X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;ds=sidebyside;f=options.c;h=e8d1a3abbbf931229b83845170e1f33dec2d55bf;hb=3b973af558aa0802e2c8193e9afac4cd49af3ca0;hp=7431ed8cf188e360760fb0e8ac21bbaee6ec399e;hpb=84e893fd54a0895b9eadd8b4c62243faf19c9305;p=fio.git

diff --git a/options.c b/options.c
index 7431ed8c..e8d1a3ab 100644
--- a/options.c
+++ b/options.c
@@ -1410,6 +1410,8 @@ static int str_size_cb(void *data, unsigned long long *__val)
 	if (parse_is_percent(v)) {
 		td->o.size = 0;
 		td->o.size_percent = -1ULL - v;
+		dprint(FD_PARSE, "SET size_percent %d\n",
+					td->o.size_percent);
 	} else
 		td->o.size = v;
 
@@ -1460,6 +1462,39 @@ static int str_write_hist_log_cb(void *data, const char *str)
 	return 0;
 }
 
+/*
+ * str is supposed to be a substring of the strdup'd original string,
+ * and is valid only if it's a regular file path.
+ * This function keeps the pointer to the path as needed later.
+ *
+ * "external:/path/to/so\0" <- original pointer updated with strdup'd
+ * "external\0"             <- above pointer after parsed, i.e. ->ioengine
+ *          "/path/to/so\0" <- str argument, i.e. ->ioengine_so_path
+ */
+static int str_ioengine_external_cb(void *data, const char *str)
+{
+	struct thread_data *td = cb_data_to_td(data);
+	struct stat sb;
+	char *p;
+
+	if (!str) {
+		log_err("fio: null external ioengine path\n");
+		return 1;
+	}
+
+	p = (char *)str; /* str is mutable */
+	strip_blank_front(&p);
+	strip_blank_end(p);
+
+	if (stat(p, &sb) || !S_ISREG(sb.st_mode)) {
+		log_err("fio: invalid external ioengine path \"%s\"\n", p);
+		return 1;
+	}
+
+	td->o.ioengine_so_path = p;
+	return 0;
+}
+
 static int rw_verify(struct fio_option *o, void *data)
 {
 	struct thread_data *td = cb_data_to_td(data);
@@ -1808,8 +1843,13 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .help = "DAX Device based IO engine",
 			  },
 #endif
+			  {
+			    .ival = "filecreate",
+			    .help = "File creation engine",
+			  },
 			  { .ival = "external",
 			    .help = "Load external engine (append name)",
+			    .cb = str_ioengine_external_cb,
 			  },
 		},
 	},
@@ -1879,6 +1919,17 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.category = FIO_OPT_C_IO,
 		.group	= FIO_OPT_G_IO_BASIC,
 	},
+	{
+		.name	= "serialize_overlap",
+		.lname	= "Serialize overlap",
+		.off1	= offsetof(struct thread_options, serialize_overlap),
+		.type	= FIO_OPT_BOOL,
+		.help	= "Wait for in-flight IOs that collide to complete",
+		.parent	= "iodepth",
+		.def	= "0",
+		.category = FIO_OPT_C_IO,
+		.group	= FIO_OPT_G_IO_BASIC,
+	},
 	{
 		.name	= "io_submit_mode",
 		.lname	= "IO submit mode",
@@ -1967,6 +2018,17 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.category = FIO_OPT_C_IO,
 		.group	= FIO_OPT_G_INVALID,
 	},
+	{
+		.name	= "offset_align",
+		.lname	= "IO offset alignment",
+		.type	= FIO_OPT_INT,
+		.off1	= offsetof(struct thread_options, start_offset_align),
+		.help	= "Start IO from this offset alignment",
+		.def	= "0",
+		.interval = 512,
+		.category = FIO_OPT_C_IO,
+		.group	= FIO_OPT_G_INVALID,
+	},
 	{
 		.name	= "offset_increment",
 		.lname	= "IO offset increment",
@@ -2267,9 +2329,13 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .oval = FIO_FSERVICE_PARETO,
 			    .help = "Pareto randomized",
 			  },
+			  { .ival = "normal",
+			    .oval = FIO_FSERVICE_GAUSS,
+			    .help = "Normal (Gaussian) randomized",
+			  },
 			  { .ival = "gauss",
 			    .oval = FIO_FSERVICE_GAUSS,
-			    .help = "Normal (Gaussian) distribution",
