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Linux Distribution Details
OSOracle Linux 4 Update 8 x86_64
Kernelkernel-xenU-2.6.9-89.0.0.0.1.EL.x86_64.rpm or higher
Virtualization TypeParavirtualized
 
Filesystems Tested
File SystemMount OptionsDetails
ext3NoneFor single instance database files.
Configuration Files
File Name
Conf File Settings
Comments
/etc/modprobe.conf alias eth0 xennet -
 alias scsi_hostadapter xenblk -
/etc/security/limits.conforacle soft nproc 131072 -
 oracle hard nofile 131072 -
 oracle soft nofile 131072# depending on size of db, these may need to be larger
 oracle soft core unlimited -
 oracle hard core unlimited -
 oracle hard nproc 131072 -
/etc/sysctl.confkernel.msgmax=8192 -
 kernel.msgmni=2878 -
 fs.file-max=327679 -
 net.ipv4.ip_local_port_range = 1024 65000 -
 kernel.shmmni = 4096 -
 kernel.msgmnb = 65536 -
 net.ipv4.tcp_syncookies = 1 -
 vm.lower_zone_protection=100 -
 kernel.sem=250 32000 100 142 -
 kernel.sysrq=1 -
 net.core.rmem_default=262144 -
 net.core.rmem_max=4194304 -
 net.core.wmem_default=262144 -
 net.core.wmem_max=262144 -
 fs.aio-max-nr=3145728 -
 kernel.shmmax=4398046511104# For 32bit architecture set (4GB-1) and for 64 bit architecture set 4TB
 kernel.shmall=1073741824 -
Miscellaneous
-
Oracle Software
OracleOracle Database 11g Release 2, Single Instance for Linux x86-64
Version11.2.0.1
PatchNone
 
Configuration Feedback
Bug No5333606
Summaryrpm throws errors if selinux is disabled at OS installation and is enabled at runtime
Affectserror at rpm packages installs
Symptomsduring packages installation, errors indicate the scriplet failures
Solutionrelabel the filesystems through 'touch /.autorelabel' or 'fixfilesrelabel'
 
Bug No5463714
Summarysystem will hang if reboot or restart iscsi service without unmount ocfs2 partition on iscsi volume
Affectssystem hang
Symptomsrestart iscsi service or reboot without umount iscsi volume cause system hang
Solutionunmount iscsi volume before restart iscsi service or reboot server
 
Bug No5693201
SummaryApplication does not detect OEL4 as RHEL4
AffectsApplications that use /etc/redhat-release for detection of distribution
SymptomsApplications that use /etc/redhat-release for detection of distribution may error out
Solutionecho "Red Hat Enterprise Linux AS release 4 (Nahant Update 4)" > /etc/redhat-release
 
Bug No8590136
SummaryUnder heavy memory load machine may OOM
AffectsBoth i386 and x86_64 architectures. Machines under heavy memory load
SymptomsSwap and Normal Zone memory is under utilized
SolutionAdd vm.min_free_kbytes=51200 in /etc/sysctl.conf and run sysctl -p
 
Bug No9100826
SummaryFlashback Archive: Error ORA-942 in database alert and trace logs.
Affects11gR2
SymptomsDuring database creation following messages are seen in database alert log and trace files: "Flashback Archive: Error ORA-942 in SQL select ROWID from SYS_FBA_FA where ROWNUM = 1".
SolutionContact Oracle Support.
 
Bug No9126894
Summary"ORA-24010: QUEUE SYS.AQ_SRVNTFN_TABLE_Q_1 does not exist" in database trace files
Affects11gR2
SymptomsError message "Exception Occured, Error msg: ORA-24010: QUEUE SYS.AQ_SRVNTFN_TABLE_Q_1 does not exist" seen in trace log files
SolutionFixed in 11.2.0.3
 
Bug No9391048
Summary"ERROR: SGA Memory leak detacted" error during database shutdown
Affects11gR2
SymptomsError message "ERROR: SGA memory leak detected" seen in trace log files during database shutdown.
SolutionContact Oracle Support.
 
 
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