The reason of error report when installing grid Software and its solution

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Operating system: CentOS7.5 single node

Oracle:11.2.0.4

Error message:

Failed to start the Clusterware. Last 20 lines of the alert log follow:

2019-03-11 11 Suzhou 331.158:

[client (5588)] CRS-2101:The OLR was formatted using version 3.

2019-03-11 11 Suzhou 3333 01.614:

[client (5613)] CRS-1001:The OCR was formatted using version 3.

Ohasd failed to start at / opt/app/11.2.0/grid/crs/install/roothas.pl line 377, line 4.

Solution:

1. First delete the configuration: / opt/app/11.2.0/grid/perl/bin/perl-I/opt/app/11.2.0/grid/perl/lib-I/opt/app/11.2.0/grid/crs/install / opt/app/11.2.0/grid/crs/install/roothas.pl-deconfig-force-verbose

two。 Re-execute root.sh

When Adding daemon to inittab appears when the root.sh script is executed, use root in another window to execute the following command immediately:

Dd if=/var/tmp/.oracle/npohasd of=/dev/null bs=1024 count=1 (wait for the successful execution of root.sh to cancel the command here by ctrl+c. )

OK, at this point the Grid installation passes.

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