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authorJens Axboe <jaxboe@fusionio.com>2011-01-17 16:49:54 -0700
committerJens Axboe <jaxboe@fusionio.com>2011-01-17 16:49:54 -0700
commita9523c6f4a43e4bbf942ee49068fe4f052c6991d (patch)
tree9eff52e55ab7cf174ebbda1cdec1da07ac493d56
parente84b371e121ee224e02a90d01bf9074b759a409f (diff)
downloadfio-a9523c6f4a43e4bbf942ee49068fe4f052c6991d.tar.gz
fio-a9523c6f4a43e4bbf942ee49068fe4f052c6991d.tar.bz2
Add --warnings-fatal/-w option
Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
-rw-r--r--README1
-rw-r--r--fio.h1
-rw-r--r--init.c44
3 files changed, 38 insertions, 8 deletions
diff --git a/README b/README
index 3a85a8bd..2eec1a2a 100644
--- a/README
+++ b/README
@@ -129,6 +129,7 @@ $ fio
May be "always", "never" or "auto"
--section=name Only run specified section in job file
--alloc-size=kb Set smalloc pool to this size in kb (def 1024)
+ --warnings-fatal Fio parser warnings are fatal
Any parameters following the options will be assumed to be job files,
diff --git a/fio.h b/fio.h
index 05aec80d..d2cca118 100644
--- a/fio.h
+++ b/fio.h
@@ -522,6 +522,7 @@ extern char *job_section;
extern int fio_gtod_offload;
extern int fio_gtod_cpu;
extern enum fio_cs fio_clock_source;
+extern int warnings_fatal;
extern struct thread_data *threads;
diff --git a/init.c b/init.c
index 682135ba..2d467171 100644
--- a/init.c
+++ b/init.c
@@ -41,6 +41,7 @@ FILE *f_out = NULL;
FILE *f_err = NULL;
char *job_section = NULL;
char *exec_profile = NULL;
+int warnings_fatal = 0;
int write_bw_log = 0;
int read_only = 0;
@@ -135,6 +136,11 @@ static struct option l_opts[FIO_NR_OPTIONS] = {
.val = 'p',
},
{
+ .name = "warnings-fatal",
+ .has_arg = no_argument,
+ .val = 'w',
+ },
+ {
.name = NULL,
},
};
@@ -240,6 +246,7 @@ static int fixed_block_size(struct thread_options *o)
static int fixup_options(struct thread_data *td)
{
struct thread_options *o = &td->o;
+ int ret;
#ifndef FIO_HAVE_PSHARED_MUTEX
if (!o->use_thread) {
@@ -247,6 +254,7 @@ static int fixup_options(struct thread_data *td)
" mutexes, forcing use of threads. Use the 'thread'"
" option to get rid of this warning.\n");
o->use_thread = 1;
+ ret = warnings_fatal;
}
#endif
@@ -254,6 +262,7 @@ static int fixup_options(struct thread_data *td)
log_err("fio: read iolog overrides write_iolog\n");
free(o->write_iolog_file);
o->write_iolog_file = NULL;
+ ret = warnings_fatal;
}
/*
@@ -292,6 +301,7 @@ static int fixup_options(struct thread_data *td)
!o->norandommap) {
log_err("fio: Any use of blockalign= turns off randommap\n");
o->norandommap = 1;
+ ret = warnings_fatal;
}
if (!o->file_size_high)
@@ -302,6 +312,7 @@ static int fixup_options(struct thread_data *td)
log_err("fio: norandommap given for variable block sizes, "
"verify disabled\n");
o->verify = VERIFY_NONE;
+ ret = warnings_fatal;
}
if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO))
log_err("fio: bs_unaligned may not work with raw io\n");
@@ -343,28 +354,38 @@ static int fixup_options(struct thread_data *td)
((o->ratemin[0] + o->ratemin[1]) && (o->rate_iops_min[0] +
o->rate_iops_min[1]))) {
log_err("fio: rate and rate_iops are mutually exclusive\n");
- return 1;
+ ret = 1;
}
if ((o->rate[0] < o->ratemin[0]) || (o->rate[1] < o->ratemin[1]) ||
(o->rate_iops[0] < o->rate_iops_min[0]) ||
(o->rate_iops[1] < o->rate_iops_min[1])) {
log_err("fio: minimum rate exceeds rate\n");
- return 1;
+ ret = 1;
}
if (!o->timeout && o->time_based) {
log_err("fio: time_based requires a runtime/timeout setting\n");
o->time_based = 0;
+ ret = warnings_fatal;
}
if (o->fill_device && !o->size)
o->size = -1ULL;
- if (td_rw(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");
-
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->numjobs) {
+ log_info("Multiple writers may overwrite blocks that "
+ "belong to other jobs. This can cause "
+ "verification failures.\n");
+ ret = warnings_fatal;
+ }
+
o->refill_buffers = 1;
if (o->max_bs[DDIR_WRITE] != o->min_bs[DDIR_WRITE] &&
!o->verify_interval)
@@ -373,9 +394,11 @@ static int fixup_options(struct thread_data *td)
if (o->pre_read) {
o->invalidate_cache = 0;
- if (td->io_ops->flags & FIO_PIPEIO)
+ if (td->io_ops->flags & FIO_PIPEIO) {
log_info("fio: cannot pre-read files with an IO engine"
" that isn't seekable. Pre-read disabled.\n");
+ ret = warnings_fatal;
+ }
}
#ifndef FIO_HAVE_FDATASYNC
@@ -386,10 +409,11 @@ static int fixup_options(struct thread_data *td)
" this warning\n");
o->fsync_blocks = o->fdatasync_blocks;
o->fdatasync_blocks = 0;
+ ret = warnings_fatal;
}
#endif
- return 0;
+ return ret;
}
/*
@@ -982,6 +1006,7 @@ static void usage(const char *name)
printf("\t--section=name\tOnly run specified section in job file\n");
printf("\t--alloc-size=kb\tSet smalloc pool to this size in kb"
" (def 1024)\n");
+ printf("\t--warnings-fatal Fio parser warnings are fatal\n");
printf("\nFio was written by Jens Axboe <jens.axboe@oracle.com>");
printf("\n Jens Axboe <jaxboe@fusionio.com>\n");
}
@@ -1167,6 +1192,9 @@ static int parse_cmd_line(int argc, char *argv[])
ret = fio_cmd_option_parse(td, opt, val);
break;
}
+ case 'w':
+ warnings_fatal = 1;
+ break;
default:
do_exit++;
exit_val = 1;