Linux 使用sar收集性能分析數據步驟(按每月31天收集)

.確保sysstat工具已經安裝;

2.cd /etc/sysconfig;
vi sysstat ,change history=7 to history=31 and save ;

3.cd /usr/lib/sa
vi sa2 , change history=7 to history=31 and save ;

4.chkconfig --list sysstat
make sure this service's status is on at run level 3;

5.service sysstat restart .

6.data collection
cd /var/log/sa/; ls sa?? and extract the data you wanted with sar command .

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Linux 使用sar收集性能分析數據步驟(按每月31天收集)

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