Usage: sar [ options ] [ <interval> [ <count> ] ]
Main options and reports:
-b I/O and transfer rate statistics
-B Paging statistics
-d Block device statistics
-I { <int> | SUM | ALL | XALL }
Interrupts statistics
-m Power management statistics
-n { <keyword> [,...] | ALL }
Network statistics
Keywords are:
DEV Network interfaces
EDEV Network interfaces (errors)
NFS NFS client
NFSD NFS server
SOCK Sockets (v4)
IP IP traffic (v4)
EIP IP traffic (v4) (errors)
ICMP ICMP traffic (v4)
EICMP ICMP traffic (v4) (errors)
TCP TCP traffic (v4)
ETCP TCP traffic (v4) (errors)
UDP UDP traffic (v4)
SOCK6 Sockets (v6)
IP6 IP traffic (v6)
EIP6 IP traffic (v6) (errors)
ICMP6 ICMP traffic (v6)
EICMP6 ICMP traffic (v6) (errors)
UDP6 UDP traffic (v6)
-q Queue length and load average statistics
-r Memory utilization statistics
-R Memory statistics
-S Swap space utilization statistics
-u [ ALL ]
CPU utilization statistics
-v Kernel table statistics
-w Task creation and system switching statistics
-W Swapping statistics
-y TTY device statistics