Fix "verify bad_hdr rand_seed" for requeued I/Os

[fio.git] / HOWTO.rst

diff --git a/HOWTO.rst b/HOWTO.rst
index 158c5d897e520c5d075d201cee8b10bf6fc81386..7a0535af76c08c517b0d18f26735d06b5011b7c2 100644 (file)
--- a/HOWTO.rst
+++ b/HOWTO.rst
@@ -1110,12 +1110,6 @@ I/O type
        OpenBSD and ZFS on Solaris don't support direct I/O.  On Windows the synchronous
        ioengines don't support direct I/O.  Default: false.
 
-.. option:: atomic=bool
-
-       If value is true, attempt to use atomic direct I/O. Atomic writes are
-       guaranteed to be stable once acknowledged by the operating system. Only
-       Linux supports O_ATOMIC right now.
-
 .. option:: buffered=bool
 
        If value is true, use buffered I/O. This is the opposite of the
@@ -2147,11 +2141,6 @@ I/O engine
                        before overwriting. The `trimwrite` mode works well for this
                        constraint.
 
-               **pmemblk**
-                       Read and write using filesystem DAX to a file on a filesystem
-                       mounted with DAX on a persistent memory device through the PMDK
-                       libpmemblk library.
-
                **dev-dax**
                        Read and write using device DAX to a persistent memory device (e.g.,
                        /dev/dax0.0) through the PMDK libpmem library.