I don't mean to hijack Ted's thread on the swap differences he's seeing between SLES 11 SP2 and SP3. I have a different issue, and his issue is more immediate.
I'll make a different thread on my issues. I'd like to get some feedback on VM SET REORDER OFF for large hosts... Jon -----Original Message----- From: Linux on 390 Port [mailto:LINUX-390@VM.MARIST.EDU] On Behalf Of Barton Robinson Sent: Wednesday, January 15, 2014 2:23 PM To: LINUX-390@VM.MARIST.EDU Subject: Re: Swap behavior change between SLES 11SP2 and 11SP3? With all of the installations (100s) i've worked with using vdisk for swap, this would be the first complaint i've heard with the exception of some bad configuration defaults. If you had really good performance management tools, I'd be happy to look at the data. On 1/15/2014 5:44 AM, Veencamp, Jonathon D. wrote: > Ted, > > I can't speak to the differences between kernels, but also I am very > interested in your thread. Our SLES10 and SLES 11 experience has been that > even with VDISK as swap on a VM system that is NOT overcommitted on memory, > that any linux swapping is just kills us with the same sort of results you > describe in your 1GB vs. 3GB test. Which is a shame, ZVM VDISK should give > us more flexibility than it seems to. > > So I will hope someone else chimes in with some VM wisdom I don't know. > > Jon Veencamp > > > ________________________________ > > The information contained in this e-mail message is intended only for the > personal and confidential use of the designated recipient(s) named above. > This message may be an attorney-client or work product communication which is > privileged and confidential. It may also contain protected health information > that is protected by federal law. If you have received this communication in > error, please notify us immediately by telephone and destroy (shred) the > original message and all attachments. Any review, dissemination, distribution > or copying of this message by any person other than the intended recipient(s) > or their authorized agents is strictly prohibited. Thank you. > > ---------------------------------------------------------------------- > For LINUX-390 subscribe / signoff / archive access instructions, > send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit > http://www.marist.edu/htbin/wlvindex?LINUX-390 > ---------------------------------------------------------------------- > For more information on Linux on System z, visit > http://wiki.linuxvm.org/ > > > ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/ ________________________________ The information contained in this e-mail message is intended only for the personal and confidential use of the designated recipient(s) named above. This message may be an attorney-client or work product communication which is privileged and confidential. It may also contain protected health information that is protected by federal law. If you have received this communication in error, please notify us immediately by telephone and destroy (shred) the original message and all attachments. Any review, dissemination, distribution or copying of this message by any person other than the intended recipient(s) or their authorized agents is strictly prohibited. Thank you. ---------------------------------------------------------------------- For LINUX-390 subscribe / signoff / archive access instructions, send email to lists...@vm.marist.edu with the message: INFO LINUX-390 or visit http://www.marist.edu/htbin/wlvindex?LINUX-390 ---------------------------------------------------------------------- For more information on Linux on System z, visit http://wiki.linuxvm.org/
