Re: Why ASMLib doesn't restart automatically on Oracle RAC 19c/12c after restarting Linux 7 server?

Thank you so much, Stefan! My case has occurred by Openfiler as a shared storage disks (iscsi target) on my test environment, I'll adjust it via 2214152.1 and then will observe whether this issue has been solved it 🙏.

Best Regards
Quanwen Zhao

Stefan Koehler <contact_at_soocs.de> 于2022年6月1日周三 15:30写道：

> Hello Quanwen,
> what kind of disks are these? There are known problems for some disk
> types, e.g. please check MOS ID #2214152.1 and your problem description
> sounds like such an issue.
>
> Best Regards
> Stefan Koehler
>
> Independent Oracle performance consultant and researcher
> Website: http://www.soocs.de
> Twitter: _at_OracleSK
>
> > Quanwen Zhao <quanwenzhao_at_gmail.com> hat am 01.06.2022 02:41
> geschrieben:
> >
> >
> > Hello everybody 😊, I'm using ASMLib (not UDEV) to create ASM disks on
> RAC 19c/12c but why it always doesn't startup after restarting my Linux 7
> server? Next I checked the CRS log file - reported voting files never found
> in 15 seconds so I continued to look at "/dev/oracleasm", oh my god, never
> existed oracleasm on /dev!!!
> >
> > In other words why ASMLib doesn't restart automatically on Oracle RAC
> 19c/12c after restarting Linux 7 server?
> >
> > I have to run "oracleasm init" (this step found that mounted
> "/dev/oracleasm") on root user and next "oracleasm scandisks" manually, now
> my RAC is ok.
> >
> > Afterwards adding these two commands "oracleadm init" and "oracleasm
> scandisks" to file /etc/rc.d/rc.loal in order to startup ASMLib
> automatically, unfortunately it just ran "oracle init" because I am able to
> found the mount point "/dev/oracleasm" but never found ASM disks.
> >
> > Also noticed that oracleasm's full location is "/usr/sbin/oracleasm" on
> Linux 7 (it's a binary executable file), it looks like this,
> "/etc/init.d/oracleasm" on Linux 6, actually never found
> "/etc/init.d/oracleasm" on Linux 7, not provided ASMLib service on Linux 7?
> >
> > Has anybody encountered similar case on your production system Oracle
> RAC 19c/12c? and how to solve it? Thanks beforehand!
> >
> > Best Regards
> > Quanwen Zhao
>

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