Memo: Ubuntu

# iso image (microsoft office dvd)

https://qiita.com/legitwhiz/items/d83a409d4cc833c22300

```sh
tokunori@tokunori-desktop:~$ sudo su
[sudo] tokunori のパスワード: 
root@tokunori-desktop:/home/tokunori# dd if=/dev/cdrom of=office-2010.iso
2546880+0 records in
2546880+0 records out
1304002560 bytes (1.3 GB, 1.2 GiB) copied, 119.084 s, 11.0 MB/s
```

# iso image

https://qiita.com/aki3061/items/6f2861b1b515408921d0

https://askubuntu.com/questions/329193/acid-rip-dvd-not-found-dev-dvd

https://www.debian.org/releases/stable/s390x/apds01.ja.html

```sh
tokunori@tokunori-desktop:~$ growisofs -dvd-compat -Z /dev/sr0=/home/tokunori/ダウンロード/ubuntu-16.04.6-desktop-i386.iso
Executing 'builtin_dd if=/home/tokunori/ダウンロード/ubuntu-16.04.6-desktop-i386.iso of=/dev/sr0 obs=32k seek=0'
/dev/sr0: "Current Write Speed" is 16.4x1352KBps.
    1048576/1677721600 ( 0.1%) @0.0x, remaining 133:15 RBU 100.0% UBU   2.9%
    2162688/1677721600 ( 0.1%) @0.2x, remaining 103:18 RBU 100.0% UBU  88.6%
   22544384/1677721600 ( 1.3%) @4.4x, remaining 14:41 RBU 100.0% UBU  94.5%
   54263808/1677721600 ( 3.2%) @6.9x, remaining 7:28 RBU 100.0% UBU  94.5%
   86441984/1677721600 ( 5.2%) @7.0x, remaining 5:31 RBU 100.0% UBU  94.5%
  119111680/1677721600 ( 7.1%) @7.1x, remaining 4:47 RBU 100.0% UBU  94.5%
  152272896/1677721600 ( 9.1%) @7.2x, remaining 4:10 RBU 100.0% UBU  94.5%
  185892864/1677721600 (11.1%) @7.3x, remaining 3:44 RBU 100.0% UBU  94.5%
  220069888/1677721600 (13.1%) @7.4x, remaining 3:31 RBU 100.0% UBU  94.5%
  254672896/1677721600 (15.2%) @7.5x, remaining 3:15 RBU 100.0% UBU  92.7%
  289800192/1677721600 (17.3%) @7.6x, remaining 3:01 RBU 100.0% UBU  94.5%
  325386240/1677721600 (19.4%) @7.7x, remaining 2:54 RBU 100.0% UBU  94.5%
  361463808/1677721600 (21.5%) @7.8x, remaining 2:43 RBU 100.0% UBU  94.5%
  398032896/1677721600 (23.7%) @7.9x, remaining 2:34 RBU 100.0% UBU  94.5%
  435093504/1677721600 (25.9%) @8.0x, remaining 2:28 RBU 100.0% UBU  94.5%
  464125952/1677721600 (27.7%) @6.3x, remaining 2:23 RBU 100.0% UBU  37.1%
  497418240/1677721600 (29.6%) @7.2x, remaining 2:17 RBU 100.0% UBU  94.5%
  535789568/1677721600 (31.9%) @8.3x, remaining 2:12 RBU 100.0% UBU  94.5%
