Gentoo Archives: gentoo-user

From: Nick Khamis <symack@×××××.com>
To: gentoo-user@l.g.o
Subject: Re: [gentoo-user] Server system date synchronizaion
Date: Fri, 26 Apr 2013 17:11:19
Message-Id: CAGWRaZYxgiDDoDF+UfAhzzWyHnq=zrFBoeSQY43B6s0M1td1gg@mail.gmail.com
In Reply to: Re: [gentoo-user] Server system date synchronizaion by Alan McKinnon
1 On 4/26/13, Alan McKinnon <alan.mckinnon@×××××.com> wrote:
2 > On 26/04/2013 17:54, Nick Khamis wrote:
3 >> On 4/26/13, Alan McKinnon <alan.mckinnon@×××××.com> wrote:
4 >>> On 26/04/2013 17:27, Nick Khamis wrote:
5 >>>> Hello Everyone,
6 >>>>
7 >>>> Thank you for the many solutions however, I am totally lost as to which
8 >>>> would
9 >>>> be most reliable in a collocation setting vs. office desktop. What we
10 >>>> would like
11 >>>> is to set up our own ntp server which other servers and desktops in our
12 >>>> office
13 >>>> syncs to. Is this advised? If so, is there a nice tutorial online?
14 >>>
15 >>> The subject of time is vastly more complex than anyone ever thinks at
16 >>> first look. Time servers are tiered and are themselves both clients and
17 >>> servers...
18 >>>
19 >>> So here's what you do: sync everything to your ISP's time servers.
20 >>> Chances are good they do a better job than you can, just like with DNS
21 >>> caching.
22 >>>
23 >>> When you know more about the subject than you do now, you can venture
24 >>> into rolling your own. I'm not being rude or funny - time servers are
25 >>> just one of those things that unless you have special needs and LOTS of
26 >>> cash, it is so much easier to just let someone else do all the heavy
27 >>> lifting.
28 >>>
29 >>>
30 >>> --
31 >>> Alan McKinnon
32 >>> alan.mckinnon@×××××.com
33 >>>
34 >>>
35 >>>
36 >>
37 >> Hello Alan,
38 >>
39 >> Thank you so much for your response, and I totally understand the
40 >> effort vs. benefit challenge. However, is it really that much
41 >> trouble/unstable to setup our own ntp
42 >> server that syncs with our local isp, and have our internal network sync
43 >> on it?
44 >
45 >
46 > No, it's not THAT much effort. You can get by with installing ntpd on a
47 > single machine, pointing it at the upstream time server and pointing all
48 > your clients to it. It's clearly recorded in the config file, you can't
49 > go wrong.
50 >
51 > It's understanding how this weird thing called time works that is the
52 > issue. Take for example leap seconds..... urggggggggggg...
53 >
54 > The basic question I suppose is why do you want to do it this way? What
55 > do you feel you will gain by doing it yourself?
56 >
57 >
58 > --
59 > Alan McKinnon
60 > alan.mckinnon@×××××.com
61 >
62 >
63 >
64
65 Hello Alan,
66
67 Thank you so much for your time. Our voip cluster time always vary for
68 some reason....
69 And with long distance, that could mean upwards to a dollar a call.
70
71 N.

Replies

Subject Author
Re: [gentoo-user] Server system date synchronizaion Alan McKinnon <alan.mckinnon@×××××.com>