Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-14 Thread Aria Bamdad
Marcy, thank you for pointing that out. I have that in my documentation since SLES12 also but when I checked, I noticed that for the server I upgraded from 12 to 15, this option was commented out! I also add SUSE_REMOVE_LINUX_ROOT_PARAM="true" but this option was still there. So it turns

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-13 Thread Aria Bamdad
. Aria Quoting Peter Oberparleiter : On 08.10.2021 18:08, Aria Bamdad wrote: Quoting Peter Oberparleiter : Peter, thank you for your excellent analysis and clarification of how this works. It now makes perfect sense to me. I'm glad that you found the information I provided to be helpful

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-08 Thread Aria Bamdad
Quoting Mark Post : On 10/8/21 2:10 PM, Alan Altmark wrote: The UUID only needs to be unique within a virtual server. I think the trick here is to use a cloning guest that links to the disk you want to clone so that the UUID is never duplicated within the owning guest. The cloning guest will

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-08 Thread Aria Bamdad
Quoting Peter Oberparleiter : Peter, thank you for your excellent analysis and clarification of how this works. It now makes perfect sense to me. Based on your comments, I have a few questions/comments: The moment that you enable the cloned disk in Linux, the system is in an inconsistent

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-04 Thread Aria Bamdad
re not mounted. But the flag itself could be false. -- R; <>< On 10/3/21 11:10 AM, Aria Bamdad wrote: > Thanks Alan. In all cases, the cloning is done with server down so this is > not caused because of that. Also, note that I said all you have to do is > form

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-03 Thread Aria Bamdad
Sent: Sunday, October 3, 2021 11:00 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Warning if upgrading SLES12 to SLES15 SP3 On Friday, 10/01/2021 at 08:20 GMT, "Aria Bamdad" wrote: > It seems that there may be a problem with the new s390-tools chzdev command > at the least. Consid

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-02 Thread Aria Bamdad
type of filesystem? If EXT2,3,4 family, 'tune2fs' ellegedly lets you change the UUID. On Fri, Oct 1, 2021, 16:20 Aria Bamdad wrote: > Hi all, > > Over a month has gone by since I reported this failing to boot issue (read > below) to SUSE and so far, nothing. They did sa

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-10-01 Thread Aria Bamdad
Message- From: Linux on 390 Port On Behalf Of Aria Bamdad Sent: Thursday, August 19, 2021 3:18 PM To: LINUX-390@VM.MARIST.EDU Subject: [LINUX-390] Warning if upgrading SLES12 to SLES15 SP3 Hi, I found yesterday a problem which could result in a server failing to boot once it is upgraded from

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-08-20 Thread Aria Bamdad
Quoting Mark Post : On 8/19/21 6:34 PM, Marcy Cortes wrote: Thanks for the heads up Aria! We have a lot of them that upgraded from 12 to Sp1, then sp2, and now SP3 is being tested. Many have the 41's and 51's. We'll look for this and report it if it happens here too. Rather than wait for

Re: Warning if upgrading SLES12 to SLES15 SP3

2021-08-20 Thread Aria Bamdad
Quoting Mark Post : On 8/19/21 6:17 PM, Aria Bamdad wrote: The upgrade to SP3 appears to cause a change in the udev definitions for the DASD defined on the server (in /etc/udev/rules.d) . For SLES 12 systems, these rules are 51-dasd-0.0.0xxx.rules files but it seems that for SLES15

Warning if upgrading SLES12 to SLES15 SP3

2021-08-19 Thread Aria Bamdad
Hi, I found yesterday a problem which could result in a server failing to boot once it is upgraded from SLES 12 to 15 and then to recently released SP3. I thought I should warn those here just in case. My environment is running under z/VM, the servers use defined minidisks for /, /usr and /var

Re: SLES 15 SP2 kernel issue with random number generator (crng)

2020-12-21 Thread Aria Bamdad
Of Aria Bamdad Sent: Friday, December 18, 2020 9:58 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: [LINUX-390] SLES 15 SP2 kernel issue with random number generator (crng) Thank you Berthold. I am running on a z13s but I am saving up for at z15! No special crypto express hardware either other than CPICF

Re: SLES 15 SP2 kernel issue with random number generator (crng)

2020-12-18 Thread Aria Bamdad
op haveged dd if=/dev/random of=/dev/null bs=1k count=2 Unfortunately it is hard to debug further or give more hints without more detail of the setup. Hope that helped a bit. Berthold Am Wed, 16 Dec 2020 10:30:09 -0500 schrieb Aria Bamdad : > Thanks Neale. No, rng-tools is not an avai

