[ntp:questions] verify reasonableness of plan
auerbachs2006 at embarqmail.com
Tue Feb 3 19:31:56 UTC 2009
On Feb 3, 2:21 pm, Harlan Stenn <st... at ntp.org> wrote:
> >>> In article <2eea3363-767e-44f4-8d85-17d9838d6... at r28g2000vbp.googlegroups.com>, SteveInTallyFL <auerbachs2... at embarqmail.com> writes:
> SteveInTallyFL> Can one of you experienced NTP folks please verify the
> SteveInTallyFL> reasonableness and safety of this time plan. Thanks.
> SteveInTallyFL> 2 servers in my DMZ and 1 internal server getting time from
> SteveInTallyFL> 0 - 4.us.pool.ntp.org and peered with each other
> SteveInTallyFL> 4 internal servers in an Oracle Real Application Cluster,
> SteveInTallyFL> each pointing to these 3 three servers, also peered to each
> SteveInTallyFL> other.
> SteveInTallyFL> Question: If these four cluster servers are getting time
> SteveInTallyFL> from the three peers is there anything gained or lost by
> SteveInTallyFL> peering them to each other?
> I like having client server boxes peer with each other because it makes it
> real easy to see how things are doing on just by running 'ntpq -p'.
> This may be less important if you have comprehensive monitoring of all your
> Harlan Stenn <st... at ntp.org>http://ntpforum.isc.org - be a member!
Monitoring of the cluster and the application server (which is also a
time server source) is limited. We currently are having application-
level issues because the cluster members are getting outside an
acceptable jitter range among each other and with the application
server. My take-away from your response if that this is a good thing
Thank you for feedback.
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