X-Git-Url: http://git.grml.org/?a=blobdiff_plain;f=manpages%2Flive-initramfs.en.7.txt;h=ecf9db5eba183abb95cff5c60aaaf362ed4a2b55;hb=26266c20e99567e0989bc3030f9201249a659ced;hp=f42a9ce75d6fa065fe8637885b128355277ec72c;hpb=990480f58dde1722f8ab87514b4443c1ea418b85;p=live-boot-grml.git diff --git a/manpages/live-initramfs.en.7.txt b/manpages/live-initramfs.en.7.txt index f42a9ce..ecf9db5 100644 --- a/manpages/live-initramfs.en.7.txt +++ b/manpages/live-initramfs.en.7.txt @@ -54,7 +54,15 @@ Makes initramfs boot process more verbose. fetch=*URL*:: Another form of netboot by downloading a squashfs image from a given url, -copying to ram and booting it. +copying to ram and booting it. Due to current limitations in busyboxs wget +and DNS resolution, an URL can not contain a hostname but an IP only. + +Not working: http://example.com/path/to/your_filesystem.squashfs +Working: http://1.2.3.4/path/to/your_filesystem.squashfs + +Also note that therefore it's currently not possible to fetch an image from a +namebased virtualhost of an httpd if it is sharing the ip with the main httpd +instance. hostname=*HOSTNAME*, username=*USER*, userfullname=*USERFULLNAME*:: @@ -204,9 +212,15 @@ live-initramfs will look for persistent and snapshot partitions or files labeled in order: mount as /cow the first, mount the second in /home, and just copy the contents of the latter in appropriate locations (snapshots). Snapshots will be tried to be updated on reboot/shutdown. Look at live-snapshot(1) for more -informations. If "nofiles" is specified too, only labels will be searched and no -filesystems will be mounted for searching file images or archives; this will -results in improved boot times. +informations. If "nofiles" is specified, only filesystems with matching labels +will be searched; no filesystems will be traversed looking for archives or image +files. This results in shorter boot times. + + persistent-path=PATH + +live-initramfs will look for persistency files in the root directory of a partition, +with this parameter, the path can be configured so that you can have multiple +directories on the same partition to store persistency files. {preseed/file|file}=**FILE**:: @@ -290,6 +304,18 @@ in this file will be the "lowest" point in the aufs, and the last file in this list will be on the "top" of the aufs, directly below /cow. Without this file, any images in the "/live" directory are loaded in alphanumeric order. + /etc/live-persistence.binds + +This optional file (which resides in the rootfs system, not in the live media) +is used as a list of directories which not need be persistent: ie. their +content does not need to survive reboots when using the persistence features. + +This saves expensive writes and speeds up operations on volatile data such as +web caches and temporary files (like e.g. /tmp and .mozilla) which are +regenerated each time. This is achieved by bind mounting each listed directory +with a tmpfs on the original path. + + See also --------