Setup Minimized 11g Sga
Oracle 11g occupy lots of memory.
Based on my experience 9i requires 60m, 10g requires 80m, 11g requires 100m at least.
-- Without Enterprise Manager DB Console SQL> select * from v$sgainfo; NAME BYTES RES -------------------------------- ---------- --- Fixed SGA Size 1331404 No Redo Buffers 2641920 No Buffer Cache Size 8388608 Yes Shared Pool Size 71303168 Yes Large Pool Size 0 Yes Java Pool Size 0 Yes Streams Pool Size 0 Yes Shared IO Pool Size 0 Yes Granule Size 4194304 No Maximum SGA Size 92057600 No Startup overhead in Shared Pool 33554432 No Free SGA Memory Available 8388608 -- With running Enterprise Manager DB Console SQL> select * from v$sgainfo; NAME BYTES RES -------------------------------- ---------- --- Fixed SGA Size 1331992 No Redo Buffers 2445312 No Buffer Cache Size 33554432 Yes Shared Pool Size 104857600 Yes Large Pool Size 0 Yes Java Pool Size 25165824 Yes Streams Pool Size 0 Yes Shared IO Pool Size 0 Yes Granule Size 4194304 No Maximum SGA Size 184135680 No Startup overhead in Shared Pool 33554432 No Free SGA Memory Available 16777216