2007/4/27, Alvaro Herrera <[EMAIL PROTECTED]>:
Which hash is used depends on the partition number.
So the method of calculating the bucket number can promise
that all items in the bucket link list belong to ONE partition?
-- Forwarded message --
From: rancpine cui <[EMAIL PROTECTED]>
Date: 2007-4-27 下午9:22
Subject: Re: [HACKERS] How does the partitioned lock manager works?
To: Heikki Linnakangas <[EMAIL PROTECTED]>
Thanks for your reply. :-)
I've seen from the README that
"
Hi,
When the lock manager's data structures were split into "partitions",
how many such data structures can one partition control? Since we use
LOCKTAG's hash value to decide the partition which the lock should in, can
all locks be split into ONE partition?
Regards,
ranc.
Hello
I am confused about the ideas of "session"&"backend"&"process" when I
read the lmgr part of source code. What's the difference among them?
Thanks,
Ranc.