Digital Transformation . API . Integration . IAM

Recently I have come across an unusual behaviour of Oracle VM Server(Installed on bare metal) where VM manager is able to connect but when I try to start the server, it goes to state 'Starting' for indefinite time. Below are the environment, problem summary and solution worked for our environment- Environment- Oracle Linux 7.5 Architecture- x86-64 Oracle VM Server 3.4 installed on Bare Metal Oracle VM Manager 3.4 Problem Summary- There was some network changes in the environment that caused change in UUID of respective blade server and hence when we tried to start the blade servers, it goes to state 'Staring' continuously for indefinite period of time. Actually the servers were not started. Upon close observation and additional checks it has come to note that the UUID(Universal Unique Identifier) of respective bare metal server was changed. The same was seen in the log when I tried to 'REFRESH' there server via OVM- LOG in O...

Recently I have come across a strange issue while working with Oracle Linux. Below are the environment details, problem summary and solution worked for my environment- Environment- Oracle Linux 7.5 Architecture- x86-64 File System- XFS Type- VM VM running on - Blade Servers VM Manager- OVM 3.4 Problem Summary- There was some issue with network and hence the blade servers that caused my oracle linux startup issue, below error shown during the startup maintenance mode- piix4_smbus 0000:00:01.3: SMBus base address uninitialized - upgrade BIOS or use force_addr=0xaddr Symptoms Server shows this message at the console at boot or in /var/log/dmesg   Cause The warning message is harmless and caused by the device's PCI config register 0x090 being set to 0. When the kernel module i2c-piix4 tries to read the PCI config register, it reads the 0 which causes the i2c-piix4 module's initialization to fail with -ENODEV Solution If you want to av...

This is another post on Oracle Middleware setup and issues encountered during the process.  Current post is focused on ONS(Oracle Notification Service) Initialization issue that encountered during managed servers startup. Below is the environment details- Oracle SOA Suite- 12.2.1.3 Oracle Database- 12.2.1.0 Oracle Linux- 7.5 AdminServer home variable- ASERVER+HOME ManagaedServer home variable- MSERVER_HOME SOA Suite HOST machines- DC-SOABPM-01.host.com, DC-SOABPM-02.host.com Oracle Database RAC Nodes- DC-DB-01.soa.com, DC-DB-02.soa.com What Happened? Successful install and domain configuration of Oracle SOA Suite 12.2.1.3 Staring the AdminServer Starting SOA_Server1 Server startup log $MSERVER_HOME/servers/SOA_Server1/logs/SOA_Server1.out says below error message- <BEA-001598> ONS Initialization failed for data source- LocalSvcTblDataSource WLSSchemaDataSource mds_bam mds_owsm mds_soa ops_audit_DBDS ops_data_source ........... unab...

This post is focused on my recent engagement with production setup of Oracle SOA Suite 12.2.1.3 and issue that encountered during nodemanager startup. Below are my environment details- Oracle SOA Suite- 12.2.1.3 Oracle Database- 12.2.1.0 Oracle Linux- 7.5 Nodemanager type- Manual (Per Host Node Manager Setup) TOPOLOGY ----------------------------------------------------------------- SOAHOST1      -/u01/oracle/config/domains/soabpm_domain [ASERVER_HOME] [SAN Storage mounted on SOAHOST1 as /u01/oracle]      -/u01/oracle/products/soa_oracle_home [ORACLE_HOME]      -/u01/oracle/products/soa_oracle_home/wlserver [WLS_HOME]      -/u02/oracle/config/domains/soabpm_domain [MSERVER_HOME]      -/u02/oracle/config/nodemanager/ [NM_HOME]           --startNodeManager.sh           --nodemanager.domains           --nodemanager.properti...