On 04.12.23 18:40, René Winther Højgaard wrote:
Hi Juergen,Sorry for the late reply. Here are the commands I execute, it is 'xl cpupool-cpu-add pcores 4-15' that crash the system. xl cpupool-cpu-remove Pool-0 4-31 xl cpupool-create name=\"ecores\" sched=\"credit\" xl cpupool-cpu-add ecores 16-31 xl cpupool-create name=\"pcores\" sched=\"credit\" xl cpupool-cpu-add pcores 4-15 Here is the other information you asked for. xl cpupool-list: Name CPUs Sched Active Domain count Pool-0 24 credit y 5 xl cpupool-list -c: Name CPU list Pool-0 0,2,4,6,8,10,12,14,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30,31 xl info: host : dom0 release : 6.1.62-1.qubes.fc37.x86_64 version : #1 SMP PREEMPT_DYNAMIC Tue Nov 14 06:16:38 GMT 2023 machine : x86_64 nr_cpus : 24 max_cpu_id : 31 nr_nodes : 1 cores_per_socket : 24 threads_per_core : 1 cpu_mhz : 2995.196 hw_caps : bfebfbff:77faf3ff:2c100800:00000121:0000000f:239c27eb:1840078c:00000100 virt_caps : pv hvm hvm_directio pv_directio hap iommu_hap_pt_share vmtrace gnttab-v1 total_memory : 65373 free_memory : 56505 sharing_freed_memory : 0 sharing_used_memory : 0 outstanding_claims : 0 free_cpus : 0 xen_major : 4 xen_minor : 17 xen_extra : .2 xen_version : 4.17.2 xen_caps : xen-3.0-x86_64 hvm-3.0-x86_32 hvm-3.0-x86_32p hvm-3.0-x86_64 xen_scheduler : credit xen_pagesize : 4096 platform_params : virt_start=0xffff800000000000 xen_changeset : xen_commandline : placeholder dom0_mem=min:2048M dom0_mem=max:4096M ucode=scan gnttab_max_frames=2048 gnttab_max_maptrack_frames=4096 smt=off dom0_max_vcpus=4 dom0_vcpus_pin sched-gran=core sched=credit no-real-mode edd=off
Please drop the "sched-gran=core" from the Xen boot parameters. It doesn't make any sense with smt=off and is adding additional complexity. It shouldn't crash, but core scheduling is still "Experimental". I'll look into the issue later. Juergen
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