  574619648/1677721600 (34.2%) @8.4x, remaining 2:04 RBU 100.0% UBU  94.5%
  613974016/1677721600 (36.6%) @8.5x, remaining 1:57 RBU 100.0% UBU  94.5%
  653754368/1677721600 (39.0%) @8.6x, remaining 1:52 RBU 100.0% UBU  94.5%
  694059008/1677721600 (41.4%) @8.7x, remaining 1:46 RBU 100.0% UBU  94.5%
  734822400/1677721600 (43.8%) @8.8x, remaining 1:40 RBU 100.0% UBU  94.5%
  776110080/1677721600 (46.3%) @8.9x, remaining 1:35 RBU 100.0% UBU  94.5%
  817889280/1677721600 (48.8%) @9.0x, remaining 1:29 RBU 100.0% UBU  94.5%
  842760192/1677721600 (50.2%) @5.4x, remaining 1:27 RBU 100.0% UBU  37.1%
  874905600/1677721600 (52.1%) @7.0x, remaining 1:24 RBU 100.0% UBU  69.1%
  917831680/1677721600 (54.7%) @9.3x, remaining 1:18 RBU 100.0% UBU  92.7%
  961216512/1677721600 (57.3%) @9.4x, remaining 1:13 RBU 100.0% UBU  94.5%
 1005092864/1677721600 (59.9%) @9.5x, remaining 1:08 RBU 100.0% UBU  94.5%
 1049460736/1677721600 (62.6%) @9.6x, remaining 1:02 RBU 100.0% UBU  94.5%
 1094320128/1677721600 (65.2%) @9.7x, remaining 0:57 RBU 100.0% UBU  94.5%
 1139671040/1677721600 (67.9%) @9.8x, remaining 0:52 RBU 100.0% UBU  94.5%
 1185513472/1677721600 (70.7%) @9.9x, remaining 0:47 RBU 100.0% UBU  94.5%
 1231814656/1677721600 (73.4%) @10.0x, remaining 0:42 RBU 100.0% UBU  94.5%
 1263665152/1677721600 (75.3%) @6.9x, remaining 0:39 RBU 100.0% UBU  40.0%
 1310818304/1677721600 (78.1%) @10.2x, remaining 0:34 RBU 100.0% UBU  94.5%
 1358430208/1677721600 (81.0%) @10.3x, remaining 0:30 RBU 100.0% UBU  92.7%
 1406566400/1677721600 (83.8%) @10.4x, remaining 0:25 RBU 100.0% UBU  94.5%
 1455161344/1677721600 (86.7%) @10.5x, remaining 0:20 RBU 100.0% UBU  92.7%
 1504247808/1677721600 (89.7%) @10.6x, remaining 0:15 RBU 100.0% UBU  94.5%
 1553825792/1677721600 (92.6%) @10.7x, remaining 0:11 RBU 100.0% UBU  94.5%
 1603862528/1677721600 (95.6%) @10.8x, remaining 0:06 RBU 100.0% UBU  92.7%
 1654423552/1677721600 (98.6%) @10.9x, remaining 0:02 RBU  69.4% UBU  92.7%
builtin_dd: 819200*2KB out @ average 8.1x1352KBps
/dev/sr0: flushing cache
/dev/sr0: updating RMA
/dev/sr0: closing disc
/dev/sr0: reloading tray
tokunori@tokunori-desktop:~$
```

