Power linux 堆和栈内存分配4k, 16k, 64K, 128K, 512K, 1M, 4M 16M, 32M, 64M, 128M... 栈:int a[4096];堆:malloc(4096);堆和栈分配的时间有多大差别呢？

Power linux memory 不同页大小性能影响?pagesize 为 64K, 128K, 512k, 1M, 4M, 16M时，内存的吞吐率和延时的比较？ pagesize 为何时性能最好？

[db2inst1@server1 diagpath]$ db2pd -inst -memsetsDatabase Partition 0 -- Active -- Up 0 days 00:38:19Memory Sets:Name    Address         Id          Size(Kb)   Key  ...(more)

环境说明操作系统：xp 数据库：oracle10g。字符集AL32UTF8。使用select * from nls_database_parameters a WHERE a.parameter='NLS_CHARACTERSET';语句查询。数据库用户cognos权限：grant connect to COGNOS;grant dba to COGNOS;grant resource to COGNOS;cognos版本：8.3错误...(more)

对于32bit的DB2数据库SQL1224N的错误的解决SQL1224N A database agent could not be started to service arequest, or was terminated as a result of a database system shutdown ora force command. SQLSTATE=55032dbinst1$ vi .profileexport EXTSHM=ONdb2setdb2set ...(more)