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WARNING:Oracle instance running on a system with low open file descriptor limit. Tune your system to

edited Sep 5, 2011 4:05AM in Database Administration (MOSC) 3 commentsAnswered ✓
facing below warning in alert:
database 11.1.0.6
os: Oracle Solaris on SPARC (64-bit)

WARNING:Oracle instance running on a system with low open file descriptor
limit. Tune your system to increase this limit to avoid
severe performance degradation.

db_files=2000

Here is os limits:

greenland:> ulimit -a
time(seconds)        unlimited
file(blocks)         unlimited
data(kbytes)         unlimited
stack(kbytes)        8192
coredump(blocks)     unlimited
nofiles(descriptors) 16384

vmemory(kbytes)      unlimited
greenland:> ulimit -Ha
time(seconds)        unlimited
file(blocks)         unlimited
data(kbytes)         unlimited
stack(kbytes)        unlimited
coredump(blocks)     unlimited
nofiles(descriptors) 65536
vmemory(kbytes)      unlimited

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