SysStat : Install
2016/01/12 |
Install SysStat to enable system monitoring.
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[1] | Install SysStat. |
root@dlp:~#
apt-get -y install sysstat
root@dlp:~#
vi /etc/default/sysstat # line 9: change ENABLED=" true "
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[2] | Logging is performed by cron's setting like follows. |
root@dlp:~# cat /etc/cron.d/sysstat # The first element of the path is a directory where the debian-sa1 # script is located PATH=/usr/lib/sysstat:/usr/sbin:/usr/sbin:/usr/bin:/sbin:/bin # Activity reports every 10 minutes everyday 5-55/10 * * * * root command -v debian-sa1 > /dev/null && debian-sa1 1 1 # Additional run at 23:59 to rotate the statistics file 59 23 * * * root command -v debian-sa1 > /dev/null && debian-sa1 60 2 |
[3] | If you'd like to change some settings of SysStat, the configuration file is located like follows. |
root@dlp:~#
vi /etc/sysstat/sysstat # sysstat configuration file. See sysstat(5) manual page. # How long to keep log files (in days). # Used by sa2(8) script # If value is greater than 28, then log files are kept in # multiple directories, one for each month. HISTORY=7 # Compress (using gzip or bzip2) sa and sar files older than (in days): COMPRESSAFTER=10 # Parameters for the system activity data collector (see sadc(8) manual page) # which are used for the generation of log files. # By default contains the `-S DISK' option responsible for generating disk # statisitcs. Use `-S XALL' to collect all available statistics. # *note SADC_OPTIONS="-S DISK"
# note
INT ⇒ System Interrupts DISK ⇒ Block Devices SNMP ⇒ SNMP statistics IPV6 ⇒ IPv6 statistics POWER ⇒ Power Management statistics ALL ⇒ All of the above XDISK ⇒ DISK + Partition statistics XALL ⇒ All of the above (ALL + XDISK) |