Re: SLES 15 SP2 kernel issue with random number generator (crng)

2020-12-16 Thread Aria Bamdad
Thanks Neale. No, rng-tools is not an available package for SLES15. That's why I tried haveged which was what was installed on SLES12 and is still available for 15 but when you install 15 fresh, it does not install haveged. SUSE support says that engineering is working on the issue but

Re: SLES 15 SP2 kernel issue with random number generator (crng)

2020-12-15 Thread Aria Bamdad
issues. -Original Message- From: Linux on 390 Port On Behalf Of Aria Bamdad Sent: Tuesday, December 15, 2020 10:53 AM To: LINUX-390@VM.MARIST.EDU Subject: [LINUX-390] SLES 15 SP2 kernel issue with random number generator (crng) Hi, At a point during SLES15 SP2 release, an update

SLES 15 SP2 kernel issue with random number generator (crng)

2020-12-15 Thread Aria Bamdad
Hi, At a point during SLES15 SP2 release, an update to the kernel switched to the new crng random number generator. This is causing the random number generator to take 2 minutes on my system to generate enough entropy, causing the message: "kernel: random: crng init done" to appear about 2

Re: Cif mount

2020-04-20 Thread Aria Bamdad
@VM.MARIST.EDU Subject: Re: Cif mount Thank you Is it possible to mount cif with multiple uid at once ? On Thu, 16 Apr, 2020, 5:54 PM Aria Bamdad, wrote: > Peter, > > I don't know if your windows file server is a Samba also or it is actually > a windows server. In my environment,

Re: Cif mount

2020-04-16 Thread Aria Bamdad
Peter, I don't know if your windows file server is a Samba also or it is actually a windows server. In my environment, I use SAMBA as the file server and then on the Linux side, I use the uid= and gid= arguments of the cifs mount to force specific user/groups. Perhaps that may be of help in

Re: Please read if you use TSM on Linux for system z

2019-01-11 Thread Aria Bamdad
Looks like the link was broken in my original e-mail You can use the following by cut/pasting into your browser: www.ibm.com/developerworks/rfe/execute?use_case=viewRfe_ID=128520 Or you can search for RFE ID: 128520 -- For

Please read if you use TSM on Linux for system z

2019-01-11 Thread Aria Bamdad
Cross-posted to Linux-390 and IBMVM lists Those of you who use TSM as a backup/archive software for Linux on z clients should be aware of a major deficiency that has been introduced since TSM version 8.1.2. IBM has implemented "enhanced security" for TSM and in the process disabled the web

Re: SUSE SLES 12 missing PHP extensions

2018-09-27 Thread Aria Bamdad
Of Mark Post Sent: Friday, September 21, 2018 7:20 PM To: LINUX-390@VM.MARIST.EDU Subject: Re: SUSE SLES 12 missing PHP extensions >>> On 1/2/2018 at 02:42 PM, Aria Bamdad wrote: > Hi, > > > > I have an application that requires the PHP-Tidy extension among others. &

Re: Bug with XFS and SLES 12SP3 kernel-default-4.4.131-94.29-default

2018-05-25 Thread Aria Bamdad
My SUSE support rep sent this link that describes the problem https://www.suse.com/support/kb/doc/?id=7021379 Aria -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Mark Pace Sent: Thursday, May 24, 2018 2:38 PM To: LINUX-390@VM.MARIST.EDU

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Aria Bamdad
>​I am not any kind of Linux internals wizzard. But this exploit takes >advantage of a _HARDWARD_ flaw in the Intel CPU. Linux on z does not run on >an _Intel_ chip. The story, that I've read at least, specifically mentions >that​ most AMD chips are not affected; nor are ARM chips. So why would

Re: Meltdown/Spectre; Linux on z affected?

