Lines Matching +full:boot +full:- +full:enabled
1 .. SPDX-License-Identifier: GPL-2.0
27 It can be used either built-in or as a module. As a built-in,
30 capture of early kernel panics, it does capture most of the boot
39 netconsole=[+][r][src-port]@[src-ip]/[<dev>],[tgt-port]@<tgt-ip>/[tgt-macaddr]
44 src-port source for UDP packets (defaults to 6665)
45 src-ip source IP to use (interface address)
47 tgt-port port for logging agent (6666)
48 tgt-ip IP address for logging agent
49 tgt-macaddr ethernet MAC address for logging agent (broadcast)
69 Built-in netconsole starts immediately after the TCP stack is
80 On distributions using a BSD-based netcat version (e.g. Fedora,
82 the -p switch::
84 nc -u -l -p <port>' / 'nc -u -l <port>
88 netcat -u -l -p <port>' / 'netcat -u -l <port>
94 socat udp-recv:<port> -
101 parameters reconfigured at runtime from a configfs-based userspace interface.
103 from the boot/module option are not exposed via this interface, and hence
107 netconsole module (or kernel, if netconsole is built-in).
118 above) and are disabled by default -- they must first be enabled by writing
119 "1" to the "enabled" attribute (usually after setting parameters accordingly)
129 enabled Is this target currently enabled? (read-write)
130 extended Extended mode enabled (read-write)
131 release Prepend kernel release to message (read-write)
132 dev_name Local network interface name (read-write)
133 local_port Source UDP port to use (read-write)
134 remote_port Remote agent's UDP port (read-write)
135 local_ip Source IP address to use (read-write)
136 remote_ip Remote agent's IP address (read-write)
137 local_mac Local interface's MAC address (read-only)
138 remote_mac Remote agent's MAC address (read-write)
141 The "enabled" attribute is also used to control whether the parameters of
142 a target can be updated or not -- you can modify the parameters of only
143 disabled targets (i.e. if "enabled" is 0).
147 cat enabled # check if enabled is 1
148 echo 0 > enabled # disable the target (if required)
152 echo 1 > enabled # enable target again
162 is set to 1, extended console support is enabled. An example boot
172 If 'r' (release) feature is enabled, the kernel release version is
175 6.4.0,6,444,501151268,-;netconsole: network logging started
185 ncfrag=<byte-offset>/<total-bytes>
190 6,416,1758426,-,ncfrag=0/31;the first chunk,
191 6,416,1758426,-,ncfrag=16/31; the 2nd chunk.
212 ping -c 1 10.0.0.2 ; /sbin/arp -n | grep 10.0.0.2
218 default gateway (you may use /sbin/route -n to find it out) as the
235 dmesg -n 8
237 or by specifying "debug" on the kernel command line at boot, to send
239 can also be set using the "loglevel" kernel boot option. See the
240 dmesg(8) man page and Documentation/admin-guide/kernel-parameters.rst