Re: [CentOS] ntpdate past CentOS 7

2020-12-06 Thread Thomas Stephen Lee
On Thu, Dec 3, 2020 at 12:47 AM Jerry Geis wrote: > So ntpdate is no longer present past CentOS 7. > > Many times people want "internal" NTP servers - not opening firewalls to > allow external pool.ntp.org kind of stuff. > > ntpdate was "nice" in that I could just run once a day as "ntpdate

Re: [CentOS] ntpdate past CentOS 7

2020-12-04 Thread Brian Reichert
On Thu, Dec 03, 2020 at 07:06:25AM +, J Martin Rushton via CentOS wrote: > On 02/12/2020 23:32, Brian Reichert wrote: > >On Wed, Dec 02, 2020 at 02:17:04PM -0500, Jerry Geis wrote: > >>So ntpdate is no longer present past CentOS 7. > > > >What's wrong with the 'ntpdate' RPM? > > >

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread J Martin Rushton via CentOS
On 02/12/2020 23:32, Brian Reichert wrote: On Wed, Dec 02, 2020 at 02:17:04PM -0500, Jerry Geis wrote: So ntpdate is no longer present past CentOS 7. What's wrong with the 'ntpdate' RPM? https://centos.pkgs.org/7/centos-x86_64/ntpdate-4.2.6p5-29.el7.centos.2.x86_64.rpm.html What's wrong is

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread Brian Reichert
On Wed, Dec 02, 2020 at 02:17:04PM -0500, Jerry Geis wrote: > So ntpdate is no longer present past CentOS 7. What's wrong with the 'ntpdate' RPM? https://centos.pkgs.org/7/centos-x86_64/ntpdate-4.2.6p5-29.el7.centos.2.x86_64.rpm.html > Thanks, > > Jerry >

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread Fred
and I'm doing much the same: a Raspberry Pi running Raspbian, acts as my nameserver (instead of my ISP) and NTP server. all the systems in-house sync time from it. On Wed, Dec 2, 2020 at 3:22 PM Bill Gee wrote: > What IS in your chrony.conf file? > > "pool.ntp.org" is not a single server. It

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread Bill Gee
What IS in your chrony.conf file? "pool.ntp.org" is not a single server. It is a collection of several dozen. When you specify a pool of servers for chrony, it will pick 4 mostly at random and use those. The four servers it chooses will change over time. If you want to use exactly one

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread Jerry Geis
Thanks everyone for the comments. So trying to use the new "chronyc/d" So trying a couple things with chronyc chronyc sources 210 Number of sources = 5 MS Name/IP address Stratum Poll Reach LastRx Last sample ===

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread Jon Pruente
On Wed, Dec 2, 2020 at 1:26 PM John Pierce wrote: > the problem with that sort of time sync is that if your systems clock is > running fast, then those once a day time syncs cause the clock to be set > BACK a few seconds or whatever (in bad cases a few minutes). > Modern chrony that Bill Gee

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread John Pierce
On Wed, Dec 2, 2020 at 11:17 AM Jerry Geis wrote: > ... > ntpdate was "nice" in that I could just run once a day as "ntpdate name" the problem with that sort of time sync is that if your systems clock is running fast, then those once a day time syncs cause the clock to be set BACK a few

Re: [CentOS] ntpdate past CentOS 7

2020-12-02 Thread Bill Gee
There is a command-line option for chronyd which runs once, sets the time and exits. # chronyd -q I run chrony as a daemon on all my systems. One system is a server to everything else that is internal. The server is the only one that goes outside. It works well. The initial setup

[CentOS] ntpdate past CentOS 7

2020-12-02 Thread Jerry Geis
So ntpdate is no longer present past CentOS 7. Many times people want "internal" NTP servers - not opening firewalls to allow external pool.ntp.org kind of stuff. ntpdate was "nice" in that I could just run once a day as "ntpdate name" and all good. Is there a similar client for CentOS 8 ? I saw