2018-01-04 Thread Aria Bamdad
Here is an article that answers some of your questions: http://news.softpedia.com/news/red-hat-says-security-updates-for-meltdown-sp ectre-bugs-may-affect-performance-519214.shtml -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Guest, Darren

SUSE SLES 12 missing PHP extensions

2018-01-02 Thread Aria Bamdad
Hi, I have an application that requires the PHP-Tidy extension among others. Previously with SLES 11, this extension, among others was provided by SUSE for PHP 5.2 that came with SLES 11. Now with SLES 12, PHP 5.5 and 7 are available but for some unknown reason, this extension and other were

Re: Kernel 4.4.82 and XFS file system warning - 4.4.92

2017-11-02 Thread Aria Bamdad
@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Mittwoch, 20. September 2017 15:13 To: LINUX-390@VM.MARIST.EDU Subject: Re: Kernel 4.4.82 and XFS file system warning I suggest you create a ticket anyway. The more people have the problem, the higher the priority and the more likely they correct all the bugs

Re: RHEL 7.4 - Difficulties

2017-10-20 Thread Aria Bamdad
Regarding your question #1, this may help: https://esuareznotes.wordpress.com/2014/07/11/change-default-network-name-to-old-eth0-on-rhel-7-fedora-19-above/ -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Friday, October 20

Re: RHEL 7.4 - Difficulties

2017-10-20 Thread Aria Bamdad
Hi, I am not a Redhat expert so can't comment on #1. But for #2, no, you do not want to delete those tempfs file systems. This is how the kernel keeps track of things. These are in memory temporary file systems that are created at boot and disappear at shutdown. Leave these alone. Aria

Re: Kernel 4.4.82 and XFS file system warning

2017-09-20 Thread Aria Bamdad
Hope a non-temporary patch is available very soon... Thanks Again __R From: Linux on 390 Port [LINUX-390@VM.MARIST.EDU] on behalf of Aria Bamdad [a...@bsc.gwu.edu] Sent: 19 September 2017 20:13 To: LINUX-390@VM.MARIST.EDU Subject: Kernel 4.4.82 and XFS f

Kernel 4.4.82 and XFS file system warning

2017-09-19 Thread Aria Bamdad
Hi, Just a heads up, if you are upgrading to SUSE SLES 12 SP3 with kernel 4.4.82, be aware that there is a known kernel bug that prevents the system from mounting an XFS file system at or after boot with error: Torn write (CRC failure). The bug is not there for prior kernel levels and in SP2

Re: Upgrade of SLES 11 SP4 to SLES 12 SP2 on System z

2017-08-24 Thread Aria Bamdad
Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Thursday, August 24, 2017 11:37 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Upgrade of SLES 11 SP4 to SLES 12 SP2 on System z Hi Harley, My environment is not the same as yours and I don't use

Re: Upgrade of SLES 11 SP4 to SLES 12 SP2 on System z

2017-08-24 Thread Aria Bamdad
Hi Harley, My environment is not the same as yours and I don't use a complete parameter file like you do but I noticed that you said you are upgrading from 11 to 12, but I don't see the 'upgrade=1' parameter among your parameter list. The SUSE upgrade manual for z says you need that parameter

Re: xfs oddity

2017-06-22 Thread Aria Bamdad
Hi, Probably not related but I did a search and found this recently reported bug on xfs-progs 4.5.0-9 https://bugzilla.redhat.com/show_bug.cgi?id=1458670 But it relates to sector size 4k. On your output below, it appears that your sector size is 512 bytes. However, on my system, when I look

Re: SLES 11 under z/VM clock incorrectly set at boot

2016-11-30 Thread Aria Bamdad
>This would probably be a good thing to be discussed in the Linux Device >Driver and Command Reference book. > >Alan Altmark I agree. I also think it would be good to mention it in the virtualization cookbooks. AFAIK, I don't see any reference to this anywhere in the manuals that I have looked

Re: SLES 11 under z/VM clock incorrectly set at boot

2016-11-30 Thread Aria Bamdad
ltm...@us.ibm.com> wrote: > On Tuesday, 11/29/2016 at 08:56 GMT, Aria Bamdad <a...@bsc.gwu.edu> wrote: > > When you say the virtual TOD is on UTC, do you mean that even if I IPL > > z/VM using > > the local time and timezone, the TOD reported to Linux is in UTC? &

Re: SLES 11 under z/VM clock incorrectly set at boot

2016-11-29 Thread Aria Bamdad
Quoting Alan Altmark <alan_altm...@us.ibm.com>: On Tuesday, 11/29/2016 at 08:18 GMT, Aria Bamdad <a...@bsc.gwu.edu> wrote: I am reaching out to the community regarding a problem that I have observed since SLES 9 and I wanted to reach out to see if others observe what we do.

