Re: Lingo 3G (text Clustering)/Network Workbench: A Workbench for Network Scientists

2009-09-11 Thread John Summerfield
Klein, Robert (NIH/CIT) [C] wrote: One of our potential customers would like to be able to use an open source program called Lingo 3G and another program called Network Workbench. We are not able to compile Lingo3G for zLinux (Red Hat) because the source requires some x86 libraries. This is

Re: SHMALL and SHMMAX

2009-09-11 Thread Peter Oberparleiter
Deric Abel wrote: -- Shared Memory Limits max number of segments = 4096 max seg size (kbytes) = 18014398509481983 max total shared memory (kbytes) = 4611686018427386880 min seg size (bytes) = 1 I don't know about you, but that total shared memory can't be good to have that large

Re: Lingo 3G (text Clustering)/Network Workbench: A Workbench for Network Scientists

2009-09-11 Thread David Boyes
Oh, IBM may (it used to) have Zhardware available free of charge to developers for some purposes. Older hardware. With the minimum z10 requirement for newer versions of VM and Linux, there hasn't been much discussion about upgrading same.

Re: Moving a Samba directory

2009-09-11 Thread Aria Bamdad
When you cycle the samba server, all connection to the shares will be broken but the clients reconnect when they see this happen. At least for windows clients, this should be transparent unless someone tries to access your server in the exact time you are restarting it. Before you restart your

Re: Moving a Samba directory

2009-09-11 Thread Tom Duerbusch
Thanks Aria SMBSTATUS is a good thing to know. I'm not worried about syncing files using RSYNC as the only time this Samba server is updated is during 1st shiftwell, so far. I will be doing the expansion during the 3td shift. Tom Duerbusch THD Consulting Aria Bamdad a...@bsc.gwu.edu

Re: Moving a Samba directory

2009-09-11 Thread Tom Duerbusch
Thanks Mark I can slip this thru and cycle the Samba server, during a known time period where no one is actively accessing Samba files. Thanks Tom Duerbusch THD Consulting Mark Post mp...@novell.com 9/9/2009 6:14 PM On 9/9/2009 at 4:38 PM, Tom Duerbusch duerbus...@stlouiscity.com wrote:

Re: Dasd_diag_mod question

2009-09-11 Thread Larry Uher
Following is the method I used to switch a swap from FBA to DIAG.  I did not wish to use the third party SWAPGEN EXEC. 1) update /etc/init.d/boot.swap remove mkswap command    shutdown 2) update PROFILE EXEC (swaps are formatted here)    change format 162 h    to format 162 h (blksize

Re: Dasd_diag_mod question

2009-09-11 Thread Mark Post
On 9/11/2009 at 11:20 AM, Larry Uher larry...@yahoo.com wrote: Following is the method I used to switch a swap from FBA to DIAG. I did not wish to use the third party SWAPGEN EXEC. Any particular reason? I recommend it to all my z/VM customers. Mark Post

Re: Dasd_diag_mod question

2009-09-11 Thread Larry Uher
I guess my question would be why is a complex EXEC needed to do a normal system administration task?  A second question is why didn't Novell provide a straightforward method for doing this and document it in a manual (without using a complex 3rd party EXEC) ? --- On Fri, 9/11/09, Mark Post

Re: Dasd_diag_mod question

2009-09-11 Thread Mark Post
On 9/11/2009 at 11:36 AM, Larry Uher larry...@yahoo.com wrote: I guess my question would be why is a complex EXEC needed to do a normal system administration task? It's not all that complex, just a lot of parameter parsing and error checking surrounding a couple of lines of code that

Re: Dasd_diag_mod question

2009-09-11 Thread Pat Carroll
I don't consider it complex; it's very useful. Thanks to SineNomine. Patrick Carroll | Enterprise Technical Architect L.L.Bean, Inc.® | Double L St. | Freeport ME 04033 http://www.llbean.com | pcarr...@llbean.com | 207.552.2426 CONFIDENTIALITY NOTICE: This e-mail and any attachments may

Re: Dasd_diag_mod question

2009-09-11 Thread Neale Ferguson
And if you put it in your PROFILE EXEC then as soon as the guest is autologged the disk is created and the system can then be booted by the PROFILE EXEC. On 9/11/09 11:52 AM, Mark Post mp...@novell.com wrote: On 9/11/2009 at 11:36 AM, Larry Uher larry...@yahoo.com wrote: It's not all that

Re: Dasd_diag_mod question

2009-09-11 Thread Adam Thornton
On Sep 11, 2009, at 10:36 AM, Larry Uher wrote: I guess my question would be why is a complex EXEC needed to do a normal system administration task? A second question is why didn't Novell provide a straightforward method for doing this and document it in a manual (without using a complex 3rd

Re: Dasd_diag_mod question

2009-09-11 Thread Hall, Ken (GTS)
My complaint with SWAPGEN going back to when it was first announced was that it needs to know the number of blocks to format. This means that if the size or number of the vdisk(s) changes in the directory, the VM admin also has to go to the target machine's 191 disk and update the PROFILE EXEC so

