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