前提・実現したいこと
AWSのEC2インスタンスの時刻が15分ほどずれているので調整したいです。
ntpdateコマンドを実行したのですが、調整されません。
rootになった後、
ntpdate -b ntp.nict.jp (3/28 16:07頃に実行)
28 Mar 15:52:55 ntpdate[4036]: step time server 133.243.238.244 offset 859.165001 sec
date (3/28 16:07頃に実行)
2018年 3月 28日 水曜日 15:53:20 JST
となり、時刻がずれたままです。
時間を合わせるにはどのようにしたら良いか、ご教授お願いいたします。
試したこと
ntpdate ntp.nict.jp を実行 > 調整されず
ntpdate -B ntp.nict.jp を実行 > 調整されず
date 032815252018 を実行 > 調整されず
補足情報(FW/ツールのバージョンなど)
CentOS release 5.4 (Final)
補足です
ntpdate -b ntp.nict.jp を実行したときの結果
28 Mar 15:52:55 ntpdate[4036]: step time server 133.243.238.244 offset 859.165001 sec
メッセージはこれです。ほかには表示されていませんでした。
ntpdate -d ntp.nict.jp を実行したときの結果
28 Mar 17:07:50 ntpdate[6813]: ntpdate 4.2.2p1@1.1570-o Sat Dec 19 00:56:14 UTC 2009 (1)
Looking for host ntp.nict.jp and service ntp
host found : ntp-a2.nict.go.jp
transmit(133.243.238.243)
receive(133.243.238.243)
transmit(133.243.238.243)
receive(133.243.238.243)
transmit(133.243.238.243)
receive(133.243.238.243)
transmit(133.243.238.243)
receive(133.243.238.243)
transmit(133.243.238.243)
transmit(133.243.238.244)
receive(133.243.238.244)
transmit(133.243.238.244)
receive(133.243.238.244)
transmit(133.243.238.244)
receive(133.243.238.244)
transmit(133.243.238.244)
receive(133.243.238.244)
transmit(133.243.238.244)
transmit(133.243.238.163)
receive(133.243.238.163)
transmit(133.243.238.163)
receive(133.243.238.163)
transmit(133.243.238.163)
receive(133.243.238.163)
transmit(133.243.238.163)
receive(133.243.238.163)
transmit(133.243.238.163)
transmit(133.243.238.164)
receive(133.243.238.164)
transmit(133.243.238.164)
receive(133.243.238.164)
transmit(133.243.238.164)
receive(133.243.238.164)
transmit(133.243.238.164)
receive(133.243.238.164)
transmit(133.243.238.164)
server 133.243.238.243, port 123
stratum 1, precision -20, leap 00, trust 000
refid [NICT], delay 0.02901, dispersion 0.00000
transmitted 4, in filter 4
reference time: de65cf32.00000000 Wed, Mar 28 2018 17:22:10.000
originate timestamp: de65cf32.11c23f4c Wed, Mar 28 2018 17:22:10.069
transmit timestamp: de65cbd6.cab14ec2 Wed, Mar 28 2018 17:07:50.791
filter delay: 0.02914 0.02908 0.02901 0.02902
0.00000 0.00000 0.00000 0.00000
filter offset: 859.2759 859.2758 859.2759 859.2758
0.000000 0.000000 0.000000 0.000000
delay 0.02901, dispersion 0.00000
offset 859.275900
server 133.243.238.244, port 123
stratum 1, precision -20, leap 00, trust 000
refid [NICT], delay 0.02881, dispersion 0.00000
transmitted 4, in filter 4
reference time: de65cf32.00000000 Wed, Mar 28 2018 17:22:10.000
originate timestamp: de65cf32.44c4e3eb Wed, Mar 28 2018 17:22:10.268
transmit timestamp: de65cbd6.fdb584b1 Wed, Mar 28 2018 17:07:50.991
filter delay: 0.02892 0.02882 0.02884 0.02881
0.00000 0.00000 0.00000 0.00000
filter offset: 859.2760 859.2759 859.2759 859.2759
0.000000 0.000000 0.000000 0.000000
delay 0.02881, dispersion 0.00000
offset 859.275977
server 133.243.238.163, port 123
stratum 1, precision -20, leap 00, trust 000
refid [NICT], delay 0.02910, dispersion 0.00002
transmitted 4, in filter 4
reference time: de65cf32.00000000 Wed, Mar 28 2018 17:22:10.000
originate timestamp: de65cf32.7838fe11 Wed, Mar 28 2018 17:22:10.469
transmit timestamp: de65cbd7.31223183 Wed, Mar 28 2018 17:07:51.191
filter delay: 0.02914 0.02916 0.02914 0.02910
0.00000 0.00000 0.00000 0.00000
filter offset: 859.2759 859.2759 859.2759 859.2759
0.000000 0.000000 0.000000 0.000000
delay 0.02910, dispersion 0.00002
offset 859.275946
server 133.243.238.164, port 123
stratum 1, precision -20, leap 00, trust 000
refid [NICT], delay 0.02916, dispersion 0.00000
transmitted 4, in filter 4
reference time: de65cf32.00000000 Wed, Mar 28 2018 17:22:10.000
originate timestamp: de65cf32.ab76742c Wed, Mar 28 2018 17:22:10.669
transmit timestamp: de65cbd7.645ec3da Wed, Mar 28 2018 17:07:51.392
filter delay: 0.02925 0.02916 0.02917 0.02917
0.00000 0.00000 0.00000 0.00000
filter offset: 859.2759 859.2759 859.2759 859.2759
0.000000 0.000000 0.000000 0.000000
delay 0.02916, dispersion 0.00000
offset 859.275924
28 Mar 17:07:51 ntpdate[6813]: step time server 133.243.238.244 offset 859.275977 sec