X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=manpages%2Fen%2Flive-boot.7;h=b29143a74f4066abd552b36f52557e841febf58e;hb=d6d5fc54707c7dcf06d6eea301d7fe27e2b02569;hp=72184cc552a96723d6829b5d7c5ac152b0cf6bbf;hpb=94c54362dbd29805ae85e9cf0ae4c00a167c2bf3;p=live-boot-grml.git diff --git a/manpages/en/live-boot.7 b/manpages/en/live-boot.7 index 72184cc..b29143a 100644 --- a/manpages/en/live-boot.7 +++ b/manpages/en/live-boot.7 @@ -24,6 +24,39 @@ In addition, there are some more boot parameters to influence the behaviour, see .SS Configuration Files \fBlive\-boot\fR can be configured (but not activated) through configuration files. Those files can be placed either in the root filesystem itself (/etc/live/boot.conf, /etc/live/boot/*), or on the live media (live/boot.conf, live/boot/*). +These environment variables can only be set in the configuration files: + +.TP +\fBDISABLE_CDROM\fR=[\fItrue\fR|\fIfalse\fR] +Disable support for booting from CD-ROMs. If set to '\fIy\fR' mkinitramfs will build an initramfs without the kernel modules for reading CD-ROMs. + +.TP +\fBDISABLE_FAT\fR=[\fItrue\fR|\fIfalse\fR] +Disable support for booting from FAT file systems. If set to '\fIy\fR' mkinitramfs will build an initramfs without the kernel module vfat and some nls_* modules. + +.TP +\fBDISABLE_FUSE\fR=[\fItrue\fR|\fIfalse\fR] +Disable support for booting from FUSE-based file systems. If set to '\fIy\fR' mkinitramfs will build an initramfs without the kernel module fuse and file systems that depend on it (like curlftpfs and httpfs2). + +.TP +\fBDISABLE_NTFS\fR=[\fItrue\fR|\fIfalse\fR] +Disable support for booting from NTFS file systems. If set to '\fIy\fR' mkinitramfs will build an initramfs without the kernel module ntfs. + +.TP +\fBDISABLE_USB\fR=[\fItrue\fR|\fIfalse\fR] +Disable support for booting from USB devices. If set to '\fIy\fR' mkinitramfs will build an initramfs without the kernel module sd_mod. + +.TP +\fBMINIMAL\fR=[\fItrue\fR|\fIfalse\fR] +Build a minimal initramfs. If set to '\fIy\fR' mkinitramfs will build an initramfs without some udev scripts and without rsync. + +.TP +\fBPERSISTENCE_FSCK\fR=[\fItrue\fR|\fIfalse\fR] +Run fsck on persistance filesystem on boot. Will attempt to repair errors. The execution log will be saved in /var/log/live/fsck.log. + +.TP +\fBFSCKFIX\fR=[\fItrue\fR|\fIfalse\fR] +If PERSISTENCE_FSCK or forcefsck are set, will pass -y to fsck to stop it from asking questions interactively and assume yes to all queries. .SH OPTIONS \fBlive\-boot\fR currently features the following parameters. @@ -68,6 +101,8 @@ Target # Wthreads or MaxConnections .IP "\fBfindiso\fR=\fI/PATH/TO/IMAGE\fI" 4 Look for the specified ISO file on all disks where it usually looks for the .squashfs file (so you don't have to know the device name as in fromiso=....). +.IP "\fBforcefsck\fR" 4 +Run fsck on persistance filesystem on boot. Will attempt to repair errors. The execution log will be saved in /var/log/live/fsck.log. .IP "\fBfromiso\fR=\fI/PATH/TO/IMAGE\fI" 4 Use a filesystem from within an ISO image that's available on live-media. .IP "\fBignore_uuid\fR" 4 @@ -104,6 +139,8 @@ disables the "persistence" feature, useful if the bootloader (like syslinux) has Do not prompt to eject the live medium. .IP "\fBramdisk\-size\fR" 4 This parameter defines a custom ramdisk size (it's the '\-o size' option of tmpfs mount). By default, there is no ramdisk size set, so the default of mount applies (currently 50% of available RAM). Note that this option has currently no effect when booting with toram. +.IP "\fBoverlay\-size\fR=\fISIZE\fR" 4 +The size of the tmpfs mount (used for the upperdir union root mount) in bytes, and rounded up to entire pages. This option accepts a suffix % to limit the instance to that percentage of your physical RAM or a suffix k, m or g for Ki, Mi, Gi (binary kilo (kibi), binary mega (mebi) and binary giga (gibi)). By default, 50% of available RAM will be used. .IP "\fBswap=true\fR" 4 This parameter enables usage of local swap partitions. .IP "\fBpersistence\fR" 4