120年的政企云 本来是8核16g dd linux 要求不关机以后 发现确实不关机了 但是卡了特别多 一看cpu 从8核变成1核了 root@instance-20231216-1702:/home/dragonfsky# lscpu 架构: x86_64 CPU 运行模式: 32-bit, 64-bit Address sizes: 48 bits physical, 48 bits virtual 字节序: Little Endian CPU: 1 在线 CPU 列表: 0 厂商 ID: AuthenticAMD BIOS 厂商 ID: QEMU 型号名称: AMD EPYC 7542 32-Core Processor BIOS 型号名称: pc-i440fx-5.0 CPU @ 2.0GHz BIOS CPU family: 1 CPU 系列: 23 型号: 49 每个核的线程数: 1 每个座的核数: 1 座: 1 步进: 0 BogoMIPS: 5799.99 标记: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mc a cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall n x mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx1 6 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osv w perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase ts c_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilitie s Virtualization features: 虚拟化: AMD-V 超管理器厂商: Microsoft 虚拟化类型: 完全 Caches (sum of all): L1d: 64 KiB (1 instance) L1i: 64 KiB (1 instance) L2: 512 KiB (1 instance) L3: 16 MiB (1 instance) NUMA: NUMA 节点: 1 NUMA 节点0 CPU: 0 Vulnerabilities: Gather data sampling: Not affected Itlb multihit: Not affected L1tf: Not affected Mds: Not affected Meltdown: Not affected Mmio stale data: Not affected Retbleed: Mitigation; untrained return thunk; SMT disabled Spec rstack overflow: Mitigation; SMT disabled Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Spectre v2: Mitigation; Retpolines, IBPB conditional, STIBP disable d, RSB filling, PBRSB-eIBRS Not affected Srbds: Not affected Tsx async abort: Not affected
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