On 2020-06-23 5:59 p.m., Hayden,Robert wrote: > >> -----Original Message----- >> From: Users <users-boun...@clusterlabs.org> On Behalf Of Digimer >> Sent: Monday, April 27, 2020 5:12 PM >> To: Cluster Labs - Users <users@clusterlabs.org> >> Subject: [ClusterLabs] Warning; EL6 kernel 2.6.32-754.28.1 breaks bonding! >> >> I've confirmed that active-passive bonding is very broken on the latest >> EL6 kernel, 2.6.32-754.28.1. It works fine on 2.6.32-754.27.1 though. >> >> I've opened up an RHBZ (#1828604), but it's auto-set to private. Copy of >> the bug is in CentOS #17292 >> (https://nam01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fbug >> s.centos.org%2Fview.php%3Fid%3D17292&data=02%7C01%7Crhayden >> %40cerner.com%7C7e1191ac963a4ac80cea08d7eaf81a8b%7Cfbc493a80d2444 >> 54a815f4ca58e8c09d%7C0%7C0%7C637236223640212327&sdata=hVfkw >> 7ovswop3QLqcoindEL8BB3zJF%2FEHlHWlWe8WbE%3D&reserved=0) >> >> In short, if you use bonding and have EL6 nodes, do not upgrade to .28, >> and if you are already on .28, downgrade to .27. > > Following up. For all of us with clusters still using Linux 6.10 with > active/backup bonding, the wait is over with the release of .30.2 kernel. > > For Red Hat Enterprise Linux systems, see RHSA-2020:2430 > For Oracle Linux systems, see ELSA-2020-2430 > > We have tested this on HPE hardware with network switch port disablement. > Looks like the correction works. > > Robert
I had tested it before the bug was closed successfully, and tested the CentOS variant kernel as, as expected, it works fine as well. digimer >> Howto: >> >> # yum install kernel-2.6.32-754.27.1.el6.x86_64 >> kernel-devel-2.6.32-754.27.1.el6.x86_64 >> kernel-headers-2.6.32-754.27.1.el6.x86_64 >> >> Edit '/boot/grub/grub.conf' (or '/boot/efi/EFI/redhat/grub.conf') and >> change 'default=X' to the .27.1 kernel entry, reboot. After reboot, >> remove .28.1; >> >> -- >> Digimer >> Papers and Projects: >> https://nam01.safelinks.protection.outlook.com/?url=https%3A%2F%2Falte >> eve.com%2Fw%2F&data=02%7C01%7Crhayden%40cerner.com%7C7e1 >> 191ac963a4ac80cea08d7eaf81a8b%7Cfbc493a80d244454a815f4ca58e8c09d%7 >> C0%7C0%7C637236223640222320&sdata=Yt5Uo3VhOf2ICNen8gMcPVuY >> nyN7amYtQWEDAYlY%2B00%3D&reserved=0 >> "I am, somehow, less interested in the weight and convolutions of >> Einstein’s brain than in the near certainty that people of equal talent >> have lived and died in cotton fields and sweatshops." - Stephen Jay Gould >> _______________________________________________ >> Manage your subscription: >> https://nam01.safelinks.protection.outlook.com/?url=https%3A%2F%2Flists. >> clusterlabs.org%2Fmailman%2Flistinfo%2Fusers&data=02%7C01%7Crha >> yden%40cerner.com%7C7e1191ac963a4ac80cea08d7eaf81a8b%7Cfbc493a80 >> d244454a815f4ca58e8c09d%7C0%7C0%7C637236223640222320&sdata=Y >> FAO9G58j4GH5fHMDQPYgGdPJ6iK9WnbnrcqbCSjYE4%3D&reserved=0 >> >> ClusterLabs home: >> https://nam01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fww >> w.clusterlabs.org%2F&data=02%7C01%7Crhayden%40cerner.com%7C7 >> e1191ac963a4ac80cea08d7eaf81a8b%7Cfbc493a80d244454a815f4ca58e8c09d >> %7C0%7C0%7C637236223640222320&sdata=PLT58H%2BwAc3ttv2oeceW >> 9QUMVT6deMUD6FFu25d%2BfPs%3D&reserved=0 > > > CONFIDENTIALITY NOTICE This message and any included attachments are from > Cerner Corporation and are intended only for the addressee. The information > contained in this message is confidential and may constitute inside or > non-public information under international, federal, or state securities > laws. Unauthorized forwarding, printing, copying, distribution, or use of > such information is strictly prohibited and may be unlawful. If you are not > the addressee, please promptly delete this message and notify the sender of > the delivery error by e-mail or you may call Cerner's corporate offices in > Kansas City, Missouri, U.S.A at (+1) (816)221-1024. > _______________________________________________ > Manage your subscription: > https://lists.clusterlabs.org/mailman/listinfo/users > > ClusterLabs home: https://www.clusterlabs.org/ > -- Digimer Papers and Projects: https://alteeve.com/w/ "I am, somehow, less interested in the weight and convolutions of Einstein’s brain than in the near certainty that people of equal talent have lived and died in cotton fields and sweatshops." - Stephen Jay Gould _______________________________________________ Manage your subscription: https://lists.clusterlabs.org/mailman/listinfo/users ClusterLabs home: https://www.clusterlabs.org/
