Thanks for the tip. What we are talking about at the current time is 100-200 small files (KB, not GB or even MB) per week, so performance will probably not be a factor.
If it is necessary to do any bulk transfers, we will probably use VMFTP. Regards, Richard Schuh > -----Original Message----- > From: The IBM z/VM Operating System > [mailto:ib...@listserv.uark.edu] On Behalf Of Richard Troth > Sent: Thursday, October 15, 2009 11:01 AM > To: IBMVM@LISTSERV.UARK.EDU > Subject: Re: Access Linux Files From CMS > > Agreed. > And it's not just a BFS or OpenVM thing, it is the nature of > NFS: not best for bulk transfer. > > For bulk transfer, you can use FTP (pleh!) directly to/from > CMS or you can rsync or scp with a Linux guest which plays > PUN/RDR with CMS land. > > -- R; <>< > > > > > > On Thu, Oct 15, 2009 at 12:56, Gentry, Stephen > <stephen.gen...@lafayettelife.com> wrote: > > I'd like to mention a caveat. It's been my experience that NFS and > > BFS aren't the fast thing running. It's ok for small files but for > > big files, like 2 or 3 gig and above, it is painfully slow. > > We looked at off loading some file backup processing from our open > > systems to VM and copying the files from the open system > servers to VM > > took a long time. Even with some tuning, things didn't get > much better. > > We scrapped the idea. > > Steve > > > > > > -----Original Message----- > > From: The IBM z/VM Operating System > [mailto:ib...@listserv.uark.edu] > > On Behalf Of Richard Troth > > Sent: Thursday, October 15, 2009 12:39 PM > > To: IBMVM@LISTSERV.UARK.EDU > > Subject: Re: Access Linux Files From CMS > > > > Let me second what Dave Jones said: try the CMS NFS client. > If you're > > using CMS to manage Linux guests, it's a really handy tool. For > > example, consider that Linux is running NFS to share a directory > > called "/export/stuff". You could: > > > > openvm mount /../VMBFS:VMSYS:ROOT/ / > > openvm run /bin/mkdir -m 555 -p /import/stuff > > openvm mount /../NFS:linuxhostname/export/stuff /import/stuff > > openvm getbfs /import/stuff/the.file the file a (olddate > > > > Look into the TRANS|NOTRANS option for both 'mount' and 'getbfs'. > > Look into the LIST|NOLIST and other options for 'mount'. > > And of course the REPLACE option for 'getbfs', if needed. > > VM TCP/IP client tools disk required. > > > > The CMS NFS client requires that you have a (non-NFS) byte > filesystem > > mounted as the root. (You do not need the rest of the shell and > > utilities functioning for this example, except for the 'mkdir' > > command. You do NOT need to launch a shell.) The nature of POSIX > > mounts is that there be an empty directory already at the > point where > > you want to mount. (Thus the 'mkdir' command.) > > > > -- Rick; <>< > > > > > > > > > > > > On Thu, Oct 15, 2009 at 11:28, Schuh, Richard > <rsc...@visa.com> wrote: > >> We have a need to be able to access files on a Linux > system from CMS > > in a > >> different LPAR. Never having done this, the specifics of > how to do it > > are a > >> mystery waiting to be solved. What are the steps that need > be done in > > order > >> to accomplish this? Is there a procedure for doing it documented > > somewhere, > >> a Redbook perhaps? Any pointer to speed us on our way will be > > appreciated. > >> > >> Regards, > >> Richard Schuh > >> > >> > >> > > >