+			    .help = "Alias for normal",
 			  },
 			  { .ival = "roundrobin",
 			    .oval = FIO_FSERVICE_RR,
@@ -2283,14 +2349,14 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.parent = "nrfiles",
 		.hide	= 1,
 	},
-#ifdef CONFIG_POSIX_FALLOCATE
+#ifdef FIO_HAVE_ANY_FALLOCATE
 	{
 		.name	= "fallocate",
 		.lname	= "Fallocate",
 		.type	= FIO_OPT_STR,
 		.off1	= offsetof(struct thread_options, fallocate_mode),
 		.help	= "Whether pre-allocation is performed when laying out files",
-		.def	= "posix",
+		.def	= "native",
 		.category = FIO_OPT_C_FILE,
 		.group	= FIO_OPT_G_INVALID,
 		.posval	= {
@@ -2298,10 +2364,16 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .oval = FIO_FALLOCATE_NONE,
 			    .help = "Do not pre-allocate space",
 			  },
+			  { .ival = "native",
+			    .oval = FIO_FALLOCATE_NATIVE,
+			    .help = "Use native pre-allocation if possible",
+			  },
+#ifdef CONFIG_POSIX_FALLOCATE
 			  { .ival = "posix",
 			    .oval = FIO_FALLOCATE_POSIX,
 			    .help = "Use posix_fallocate()",
 			  },
+#endif
 #ifdef CONFIG_LINUX_FALLOCATE
 			  { .ival = "keep",
 			    .oval = FIO_FALLOCATE_KEEP_SIZE,
@@ -2313,20 +2385,22 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 			    .oval = FIO_FALLOCATE_NONE,
 			    .help = "Alias for 'none'",
 			  },
+#ifdef CONFIG_POSIX_FALLOCATE
 			  { .ival = "1",
 			    .oval = FIO_FALLOCATE_POSIX,
 			    .help = "Alias for 'posix'",
 			  },
+#endif
 		},
 	},
-#else	/* CONFIG_POSIX_FALLOCATE */
+#else	/* FIO_HAVE_ANY_FALLOCATE */
 	{
 		.name	= "fallocate",
 		.lname	= "Fallocate",
 		.type	= FIO_OPT_UNSUPPORTED,
 		.help	= "Your platform does not support fallocate",
 	},
-#endif /* CONFIG_POSIX_FALLOCATE */
+#endif /* FIO_HAVE_ANY_FALLOCATE */
 	{
 		.name	= "fadvise_hint",
 		.lname	= "Fadvise hint",
@@ -3178,8 +3252,8 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.type	= FIO_OPT_INT,
 		.off1	= offsetof(struct thread_options, nice),
 		.help	= "Set job CPU nice value",
-		.minval	= -19,
-		.maxval	= 20,
+		.minval	= -20,
+		.maxval	= 19,
 		.def	= "0",
 		.interval = 1,
 		.category = FIO_OPT_C_GENERAL,
@@ -3993,6 +4067,7 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.parent	= "buffer_compress_percentage",
 		.hide	= 1,
 		.help	= "Size of compressible region in buffer",
+		.def	= "512",
 		.interval = 256,
 		.category = FIO_OPT_C_IO,
 		.group	= FIO_OPT_G_IO_BUF,
@@ -4017,6 +4092,18 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.off1	= offsetof(struct thread_options, clat_percentiles),
 		.help	= "Enable the reporting of completion latency percentiles",
 		.def	= "1",
+		.inverse = "lat_percentiles",
+		.category = FIO_OPT_C_STAT,
+		.group	= FIO_OPT_G_INVALID,
+	},
+	{
+		.name	= "lat_percentiles",
+		.lname	= "IO latency percentiles",
+		.type	= FIO_OPT_BOOL,
+		.off1	= offsetof(struct thread_options, lat_percentiles),
+		.help	= "Enable the reporting of IO latency percentiles",
+		.def	= "0",
+		.inverse = "clat_percentiles",
 		.category = FIO_OPT_C_STAT,
 		.group	= FIO_OPT_G_INVALID,
 	},
@@ -4364,17 +4451,6 @@ struct fio_option fio_options[FIO_MAX_OPTS] = {
 		.category = FIO_OPT_C_IO,
 		.group	= FIO_OPT_G_IO_FLOW,
 	},
-	{
-		.name	= "skip_bad",
-		.lname	= "Skip operations against bad blocks",
-		.type	= FIO_OPT_BOOL,
-		.off1	= offsetof(struct thread_options, skip_bad),
-		.help	= "Skip operations against known bad blocks.",
-		.hide	= 1,
-		.def	= "0",
-		.category = FIO_OPT_C_IO,
-		.group	= FIO_OPT_G_MTD,
-	},
 	{
 		.name   = "steadystate",
 		.lname  = "Steady state threshold",