v writes:
Hi,
A basic question regarding how zil works:
For asynchronous write, will zil be used?
For synchronous write, and if io is small, will the whole io be place on
zil? or just the pointer be save into zil? what about large size io?
Let me try.
ZIL : code and data structure
Thanks for your replies.
Regards
Victor
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From: zfs-discuss-boun...@opensolaris.org [mailto:zfs-discuss-
boun...@opensolaris.org] On Behalf Of v
For synchronous write, and if io is small, will the whole io be place
on zil? or just the pointer be save into zil? what about large size io?
This one doesn't have a really clear answer.
Here is another very recent blog post from ConstantThinking:
http://constantin.glez.de/blog/2010/07/solaris-zfs-synchronous-writes-and-zil-explained
Very well done, a highly recommended read.
Christopher George
Founder/CTO
www.ddrdrive.com
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This message posted from opensolaris.org
Hi,
A basic question regarding how zil works:
For asynchronous write, will zil be used?
For synchronous write, and if io is small, will the whole io be place on zil?
or just the pointer be save into zil? what about large size io?
Regards
Victor
--
This message posted from opensolaris.org
On Jul 20, 2010, at 3:09 AM, v wrote:
Hi,
A basic question regarding how zil works:
The seminal blog on how the ZIL works is
http://blogs.sun.com/perrin/entry/the_lumberjack
For asynchronous write, will zil be used?
No.
For synchronous write, and if io is small, will the whole io be
