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service nfs restart
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vi /etc/exports
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mount 192.168.1.88:/home/work /mnt
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rpm -ivh tftp-server-0.32-4.i386.rpm
rpm -ivh tftp-0.32-4.i386.rpm
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tar zxvf mysqlsla-2.03.tar.gz
cp mysqlsla-2.03/bin/mysqlsla /usr/local/bin
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yum install perl-DBI perl-DBD-MySQL -y
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mysqlsla -lt slo ......
1. ÔËÓÃ expr
#expr 10 + 10 ===> 20
#a=`expr 10 % 3`;echo $a ===> 1; a, k6 [+ N%
#|/ }4 [% N
# b=10;b=`expr $b + 1` ===> 11 (ʵÏÖÁ˱äÁ¿µÄ×ÔÔö1)
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#! /bin/sh
VAR=1
VAR=$(($VAR+1))
echo $VAR ......
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useradd nagios
passwd nagios
2.°²×°nagios²å¼þ
tar xvzf nagios-plugins-*.tar.gz
./configure
make && make install
chown nagios.nagios ......