Allow verify w/norandommap and bsrange
Only intact blocks are verified; partially-overwritten blocks
are ignored
Signed-off-by: Justin Eno <jeno@micron.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
diff --git a/HOWTO b/HOWTO
index 8da5527..0f7909d 100644
--- a/HOWTO
+++ b/HOWTO
@@ -919,10 +919,10 @@
random IO. If this option is given, fio will just get a
new random offset without looking at past io history. This
means that some blocks may not be read or written, and that
- some blocks may be read/written more than once. This option
- is mutually exclusive with verify= if and only if multiple
- blocksizes (via bsrange=) are used, since fio only tracks
- complete rewrites of blocks.
+ some blocks may be read/written more than once. If this option
+ is used with verify= and multiple blocksizes (via bsrange=),
+ only intact blocks are verified, i.e., partially-overwritten
+ blocks are ignored.
softrandommap=bool See norandommap. If fio runs with the random block map
enabled and it fails to allocate the map, if this option is
diff --git a/init.c b/init.c
index bb53a1e..c210ad2 100644
--- a/init.c
+++ b/init.c
@@ -596,8 +596,7 @@
if (o->norandommap && o->verify != VERIFY_NONE
&& !fixed_block_size(o)) {
log_err("fio: norandommap given for variable block sizes, "
- "verify disabled\n");
- o->verify = VERIFY_NONE;
+ "verify limited\n");
ret = warnings_fatal;
}
if (o->bs_unaligned && (o->odirect || td->io_ops->flags & FIO_RAWIO))