Re: Dasd_diag_mod question

2009-09-11 Thread Adam Thornton
On Sep 11, 2009, at 12:02 PM, Hall, Ken (GTS) wrote: My complaint with SWAPGEN going back to when it was first announced was that it needs to know the number of blocks to format. This means that if the size or number of the vdisk(s) changes in the directory, the VM admin also has to go to the

Re: Dasd_diag_mod question

2009-09-11 Thread Pat Carroll
Changing the size isn't an issue for me; I size memory so that we *barely* swap anyway. I've never has to change the size of a vdisk. Spelling courtesy of Blackberry - Original Message - From: Linux on 390 Port LINUX-390@VM.MARIST.EDU To: LINUX-390@VM.MARIST.EDU LINUX-390@VM.MARIST.EDU

Re: Dasd_diag_mod question

2009-09-11 Thread Hall, Ken (GTS)
Didn't seem worth it. The scheme we use works fine, and didn't require us to change PROFILE EXEC on 50-odd servers. The package containing the script was rolled out with a scheduled update on the Linux side. The directory changes could be scripted through VMSecure. -Original Message-

Re: Dasd_diag_mod question

2009-09-11 Thread Hall, Ken (GTS)
We use two vdisks, plus one DASD swap. If the guest overflows the first vdisk, it's time to watch it. If it overflows the second, it's time to increase the memory. -Original Message- From: Linux on 390 Port [mailto:linux-...@vm.marist.edu] On Behalf Of Pat Carroll Sent: Friday,

Re: Dasd_diag_mod question

2009-09-11 Thread Rob van der Heij
On Fri, Sep 11, 2009 at 5:36 PM, Larry Uher larry...@yahoo.com wrote: I guess my question would be why is a complex EXEC needed to do a normal system administration task?  A second question is why didn't Novell provide a straightforward method for doing this and document it in a manual

Re: Dasd_diag_mod question

2009-09-11 Thread Harder, Pieter
There will be plenty of us reminding you on this post when you found something happened to the order of your disks in the virtual machine configuration and the mkswap wiped out your root file system or some other relevant data... That shouldn't happen if you are using udev to address them

Re: Dasd_diag_mod question

2009-09-11 Thread Adam Thornton
So, for those of you playing along at home: I'll eventually release a new VMARC, but I need to find and update the help file sources first, and I need to do the whole thing under update control and build the package, and in the meantime: I'm using the 0803 SWAPGEN as my starting point. Lines

Re: Dasd_diag_mod question

2009-09-11 Thread David Boyes
I guess my question would be why is a complex EXEC needed to do a normal system administration task?  It's a multi-step process whether you do it at the hypervisor level or inside the Linux guest, so you're going to need some kind of scripting either way. The basic Unix philosophy is write

Re: Dasd_diag_mod question

2009-09-11 Thread David Boyes
When SWAPGEN was written, the Linux distribution providers had much bigger fish to fry. When SWAPGEN was written, there WEREN'T any distribution providers for 390 (other than Marist, who definitely had other things to do). 8-) As you say, though, ain't broke, don't fix it. -- db

Re: Dasd_diag_mod question

2009-09-11 Thread Adam Thornton
On Sep 11, 2009, at 12:59 PM, David Boyes wrote: It sounds like the issue is more that it's a 3rd party tool than that it's done the way it's done. If either of the distributors wants to include SWAPGEN, we're open to discussing the idea. No one has asked. They don't even need to ask,

Re: Dasd_diag_mod question

2009-09-11 Thread David Boyes
My complaint with SWAPGEN going back to when it was first announced was that it needs to know the number of blocks to format. Actually, it needs to know how many blocks to define if you don't want to code it in the directory entry -- it always formats everything. If you put the VDISK in the

Re: Dasd_diag_mod question

2009-09-11 Thread Adam Thornton
On Sep 11, 2009, at 1:15 PM, David Boyes wrote: My complaint with SWAPGEN going back to when it was first announced was that it needs to know the number of blocks to format. Actually, it needs to know how many blocks to define if you don't want to code it in the directory entry -- it always

Re: Dasd_diag_mod question

2009-09-11 Thread O'Brien, Dennis L
I prefer running SWAPGEN under CMS before starting Linux. If my primary background were Linux, I might feel differently. Adam's fix to pick up the disk size from the directory certainly makes things easier.          Dennis O'Brien My computer beat me

Re: Dasd_diag_mod question

2009-09-11 Thread Hall, Ken (GTS)
It's a religious debate at this point. We had our reasons for doing it the way we did at the time. YMMV. -Original Message- From: Linux on 390 Port [mailto:linux-...@vm.marist.edu] On Behalf Of O'Brien, Dennis L Sent: Friday, September 11, 2009 2:52 PM To: LINUX-390@VM.MARIST.EDU

Re: Dasd_diag_mod question

2009-09-11 Thread David Boyes
If you put the VDISK in the CP directory entry and use the REUSE option, SWAPGEN will simply format what's there and write the signature on the disk. Well, NOW it will, with the change I just posted. Hmph. I'd fixed that while back, but guess I didn't commit the fix to the main