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-rw-r--r--server/setup/01-zfs_linux_bringup/README.txt6
1 files changed, 5 insertions, 1 deletions
diff --git a/server/setup/01-zfs_linux_bringup/README.txt b/server/setup/01-zfs_linux_bringup/README.txt
index 5307abc..9d9c33a 100644
--- a/server/setup/01-zfs_linux_bringup/README.txt
+++ b/server/setup/01-zfs_linux_bringup/README.txt
@@ -20,7 +20,7 @@ Small Pool:
Big Pool:
1x ZPool
- 2x VDEV 2x n TB raidz1 ( 1 + 1 )
+ 2x VDEV 3x n TB raidz1 ( 2 + 1 )
+++
@@ -45,6 +45,8 @@ Tuning:
1073741824 # 0x040000000 ( 1 GB)
536870912 # 0x020000000 (.5 GB)
+ Note: 'cat /sys/module/zfs/parameters/zfs_arc_max' shows you the current value on a running system!
+
- Dedup Ram: 5GB of RAM per Terrabyte of storage ?
- Advanced Format 4096 byte blocks -> ashift=12 ?!
@@ -139,6 +141,8 @@ Install:
echo zfs zfs_arc_max=12884901888 >> /etc/initramfs-tools/modules
depmod -a
+ Note: 'cat /sys/module/zfs/parameters/zfs_arc_max' shows you the current value on a running system!
+
2.3 Gather some specs ..
- Gather hdd UUIDs
- $ ls -l /dev/disk/by-uuid