X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=init.c;h=c450a4c117001e0a3189e240df31d100001bf09f;hp=3c27ea55aa09107a9a62595aa658c86ce11871c5;hb=e6d276f2c07cc35f3d57210713e8288bb44daf97;hpb=c7b0818d2a9d1b8597256ea002d9cf9346ea97f3

diff --git a/init.c b/init.c
index 3c27ea55..c450a4c1 100644
--- a/init.c
+++ b/init.c
@@ -29,7 +29,7 @@
 #define DEF_IO_ENGINE_NAME	"sync"
 #define DEF_SEQUENTIAL		(1)
 #define DEF_RAND_REPEAT		(1)
-#define DEF_OVERWRITE		(1)
+#define DEF_OVERWRITE		(0)
 #define DEF_INVALIDATE		(1)
 #define DEF_SYNCIO		(0)
 #define DEF_RANDSEED		(0xb1899bedUL)
@@ -48,10 +48,11 @@
 #define DEF_RWMIX_READ		(50)
 #define DEF_NICE		(0)
 #define DEF_NR_FILES		(1)
-#define DEF_UNLINK		(0)
+#define DEF_UNLINK		(1)
 #define DEF_WRITE_BW_LOG	(0)
 #define DEF_WRITE_LAT_LOG	(0)
 #define DEF_NO_RAND_MAP		(0)
+#define DEF_HUGEPAGE_SIZE	FIO_HUGE_PAGE
 
 #define td_var_offset(var)	((size_t) &((struct thread_data *)0)->var)
 
@@ -142,16 +143,7 @@ static struct fio_option options[] = {
 		.name	= "bs",
 		.type	= FIO_OPT_STR_VAL_INT,
 		.off1	= td_var_offset(bs[DDIR_READ]),
-	},
-	{
-		.name	= "read_bs",
-		.type	= FIO_OPT_STR_VAL_INT,
-		.off1	= td_var_offset(bs[DDIR_READ]),
-	},
-	{
-		.name	= "write_bs",
-		.type	= FIO_OPT_STR_VAL_INT,
-		.off1	= td_var_offset(bs[DDIR_WRITE]),
+		.off2	= td_var_offset(bs[DDIR_WRITE]),
 	},
 	{
 		.name	= "offset",
@@ -178,18 +170,8 @@ static struct fio_option options[] = {
 		.type	= FIO_OPT_RANGE,
 		.off1	= td_var_offset(min_bs[DDIR_READ]),
 		.off2	= td_var_offset(max_bs[DDIR_READ]),
-	},
-	{
-		.name	= "read_bsrange",
-		.type	= FIO_OPT_RANGE,
-		.off1	= td_var_offset(min_bs[DDIR_READ]),
-		.off2	= td_var_offset(max_bs[DDIR_READ]),
-	},
-	{
-		.name	= "write_bsrange",
-		.type	= FIO_OPT_RANGE,
-		.off1	= td_var_offset(min_bs[DDIR_WRITE]),
-		.off2	= td_var_offset(max_bs[DDIR_WRITE]),
+		.off3	= td_var_offset(min_bs[DDIR_WRITE]),
+		.off4	= td_var_offset(max_bs[DDIR_WRITE]),
 	},
 	{
 		.name	= "nrfiles",
@@ -377,6 +359,11 @@ static struct fio_option options[] = {
 		.type	= FIO_OPT_STR_SET,
 		.off1	= td_var_offset(bs_unaligned),
 	},
+	{
+		.name	= "hugepage-size",
+		.type	= FIO_OPT_STR_VAL,
+		.off1	= td_var_offset(hugepage_size),
+	},
 	{
 		.name = NULL,
 	},
@@ -428,7 +415,7 @@ static struct option long_options[FIO_JOB_OPTS + FIO_CMD_OPTS] = {
 
 static int def_timeout = DEF_TIMEOUT;
 
-static char fio_version_string[] = "fio 1.7";
+static char fio_version_string[] = "fio 1.10";
 
 static char **ini_file;
 static int max_jobs = MAX_JOBS;
@@ -436,7 +423,6 @@ static int max_jobs = MAX_JOBS;
 struct thread_data def_thread;
 struct thread_data *threads = NULL;
 
-int rate_quit = 0;
 int exitall_on_terminate = 0;
 int terse_output = 0;
 unsigned long long mlock_size = 0;
@@ -508,8 +494,6 @@ static void fixup_options(struct thread_data *td)
 	if (td_read(td) || td_rw(td))
 		td->overwrite = 1;
 
