{"id":569604,"date":"2024-01-05T04:49:32","date_gmt":"2024-01-04T20:49:32","guid":{"rendered":"http:\/\/4563.org\/?p=569604"},"modified":"2024-01-05T04:49:32","modified_gmt":"2024-01-04T20:49:32","slug":"%e7%a7%bb%e5%8a%a8%e4%ba%91%e7%94%b5%e8%84%91%e8%a2%ab%e5%81%b7%e5%81%b7%e5%87%8f%e9%85%8d%e7%bd%ae%e4%ba%86","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=569604","title":{"rendered":"\u79fb\u52a8\u4e91\u7535\u8111\u88ab\u5077\u5077\u51cf\u914d\u7f6e\u4e86"},"content":{"rendered":"\n<p>  \t\t\t\t\t<strong>dragonfsky<\/strong>  \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n<h3>\u79fb\u52a8\u4e91\u7535\u8111\u88ab\u5077\u5077\u51cf\u914d\u7f6e\u4e86<\/h3>\n<p>  \t\t120\u5e74\u7684\u653f\u4f01\u4e91 \u672c\u6765\u662f8\u683816g dd linux \u8981\u6c42\u4e0d\u5173\u673a\u4ee5\u540e \u53d1\u73b0\u786e\u5b9e\u4e0d\u5173\u673a\u4e86 \u4f46\u662f\u5361\u4e86\u7279\u522b\u591a \u4e00\u770bcpu \u4ece8\u6838\u53d8\u62101\u6838\u4e86yc004t<br \/>  root@instance-20231216-1702:\/home\/dragonfsky# lscpu<br \/>  \u67b6\u6784\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; x86_64<br \/>  CPU \u8fd0\u884c\u6a21\u5f0f\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;32-bit, 64-bit<br \/>  Address sizes:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;48 bits physical, 48 bits virtual<br \/>  \u5b57\u8282\u5e8f\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Little Endian<br \/>  CPU:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;1<br \/>  \u5728\u7ebf CPU \u5217\u8868\uff1a&nbsp; &nbsp;&nbsp; &nbsp;0<br \/>  \u5382\u5546 ID\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; AuthenticAMD<br \/>  BIOS \u5382\u5546 ID\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;QEMU<br \/>  \u578b\u53f7\u540d\u79f0\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; AMD EPYC 7542 32-Core Processor<br \/>  &nbsp; &nbsp; BIOS \u578b\u53f7\u540d\u79f0\uff1a&nbsp; &nbsp;&nbsp; &nbsp;pc-i440fx-5.0CPU @ 2.0GHz<br \/>  &nbsp; &nbsp; BIOS CPU family:&nbsp; &nbsp;1<br \/>  &nbsp; &nbsp; CPU \u7cfb\u5217\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;23<br \/>  &nbsp; &nbsp; \u578b\u53f7\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;49<br \/>  &nbsp; &nbsp; \u6bcf\u4e2a\u6838\u7684\u7ebf\u7a0b\u6570\uff1a&nbsp; &nbsp;1<br \/>  &nbsp; &nbsp; \u6bcf\u4e2a\u5ea7\u7684\u6838\u6570\uff1a&nbsp; &nbsp;&nbsp; &nbsp; 1<br \/>  &nbsp; &nbsp; \u5ea7\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;1<br \/>  &nbsp; &nbsp; \u6b65\u8fdb\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;0<br \/>  &nbsp; &nbsp; BogoMIPS\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;5799.99<br \/>  &nbsp; &nbsp; \u6807\u8bb0\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mc<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; a cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall n<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; x mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx1<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; 6 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer <br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osv<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; w perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase ts<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; c_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr <br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; wbnoinvd arat npt nrip_save umip rdpid arch_capabilitie<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; s<br \/>  Virtualization features: <br \/>  \u865a\u62df\u5316\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;AMD-V<br \/>  \u8d85\u7ba1\u7406\u5668\u5382\u5546\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Microsoft<br \/>  \u865a\u62df\u5316\u7c7b\u578b\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;\u5b8c\u5168<br \/>  Caches (sum of all):&nbsp; &nbsp;<br \/>  L1d:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; 64 KiB (1 instance)<br \/>  L1i:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; 64 KiB (1 instance)<br \/>  L2:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;512 KiB (1 instance)<br \/>  L3:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;16 MiB (1 instance)<br \/>  NUMA:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;<br \/>  NUMA \u8282\u70b9\uff1a&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;1<br \/>  NUMA \u8282\u70b90 CPU\uff1a&nbsp; &nbsp;&nbsp; &nbsp; 0<br \/>  Vulnerabilities:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;<br \/>  Gather data sampling:Not affected<br \/>  Itlb multihit:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Not affected<br \/>  L1tf:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Not affected<br \/>  Mds:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; Not affected<br \/>  Meltdown:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Not affected<br \/>  Mmio stale data:&nbsp; &nbsp;&nbsp; &nbsp; Not affected<br \/>  Retbleed:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Mitigation; untrained return thunk; SMT disabled<br \/>  Spec rstack overflow:Mitigation; SMT disabled<br \/>  Spec store bypass:&nbsp; &nbsp;Mitigation; Speculative Store Bypass disabled via prctl<br \/>  Spectre v1:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Mitigation; usercopy\/swapgs barriers and __user pointer<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;sanitization<br \/>  Spectre v2:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Mitigation; Retpolines, IBPB conditional, STIBP disable<br \/>  &nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; d, RSB filling, PBRSB-eIBRS Not affected<br \/>  Srbds:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Not affected<br \/>  Tsx async abort:&nbsp; &nbsp;&nbsp; &nbsp; Not affected  \t\t\t\t<\/p>\n<p>  \t\t\t\t\t<strong>ORM<\/strong>  \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n<h3><\/h3>\n<p>  \t\tArchitecture:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;x86_64<br \/>  CPU op-mode(s):&nbsp; &nbsp;&nbsp; &nbsp;32-bit, 64-bit<br \/>  Address sizes:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;46 bits physical, 57 bits virtual<br \/>  Byte Order:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Little Endian<br \/>  CPU(s):&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;8<br \/>  On-line CPU(s) list:&nbsp; &nbsp;0-7<br \/>  Vendor ID:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;GenuineIntel<br \/>  Model name:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Intel(R) Xeon(R) Platinum 8378A CPU @ 3.00GHz<br \/>  &nbsp; &nbsp; CPU family:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; 6<br \/>  &nbsp; &nbsp; Model:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;106<br \/>  &nbsp; &nbsp; Thread(s) per core:1<br \/>  &nbsp; &nbsp; Core(s) per socket:4<br \/>  &nbsp; &nbsp; Socket(s):&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;2<br \/>  &nbsp; &nbsp; Stepping:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;6<br \/>  &nbsp; &nbsp; BogoMIPS:&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;5999.99<\/p>\n<p>  \u6211\u7684\u6ca1\u53d8\t\t\t\t<\/p>\n<p>  \t\t\t\t\t<strong>trg546745<\/strong>  \t\t\t\t\u5927\u4f6c\u6709\u8bdd\u8bf4 : \t<\/p>\n<h3><\/h3>\n<p>  \t\t\u627e\u5356\u5bb6\u91cd\u5f00\t\t\t  <\/p>\n","protected":false},"excerpt":{"rendered":"<p>dragonfsky \u5927\u4f6c\u6709\u8bdd\u8bf4 &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/569604"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=569604"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/569604\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=569604"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=569604"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=569604"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}