SLES 11 under z/VM clock incorrectly set at boot

2016-11-29 Thread Aria Bamdad
Hi, I am reaching out to the community regarding a problem that I have observed since SLES 9 and I wanted to reach out to see if others observe what we do. We run z/VM on local time (Eastern US) with the appropriate timezone. We setup SLES 11 (SP4) via Yast -> System -> Date and time, set the

Re: SLES 11 SP4 - Kernel locking up

2016-08-17 Thread Aria Bamdad
Of Aria Bamdad Sent: Wednesday, August 17, 2016 9:11 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: [LINUX-390] SLES 11 SP4 - Kernel locking up Does anyone know what kernel level this bug has been fixed in or can you provide a link to an issue that I can monitor? Thanks, Aria -Original

Re: SLES 11 SP4 - Kernel locking up

2016-08-17 Thread Aria Bamdad
Does anyone know what kernel level this bug has been fixed in or can you provide a link to an issue that I can monitor? Thanks, Aria -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Marcy Cortes Sent: Wednesday, August 03, 2016 5:30 PM To:

Re: SLES 12 - to btrfs or not to btrfs

2016-08-16 Thread Aria Bamdad
Marcy you also asked about xfs. We use xfs for our data storage volumes (user data file systems) and have been very happy with it. It is faster than ext3 and much faster with respect to fsck at boot time. Larger ext3 file systems would take a very long time to fsck at boot time and were causing

Re: Status of VDISK after swap space usage

2015-12-09 Thread Aria Bamdad
Hi Ray, Once the guest touches a page in the VDISK, VM will allocate that page and keep it forever until the VDISK is destroyed. So, simply telling the guest to turn off/on the swap will not tell somehow magically release those pages. The only way I know to actually release these pages from the

Re: dasdfmt slowness

2014-03-04 Thread Aria Bamdad
Marcy, On my SLES 11-SP3 system, I can format a 65K cyl disk in a little over 12 minutes without PAV, etc. which is quite different from your 42 minutes number. Maybe this is somehow hardware related? systest:~ # time dasdfmt -f /dev/dasdk Please enter the blocksize of the formatting [4096]:

Re: dasdfmt slowness

2014-03-04 Thread Aria Bamdad
-Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Tuesday, March 04, 2014 7:19 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: [LINUX-390] dasdfmt slowness Marcy, On my SLES 11-SP3 system, I can format a 65K cyl disk in a little over 12

Re: Daylight savings time issue

2013-11-04 Thread Aria Bamdad
Shouldn't you have switched to CST instead? We just started standard time, not daylight savings time.. -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Veencamp, Jonathon D. Sent: Monday, November 04, 2013 8:12 AM To: LINUX-390@VM.MARIST.EDU

Re: Daylight savings time issue

2013-11-04 Thread Aria Bamdad
[mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Monday, November 04, 2013 7:35 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Daylight savings time issue Shouldn't you have switched to CST instead? We just started standard time, not daylight savings time.. -Original Message

Re: Daylight savings time issue

2013-11-04 Thread Aria Bamdad
by an hour CONNECT= 01:08:30 VIRTCPU= 000:00.00 TOTCPU= 000:00.01 -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Monday, November 04, 2013 7:35 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: Daylight savings time issue Shouldn't

Re: Advice on TomCat and portal tuning

2013-09-04 Thread Aria Bamdad
Martha, We have been using a supported version of Liferay (Liferay EE) for over 2 years now and have not had any problems. Currently we are on IBM JRE 1.7 and 1.6 on a dev server. We use tomcat as provided by SLES 11 SP2 and SP3. When you say 'falls over badly', can you elaborate as to what

Re: LGR guest quiesce

2012-08-31 Thread Aria Bamdad
. If there was a facility to restore disks and then resume processing where the guest left off - it might work.. But you need something to dump and restore memory/pages/etc as well. Sort of like 'hibernate' on a laptop. Scott Rohling On Thu, Aug 30, 2012 at 8:11 AM, Aria Bamdad a...@bsc.gwu.edu

Re: LGR guest quiesce

2012-08-30 Thread Aria Bamdad
17:11, Aria Bamdad a...@bsc.gwu.edu wrote: Just curious, could this functionality be used somehow to allow for a **consistent** disk snapshot using flashcopy for a live Linux guest? What I mean is that currently, we have to shutdown the guest, do the flashcopy and then restart the guest

Re: LGR guest quiesce

2012-08-30 Thread Aria Bamdad
-Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of David Boyes Sent: Thursday, August 30, 2012 3:47 PM To: LINUX-390@VM.MARIST.EDU Subject: Re: LGR guest quiesce Just curious, could this functionality be used somehow to allow for a **consistent**

