#include "lib/getopt.h"
-static char fio_version_string[] = "fio 1.50.1";
+static char fio_version_string[] = "fio 1.52";
#define FIO_RANDSEED (0xb1899bedUL)
unsigned long long mlock_size = 0;
FILE *f_out = NULL;
FILE *f_err = NULL;
-char *job_section = NULL;
+char **job_sections = NULL;
+int nr_job_sections = 0;
char *exec_profile = NULL;
int warnings_fatal = 0;
o->size = -1ULL;
if (o->verify != VERIFY_NONE) {
- if (td_rw(td)) {
- log_info("fio: mixed read/write workload with verify. "
- "May not work as expected, unless you "
- "pre-populated the file\n");
- ret = warnings_fatal;
- }
if (td_write(td) && o->do_verify && o->numjobs > 1) {
log_info("Multiple writers may overwrite blocks that "
"belong to other jobs. This can cause "
return 1;
}
-void td_fill_rand_seeds(struct thread_data *td)
+static void td_fill_rand_seeds_os(struct thread_data *td)
{
os_random_seed(td->rand_seeds[0], &td->bsrange_state);
os_random_seed(td->rand_seeds[1], &td->verify_state);
os_random_seed(td->rand_seeds[4], &td->random_state);
}
+static void td_fill_rand_seeds_internal(struct thread_data *td)
+{
+ init_rand_seed(&td->__bsrange_state, td->rand_seeds[0]);
+ init_rand_seed(&td->__verify_state, td->rand_seeds[1]);
+ init_rand_seed(&td->__rwmix_state, td->rand_seeds[2]);
+
+ if (td->o.file_service_type == FIO_FSERVICE_RANDOM)
+ init_rand_seed(&td->__next_file_state, td->rand_seeds[3]);
+
+ init_rand_seed(&td->__file_size_state, td->rand_seeds[5]);
+ init_rand_seed(&td->__trim_state, td->rand_seeds[6]);
+
+ if (!td_random(td))
+ return;
+
+ if (td->o.rand_repeatable)
+ td->rand_seeds[4] = FIO_RANDSEED * td->thread_number;
+
+ init_rand_seed(&td->__random_state, td->rand_seeds[4]);
+}
+
+void td_fill_rand_seeds(struct thread_data *td)
+{
+ if (td->o.use_os_rand)
+ td_fill_rand_seeds_os(td);
+ else
+ td_fill_rand_seeds_internal(td);
+}
+
/*
* Initialize the various random states we need (random io, block size ranges,
* read/write mix, etc).
static int skip_this_section(const char *name)
{
- if (!job_section)
+ int i;
+
+ if (!nr_job_sections)
return 0;
if (!strncmp(name, "global", 6))
return 0;
- return strcmp(job_section, name);
+ for (i = 0; i < nr_job_sections; i++)
+ if (!strcmp(job_sections[i], name))
+ return 0;
+
+ return 1;
}
static int is_empty_or_comment(char *line)
if (set_debug(optarg))
do_exit++;
break;
- case 'x':
+ case 'x': {
+ size_t new_size;
+
if (!strcmp(optarg, "global")) {
log_err("fio: can't use global as only "
"section\n");
exit_val = 1;
break;
}
- if (job_section)
- free(job_section);
- job_section = strdup(optarg);
+ new_size = (nr_job_sections + 1) * sizeof(char *);
+ job_sections = realloc(job_sections, new_size);
+ job_sections[nr_job_sections] = strdup(optarg);
+ nr_job_sections++;
break;
+ }
case 'p':
exec_profile = strdup(optarg);
break;