sysstat (system statistics) is a collection of performance monitoring tools for Linux. It is available on Unix and Unix-like operating systems.
[2]
Software included in sysstat package:
sar(1)
: Collect, report, or save system activity information. – Linux User Commands Manual
sa1(8)
: Collect and store binary data in the system activity daily data file. – Linux Administration and Privileged Commands Manual
sa2(8)
: shell variant of sar
, supporting the same flags as sar
command which write a daily report in the /var/log/sa directory. – Linux Administration and Privileged Commands Manual
sadf(1)
: , similar to sar
but can write its data in different formats (CSV, XML, etc.). This is useful to load performance data into a database, or import them in a spreadsheet to make graphs.
iostat(1)
: reports basic CPU statistics and input/output statistics for devices, partitions and network filesystems. – Linux User Commands Manual
mpstat(1)
: reports individual or combined processor related statistics. – Linux User Commands Manual
pidstat(1)
: reports statistics for Linux tasks (processes) : I/O, CPU, memory, etc. – Linux User Commands Manual
nfsiostat(1)
: reports input/output statistics for network filesystems (NFS). – Linux User Commands Manual
cifsiostat(1)
: reports I/O statistics for CIFS resources. – Linux User Commands Manual
References
See also