From: | Grant <emailgrant@×××××.com> | ||
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To: | Gentoo mailing list <gentoo-user@l.g.o> | ||
Subject: | Re: [gentoo-user] ZFS | ||
Date: | Thu, 19 Sep 2013 04:47:43 | ||
Message-Id: | CAN0CFw2L52jSyarbzqPAbD_vNUmg48xfV7hAZo79+U4HN3CZ+w@mail.gmail.com | ||
In Reply to: | Re: [gentoo-user] ZFS by Volker Armin Hemmann |
1 | >>> turn off readahead. ZFS' own readahead and the kernel's clash - badly. |
2 | >>> Turn off kernel's readahead for a visible performance boon. |
3 | >> You are probably not talking about ZFS readahead but about the ARC. |
4 | > |
5 | > which does prefetching. So yes. |
6 | |
7 | I'm taking notes on this so I want to clarify, when using ZFS, |
8 | readahead in the kernel should be disabled by using blockdev to set it |
9 | to 8? |
10 | |
11 | - Grant |
Subject | Author |
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Re: [gentoo-user] ZFS | Volker Armin Hemmann <volkerarmin@××××××××××.com> |