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kudzu命令查看及设置网卡等硬件信息
http://it.kswchina.com/Linux/zh/608103.htmlkudzu 是Linux下检测硬件变化的命令，这个命令可以用于检查系统中网卡的型号等信息： kudzu(1) NAME kudzu - detects and configures new and/or changed hardware on a system SYNOPSIS kudzu DESCRIPTION kudzu detects and configures new and/or changed hardware on a system. When started, kudzu detects the current hardware, and checks it against a database stored in /etc/sysconfig/hwconf, if one exists. It then determines if any h
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OMF (Oracle Managed Files) Usage for Datafiles [ID 137482.1]
https://support.oracle.com/CSP/main/article?cmd=show&type=NOT&id=137482.1PURPOSE This document explains the usage of Oracle Managed Files (OMF files) under different configurations. SCOPE & APPLICATION Users of Oracle Managed Files.OMF (Oracle Managed Files) Usage for Datafiles:===============================================You decide to manage your datafiles with OMF.*** **************************************************** Homogeneous Test : tablespace with OMF files only *** **
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Excess PGA memory used by hash joins [bug 5947623]
it is possible for a query to allocate too much memory executing a hash join over large volumes of data with few distinct join key values. The impact on 64-bit systems is greater. This is not really a memory leak as the fix only makes the query to spill to disk earlier. Workaround: set "_pga_max_size" [@more@]https://support.oracle.com/CSP/ui/flash.html#tab=KBHome(page=KBHome&id=()),(page=KBNavigator&id=(bmDocTitle=Bug%205947623%20-%20Excess%20PGA%20memory%20used%20
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ocm考试
http://hi.baidu.com/oracle_10g/blog/item/7b0b0e4fe7bb7335afc3abdb.html不是很详细,比如报名,培训安排,课程内容,考式内容等等都没提到; 是讲9i的ocm,10g不知收费与老试内容是否有变化可以抽点时间到hk考一下.[@more@]m
