DECL(zn_rt_ival_apt_ll, "Emulate AVID Pro Tools with low latency deadlines", XNU_T_META_SOC_SPECIFIC) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "chain", "realtime", "1000", "--extra-thread-count", "-3", "--spin-time", "200000", "--spin-all", "--churn-pri", "31", "--churn-random", "--test-rt", "--rt-ll", "--rt-interval", "--trace", "500000", NULL}; run_zn("zn_rt_ival_apt_ll", cmd, argc, argv); } T_DECL(zn_rt_edf, "Test max latency of earliest deadline RT threads in the presence of later deadline threads", XNU_T_META_SOC_SPECIFIC) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--extra-thread-count", "-1", "--spin-time", "200000", "--spin-all", "--rt-churn", "--test-rt", #if defined(__arm64__) "--bind", "P", /* <rdar://137716223> */ "--trace", "500000", #elif defined(__x86_64__) "--trace", "2000000", #endif NULL}; run_zn("zn_rt_edf", cmd, argc, argv); } T_DECL(zn_rt_ival_edf, "Test max latency of earliest deadline RT threads in the presence of later deadline threads", XNU_T_META_SOC_SPECIFIC) { char *cmd[] = {"/AppleInternal/CoreOS/tests/xnu/zero-to-n/zn", "0", "broadcast-single-sem", "realtime", "1000", "--extra-thread-count", "-1", "--spin-time", "200000", "--spin-all", "--rt-churn", "--test-rt", "--rt-ll", /* TODO: remove low-latency constraint once <rdar://145756951> is fixed */ "--rt-interval", #if defined(__x86_64__) "--trace", "2000000", #else "--trace", "500000", #endif NULL}; run_zn("zn_rt_ival_edf", cmd, argc, argv); } |