Multiple fixes for Root on ZFS guide (#191)

* Let user know that SELinux will be re-enabled after reboot Signed-off-by: Maurice Zhou <jasper@apvc.uk> * compat with future releases: use zfs-dkms and newer repo Signed-off-by: Maurice Zhou <jasper@apvc.uk> * rm unused releasever option Signed-off-by: Maurice Zhou <jasper@apvc.uk> * let user aware of the ignorable errors Signed-off-by: Maurice Zhou <jasper@apvc.uk> * detailed explanations for errors during grub-menu generation Signed-off-by: Maurice Zhou <jasper@apvc.uk> * Build ZFS dkms module in installed system Signed-off-by: Maurice Zhou <jasper@apvc.uk> * switch to dkms package for better compatibility with kernels Signed-off-by: Maurice Zhou <jasper@apvc.uk> * add direct download links for live iso Signed-off-by: Maurice Zhou <jasper@apvc.uk> * rm zfs-fuse before install; mirrorlist Signed-off-by: Maurice Zhou <jasper@apvc.uk> * reformat notes Signed-off-by: Maurice Zhou <jasper@apvc.uk> * rm netconfig - networkmanager is enabled by default Signed-off-by: Maurice Zhou <jasper@apvc.uk> * load kernel module in live; Signed-off-by: Maurice Zhou <jasper@apvc.uk> * rm encrypted bpool: untested Signed-off-by: Maurice Zhou <jasper@apvc.uk> * use u=r,go= permission on key file Signed-off-by: Maurice Zhou <jasper@apvc.uk> * fix typo Signed-off-by: Maurice Zhou <jasper@apvc.uk> * use bash shell Signed-off-by: Maurice Zhou <jasper@apvc.uk> * suggest clean the disks Signed-off-by: Maurice Zhou <jasper@apvc.uk> * add grub-menu auto update Signed-off-by: Maurice Zhou <jasper@apvc.uk> * monitor kernel-core pkg Signed-off-by: Maurice Zhou <jasper@apvc.uk> * copyright 2021 Signed-off-by: Maurice Zhou <jasper@apvc.uk> * fix kernel var detection Signed-off-by: Maurice Zhou <jasper@apvc.uk> * read-only cache file Signed-off-by: Maurice Zhou <jasper@apvc.uk> * replace zfs-mount.service with zfs-mount-generator Signed-off-by: Maurice Zhou <jasper@apvc.uk> * notes for mount and POSIX-compliant Signed-off-by: Maurice Zhou <jasper@apvc.uk> * hard-code kernel version Signed-off-by: Maurice Zhou <jasper@apvc.uk> * fix chroot variable Signed-off-by: Maurice Zhou <jasper@apvc.uk> * fix grub cfg Signed-off-by: Maurice Zhou <jasper@apvc.uk> * fix grub Signed-off-by: Maurice Zhou <jasper@apvc.uk> * missing comment Signed-off-by: Maurice Zhou <jasper@apvc.uk> * comments Signed-off-by: Maurice Zhou <jasper@apvc.uk>
2021-08-28 20:07:35 +00:00
parent 5faf8ed9a7
commit f40d19a2c5
18 changed files with 363 additions and 258 deletions
--- a/ZFS/2-system-installation.rst
+++ b/ZFS/2-system-installation.rst
@@ -6,10 +6,27 @@ System Installation
 .. contents:: Table of Contents
   :local:

+#. Optional: wipe solid-state drives with the generic tool
+   `blkdiscard <https://utcc.utoronto.ca/~cks/space/blog/linux/ErasingSSDsWithBlkdiscard>`__,
+   to clean previous partition tables and improve performance.
+
+   All content will be irrevocably destroyed::
+
+    for i in ${DISK}; do
+    blkdiscard -f $i &
+    done
+    wait
+
+   This is a quick operation and should be completed under one
+   minute.
+
+   For other device specific methods, see
+   `Memory cell clearing <https://wiki.archlinux.org/title/Solid_state_drive/Memory_cell_clearing>`__
+
 #. Partition the disks.
   See `Overview <0-overview.html>`__ for details::

-     for i in ${DISK[@]}; do
+     for i in ${DISK}; do
     sgdisk --zap-all $i
     sgdisk -n1:1M:+${INST_PARTSIZE_ESP}G -t1:EF00 $i
     sgdisk -n2:0:+${INST_PARTSIZE_BPOOL}G -t2:BE00 $i
@@ -41,7 +58,7 @@ System Installation
        -R /mnt \
        bpool_$INST_UUID \
        $INST_VDEV \
-        $(for i in ${DISK[@]}; do
+        $(for i in ${DISK}; do
           printf "$i-part2 ";
          done)

@@ -73,7 +90,7 @@ System Installation
           -O mountpoint=/ \
           rpool_$INST_UUID \
           $INST_VDEV \
-          $(for i in ${DISK[@]}; do
+          $(for i in ${DISK}; do
             printf "$i-part3 ";
            done)

@@ -170,7 +187,7 @@ System Installation

 #. Format and mount ESP::

-    for i in ${DISK[@]}; do
+    for i in ${DISK}; do
     mkfs.vfat -n EFI ${i}-part1
     mkdir -p /mnt/boot/efis/${i##*/}-part1
     mount -t vfat ${i}-part1 /mnt/boot/efis/${i##*/}-part1
@@ -211,7 +228,7 @@ System Installation

 #. Install kernel. Download from archive if kernel is not available::

-    if [ ${INST_LINVER} == \
+    if [ ${INST_LINVER} = \
    $(pacman -Si ${INST_LINVAR} | grep Version | awk '{ print $3 }') ]; then
     pacstrap /mnt ${INST_LINVAR}
    else