Re: LGR guest quiesce

2012-08-30 Thread Aria Bamdad
Just curious, could this functionality be used somehow to allow for a **consistent** disk snapshot using flashcopy for a live Linux guest? What I mean is that currently, we have to shutdown the guest, do the flashcopy and then restart the guest. Is there a way we can tell the Linux guest to

Re: zLinux support of non-mainframe disk storage

2012-08-16 Thread Aria Bamdad
I agree with David. I had to move a TSM server form VM to some other platform. Years ago, Tivoli dropped support for TSM on VM. For years I bugged Tivoli for support of channel attached tapes on Linux on System z. No luck. Finally, I migrated all of my data from TSM on VM to a TSM on Linux

SWAPGEN problem after upgrade to SP2 on SLES-11

2012-06-13 Thread Aria Bamdad
Hi, I have found a problem with SWAPGEN once I upgraded to SLES11-sp2. I have no problem with it working on previous including SP1) versions of SLES but once I upgraded to SP2, I start seeing the following message at Linux boot: Swap area shorter than signature indicates Needless to say,

Kernel ring buffer date stams missing

2012-04-20 Thread Aria Bamdad
Hi, Anyone knows why the kernel ring buffer (dmesg) is missing the usual time stamp prefix on each line on System z? For example: SUSE SLES 11 SP1 on system z shows this: Write protected kernel read-only data: 0x10 - 0x5f While Intel (same OS) shows: [1.611026] Write

Re: Kernel ring buffer date stams missing

2012-04-20 Thread Aria Bamdad
, while the x86-64 kernel had the same option enabled? I do see those time-offset numbers at the beginning of output from other kernels on s390x, so I don't think it's a difference inherent to the architecture. On Fri, Apr 20, 2012 at 4:40 PM, Aria Bamdad a...@bsc.gwu.edu wrote: Hi, Anyone

Re: Rexx/Regina on Linux

2012-04-19 Thread Aria Bamdad
Or, here is another option: address system '(echo test line 1; echo test line 2) |mail -s test a...@bsc.gwu.edu' Aria -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Scully, William P Sent: Thursday, April 19, 2012 4:11 PM To:

Re: Rexx/Regina on Linux

2012-04-19 Thread Aria Bamdad
Instead of using the queue command, why not write your message body to a temp file and then use something like this: cat /tmp/mymessage | mail -s This is a subject line scu...@ca.com Aria -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Scully,

Re: Linux router

2012-04-13 Thread Aria Bamdad
We ran into this issue on a multi-homed Intel Linux box running Samba months about a year ago when we upgraded the server. In our case, we had to set the value for rp_filter to zero. You can read more about this change here: http://ifup.org/2011/02/03/reverse-path-filter-rp_filter-by-example/

Re: SAS

2012-03-30 Thread Aria Bamdad
Thanks for this link. I was not aware of WPS. We will seriously take a look at this product. Although R is an excellent alternative as David Boyes suggested, it is so only from a statistical analysis point of view. When it comes to data management and manipulation, it is not really a good

Re: SAS

2012-03-29 Thread Aria Bamdad
If you mean SAS the statistical software, then yes, years ago we helped test an alpha compile of their software on Linux under system z but they refused to release a GA version of their software for Linux on z. I and others made attempts to get them to release it but so far, nothing. I think if

Re: mdadm message 'wrong state in superblock' at boot

2011-06-16 Thread Aria Bamdad
@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Thursday, May 26, 2011 10:12 AM To: LINUX-390@VM.MARIST.EDU Subject: mdadm message 'wrong state in superblock' at boot Hi, I notice that in SLES 11 SP1, when you create an md device using multiple DASD as a RAID-0 striped volume, you receive

Re: z/VM page space

2011-06-13 Thread Aria Bamdad
Sam, You can take a look at the CP DRAIN command for DISK. You can tell CP to stop using a device this way. Aria -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Sam Bass Sent: Monday, June 13, 2011 3:47 PM To: LINUX-390@VM.MARIST.EDU Subject:

Re: LVM on CKD?

