Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-06 Thread Lorens Kockum
I did leave a little almost on-purpose dangling hint that got me an off-list query... Since I'm replying, I might as well reply on-list for the record, even if this is getting off-topic. I've just about exhausted my knowledge on the subject, so further questions will probably find a more attentive

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-06 Thread Noel
On 5/6/2011 5:53 AM, Charles Marcus wrote: ntpdate, which causes large jumps, should only be used at boot time BEFORE server processes are started, then ntp CLIENT keeps the systems clock in sync using tiny increments, usually less than a second. No, ntpd adjusts the clock frequency to keep t

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-06 Thread Jerry
On Fri, 06 May 2011 06:53:13 -0400 Charles Marcus articulated: > On 2011-05-06 12:05 AM, Frank Bonnet wrote: > > Le 05/05/2011 20:49, Timo Sirainen a écrit : > >> On 5.5.2011, at 20.45, Spyros Tsiolis wrote: > >>> AFAIK, to keep good time on a linux machine inside the network, > >>> you need to r

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-06 Thread Charles Marcus
On 2011-05-06 12:05 AM, Frank Bonnet wrote: > Le 05/05/2011 20:49, Timo Sirainen a écrit : >> On 5.5.2011, at 20.45, Spyros Tsiolis wrote: >>> AFAIK, to keep good time on a linux machine inside the network, >>> you need to run "ntpdate" and not "ntpd". >> No no no! That just makes things worse! It

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-06 Thread Alexander Moisseev
Are you got this warnings only after OS reboot? -- Alexander Moisseev

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Frank Bonnet
Le 05/05/2011 20:49, Timo Sirainen a écrit : On 5.5.2011, at 20.45, Spyros Tsiolis wrote: AFAIK, to keep good time on a linux machine inside the network, you need to run "ntpdate" and not "ntpd". No no no! That just makes things worse! It's the most common reason for these "Time jumped for

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Jerry
On Thu, 5 May 2011 23:43:25 +0200 Lorens Kockum articulated: > On Thu, May 05, 2011 at 07:54:50PM +0100, Spyros Tsiolis wrote: > > > > Seriously ? > > Yes, Timo was (of course) both serious and correct. > > ntpdate takes one or more NTP servers as parameters, and sets > your server's time to m

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Lorens Kockum
On Thu, May 05, 2011 at 07:54:50PM +0100, Spyros Tsiolis wrote: > > Seriously ? Yes, Timo was (of course) both serious and correct. ntpdate takes one or more NTP servers as parameters, and sets your server's time to match that of the NTP servers. That may well cause a jump, even a massive jump.

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Bruno Tréguier
Le 05/05/2011 à 21:27, Rick Romero a écrit : I thought everyone knew that if you removed the 1.55v watch battery from the motherboard, you could put in a 1.6v battery and time will run faster. Then just use ntpdate - time will never jump forward, and dovecot won't crash. :D Hi, As Timo just

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Jay Welch
, Spyros Tsiolis wrote: --- On Thu, 5/5/11, Timo Sirainen wrote: From: Timo Sirainen Subject: Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds To: "Spyros Tsiolis" Cc: f.bon...@esiee.fr, "Dovecot" Date: Thursday, 5 May, 2011, 21:49 On 5.5.2011, at 2

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Rick Romero
Quoting Noel : On 5/5/2011 1:54 PM, Spyros Tsiolis wrote: --- On Thu, 5/5/11, Timo Sirainen wrote: From: Timo Sirainen Subject: Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds To: "Spyros Tsiolis" Cc: f.bon...@esiee.fr, "Dovecot" Date: T

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Noel
On 5/5/2011 1:54 PM, Spyros Tsiolis wrote: --- On Thu, 5/5/11, Timo Sirainen wrote: From: Timo Sirainen Subject: Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds To: "Spyros Tsiolis" Cc: f.bon...@esiee.fr, "Dovecot" Date: Thursday, 5 May, 201

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Spyros Tsiolis
--- On Thu, 5/5/11, Timo Sirainen wrote: > From: Timo Sirainen > Subject: Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 > seconds > To: "Spyros Tsiolis" > Cc: f.bon...@esiee.fr, "Dovecot" > Date: Thursday, 5 May, 2011, 21:49 &

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Timo Sirainen
On 5.5.2011, at 20.45, Spyros Tsiolis wrote: > AFAIK, to keep good time on a linux machine inside the network, > you need to run "ntpdate" and not "ntpd". No no no! That just makes things worse! It's the most common reason for these "Time jumped forwards/backwards" warnings.

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Spyros Tsiolis
Hello, You say ntpd is running. Is it running as a daemon ? AFAIK, to keep good time on a linux machine inside the network, you need to run "ntpdate" and not "ntpd". I had _exactly_ the same problem and I was running an ntp daemon. I wasn't actually syncing to anything. So,I did some searching

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Patrick Domack
ntp isn't a magical fix. You need a good selection of source servers, or local time sources for it to pick a steady reliable time to use. Also, if the clock in your computer drifts too much, ntp will refuse to correct it or keep it in sync at all. Quoting Frank Bonnet : Hello I get th

Re: [Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-05 Thread Charles Marcus
On 2011-05-05 1:25 AM, Frank Bonnet wrote: > Hello > > I get this warning in dovecot.log > > the machine is running ntpd so this is > a bit strange ... How are you using it? It obviously isn't working correctly if your server isn't staying in time. -- Best regards, Charles

[Dovecot] May 05 07:20:21 imap: Warning: Time jumped forwards 16 seconds

2011-05-04 Thread Frank Bonnet
Hello I get this warning in dovecot.log the machine is running ntpd so this is a bit strange ...