Re: ASM parameters
From: Steve Howard <stevedhoward_at_gmail.com>
Date: Sat, 26 Jan 2008 11:35:22 -0800 (PST)
Message-ID: <0b2436f4-d9d6-4e7c-b3e4-a8c3540ddd9e@e4g2000hsg.googlegroups.com>
Date: Sat, 26 Jan 2008 11:35:22 -0800 (PST)
Message-ID: <0b2436f4-d9d6-4e7c-b3e4-a8c3540ddd9e@e4g2000hsg.googlegroups.com>
On Jan 26, 2:12 pm, "Bob Jones" <em..._at_me.not> wrote:
> "Mladen Gogala" <mgog..._at_yahoo.com> wrote in message
> > I wonder whether buffer cache hit ratio would make sense for the ASM
> > instances and how to calculate it. I will let you know of my findings.
> > --
> >http://mgogala.freehostia.com
>
> (db block gets + consistent gets - physical reads)/(db block gets +
> consistent gets)
>
Sorry, no can do...
SQL> select instance_name,startup_time from gv$instance;
INSTANCE_NAME STARTUP_TIME
---------------- ------------------- +ASM1 2008_01_24 20:02:58 +ASM2 2008_01_25 11:42:44
SQL> select inst_id,name,value
2 from gv$sysstat
3* where name in('db block gets','consistent gets','physical
reads');
INST_ID NAME VALUE ---------- ------------------------------ ---------- 1 db block gets 0 1 consistent gets 0 1 physical reads 0 2 db block gets 0 2 consistent gets 0 2 physical reads 0
6 rows selected.
SQL> Received on Sat Jan 26 2008 - 13:35:22 CST