2011-06-08 Thread Aria Bamdad
Craig, I think, at least in SLES 10 and 11, when you create a volume and set the partition type, when you are done, the partition type switches back to Linux Native. This is also true if you create an MD device and set the partition type accordingly. Once you create the MD, if you look at the

Re: bad entry in fstab

2011-06-02 Thread Aria Bamdad
Or just link the VM minidisk with the root file system for this failing system as R/W on an working linux system, let's call that the maintenance system. On the maintenance system, enable and mount that temporary volume. Now you have a fully functional linux system and can use any tool you like

Re: bad entry in fstab

2011-06-02 Thread Aria Bamdad
then what? Bobby Bauer Center for Information Technology National Institutes of Health Bethesda, MD 20892-5628 301-594-7474 -Original Message- From: Aria Bamdad [mailto:a...@bsc.gwu.edu] Sent: Thursday, June 02, 2011 1:50 PM To: LINUX-390@VM.MARIST.EDU Subject: Re: bad entry

Re: mdadm message 'wrong state in superblock' at boot

2011-06-01 Thread Aria Bamdad
I posted this last week but got no response. Is anyone else getting such messages or is it just me? -Original Message- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Aria Bamdad Sent: Thursday, May 26, 2011 10:12 AM To: LINUX-390@VM.MARIST.EDU Subject: mdadm

Re: mdadm message 'wrong state in superblock' at boot

2011-06-01 Thread Aria Bamdad
-390@VM.MARIST.EDU] On Behalf Of Mark Post Sent: Wednesday, June 01, 2011 11:12 AM To: LINUX-390@VM.MARIST.EDU Subject: Re: mdadm message 'wrong state in superblock' at boot On 6/1/2011 at 08:54 AM, Aria Bamdad a...@bsc.gwu.edu wrote: Looking around, I found http://lists.gnu.org/archive/html

Re: mdadm message 'wrong state in superblock' at boot

2011-06-01 Thread Aria Bamdad
in superblock' at boot On 6/1/2011 at 04:13 PM, Aria Bamdad a...@bsc.gwu.edu wrote: Mark, thanks for your comments. I have a SUSE SLES maintenance plan but no support agreement so I can't report a problem (as far as I know). Is there a channel where someone without a support agreement can report

mdadm message 'wrong state in superblock' at boot

2011-05-26 Thread Aria Bamdad
Hi, I notice that in SLES 11 SP1, when you create an md device using multiple DASD as a RAID-0 striped volume, you receive the following error message at boot time when mdadm goes to start the md device or if you try to start it manually. mdadm: device 1 in /dev/md0 has wrong state in

Re: Samba authorization

2011-05-05 Thread Aria Bamdad
Samba uses the masks on the files/directories to reflect different things on different platforms. So, if you have users from say Windows accessing these shares, you don't want to be changing the file attributes without careful consideration. If you are having problems with only the owner having

Return code -5 from dasd-eckd module

2011-03-02 Thread Aria Bamdad
Hi, I noticed that in my boot log (dmesg) I see a return code of -5 when reading device features for each minidisk on this system. I am not using the DIAG module or PAV. dasd-eckd.637cf1: 0.0.0150: Reading device feature codes failed with rc=-5 dasd-eckd.90fb0d: 0.0.0150: New DASD 3390/0A

Re: Return code -5 from dasd-eckd module

2011-03-02 Thread Aria Bamdad
for advanced features are PAV or high performance FICONR. Some early devices do not provide feature codes and no advanced features are available on these devices. Makes sense. Aria From: Aria Bamdad [mailto:a...@bsc.gwu.edu] Sent: Wednesday, March 02, 2011 4:41 PM To: 'Linux on 390 Port

HIPER MCL for z10 processors

2010-06-11 Thread Aria Bamdad
Cross posted to IBMVM and Linux-390 lists. FYI : Last Friday there was a Hiper MCL released for z10 processors that addresses Linux guests running under z10 processors. If you have not seen it, you may want to investigate and have your CE apply the update. You can login to the IBM

Re: z/VM and z/OS sharing OSAs?

2010-06-02 Thread Aria Bamdad
Alan, I always wondered where those noises were coming from when I would put two subnets on one link segment. Now I know! :-) Aria -Original Message- From: Linux on 390 Port [mailto:linux-...@vm.marist.edu] On Behalf Of Ken Porowski Sent: Wednesday, June 02, 2010 12:26 PM To:

Re: z/VM and z/OS sharing OSAs?

