From c8be3f0399f8e6588f28db30da17e10c79083901 Mon Sep 17 00:00:00 2001 From: Christoph Heiss Date: Fri, 23 Feb 2024 12:46:27 +0100 Subject: [PATCH] installation: align zfs performance tip with PVE documentation This one is IMO better worded, so just use that. Signed-off-by: Christoph Heiss --- pmg-installation.adoc | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) diff --git a/pmg-installation.adoc b/pmg-installation.adoc index 1d2f7b2..9f43f70 100644 --- a/pmg-installation.adoc +++ b/pmg-installation.adoc @@ -260,16 +260,17 @@ required for lvmthin snapshots). ZFS Performance Tips ~~~~~~~~~~~~~~~~~~~~ -ZFS uses a lot of memory, so it is best to add additional RAM if you -want to use ZFS. A good calculation is 4GB plus 1GB RAM for each TB +ZFS works best with a lot of memory. If you intend to use ZFS make sure to have +enough RAM available for it. A good calculation is 4GB plus 1GB RAM for each TB RAW disk space. -ZFS also provides the ability to use a fast SSD drive as write cache. The -write cache is called the ZFS Intent Log (ZIL). You can add that after -the installation using the following command: - - zpool add log +ZFS can use a dedicated drive as write cache, called the ZFS Intent Log (ZIL). +Use a fast drive (SSD) for it. It can be added after installation with the +following command: +--- +# zpool add log +--- [[pmg_install_on_debian]] Install {pmg} on Debian