-	if (td->bs[DDIR_READ] != DEF_BS)
-		td->bs[DDIR_WRITE] = td->bs[DDIR_READ];
 	if (!td->min_bs[DDIR_READ])
 		td->min_bs[DDIR_READ]= td->bs[DDIR_READ];
 	if (!td->max_bs[DDIR_READ])
@@ -530,6 +514,33 @@ static void fixup_options(struct thread_data *td)
 	}
 	if (td->bs_unaligned && (td->odirect || td->io_ops->flags & FIO_RAWIO))
 		log_err("fio: bs_unaligned may not work with raw io\n");
+
+	/*
+	 * O_DIRECT and char doesn't mix, clear that flag if necessary.
+	 */
+	if (td->filetype == FIO_TYPE_CHAR && td->odirect)
+		td->odirect = 0;
+}
+
+/*
+ * This function leaks the buffer
+ */
+static char *to_kmg(unsigned int val)
+{
+	char *buf = malloc(32);
+	char post[] = { 0, 'K', 'M', 'G', 'P', 0 };
+	char *p = post;
+
+	do {
+		if (val & 1023)
+			break;
+
+		val >>= 10;
+		p++;
+	} while (*p);
+
+	snprintf(buf, 31, "%u%c", val, *p);
+	return buf;
 }
 
 /*
@@ -539,8 +550,8 @@ static void fixup_options(struct thread_data *td)
  */
 static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
 {
-	char *ddir_str[] = { "read", "write", "randread", "randwrite",
-			     "rw", NULL, "randrw" };
+	const char *ddir_str[] = { "read", "write", "randread", "randwrite",
+				   "rw", NULL, "randrw" };
 	struct stat sb;
 	int numjobs, ddir, i;
 	struct fio_file *f;
@@ -565,8 +576,6 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
 	if (td->odirect)
 		td->io_ops->flags |= FIO_RAWIO;
 
-	fixup_options(td);
-
 	td->filetype = FIO_TYPE_FILE;
 	if (!stat(jobname, &sb)) {
 		if (S_ISBLK(sb.st_mode))
@@ -575,6 +584,8 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
 			td->filetype = FIO_TYPE_CHAR;
 	}
 
+	fixup_options(td);
+
 	if (td->filename)
 		td->nr_uniq_files = 1;
 	else
@@ -583,7 +594,6 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
 	if (td->filetype == FIO_TYPE_FILE || td->filename) {
 		char tmp[PATH_MAX];
 		int len = 0;
-		int i;
 
 		if (td->directory && td->directory[0] != '\0')
 			sprintf(tmp, "%s/", td->directory);
@@ -645,8 +655,21 @@ static int add_job(struct thread_data *td, const char *jobname, int job_add_num)
 		if (!job_add_num) {
 			if (td->io_ops->flags & FIO_CPUIO)
 				fprintf(f_out, "%s: ioengine=cpu, cpuload=%u, cpucycle=%u\n", td->name, td->cpuload, td->cpucycle);
-			else
-				fprintf(f_out, "%s: (g=%d): rw=%s, odir=%d, bs=%d-%d/%d-%d, rate=%d, ioengine=%s, iodepth=%d\n", td->name, td->groupid, ddir_str[ddir], td->odirect, td->min_bs[DDIR_READ], td->max_bs[DDIR_READ], td->min_bs[DDIR_WRITE], td->max_bs[DDIR_WRITE], td->rate, td->io_ops->name, td->iodepth);
+			else {
+				char *c1, *c2, *c3, *c4;
+
+				c1 = to_kmg(td->min_bs[DDIR_READ]);
+				c2 = to_kmg(td->max_bs[DDIR_READ]);
+				c3 = to_kmg(td->min_bs[DDIR_WRITE]);
+				c4 = to_kmg(td->max_bs[DDIR_WRITE]);
+
+				fprintf(f_out, "%s: (g=%d): rw=%s, odir=%u, bs=%s-%s/%s-%s, rate=%u, ioengine=%s, iodepth=%u\n", td->name, td->groupid, ddir_str[ddir], td->odirect, c1, c2, c3, c4, td->rate, td->io_ops->name, td->iodepth);
+
+				free(c1);
+				free(c2);
+				free(c3);
+				free(c4);
+			}
 		} else if (job_add_num == 1)
 			fprintf(f_out, "...\n");
 	}
@@ -775,12 +798,12 @@ static int str_rw_cb(void *data, const char *mem)
 		td->sequential = 0;
 		return 0;
 	} else if (!strncmp(mem, "rw", 2)) {
-		td->ddir = 0;
+		td->ddir = DDIR_READ;
 		td->iomix = 1;
 		td->sequential = 1;
 		return 0;
 	} else if (!strncmp(mem, "randrw", 6)) {
-		td->ddir = 0;
+		td->ddir = DDIR_READ;
 		td->iomix = 1;
 		td->sequential = 0;
 		return 0;
@@ -809,6 +832,22 @@ static int str_verify_cb(void *data, const char *mem)
 	return 1;
 }
 