2010-06-01 Thread Aria Bamdad
You can have multiple subnets on one segment. For example, you can have 10.1.1.x and 192.168.1.x packets using the same segment of ethernet. There is nothing that prevents you from doing it and it is not uncommon. Aria -Original Message- From: Linux on 390 Port

Re: Shared documents in Samba

2009-11-19 Thread Aria Bamdad
We do this with SAMBA on Linux so it can be done. I am not familiar with the zOS SMB but in SAMBA, there are configuration settings for types of supported locking on a share. You may want to check this on your server. Aria -Original Message- From: Linux on 390 Port

cron jobs run twice when when time changes

2009-11-02 Thread Aria Bamdad
Hi, I have the following crontab file on my SLES10 SP2 systems: SHELL=/bin/sh PATH=/usr/bin:/usr/sbin:/sbin:/bin:/usr/lib/news/bin MAILTO=root # # check scripts in cron.hourly, cron.daily, cron.weekly, and cron.monthly # -*/15 * * * * root test -x /usr/lib/cron/run-crons

Re: Renaming a volume

2009-09-25 Thread Aria Bamdad
Is there a reason why you create 3 partitions on one dasd? I would define 3 minidisks to VM on that one DASD or different ones and format each disk individually with one partition per disk. These can be freely moved to other volumes without any care. Aria -Original Message- From:

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

2009-09-09 Thread Aria Bamdad
Tom, To be safe, you want to do this while Samba is not running. When I upgrade the disks on my Samba server, I use rsync to copy the contents of the existing drive to the new drive using the -av and --delete options. You can do this during the day when the server is being used. Then just

Re: REXX for SLES 10 and 11 ?

2009-08-17 Thread Aria Bamdad
You can download the tar file from http://regina-rexx.sourceforge.net/ and make/install from that. There is no RPM. -Original Message- From: Linux on 390 Port [mailto:linux-...@vm.marist.edu] On Behalf Of Lionel Dyck Sent: Monday, August 17, 2009 4:11 PM To: LINUX-390@VM.MARIST.EDU

Re: JAVA JDK 1.6

2009-08-10 Thread Aria Bamdad
snip puts the z800 availability as starting in 2002, or 7 years ago. How many intel servers do you run with a 7 year old processor? The SLES 11 Installation Guide says you can install it on a Pentium III. That doesn't mean you want to but you could if you did want to. Pentium III was

Re: JAVA JDK 1.6

2009-08-08 Thread Aria Bamdad
I agree with Florian's comments. That's the point I was trying to make when I first replied to Mark's response. While I completely agree with Mark's comments, I do not think that they are realistic in every setting. My problem is not Java 1.5 or 1.6 availability. It is the limitation of

Re: JAVA JDK 1.6

2009-08-07 Thread Aria Bamdad
What ever you have that requires Java 1.6 should be run on SLES11. What ever you have that requires SLES10 SP2 should not be using Java 1.6. Mark Post Sometimes it's not that simple! We have lots of homemade java applications that run on SLES 10 SP2 and they don't require SLES10 or SLES11

Re: SLES11

2009-02-27 Thread Aria Bamdad
On Fri, 27 Feb 2009 12:51:01 -0500 Smith, Ann (ISD, IT) said: http://www.novell.com/linux/releasenotes/x86_64/SUSE-SLES/11/#s390x Looks like Z9 processor or newer This is really BAD NEWS. It basically says that if you want to stay current, you better be able to afford to buy a new processor.

Re: SLES11

2009-02-27 Thread Aria Bamdad
On Fri, 27 Feb 2009 15:04:55 -0600 Adam Thornton said: And although David has outlined the reasons that vendors may drop support for backlevel hardware (or software), there are *other* vendors from whom you can buy support for those things, if it's important that you have commercial support.

Re: SLES11

2009-02-27 Thread Aria Bamdad
On Fri, 27 Feb 2009 15:39:26 -0600 Adam Thornton said: I don't think the problem here is support. I think the release notes say that SLES 11 does not even run on non z9/z10 machines. Fair enough. I was reading it as I want to stay current, but I can't afford new hardware. More or less, that

Re: Z/Linux CKD DASD migration from one DASD Subsystem to another

2009-01-21 Thread Aria Bamdad
I would add one step to David's excellent procedure below. Step 2.1, make sure the guest account is logged off. Otherwise, when you renumber the virtual addresses in the following steps, these changes will not take place for the currently logged on guest. Aria. On Wed, 21 Jan 2009 13:42:07

Re: Linux version

2008-08-19 Thread Aria Bamdad
On SuSE there is the file /etc/SuSE-release that gives the information. Aria. On Tue, 19 Aug 2008 12:14:02 -0500 Stahr, Lea said: There is a command that will id the version of Linux. I tried uname -a and it did not tell me the distribution. Lea Stahr zVM, Linux and zLinux Administrator

