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< Dracut
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(→NFSv4) |
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{{admon/note|mount nfsv4 share from <server-ip>:/<root-dir>. If no server-ip is given, use dhcp next_server. nfs-options can be appended with the prefix ":" or ","}} | {{admon/note|mount nfsv4 share from <server-ip>:/<root-dir>. If no server-ip is given, use dhcp next_server. nfs-options can be appended with the prefix ":" or ","}} | ||
<pre>root=dhcp</pre> | <pre>2=root=dhcp</pre> | ||
{{admon/note|root-path=nfs4:<server-ip>:<root-dir>[,<nfs-options>]. root=dhcp alone directs initrd to look at the DHCP root-path where NFS options can be specified.}} | {{admon/note|root-path=nfs4:<server-ip>:<root-dir>[,<nfs-options>]. root=dhcp alone directs initrd to look at the DHCP root-path where NFS options can be specified.}} | ||
Revision as of 21:51, 2 July 2009
Dracut kernel command line parameters
Limitations
- Command line length: 2048
- dhcp root-path: 255
Configuration in initrd
/conf/conf.d/*
Standard
init=<path to real init>
root=<path to blockdevice>
DHCP
root=dhcp
NFSv3
root=[<server-ip>:]<root-dir>[:<nfs-options>]
root=dhcp
root-path=<server-ip>:<root-dir>[,<nfs-options>]
Deprecated
root=/dev/nfs nfsroot=[<server-ip>:]<root-dir>[,<nfs-options>]
NFSv4
root=nfs4:[<server-ip>:]<root-dir>[:<nfs-options>]
2=root=dhcp
iSCSI
root=iscsi:[<servername>]:[<protocol>]:[<port>]:[<LUN>]:<targetname>::
root=??? iscsiroot=...::
root=??? iscsi_initiator= iscsi_target_name= iscsi_target_ip= iscsi_target_port= iscsi_target_group= iscsi_username= iscsi_password= iscsi_in_username= iscsi_in_password=::
root=??? iscsi_firmware::
NBD
root=nbd:<server>:<port>[:<fstype>][:<mountopts>]
root=dhcp
Network
ip=[dhcp|on|any]
ip=<interface>:[dhcp|on|any]
ip=<client-IP-number>:<gateway-IP-number>:<netmask>:<client-hostname>:<interface>:[dhcp|on|any|]
Misc
rdblacklist=<modulename>
Debug
rdinitdebug
rdbreak=[pre-udev|pre-mount|mount|pre-pivot|]
rdudevinfo
rdudevdebug
rdnetdebug