ES7000 7600R with 96 Cores Certifications Product Versions Level Red Hat Enterprise Linux (x86_64) 5.3 - 5.x Certified [1] Additional Notes Unisys ES7000 and NEC Express 5800/A1160 systems need 'pci=use_crs' kernel parameterWhy do I see "cpu soft lockup" messages in Red Hat Enterprise Linux on a Unisys E7600 or NEC 5800 Express with 96 cores?Are the Unisys ES7000 7600R and NEC 5800 Express "large systems" supported with Red Hat Enterprise Linux 5? Vendor: Unisys