SLES 10-SP1 upgrade to SP2 dependency message

2008-08-18 Thread Aria Bamdad
Hi, I am upgrading a SLES10-SP1 system to SP2 using the DVD image installed as an installation source. When I install the initial patches from the 'patches' directory, I receive a info box telling me Product-sles10-sp1-0-6.noarch cannot be installed due to missing dependencies There are no

Re: Running DHCP Server on a Linux guest

2008-08-04 Thread Aria Bamdad
If your guest is connected to the network using a vswitch, then did you define the vswitch as type IP or ETHERNET. I think you would need it to be ETHERNET in order to see those types of packets. Others can correct me if I am wrong. Aria. On Mon, 4 Aug 2008 16:23:38 -0500 Ryan McCain said:

Re: Document indexing on zLinux

2008-03-10 Thread Aria Bamdad
. The index will be updated as new objects (documents, etc.) are uploaded to the site. On Mon, 10 Mar 2008 19:53:22 +0100 Rob van der Heij said: On Mon, Mar 10, 2008 at 6:47 PM, Aria Bamdad [EMAIL PROTECTED] wrote: I wanted to know what others use as a tool to index binary files such as PDF, DOC

Re: Document indexing on zLinux

2008-03-10 Thread Aria Bamdad
Thanks Rob, that is one application we had not looked at. On Mon, 10 Mar 2008 22:32:06 +0100 Rob van der Heij said: On Mon, Mar 10, 2008 at 9:42 PM, Aria Bamdad [EMAIL PROTECTED] wrote: Rob, the intention was not indexing as a desktop application. We use Linux on VM to support an Apache/PHP

Linux filesystem performance

2008-02-15 Thread Aria Bamdad
Hi, I have a general Linux question that could apply to any platform. From a performance standpoint, would linux perform better if you have two filesystems each with N million files or one file system with N*2 million files on it. This would be purely the way the file systms are maintained by

Re: Cracklib library empty SLES 10

2008-01-15 Thread Aria Bamdad
On Mon, 14 Jan 2008 19:03:45 -0700 Mark Post said: On Mon, Jan 14, 2008 at 8:42 PM, in message [EMAIL PROTECTED], Aria Bamdad [EMAIL PROTECTED] wrote:=20 -snip- RPM shows the following: =20 S.5T/usr/share/cracklib/pw_dict.hwm S.5T/usr/share/cracklib/pw_dict.pwd S.5T

Cracklib library empty SLES 10

2008-01-14 Thread Aria Bamdad
Hi, It seems that the three dictionary files for cracklib (pw_dict.hwm, pw_dic.pwd and pw_dict.pwi) are empty on SLES 10-SP1 system but on a SLES 9 system they were populated when the system was installed. This causes YAST to fail adding users or changing passwords for users without any error

Re: Cracklib library empty SLES 10

2008-01-14 Thread Aria Bamdad
On Mon, 14 Jan 2008 16:39:19 -0700 Mark Post said: On Mon, Jan 14, 2008 at 6:23 PM, in message [EMAIL PROTECTED], Aria Bamdad [EMAIL PROTECTED] wrote:=20 -snip- Does anyone know how to build the dictionary files for cracklib on SLES = 10 and why they are missing to begin with? They are non

Re: Tomcat startup

2007-09-04 Thread Aria Bamdad
There were two problems with tomcat on SLES10 when it first was released. One was a message that showed in the logs about jmx.jar and licensing issues. After installing the jmx.jar in the /(catalinahome)/bin I had to add this directory to the CLASSPATH variable in the catalina.sh script. The

Re: Upgrading from SLES10 GA to SP1 in 9 Easy Steps

2007-08-01 Thread Aria Bamdad
On Tue, 31 Jul 2007 20:36:51 -0600 Mark Post said: -snip- Sorry Mark if I was unclear. I mean to say upgrading from SLES10 to SLES10-SP1. A new install of SLES10-SP1 can be done as you said but an upgrade from base release to SP1 can't be done via FTP (like it could in SLES9). That's not

Re: Upgrading from SLES10 GA to SP1 in 9 Easy Steps

2007-07-31 Thread Aria Bamdad
Mark, thanks for clarifying the procedure for SLES10 SP1 update without using a network installation server. I followed your steps and they work just fine. The only thing I would add is a step between 6 and 7 to make sure that zmd is running and is done starting otherwise this seems to cause

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