6045759 |
Applications using random numbers may hang or report errors if there is insufficient random data in the system |
Oracle applications tools (e.g: java apps) requesting random data |
Oracle applications tools (e.g: java apps) requesting random data from /dev/random either hang or print out the following information message: Not enough random bytes available. Please do some other work to give the OS a chance to collect more entropy! |
If using e1000 or bnx2 network drivers on OEL5 the entropy=1 module option can be set for either of these drivers in /etc/modprobe.conf. Fixed in 2.6.18-8.0.0.4.1.el5 kernel or higher |
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6075960 |
If an ORACLE_HOME resides on an nfs partition, a reboot while Oracle is running may cause a panic |
Oracle deployments with Oracle_home on an nfs partition |
If the ORACLE_HOME resides on an nfs partition and the system is rebooted while an Oracle instance is still running, the system may panic. This does not cause a data corruption, but the system will need to be restarted |
Fixed in 2.6.18-53.0.0.0.1.el5 kernel or higher. For other kernel versions lower than this, please shutdown the database instance before reboot of the server. |
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6079461 |
OCI program fails to execute with error: LIBNNZ10.SO: cannot restore segment prot after reloc: Permission denied |
OCI programs when selinux is enabled. |
If selinux is enabled, running an OCI application may fail with the following error: libnnz10.so: cannot restore segment prot after reloc: Permission denied |
Disable selinux(either via the selinux=0 boot option or by setting SELINUX=disabled in /etc/sysconfig/selinux) |
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6081490 |
With selinux enabled, ocfs2 fails to startup via /etc/init.d/o2cb start |
Automated startup of ocfs2 via /etc/init.d/o2cb start |
With selinux enabled, starting ocfs2 via "/etc/init.d/o2cb start" fails with the following error: "mount: block device ocfs2_dlmfs is write-protected mounting read-only. mount: cannot mount block device ocfs2_dlmfs read-only.
Unable to mount ocfs2_dlmfs filesystem Failed" |
For OEL5U3, Manually mount OCFS2_DLMFS using the command mount -t ocfs2_dlmfs ocfs2_dlmfs /dlm. Fixed in OEL5U4. |
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6219364 |
Systems using kexec/kdump with Broadcom Tigon3 NICs will not be able to dump vmcore. |
Troubleshooting of systems via kexec/kdump with Broadcom Tigon3 NICs. |
When troubleshooting with kexec/kdump, the system throws errors when trying to bring up the ethernet interface when trying to connect to the system on to which the vmcore should be dumped. This does not affect normal operations. |
Fixed in 2.6.18-53.0.0.0.1.el5 kernel |
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6241862 |
Using sysrq+t with netconsole/tg3 configured causes the system to panic. |
Troubleshooting of systems via "alt sysrq t" with netconsole/tg3 configured. |
When troubleshooting system, usage of "alt + sysrq + t" with netconsole/tg3 configured to take a system stack trace may cause the system to panic . This does not affect the normal operation of the system. |
Fixed in 2.6.18-92.0.0.0.1.el5 kernel or higher |
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5240928 |
warning messages in trace files during certain workloads with async io turned on |
Performance under high i/o load |
Following warning in trace files WARNING: ORACLE PROCESS RUNNING OUT OF OS KERNEL I/O RESOURCES |
Fixed in 10.2.0.4. For 10g, versions lower than 10.2.0.4 ,apply patch 5452672. |
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