summaryrefslogtreecommitdiff
path: root/docs/README.bootparams
diff options
context:
space:
mode:
Diffstat (limited to 'docs/README.bootparams')
-rw-r--r--docs/README.bootparams46
1 files changed, 23 insertions, 23 deletions
diff --git a/docs/README.bootparams b/docs/README.bootparams
index 7139976..b9eadb4 100644
--- a/docs/README.bootparams
+++ b/docs/README.bootparams
@@ -23,8 +23,6 @@ INDEX
Default: "/dev/disk/by-label/${parabolaisolabel}"
* parabolaisobasedir= Set the base directory where all files reside.
Default: "parabola"
-* aitab= Set the path for "aitab" file.
- Default: ${parabolaisobasedir}/aitab
* copytoram= If set to "y" or just "copytoram" without arguments,
all SquashFS are copied to "RAM".
Default: (unset)
@@ -32,47 +30,47 @@ INDEX
performs a self-test of all files inside ${install_dir},
and continue booting if ok.
Default: (unset)
-* cow_label= Set the filesystem label where COW (dm-snapshot)
- files must be stored.
+* cow_label= Set the filesystem label where COW file (for dm-snapshot)
+ or upperdir/workdir files (for overlayfs) must be stored.
Default: (unset)
-* cow_device= Set the device node where COW (dm-snapshot) files
- must be stored.
+* cow_device= Like cow_label= but using device node.
Default: (unset) or "/dev/disk/by-label/${cow_label}"
+* cow_flags= Set extra mount options, e.g. for btrfs subvolumes.
+ Default: defaults
* cow_directory= Set a directory inside ${cow_device}.
Default: "/persistent_${parabolaisolabel}/${arch}"
-* cow_persistent= Set if snapshots are persistent "P" or non-persistent "N".
+* cow_persistent= Set if snapshot is persistent "P" or non-persistent "N".
+ Only used for dm-snapshot mode, ignored for overlayfs.
Default: "N" (if no ${cow_device} is used) otherwise "P".
-* cowspace_size= Set the size of tmpfs /cowspace. This space is used for
- Copy-On-Write files of dm-snapshot.
- Size is in bytes (suffix with "k", "m" and "g") or
- in percentage of available RAM.
- Default: "75%"
-* cowfile_size= Set the size for all files to be used as COW (dm-snapshot),
- in percentage of the ro-device.fs file. This is mostly useful
- when cow_device= is used and filesystem does not support
- sparse files (ie VFAT).
- Default: "100%"
+* cow_spacesize= Set the size for COW space (tmpfs). Valid for both
+ dm-snapshot and overlayfs mode.
+ The argument is an integer and optional unit.
+ Units are M,G (powers of 1024).
+ Default: "256M"
+* cow_chunksize= Set chunksize used for dm-snapshot. This is number
+ of 512 byte blocks to write at once.
+ Default: "8"
* copytoram_size= Set the size of tmpfs. This space is used for
- copy of all SquashFS images used, if copytoram=y.
+ airootfs.sfs image if copytoram=y.
Size is in bytes (suffix with "k", "m" and "g") or
in percentage of available RAM.
Default: "75%"
-* dm_snap_prefix= Set a prefix for device-mapper snapshot node names.
+* dm_snap_prefix= Set a prefix for dm-snapshot node names.
+ Only used for dm-snapshot mode, ignored for overlayfs.
Default: "parabola"
* arch= Force an architecture type (i686 | x86_64).
Do not set it for normal operations.
- Useful for running a 64 bit kernel / 32 bit userspace.
Default: (architecture of running kernel)
** hooks/parabolaiso_pxe_common
* ip= This parameter is setup automatically by PXELINUX
- when option "IPAPPEND" is set to 1 or 2 in config.
+ when option "SYSAPPEND" is set to 1 or 2 in config.
ip=<client-ip>:<boot-server-ip>:<gw-ip>:<netmask>
Default: (set via PXE server)
* BOOTIF= This parameter is setup automatically by PXELINUX
- when option "IPAPPEND" is set to 2 or 3 in config.
+ when option "SYSAPPEND" is set to 2 or 3 in config.
BOOTIF=<hardware-address-of-boot-interface>
Default: (set via PXELINUX)
* copy_resolvconf= Copy /etc/resolv.conf from initramfs to live-enviroment.
@@ -125,6 +123,8 @@ INDEX
Default: (unset)
* img_dev= Device where parabolaiso-image.iso reside.
Default: (unset) or "/dev/disk/by-label/${img_label}"
+* img_flags= Set extra mount options, e.g. for btrfs subvolumes.
+ Default: defaults
* img_loop= Full path where parabolaiso-image.iso is located on ${img_dev}
Default: (unset)
@@ -136,6 +136,6 @@ INDEX
* mirror= Takes a mirror URL and creates a new mirrorlist.
When setting mirror=auto, the mirror is taken from
- archiso_http_srv= in order to keep using the mirror
+ parabolaiso_http_srv= in order to keep using the mirror
selected in the netboot menu.
Default: (unset)