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Oracle memory allocation note

Source: Internet
Author: User
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Enable memory allocation for Oracle databases
Total System Global Area 389189632 bytes
Fixed Size 1345156 bytes
Variable Size 243272060 bytes 4194304 + 4194304 + 159383552 = 75497472 java_pool large_pool pga_aggregate_target shared_pool_size

243272060-243269632 = 2428
Database Buffers 138412032 bytes orcl. _ db_cache_size = 138412032
Redo Buffers 6160384 bytes

The following are spfile parameters:
Orcl. _ Java _pool_size = 4194304
Orcl. _ large_pool_size = 4194304
Orcl. _ pga_aggregate_target = 159383552
Orcl. _ sga_target = 230686720
Orcl. _ shared_io_pool_size = 0
Orcl. _ shared_pool_size = 75497472
Orcl. _ streams_pool_size = 0

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