dumpstate: Dump all block device stat am: 509bb5d176 (c8eb923f) · Commits · e / os / android_frameworks_native-old

cmds/dumpstate/dumpstate.cpp

+32 −6

Original line number	Diff line number	Diff line
		@@ -72,6 +72,7 @@ void add_mountinfo();

		#define PSTORE_LAST_KMSG "/sys/fs/pstore/console-ramoops"
		#define ALT_PSTORE_LAST_KMSG "/sys/fs/pstore/console-ramoops-0"
		#define BLK_DEV_SYS_DIR "/sys/block"

		#define RAFT_DIR "/data/misc/raft"
		#define RECOVERY_DIR "/cache/recovery"
		@@ -539,7 +540,6 @@ static bool skip_none(const char* path __attribute__((unused))) {
		return false;
		}

		static const char mmcblk0[] = "/sys/block/mmcblk0/";
		unsigned long worst_write_perf = 20000; /* in KB/s */

		//
		@@ -653,11 +653,11 @@ static int dump_stat_from_fd(const char title __unused, const char path, int f
		return 0;
		}

		if (!strncmp(path, mmcblk0, sizeof(mmcblk0) - 1)) {
		path += sizeof(mmcblk0) - 1;
		if (!strncmp(path, BLK_DEV_SYS_DIR, sizeof(BLK_DEV_SYS_DIR) - 1)) {
		path += sizeof(BLK_DEV_SYS_DIR) - 1;
		}

		printf("%s: %s\n", path, buffer);
		printf("Block-Dev:\tR-IOs\tR-merg\tR-sect\tR-wait\tW-IOs\tW-merg\tW-sect\tW-wait"
		"\tin-fli\tactiv\tT-wait\n%s:\t%s\n", path, buffer);
		free(buffer);

		if (fields[__STAT_IO_TICKS]) {
		@@ -1061,12 +1061,38 @@ static void AddAnrTraceFiles() {
		}
		}

		static void DumpBlockStatFiles() {
		DurationReporter duration_reporter("DUMP BLOCK STAT");
		struct dirent *d;

		DIR *dirp = opendir(BLK_DEV_SYS_DIR);
		if (dirp == NULL) {
		MYLOGE("Failed to open %s: %s\n", BLK_DEV_SYS_DIR, strerror(errno));
		return;
		}

		printf("------ DUMP BLOCK STAT ------\n\n");
		while ((d = readdir(dirp))) {
		if ((d->d_name[0] == '.')
		&& (((d->d_name[1] == '.') && (d->d_name[2] == '\0'))
		\|\| (d->d_name[1] == '\0'))) {
		continue;
		}
		const std::string new_path =
		android::base::StringPrintf("%s/%s", BLK_DEV_SYS_DIR, d->d_name);
		printf("------ BLOCK STAT (%s) ------\n", new_path.c_str());
		dump_files("", new_path.c_str(), skip_not_stat, dump_stat_from_fd);
		printf("\n");
		}
		closedir(dirp);
		return;
		}
		static void dumpstate() {
		DurationReporter duration_reporter("DUMPSTATE");

		dump_dev_files("TRUSTY VERSION", "/sys/bus/platform/drivers/trusty", "trusty_version");
		RunCommand("UPTIME", {"uptime"});
		dump_files("UPTIME MMC PERF", mmcblk0, skip_not_stat, dump_stat_from_fd);
		DumpBlockStatFiles();
		dump_emmc_ecsd("/d/mmc0/mmc0:0001/ext_csd");
		DumpFile("MEMORY INFO", "/proc/meminfo");
		RunCommand("CPU INFO", {"top", "-b", "-n", "1", "-H", "-s", "6", "-o",