Voltdb数据库配置文档
1、linux服务器要求
linux系统版本：uname -a
CentOS-5.6-x86_64
Linux server5 2.6.18-238.el5xen #1 SMP Thu Jan 13 16:41:45 EST 2011 x86_64 x86_64 x86_64 GNU/Linux
Linux 系统需要开启的服务：ntpd、ssh、httpd、vsftpd
NTP服务器配置：vi /f
# Permit time synchronization with our time source, but do not
# permit the source to query or modify the service on this system.
restrict default kod nomodify notrap nopeer noquery
restrict -6 default kod nomodify notrap nopeer noquery
# Permit all access over the loopback interface.  This could
# be tightened as well, but to do so would effect some of
# the administrative functions.
restrict 127.0.0.1
restrict server1
# Hosts on local network are less restricted.
restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap  （添加些行）
# Use public servers from p.org project.
# Please consider joining the pool (p.org/join.html).
#server 0.210.72.145.44
server 0.p.org
server 1.p.org
server 2.p.org
#broadcast 192.168.1.255 key 42        # broadcast server
#broadcastclient            # broadcast client
#broadcast 224.0.1.1 key 42        # multicast server
#multicastclient 224.0.1.1        # multicast client
#manycastserver 239.255.254.254        # manycast server
#manycastclient 239.255.254.254 key 42    # manycast client
# 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
fudge  127.127.1.0 stratum 10
# Drift file.  Put this in a directory which the daemon can write to.
# No symbolic links allowed, either, since the daemon updates the file
# by creating a temporary in the same directory and then rename()'ing
# it to the file.
driftfile /var/lib/ntp/drift
# Key file containing the keys and key identifiers used when operating
# with symmetric key cryptography.
#keys /etc/ntp/keys  (需要注示掉)
# Specify the key identifiers which are trusted.
#trustedkey 4 8 42
# Specify the key identifier to use with the ntpdc utility.
#requestkey 8
# Specify the key identifier to use with the ntpq utility.
#controlkey 8
#p.org mask 255.255.255.255 nomodify notrap noquery
#p.org mask 255.255.255.255 nomodify notrap noquery
#p.org mask 255.255.255.255 nomodify notrap noquery
NTP客户端配置：vi /f
# Permit time synchronization with our time source, but do not
# permit the source to query or modify the service on this system.
restrict default kod nomodify notrap nopeer noquery
restrict -6 default kod nomodify notrap nopeer noquery
# Permit all access over the loopback interface.  This could
# be tightened as well, but to do so would effect some of
# the administrative functions.
restrict 127.0.0.1
restrict -6 ::1
# Hosts on local network are less restricted.
#restrict 192.168.1.0 mask 255.255.255.0 nomodify notrap
# Use public servers from p.org project.
# Please consider joining the pool (p.org/join.html).
server server1    （添加此行）
#server 1.p.org
#server 2.p.org
#broadcast 192.168.1.255 key 42        # broadcast server
#broadcastclient            # broadcast client
#broadcast 224.0.1.1 key 42        # multicast server
#multicastclient 224.0.1.1        # multicast client
#manycastserver 239.255.254.254        # manycast server
#manycastclient 239.255.254.254 key 42    # manycast client
# 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 0   
# Drift file.  Put this in a directory which the daemon can write to.
# No symbolic links allowed, either, since the daemon updates the file
# by creating a temporary in the same directory and then rename()'ing
# it to the file.
driftfile /var/lib/ntp/drift
# Key file containing the keys and key identifiers used when operating
# with symmetric key cryptography.
#keys /etc/ntp/keys  (需要注示掉)
# Specify the key identifiers which are trusted.
#trustedkey 4 8 42
# Specify the key identifier to use with the ntpdc utility.
#requestkey 8
# Specify the key identifier to use with the ntpq utility.
#controlkey 8
Hosts主服务器配置：vi /etc/hosts
# Do not remove the following line, or various programslog4j与log4j2
# that require network functionality will fail.

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