Dell PowerEdge 2500

Recently a friend of mine purchased a Dell PowerEdge 2500, which to his suprise worked just perfectly with Ubuntu, even Dell's PERC RAID worked fine:

Red Hat/Adaptec aacraid driver (1.1.2-lk2 Oct 10 2005)
AAC0: kernel 2.5-0[2991]
AAC0: monitor 2.5-0[2991]
AAC0: bios 2.5-0[2991]
AAC0: serial 212010d2
scsi1 : percraid
Vendor: DELL Model: primary Rev: V1.0
Type: Direct-Access ANSI SCSI revision: 02
Vendor: DELL Model: files Rev: V1.0
Type: Direct-Access ANSI SCSI revision: 02

Sweet stuff!