ASM 11g yeni özellikler

ASM FAST MIRROR RESYNC

bu özellik sayesinde 10gde herhangi bir disk offline alındığında ASM drop edip extentleri kalan disklere yollardı böylece bu işlem saatler sürebilirdi.11g ile beraber fast mirror resync özelliği sayesinde 1-2 saat boyunca offline alır fakat drop etmez. Gerekirse 2-3 saat bu olay devam ederse drop edebilir

ASM variable size exetent özelliği gelmiştir.1,8,64 allocation unit olabilir.

ASm sayesinde 63 disk group
10000 ASM disk
4 petabytes her ASM diski için
40 exebytes of storage
1 million files per disk

maximum file size external redundany140PB
normal redundancy 42PB
high redundanct 15 PB tir.

SYSASM rolu gelmiştir. Bu rol sayesinde artık sysdba olmayan kişi sadece asm instance yonetebilir.

alter diskgroup data chechk komutu sayesinde gelişmiş disk grubu kontrolu mumkundur.
alter diskgroup data mount force ve noforce ozelliği gelmiştir bu özellik sayesinde ulasılamayan disk bile mount olabilir.

ASMCMD ile md_back ve md_restore komutları ile metadata backupı ve geri donmesi mumkundur.

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About oracledocuments

Zekeriya Beşiroğlu, It joined the Bilginc IT Academy in July 2000. In the meantime, the Oracle Education, Oracle Data Base Management System and Oracle Internet Technologies, Oracle development technologies such as the training of Oracle products is responsible for training as consultants. During this task, since 1 April 2008 with 293 Oracle training in total, in 2150 Oracle customers successfully submitted. Oracle 10g New York in November 2002 have received training and education in Turkey was the first time the consultants. 20 April 2008 on education in Turkey 11g is the first who was a consultant. Oracle Real Application Cluster Expert advisor is certified is the first . Http://zekeriyabesiroglu.blogspot.com and Http://www.oracleforum.info owner and manager of the site. Its own has more than one hundred articles. In addition, creation and improvement of training materials are also related to work. Oracle products are used, database management and reporting Academy eruditely It also is working on. From the date of 1 January 2009 will continue to work as the Technical Director
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