龟龟还是没有这个好玩啊

root@us-2:~# lsblk

NAME    MAJ:MIN RM  SIZE RO TYPE MOUNTPOINTS

loop0     7:0    0 66.8M  1 loop /snap/core24/1643

loop1     7:1    0  1.5M  1 loop /snap/hwctl/123

loop2     7:2    0 50.1M  1 loop /snap/snapd/27710

sda       8:0    0  931G  0 disk

├─sda1    8:1    0    1M  0 part

└─sda2    8:2    0  931G  0 part /

nvme0n1 259:0    0  3.6T  0 disk

root@us-2:~# free -m

               total        used        free      shared  buff/cache   available

Mem:          253536        2334      251890           4         713      251201

Swap:           8191           0        8191

root@us-2:~# lscpu

Architecture:                x86_64

  CPU op-mode(s):            32-bit, 64-bit

  Address sizes:             46 bits physical, 48 bits virtual

  Byte Order:                Little Endian

CPU(s):                      32

  On-line CPU(s) list:       0-31

Vendor ID:                   GenuineIntel

  Model name:                Intel(R) Xeon(R) CPU E5-2690 0 @ 2.90GHz

    CPU family:              6

    Model:                   45

    Thread(s) per core:      2

    Core(s) per socket:      8

    Socket(s):               2

    Stepping:                7

    CPU(s) scaling MHz:      39%

    CPU max MHz:             3800.0000

    CPU min MHz:             1200.0000

    BogoMIPS:                5799.86

    Flags:                   fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe sys

                             call nx pdpe1gb rdtscp lm constant_tsc arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf pni pclmu

                             lqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic popcnt tsc_deadline_timer aes

                              xsave avx lahf_lm epb pti ssbd ibrs ibpb stibp tpr_shadow flexpriority ept vpid xsaveopt dtherm ida arat pln pts vnmi md_c

                             lear flush_l1d

Virtualization features:

  Virtualization:            VT-x

Caches (sum of all):

  L1d:                       512 KiB (16 instances)

  L1i:                       512 KiB (16 instances)

  L2:                        4 MiB (16 instances)

  L3:                        40 MiB (2 instances)

NUMA:

  NUMA node(s):              2

  NUMA node0 CPU(s):         0-7,16-23

  NUMA node1 CPU(s):         8-15,24-31

Vulnerabilities:

  Gather data sampling:      Not affected

  Ghostwrite:                Not affected

  Indirect target selection: Not affected

  Itlb multihit:             KVM: Mitigation: Split huge pages

  L1tf:                      Mitigation; PTE Inversion; VMX conditional cache flushes, SMT vulnerable

  Mds:                       Mitigation; Clear CPU buffers; SMT vulnerable

  Meltdown:                  Mitigation; PTI

  Mmio stale data:           Not affected

  Old microcode:             Not affected

  Reg file data sampling:    Not affected

  Retbleed:                  Not affected

  Spec rstack overflow:      Not affected

  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; IBRS_FW; STIBP conditional; RSB filling; PBRSB-eIBRS Not affected; BHI Not affect

                             ed

  Srbds:                     Not affected

  Tsa:                       Not affected

  Tsx async abort:           Not affected

  Vmscape:                   Mitigation; IBPB before exit to userspace