TECHNICAL INFORMATION DOCUMENT

TITLE:  TF2133 - /usr/lib/fs/nfs/mount patch
DATE:  12OCT95
README FOR:  TF2133
PRODUCT and VERSION:

UnixWare 2.01

Installation Instructions:  

DATATYPE: datastream

1.  Download the tf2133.Z and tf2133.txt files to the /tmp directory
    on your machine.

2.  Read the release notes contained in this file and follow the 
    instuctions to add the package to your system.

3.  Now become root, uncompress the file and add the package to your 
    system using the following commands:

        $ su
        # uncompress /tmp/tf2133.Z
        # pkgadd -d /tmp/tf2133

ENGINEERING RELEASE NOTES
-------------------------

Title
-----

PTF2133 - /usr/lib/fs/nfs/mount patch

Product And Version
--------------------

UnixWare 2.01, UnixWare 2.02

Abstract
--------

This patch installs the following updated file:

	/usr/lib/fs/nfs/mount

Symptom
--------

This ptf fixes a problem that occurs when nfs mountall is executed 
simultaneously among more than 10 systems. 
Under these circumstances, some of the systems may report 
a mount failure.

SOLUTION SPECIFICS
------------------

General Description.
-------------------

This patch modified the handling of clnt_call() of nfs mount command.
When a timeout occurs, clnt_call() will retry the same transport
service 5 times before it reports a failure.

New Features.
------------

None

Software Notes and Recommendations.
----------------------------------

	This PTF can be installed on UnixWare 2.01 thru 2.02 systems which
	have the Network File System Utilities (nfs) package installed.  

Testing of the modified software contained in this package has been
conducted only to the extent necessary to confirm that it resolves the
problem(s) stated above ("Symptom").  Such testing consists of
recreating the problem conditions and verifying that the problem no 
longer occurs.  No other testing of this software has been done.

Hardware Notes and Recommendations.
----------------------------------

This PTF is targeted for the i386, i486 and Pentium CPU's.