# Chrome 

<pre>
tokunori@tokunori-desktop:~/ダウンロード$ sudo dpkg -i "google-chrome-stable_current_amd64 (4).deb"
[sudo] tokunori のパスワード: 
(データベースを読み込んでいます ... 現在 292187 個のファイルとディレクトリがインストールされています。)
google-chrome-stable_current_amd64 (4).deb を展開する準備をしています ...
google-chrome-stable (110.0.5481.177-1) で (108.0.5359.124-1 に) 上書き展開しています ...
google-chrome-stable (110.0.5481.177-1) を設定しています ...
desktop-file-utils (0.26-1ubuntu4) のトリガを処理しています ...
mailcap (3.70+nmu1ubuntu1) のトリガを処理しています ...
gnome-menus (3.36.0-1ubuntu3) のトリガを処理しています ...
man-db (2.10.2-2) のトリガを処理しています ...
</pre>

# Link

https://imuza.com/update-chrome/#:~:text=%E3%81%BF%E3%81%BE%E3%81%97%E3%82%87%E3%81%86%E3%80%82-,Chrome%20%E3%81%8C%E6%9B%B4%E6%96%B0%E3%81%95%E3%82%8C%E3%81%AA%E3%81%84%E5%A0%B4%E5%90%88%E3%81%AE%E5%AF%BE%E5%87%A6%E6%B3%95,%E6%9B%B4%E6%96%B0%E3%81%95%E3%82%8C%E3%81%9F%E3%82%88%E3%81%86%E3%81%A7%E3%81%99%E3%80%82

https://kernelnewbies.org/KernelBuild
https://www.kernel.org/

https://tdomy.com/2021/02/how-to-install-kvm-for-ubuntu/
https://help.ubuntu.com/community/KVM/Installation

https://vz-shark.hatenablog.com/entry/2018/10/05/181118

# ASRock X570 Taichi

https://www.asrock.com/mb/AMD/X570%20Taichi/index.jp.asp

# Intel wifi Support for AX200 (Cyclone Peak)

https://www.intel.co.jp/content/www/jp/ja/support/articles/000005511/wireless.html

https://askubuntu.com/questions/1149116/intel-wifi-support-for-ax200-cyclone-peak

<pre>
sudo apt install backport-iwlwifi-dkms
</pre>

# Grub
<pre>
tokunori@tokunori:/media/tokunori/38f4bdf8-7521-4935-b0be-3cc75d5d7c1b/boot$ sudo cp *-5.7.0+ /boot/
[sudo] tokunori のパスワード: 
tokunori@tokunori:/media/tokunori/38f4bdf8-7521-4935-b0be-3cc75d5d7c1b/boot$ sudo update-grub
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
Linux イメージを見つけました: /boot/vmlinuz-5.7.0+
Found initrd image: /boot/initrd.img-5.7.0+
Linux イメージを見つけました: /boot/vmlinuz-5.7.0-rc5+
Found initrd image: /boot/initrd.img-5.7.0-rc5+
Linux イメージを見つけました: /boot/vmlinuz-5.7.0-rc3+
Found initrd image: /boot/initrd.img-5.7.0-rc3+
Linux イメージを見つけました: /boot/vmlinuz-5.6.1
Found initrd image: /boot/initrd.img-5.6.1
Linux イメージを見つけました: /boot/vmlinuz-5.5.1+
Found initrd image: /boot/initrd.img-5.5.1+
Linux イメージを見つけました: /boot/vmlinuz-5.5.1
Found initrd image: /boot/initrd.img-5.5.1
Linux イメージを見つけました: /boot/vmlinuz-5.4.0-29-generic
Found initrd image: /boot/initrd.img-5.4.0-29-generic
Linux イメージを見つけました: /boot/vmlinuz-5.4.0-26-generic
Found initrd image: /boot/initrd.img-5.4.0-26-generic
Found memtest86+ image: /boot/memtest86+.elf
Found memtest86+ image: /boot/memtest86+.bin
  /dev/sdd: open failed: メディアが見つかりません
  /dev/sde: open failed: メディアが見つかりません
  /dev/sdd: open failed: メディアが見つかりません
  /dev/sde: open failed: メディアが見つかりません
Found Ubuntu 20.04 LTS (20.04) on /dev/nvme0n1p1
Found Windows 10 on /dev/sdb1
Found Ubuntu 20.04 LTS (20.04) on /dev/sdf3
完了
</pre>

<pre>
sudo nano /etc/default/grub
sudo update-grub
</pre>

# QEMU/KVM: virt-manager
<pre>sudo apt install qemu-kvm libvirt-daemon-system libvirt-clients bridge-utils
sudo apt install virt-manager
sudo adduser `id -un` kvm
</pre>

# SSH
<pre>
sudo apt intall ssh
</pre>

# rtl8812au-5.9.3.2
<pre>
make -j 32
sudo make install
sudo insmod ./8812au.ko
</pre>

# dmidecode
<pre>
tokunori@tokunori-desktop:~/linux$ sudo dmidecode | more
# dmidecode 3.3
Getting SMBIOS data from sysfs.
SMBIOS 3.2.0 present.
Table at 0x000E6CC0.

