Dear Trevor, Thanks for the prompt update.
Based on below info,can kindly verify and advice,if there's any workaround/fix to address this issue. Your help is much appreciated. Due to the DRBD issue,we boot our servers using original boot image(. [root]]# uname -a Linux KSSGGPAP.2.6.32-220.el6.x86_64 #1 SMP Wed Nov 9 08:03:13 EST 2011 x86_64 x86_64 x86_64 GNU/Linux [root]# [root]# rpm -qa |grep drbd drbd83-utils-8.3.12-1.el6.elrepo.x86_64 kmod-drbd83-8.3.12-2.el6.elrepo.x86_64 [root]# drbdadm --version DRBDADM_BUILD by dag@Build64R6\,\ 2011-11-20\ 10:57:26 DRBDADM_API_VERSION=88 DRBD_KERNEL_VERSION_CODE=0x08030c DRBDADM_VERSION_CODE=0x08030c DRBDADM_VERSION=8.3.12 Regards Ravi. On 5 July 2018 at 21:54, Trevor Hemsley <[email protected]> wrote: > On 05/07/18 12:23, Ravi Sankar wrote: > > Dear Support, > > I would like to introduce myself,Ravi,working as DBA,located in Singapore. > We recently hit an issue with DRBD after upgrade kernel,unable to mount > DRBD. > > Kindly refer below details of our env. > > OS-Rhel 6.2,kernel 2.6.32-220 > Kernel Upgrade to 2.6.32-754 > Current DRBD version-8.3.12 > > Based on the above info,can kindly shed some light?.Please advice any > compatibilty issue with Kernel update?. > After switch back to original kernel version,we were able to bring up DRBD. > > > Well, first, good news for updating into the 21st century ;-) > > Where did you get your drbd packages from? Or did you install from source? > Depending on how you installed, the solution will be different. > > If it came from the ELRepo yum repository then you would have a package > installed called something like > > kmod-drbd83.x86_64 8.3.16-3.el6.elrepo > elrepo > > though in your case it would be considerably older than that. If you have > that installed now then re-enable the ELRepo repo and re-run yum update to > pick up their latest build. > > If you built from source then you will need to rebuild against the latest > kernel-{headers/devel} packages. Be aware that there may be code changes on > the DRBD source side required in order to compile against the 6.10 kernels > so you should probably update to the latest 8.3 source and build from that. > > You will also find that ELRepo offer kmod-drbd84 packages that are far > more up to date - 8.3 has had no maintenance for several years now I think. > Going from 8.3 to 8.4 is not difficult but there are some config file > changes that may need to be made to get there. > > Linbit themselves also have packaged versions of DRBD for their paying > customers and you may be using those now and will need to update. > > > Trevor >
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