+/*
+ * Check if mmap/mmaphuge has a :/foo/bar/file at the end. If so, return that.
+ */
+static char *get_mmap_file(const char *str)
+{
+	char *p = strstr(str, ":");
+
+	if (!p)
+		return NULL;
+
+	p++;
+	strip_blank_front(&p);
+	strip_blank_end(p);
+	return strdup(p);
+}
+
 static int str_mem_cb(void *data, const char *mem)
 {
 	struct thread_data *td = data;
@@ -816,15 +855,45 @@ static int str_mem_cb(void *data, const char *mem)
 	if (!strncmp(mem, "malloc", 6)) {
 		td->mem_type = MEM_MALLOC;
 		return 0;
-	} else if (!strncmp(mem, "shm", 3)) {
-		td->mem_type = MEM_SHM;
+	} else if (!strncmp(mem, "mmaphuge", 8)) {
+#ifdef FIO_HAVE_HUGETLB
+		/*
+		 * mmaphuge must be appended with the actual file
+		 */
+		td->mmapfile = get_mmap_file(mem);
+		if (!td->mmapfile) {
+			log_err("fio: mmaphuge:/path/to/file\n");
+			return 1;
+		}
+
+		td->mem_type = MEM_MMAPHUGE;
 		return 0;
+#else
+		log_err("fio: mmaphuge not available\n");
+		return 1;
+#endif
 	} else if (!strncmp(mem, "mmap", 4)) {
+		/*
+		 * Check if the user wants file backed memory. It's ok
+		 * if there's no file given, we'll just use anon mamp then.
+		 */
+		td->mmapfile = get_mmap_file(mem);
 		td->mem_type = MEM_MMAP;
 		return 0;
+	} else if (!strncmp(mem, "shmhuge", 7)) {
+#ifdef FIO_HAVE_HUGETLB
+		td->mem_type = MEM_SHMHUGE;
+		return 0;
+#else
+		log_err("fio: shmhuge not available\n");
+		return 1;
+#endif
+	} else if (!strncmp(mem, "shm", 3)) {
+		td->mem_type = MEM_SHM;
+		return 0;
 	}
 
-	log_err("fio: mem type: malloc, shm, mmap\n");
+	log_err("fio: mem type: malloc, shm, shmhuge, mmap, mmaphuge\n");
 	return 1;
 }
 
@@ -836,7 +905,8 @@ static int str_ioengine_cb(void *data, const char *str)
 	if (td->io_ops)
 		return 0;
 
-	log_err("fio: ioengine: { linuxaio, aio, libaio }, posixaio, sync, mmap, sgio, splice, cpu\n");
+	log_err("fio: ioengine= libaio, posixaio, sync, mmap, sgio, splice, cpu, null\n");
+	log_err("fio: or specify path to dynamic ioengine module\n");
 	return 1;
 }
 
@@ -881,7 +951,7 @@ static int str_cpumask_cb(void *data, unsigned int *val)
 /*
  * This is our [ini] type file parser.
  */
-int parse_jobs_ini(char *file, int stonewall_flag)
+static int parse_jobs_ini(char *file, int stonewall_flag)
 {
 	unsigned int global;
 	struct thread_data *td;
@@ -1009,6 +1079,7 @@ static int fill_def_thread(void)
 	def_thread.write_bw_log = write_bw_log;
 	def_thread.write_lat_log = write_lat_log;
 	def_thread.norandommap = DEF_NO_RAND_MAP;
+	def_thread.hugepage_size = DEF_HUGEPAGE_SIZE;
 #ifdef FIO_HAVE_DISK_UTIL
 	def_thread.do_disk_util = 1;
 #endif
@@ -1089,7 +1160,6 @@ static int parse_cmd_line(int argc, char *argv[])
 			break;
 		}
 		default:
-			printf("optarg <<%s>>\n", argv[optind]);
 			break;
 		}
 	}