9466221 |
Dmesg displays "Task XXXX: blocked for more than 120 seconds" under load |
Systems on OEL5.5/RHEL5.5 |
Following messages may be seen in dmesg - "Task XXXX: blocked for more than 120 seconds" |
These messages are only for information;newly added in OEL5.5/RHEL5.5. To disable this messages echo 0 > /proc/sys/kernel/hung_task_timeout_secs" |
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10056679 |
unable to start X |
X environment |
On some hardware startup of X environment may fail after upgrading to Unbreakable Enterprise Kernel with following Error:#Fatal server error:#Cannot run in framebuffer mode. Please specify busIDs for all framebuffer devices. |
reconfigure X using command "X -configure" and use generated configuration file to start X environment. |
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10104470 |
Error message on boot, "Unable to set hardware clock" |
None |
Error message at boot or at runtime while attempting to set the hardware clock |
This error at boot can be safely ignored. If this error is encountered at runtime, install util-linux-2.13-0.52.0.1.rpm. Fixed in EL5U6 |
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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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