Document accurately how supermin appliance uses /tmp as a cache.

[libguestfs.git] / fish / guestfish.pod

diff --git a/fish/guestfish.pod b/fish/guestfish.pod
index ed2e798..285d901 100644 (file)
--- a/fish/guestfish.pod
+++ b/fish/guestfish.pod
@@ -162,6 +162,13 @@ able to hit the tab key to complete paths on the guest filesystem, but
 this causes extra "hidden" guestfs calls to be made, so this option is
 here to allow this feature to be disabled.
 
+=item B<--echo-keys>
+
+When prompting for keys and passphrases, guestfish normally turns
+echoing off so you cannot see what you are typing.  If you are not
+worried about Tempest attacks and there is no one else in the room
+you can specify this flag to see what you are typing.
+
 =item B<-f file> | B<--file file>
 
 Read commands from C<file>.  To write pure guestfish
@@ -808,6 +815,12 @@ Used with the I<--remote> option to specify the remote guestfish
 process to control.  See section
 L</REMOTE CONTROL GUESTFISH OVER A SOCKET>.
 
+=item HEXEDITOR
+
+The L</hexedit> command uses C<$HEXEDITOR> as the external hex
+editor.  If not specified, the external L<hexedit(1)> program
+is used.
+
 =item HOME
 
 If compiled with GNU readline support, various files in the
@@ -853,9 +866,9 @@ set, it uses C<more>.
 
 Location of temporary directory, defaults to C</tmp>.
 
-If libguestfs was compiled to use the supermin appliance then each
-handle will require rather a large amount of space in this directory
-for short periods of time (~ 80 MB).  You can use C<$TMPDIR> to
+If libguestfs was compiled to use the supermin appliance then the
+real appliance is cached in this directory, shared between all
+handles belonging to the same EUID.  You can use C<$TMPDIR> to
 configure another directory to use in case C</tmp> is not large
 enough.
 
@@ -925,7 +938,8 @@ L<virt-make-fs(1)>,
 L<virt-rescue(1)>,
 L<virt-resize(1)>,
 L<virt-tar(1)>,
-L<virt-win-reg(1)>.
+L<virt-win-reg(1)>,
+L<hexedit(1)>.
 
 =head1 AUTHORS