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{{tag>Brouillon Pb}}

# Brouillon Pb ksplice mise a jour kernel à chaud

Ça n'a pas marché sur ma Debian

Voir : 
* https://wiki.archlinux.org/index.php/Ksplice
* https://github.com/jirislaby/ksplice
* https://www.ksplice.com/doc/ksplice.pdf
* https://github.com/jirislaby/ksplice/issues/5
* https://bugzilla.redhat.com/show_bug.cgi?id=523024
* http://elinux.org/images/6/63/Elc2009-ksplice.pdf
* http://www.ibm.com/developerworks/aix/library/au-spunix_ksplice/
* http://cormander.com/2011/08/how-to-use-the-ksplice-raw-utilities/
* http://www.ipst-info.net/download/LinuxJournal/LJ/184/10395.html



~~~
$ uname -a
Linux portable 3.16.0-4-amd64 #1 SMP Debian 3.16.7-ckt11-1+deb8u6 (2015-11-09) x86_64 GNU/Linux
~~~

~~~bash
apt-get install linux-source-3.16 
apt-get install ksplice
~~~

~~~bash
mkdir src
cd src
tar xf /usr/src/linux-source-3.16.tar.xz
mkdir linux-source-3.16/ksplice
cp /boot/System.map-3.16.0-4-amd64 linux-source-3.16/ksplice/System.map
cp /boot/config-3.16.0-4-amd64 linux-source-3.16/.config
~~~

~~~bash
$ export CONCURRENCY_LEVEL=4
$ ksplice-create --diffext=new linux-source-3.16/
cc1: some warnings being treated as errors
scripts/Makefile.build:257: recipe for target '/tmp/ksplice-tmp-G_Ex2i/kmodsrc/ksplice.o' failed
make[1]: *** [/tmp/ksplice-tmp-G_Ex2i/kmodsrc/ksplice.o] Error 1
Makefile:1352: recipe for target '_module_/tmp/ksplice-tmp-G_Ex2i/kmodsrc' failed
make: *** [_module_/tmp/ksplice-tmp-G_Ex2i/kmodsrc] Error 2
make: Leaving directory '/home/jean/src/linux-3.16/linux-source-3.16'
Child exited with status 2
Failed during: make -rR -j4 -C /home/jean/src/linux-3.16/linux-source-3.16 M=/tmp/ksplice-tmp-G_Ex2i/kmodsrc KSPLICE_KID=nn7ysgvd KSPLICE_VE
~~~