[dundee] Dynamic Kernel Patching problem

[Andrew Clayton]

On Wed, 11 Jun 2014 12:05:21 +0100, gordon dunlop wrote:

> So far everything has been OK where all the kernel patches has been
> applied live until recently when the latest patch would not update.
> 
> http://www.securelist.com/en/advisories/59029
> 
> Ksplice gave the reason that it could not install the update because
> one or more programs are constantly using the kernel functions
> patched by this update and gave me the list of the programs running.
> On the list was libvirtd, you cannot stop this service if this is
> being used for the running of virtual machines (catch 22). It also
> mentioned mysqld which was weird as I don't have this running.

Can libvirtd take a SIGHUP or something? It may kick it enough to
allow the patch to take.
  
> $ systemctl status mysqld
> 
> gave me output:
> 
> mysqld.service - MariaDB database server
>    Loaded: loaded (/usr/lib/systemd/system/mysqld.service; disabled)
>    Active: inactive (dead)

You could do a pgrep mysql just to make sure.


Andrew