multipath disks don't get snapped up by oracleasm

Oct 7, 2020 2:18PM

12.1.0.2/RHEL 7.8 [oracle@phx-ce-lds03 tools]$ rpm -qa | grep oracleas

oracleasm-support-2.1.8-3.el7.x86_64

oracleasmlib-2.0.12-1.el7.x86_64

kmod-oracleasm-2.0.8-27.el7.x86_64

kernel is

Linux myhost 3.10.0-1127.19.1.el7.x86_64 #1 SMP Tue Aug 11 19:12:04 EDT 2020 x86_64 x86_64 x86_64 GNU/Linux

/etc/sysconfig/oracleasm says:

# ORACLEASM_SCANORDER: Matching patterns to order disk scanning

ORACLEASM_SCANORDER="mpath dm"

/etc/multipath.conf says:

defaults {

find_multipaths yes

user_friendly_names yes

}

blacklist {

}

But.....

[oracle@phx-ce-lds03 tools]$ ./mapasmdisks.pl (mapping /dev/oracleasm/disks to real IDs)

Device for DATA_01 at 253, 8 is /dev/dm-8

Device for DATA_02 at 253, 5 is /dev/dm-5

Device for DATA_03 at 253, 6 is /dev/dm-6

Device for DATA_04 at 253, 16 is /dev/dm-16

Database Administration (MOSC)