Hi, On Mon, Jul 22, 2019 at 01:06:03PM +0100, Andrew Cooper wrote: > On 22/07/2019 10:16, Jan Beulich wrote: > > On 21.07.2019 22:06, Andy Smith wrote: > >> (XEN) Adding cpu 1 to runqueue 0 > >> (XEN) CPU 1 still not dead... > >> (XEN) CPU 1 still not dead... > >> (XEN) CPU 1 still not dead... > >> (XEN) CPU 1 still not dead...
[…] > Does reverting back to credit1 make the issue go away? Yes, I don't see this with sched=credit, smt=0 and SMT enabled in the BIOS: (XEN) microcode: CPU2 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) microcode: CPU4 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) microcode: CPU6 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) microcode: CPU8 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) microcode: CPU10 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) microcode: CPU12 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) microcode: CPU14 updated from revision 0x2000057 to 0x200005e, date = 2019-04-02 (XEN) Brought up 8 CPUs (XEN) Parked 8 CPUs Thanks, Andy _______________________________________________ Xen-devel mailing list Xen-devel@lists.xenproject.org https://lists.xenproject.org/mailman/listinfo/xen-devel