Handle 0x0000, DMI type 0, 26 bytes
BIOS Information
        Vendor: American Megatrends Inc.
        Version: P3.40
        Release Date: 08/11/2020
        Address: 0xF0000
        Runtime Size: 64 kB
        ROM Size: 16 MB
        Characteristics:
                PCI is supported
                BIOS is upgradeable
                BIOS shadowing is allowed
                Boot from CD is supported
                Selectable boot is supported
                BIOS ROM is socketed
                EDD is supported
                5.25"/1.2 MB floppy services are supported (int 13h)
                3.5"/720 kB floppy services are supported (int 13h)
                3.5"/2.88 MB floppy services are supported (int 13h)
                Print screen service is supported (int 5h)
                8042 keyboard services are supported (int 9h)
                Serial services are supported (int 14h)
                Printer services are supported (int 17h)
                ACPI is supported
                USB legacy is supported
                BIOS boot specification is supported
                Targeted content distribution is supported
                UEFI is supported
        BIOS Revision: 5.17

Handle 0x0001, DMI type 1, 27 bytes
System Information
        Manufacturer: To Be Filled By O.E.M.
        Product Name: To Be Filled By O.E.M.
        Version: To Be Filled By O.E.M.
        Serial Number: To Be Filled By O.E.M.
        UUID: 3659a1a8-2d7d-0000-0000-000000000000
        Wake-up Type: Power Switch
        SKU Number: To Be Filled By O.E.M.
        Family: To Be Filled By O.E.M.

Handle 0x0002, DMI type 2, 15 bytes
Base Board Information
        Manufacturer: ASRock
        Product Name: X570 Taichi
        Version:
        Serial Number:
        Asset Tag:
        Features:
                Board is a hosting board
                Board is replaceable
        Location In Chassis:
        Chassis Handle: 0x0003
        Type: Motherboard
        Contained Object Handles: 0

Handle 0x0003, DMI type 3, 22 bytes
Chassis Information
        Manufacturer: To Be Filled By O.E.M.
        Type: Desktop
        Lock: Not Present
        Version: To Be Filled By O.E.M.
        Serial Number: To Be Filled By O.E.M.
        Asset Tag: To Be Filled By O.E.M.
        Boot-up State: Safe
        Power Supply State: Safe
        Thermal State: Safe
        Security Status: None
        OEM Information: 0x00000000
        Height: Unspecified
        Number Of Power Cords: 1
        Contained Elements: 0
        SKU Number: To Be Filled By O.E.M.

Handle 0x0004, DMI type 9, 17 bytes
System Slot Information
        Designation: J6B2
        Type: x16 PCI Express
        Current Usage: In Use
        Length: Long
        ID: 0
        Characteristics:
                3.3 V is provided
                Opening is shared
                PME signal is supported
        Bus Address: 0000:00:01.0

Handle 0x0005, DMI type 9, 17 bytes
System Slot Information
        Designation: J6B1
        Type: x1 PCI Express
        Current Usage: In Use
        Length: Short
        ID: 1
        Characteristics:
                3.3 V is provided
                Opening is shared
                PME signal is supported
        Bus Address: 0000:00:1c.3

Handle 0x0006, DMI type 9, 17 bytes
System Slot Information
        Designation: J6D1
        Type: x1 PCI Express
        Current Usage: In Use
        Length: Short
        ID: 2
        Characteristics:
                3.3 V is provided
                Opening is shared
                PME signal is supported
        Bus Address: 0000:00:1c.4

Handle 0x0007, DMI type 9, 17 bytes
System Slot Information
        Designation: J7B1
        Type: x1 PCI Express
        Current Usage: In Use
        Length: Short
        ID: 3
        Characteristics:
                3.3 V is provided
                Opening is shared
                PME signal is supported
        Bus Address: 0000:00:1c.5

Handle 0x0008, DMI type 9, 17 bytes
System Slot Information
        Designation: J8B4
        Type: x1 PCI Express
        Current Usage: In Use
        Length: Short
        ID: 4
        Characteristics:
                3.3 V is provided
                Opening is shared
                PME signal is supported
        Bus Address: 0000:00:1c.6

Handle 0x0009, DMI type 9, 17 bytes
System Slot Information
        Designation: J8D1
        Type: x1 PCI Express
        Current Usage: In Use
        Length: Short
        ID: 5
        Characteristics:
                3.3 V is provided
                Opening is shared
                PME signal is supported
        Bus Address: 0000:00:1c.7

Handle 0x000A, DMI type 11, 5 bytes
OEM Strings
        String 1: To Be Filled By O.E.M.

