#include "fio.h"
#include "parse.h"
-static char fio_version_string[] = "fio 1.17.1";
+static char fio_version_string[] = "fio 1.18.1";
#define FIO_RANDSEED (0xb1899bedUL)
static int prev_group_jobs;
+unsigned long fio_debug = 0;
+
/*
* Command line options. These will contain the above, plus a few
* extra that only pertain to fio itself and not jobs.
.has_arg = required_argument,
.val = 'e',
},
+ {
+ .name = "debug",
+ .has_arg = required_argument,
+ .val = 'd',
+ },
{
.name = NULL,
},
o->write_iolog_file = NULL;
}
- if (td->io_ops->flags & FIO_SYNCIO)
- o->iodepth = 1;
- else {
- if (!o->iodepth)
- o->iodepth = o->open_files;
- }
-
/*
* only really works for sequential io for now, and with 1 file
*/
o->time_based = 0;
}
+ if (o->fill_device && !o->size)
+ o->size = ULONG_LONG_MAX;
+
+ if (td_rw(td) && td->o.verify != VERIFY_NONE)
+ log_info("fio: mixed read/write workload with verify. May not "
+ "work as expected, unless you pre-populated the file\n");
+
return 0;
}
return 0;
}
-static void usage(void)
+static void usage(const char *name)
{
printf("%s\n", fio_version_string);
+ printf("%s [options] [job options] <job file(s)>\n", name);
+ printf("\t--debug=options\tEnable debug logging\n");
printf("\t--output\tWrite output to file\n");
printf("\t--timeout\tRuntime in seconds\n");
printf("\t--latency-log\tGenerate per-job latency logs\n");
printf("\t \tMay be \"always\", \"never\" or \"auto\"\n");
}
+#ifdef FIO_INC_DEBUG
+struct debug_level debug_levels[] = {
+ { .name = "process", .shift = FD_PROCESS, },
+ { .name = "file", .shift = FD_FILE, },
+ { .name = "io", .shift = FD_IO, },
+ { .name = "mem", .shift = FD_MEM, },
+ { .name = "blktrace", .shift = FD_BLKTRACE },
+ { .name = "verify", .shift = FD_VERIFY },
+ { },
+};
+
+static void set_debug(const char *string)
+{
+ struct debug_level *dl;
+ char *p = (char *) string;
+ char *opt;
+ int i;
+
+ if (!strcmp(string, "?") || !strcmp(string, "help")) {
+ int i;
+
+ log_info("fio: dumping debug options:");
+ for (i = 0; debug_levels[i].name; i++) {
+ dl = &debug_levels[i];
+ log_info("%s,", dl->name);
+ }
+ log_info("all\n");
+ return;
+ } else if (!strcmp(string, "all")) {
+ fio_debug = ~0UL;
+ return;
+ }
+
+ while ((opt = strsep(&p, ",")) != NULL) {
+ int found = 0;
+
+ for (i = 0; debug_levels[i].name; i++) {
+ dl = &debug_levels[i];
+ if (!strncmp(opt, dl->name, strlen(opt))) {
+ log_info("fio: set debug option %s\n", opt);
+ found = 1;
+ fio_debug |= (1UL << dl->shift);
+ break;
+ }
+ }
+
+ if (!found)
+ log_err("fio: debug mask %s not found\n", opt);
+ }
+}
+#else
+static void set_debug(const char *string)
+{
+ log_err("fio: debug tracing not included in build\n");
+}
+#endif
+
static int parse_cmd_line(int argc, char *argv[])
{
struct thread_data *td = NULL;
terse_output = 1;
break;
case 'h':
- usage();
+ usage(argv[0]);
exit(0);
case 'c':
exit(fio_show_option_help(optarg));
else if (!strcmp("never", optarg))
eta_print = FIO_ETA_NEVER;
break;
+ case 'd':
+ set_debug(optarg);
+ break;
case FIO_GETOPT_JOB: {
const char *opt = long_options[lidx].name;
char *val = optarg;
return ini_idx;
}
-
int parse_options(int argc, char *argv[])
{
int job_files, i;
return 0;
log_err("No jobs defined(s)\n");
+ usage(argv[0]);
return 1;
}