Error:
[grid@asm-node01 ~]$ acfsutil version
acfsutil version: CLSU-00107: operating system function: open64; failed with error data: 2; at location: OOF_1
acfsutil version: CLSU-00101: operating system error message: No such file or directory
acfsutil version: CLSU-00104: additional error information: open64 (/dev/ofsctl)
acfsutil version: ACFS-00502: Failed to communicate with the ACFS driver. Verify the ACFS driver has been loaded.
Solution:
[root@asm-node01 init.d]# cd /u01/app/19.0.0/grid/bin
[root@asm-node01 bin]# ./acfsroot install
ACFS-9300: ADVM/ACFS distribution files found.
ACFS-9314: Removing previous ADVM/ACFS installation.
Use of uninitialized value $sub_command in string eq at /u01/app/19.0.0/grid/lib/osds_acfsroot.pm line 1749.
ACFS-9315: Previous ADVM/ACFS components successfully removed.
ACFS-9294: updating file /etc/sysconfig/oracledrivers.conf
ACFS-9307: Installing requested ADVM/ACFS software.
ACFS-9294: updating file /etc/sysconfig/oracledrivers.conf
ACFS-9308: Loading installed ADVM/ACFS drivers.
ACFS-9298: Installing SELinux policy for ACFS.
ACFS-9297: Creating ACFS SELinux policy file /usr/share/oracleacfs/acfs.cil.
ACFS-9321: Creating udev for ADVM/ACFS.
ACFS-9323: Creating module dependencies - this may take some time.
ACFS-9154: Loading 'oracleoks.ko' driver.
ACFS-9154: Loading 'oracleadvm.ko' driver.
ACFS-9154: Loading 'oracleacfs.ko' driver.
ACFS-9327: Verifying ADVM/ACFS devices.
ACFS-9156: Detecting control device '/dev/asm/.asm_ctl_spec'.
ACFS-9156: Detecting control device '/dev/ofsctl'.
ACFS-9309: ADVM/ACFS installation correctness verified.
[root@asm-node01 bin]# ./acfsroot install -v
ACFS-9505: Using acfsutil executable from location: '/u01/app/19.0.0/grid/usm/install/cmds/bin/acfsutil'
ACFS-9300: ADVM/ACFS distribution files found.
ACFS-9314: Removing previous ADVM/ACFS installation.
Use of uninitialized value $sub_command in string eq at /u01/app/19.0.0/grid/lib/osds_acfsroot.pm line 1749.
ACFS-9315: Previous ADVM/ACFS components successfully removed.
ACFS-9294: updating file /etc/sysconfig/oracledrivers.conf
ACFS-9307: Installing requested ADVM/ACFS software.
ACFS-9503: ADVM and ACFS driver media location is '/u01/app/19.0.0/grid/usm/install/Oracle/EL8UEK/x86_64/5.4.17-2011.0.7/5.4.17-2011.0.7-x86_64/bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/Oracle/EL8UEK/x86_64/5.4.17-2011.0.7/5.4.17-2011.0.7-x86_64/bin/oracleadvm.ko' to the path '/lib/modules/5.4.17-2136.307.3.1.el8uek.x86_64/extra/usm/oracleadvm.ko'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/Oracle/EL8UEK/x86_64/5.4.17-2011.0.7/5.4.17-2011.0.7-x86_64/bin/oracleoks.ko' to the path '/lib/modules/5.4.17-2136.307.3.1.el8uek.x86_64/extra/usm/oracleoks.ko'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/Oracle/EL8UEK/x86_64/5.4.17-2011.0.7/5.4.17-2011.0.7-x86_64/bin/oracleacfs.ko' to the path '/lib/modules/5.4.17-2136.307.3.1.el8uek.x86_64/extra/usm/oracleacfs.ko'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/advmutil' to the path '/sbin/advmutil'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/advmutil.bin' to the path '/sbin/advmutil.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/fsck.acfs' to the path '/sbin/fsck.acfs'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/fsck.acfs.bin' to the path '/sbin/fsck.acfs.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/mkfs.acfs' to the path '/sbin/mkfs.acfs'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/mkfs.acfs.bin' to the path '/sbin/mkfs.acfs.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/mount.acfs' to the path '/sbin/mount.acfs'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/mount.acfs.bin' to the path '/sbin/mount.acfs.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/acfsdbg' to the path '/sbin/acfsdbg'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/acfsdbg.bin' to the path '/sbin/acfsdbg.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/acfsutil' to the path '/sbin/acfsutil'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/acfsutil.bin' to the path '/sbin/acfsutil.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/umount.acfs' to the path '/sbin/umount.acfs'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/umount.acfs.bin' to the path '/sbin/umount.acfs.bin'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/usm/install/cmds/bin/acfssihamount' to the path '/etc/init.d/acfssihamount'
ACFS-9504: Copying file '/u01/app/19.0.0/grid/lib/libacfs19.so' to the path '/opt/oracle/extapi/64/acfs/orcl/1/'
ACFS-9294: updating file /etc/sysconfig/oracledrivers.conf
ACFS-9308: Loading installed ADVM/ACFS drivers.
ACFS-9298: Installing SELinux policy for ACFS.
ACFS-9297: Creating ACFS SELinux policy file /usr/share/oracleacfs/acfs.cil.
ACFS-9321: Creating udev for ADVM/ACFS.
ACFS-9323: Creating module dependencies - this may take some time.
ACFS-9154: Loading 'oracleoks.ko' driver.
ACFS-9154: Loading 'oracleadvm.ko' driver.
ACFS-9154: Loading 'oracleacfs.ko' driver.
ACFS-9327: Verifying ADVM/ACFS devices.
ACFS-9156: Detecting control device '/dev/asm/.asm_ctl_spec'.
ACFS-9156: Detecting control device '/dev/ofsctl'.
ACFS-9309: ADVM/ACFS installation correctness verified.
[root@asm-node01 bin]#