Re: Disk Device Busy (%) - What exactly is this?
From: Radoulov, Dimitre <cichomitiko_at_gmail.com>
Date: Mon, 21 Nov 2011 17:20:37 +0100
Message-ID: <4ECA7A55.2060308_at_gmail.com>
Hi Alan,
yes, this was new to me too. In another mail Grzegorz Goryszewski have just posted a link
to an article by Alex Gorbachev, which seem to confirm that too:
Date: Mon, 21 Nov 2011 17:20:37 +0100
Message-ID: <4ECA7A55.2060308_at_gmail.com>
Hi Alan,
yes, this was new to me too. In another mail Grzegorz Goryszewski have just posted a link
to an article by Alex Gorbachev, which seem to confirm that too:
Quoting it:
Traditionally, it’s common to assume that the closer to 100% utilization
a device is, the more saturated it is.
This might be true when the system device corresponds to a single
physical disk.
However, with devices representing a LUN of a modern storage box, the
story might be completely different.
[...]
Regards
Dimitre
-- http://www.freelists.org/webpage/oracle-lReceived on Mon Nov 21 2011 - 10:20:37 CST