多臺linux服務器時間同步

1,設置A機時間服務器:web

  a,修改 /etc/ntp.conf,以下:服務器

  

# Undisciplined Local Clock. This is a fake driver intended for backup
# and when no outside source of synchronized time is available.
server 127.127.1.0 # local clock
#fudge 127.127.1.0 stratum 10app

  b,ide

  /etc/init.d/ntpd start  #啓動時間服務器spa

  service ntpd statusserver

  service ntpd startip

  c,ci

  

  [root@cardapp1 etc]# ntpq -p
  remote refid st t when poll reach delay offset jitter
  ==============================================================================
  *LOCAL(0) .LOCL. 5 l 59 64 377 0.000 0.000 0.000rem

  d,chkconfig ntpd on #設置自啓動同步

2,設置需同步的客戶端機:

  a,

修改 /etc/ntp.conf,以下:

  

  # Undisciplined Local Clock. This is a fake driver intended for backup
  # and when no outside source of synchronized time is available.
  server 200.4.0.40 # local clock 時間同步服務器A機
  fudge 200.4.0.40 stratum 10

  b,

  service ntpd status

  service ntpd start

  c,(只有開了/etc/init.d/ntpd start,才能看到下面信息)

  [root@webcard2 etc]# ntpq -p
  remote refid st t when poll reach delay offset jitter
  ==============================================================================
  200.4.0.40 LOCAL(0) 6 u 5 64 1 1.377 -7077.8 0.000

  d,chkconfig ntpd on #設置自啓動

  e, ntpdate -d 200.4.0.40

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