[Support #WCE-307093]: ldm routing problem and solution

["Unidata LDM Support" <support-ldm@xxxxxxxxxxxxxxxx>]

Tom,

> It is using ntpd and ntpdate is only used just before ntpd is started.
> What is really funny is that it would also happen with ntpd NOT
> running.  Vmware has an option to fix the time in its vms but as best I
> can tell it is definitely disabled in this case.  This "app note"
> 
> http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=1006086
> touches on about what is happening.

According to the note, you must be running a version of Linux that's at least
3 years old.  If you upgrade to a more modern version, does the problem
dissapear?

> It just so happens we're using a
> kernel that you can dynamically change the effective HZ (divider= kernel
> option) and when it is set to effective HZ=100, the problem is worse -
> maybe since the possible back steps are larger.
> 
> Tom

Regards,
Steve Emmerson

Ticket Details
===================
Ticket ID: WCE-307093
Department: Support LDM
Priority: Normal
Status: Closed