Linux get server hardware information

Get the model number of a server, tested on HP DL380 and 180's:

 1 [root@cephosd4 ~]# dmidecode | grep "System Information" -A20 
 2 System Information 
 3         Manufacturer: HP 
 4         Product Name: ProLiant DL180 Gen9 
 5         Version: Not Specified 
 6         Serial Number: xxxxxxx 
 7         UUID: xxx-3335-5541-xxx-313930303734 
 8         Wake-up Type: Power Switch 
 9         SKU Number: 778453-B21 
10         Family: ProLiant