Dear RedHat Support, we performed an uptodate finished successfully. After the reboot we encountered some problems with the host. Below you find a part of the dmesg log file and this mail has been sent as suggested. Please, take a look at it and let us know for eventual operations that should be performed. Thanks in advance, Emanuele. ---------------------------------------------------------------------- An unexpected IO-APIC was found. If this kernel release is less than three months old please report this to linux-smp@xxxxxxxxxxxxxxx .... IRQ redirection table: NR Log Phy Mask Trig IRR Pol Stat Dest Deli Vect: 00 000 00 1 0 0 0 0 0 0 00 01 003 03 0 0 0 0 0 1 1 39 02 003 03 0 0 0 0 0 1 1 31 03 003 03 0 0 0 0 0 1 1 41 04 003 03 0 0 0 0 0 1 1 49 05 000 00 1 0 0 0 0 0 0 00 06 003 03 0 0 0 0 0 1 1 51 07 003 03 0 0 0 0 0 1 1 59 08 003 03 0 0 0 0 0 1 1 61 09 000 00 1 0 0 0 0 0 0 00 0a 000 00 1 0 0 0 0 0 0 00 0b 000 00 1 0 0 0 0 0 0 00 0c 003 03 0 0 0 0 0 1 1 69 0d 003 03 0 0 0 0 0 1 1 71 0e 003 03 0 0 0 0 0 1 1 79 0f 003 03 0 0 0 0 0 1 1 81 10 003 03 1 1 0 1 0 1 1 89 11 003 03 1 1 0 1 0 1 1 91 12 000 00 1 0 0 0 0 0 0 00 13 003 03 1 1 0 1 0 1 1 99 14 003 03 1 1 0 1 0 1 1 A1 15 003 03 1 1 0 1 0 1 1 A9 16 003 03 1 1 0 1 0 1 1 B1 17 003 03 1 1 0 1 0 1 1 B9 IRQ to pin mappings: IRQ0 -> 0:2 IRQ1 -> 0:1 IRQ3 -> 0:3 IRQ4 -> 0:4 IRQ6 -> 0:6 IRQ7 -> 0:7 IRQ8 -> 0:8 IRQ12 -> 0:12 IRQ13 -> 0:13 IRQ14 -> 0:14 IRQ15 -> 0:15 IRQ16 -> 0:16 IRQ17 -> 0:17 IRQ19 -> 0:19 IRQ20 -> 0:20 IRQ19 -> 0:19 IRQ19 -> 0:19 RQ20 -> 0:20 IRQ21 -> 0:21 IRQ22 -> 0:22 IRQ23 -> 0:23 .................................... done. - To unsubscribe from this list: send the line "unsubscribe linux-smp" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html