Handle 0x000B, DMI type 32, 20 bytes
System Boot Information
        Status: No errors detected

Handle 0x000C, DMI type 40, 14 bytes
Additional Information 1
        Referenced Handle: 0x00a1
        Referenced Offset: 0x01
        String: To Be Filled By O.E.M. 1
        Value: 0x00000000

Handle 0x000D, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x000E, DMI type 16, 23 bytes
Physical Memory Array
        Location: System Board Or Motherboard
        Use: System Memory
        Error Correction Type: None
        Maximum Capacity: 128 GB
        Error Information Handle: 0x000D
        Number Of Devices: 4

Handle 0x000F, DMI type 19, 31 bytes
Memory Array Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x000CFFFFFFF
        Range Size: 3328 MB
        Physical Array Handle: 0x000E
        Partition Width: 2

Handle 0x0010, DMI type 19, 31 bytes
Memory Array Mapped Address
        Starting Address: 0x00100000000
        Ending Address: 0x0082FFFFFFF
        Range Size: 29440 MB
        Physical Array Handle: 0x000E
        Partition Width: 2

Handle 0x0011, DMI type 7, 27 bytes
Cache Information
        Socket Designation: L1 - Cache
        Configuration: Enabled, Not Socketed, Level 1
        Operational Mode: Write Back
        Location: Internal
        Installed Size: 1 MB
        Maximum Size: 1 MB
        Supported SRAM Types:
                Pipeline Burst
        Installed SRAM Type: Pipeline Burst
        Speed: 1 ns
        Error Correction Type: Multi-bit ECC
        System Type: Unified
        Associativity: 8-way Set-associative

Handle 0x0012, DMI type 7, 27 bytes
Cache Information
        Socket Designation: L2 - Cache
        Configuration: Enabled, Not Socketed, Level 2
        Operational Mode: Write Back
        Location: Internal
        Installed Size: 8 MB
        Maximum Size: 8 MB
        Supported SRAM Types:
                Pipeline Burst
        Installed SRAM Type: Pipeline Burst
        Speed: 1 ns
        Error Correction Type: Multi-bit ECC
        System Type: Unified
        Associativity: 8-way Set-associative

Handle 0x0013, DMI type 7, 27 bytes
Cache Information
        Socket Designation: L3 - Cache
        Configuration: Enabled, Not Socketed, Level 3
        Operational Mode: Write Back
        Location: Internal
        Installed Size: 64 MB
        Maximum Size: 64 MB
        Supported SRAM Types:
                Pipeline Burst
        Installed SRAM Type: Pipeline Burst
        Speed: 1 ns
        Error Correction Type: Multi-bit ECC
        System Type: Unified
        Associativity: 16-way Set-associative

Handle 0x0014, DMI type 4, 48 bytes
Processor Information
        Socket Designation: AM4
        Type: Central Processor
        Family: Zen
        Manufacturer: Advanced Micro Devices, Inc.
        ID: 10 0F 87 00 FF FB 8B 17
        Signature: Family 23, Model 113, Stepping 0
        Flags:
                FPU (Floating-point unit on-chip)
                VME (Virtual mode extension)
                DE (Debugging extension)
                PSE (Page size extension)
                TSC (Time stamp counter)
                MSR (Model specific registers)
                PAE (Physical address extension)
                MCE (Machine check exception)
                CX8 (CMPXCHG8 instruction supported)
                APIC (On-chip APIC hardware supported)
                SEP (Fast system call)
                MTRR (Memory type range registers)
                PGE (Page global enable)
                MCA (Machine check architecture)
                CMOV (Conditional move instruction supported)
                PAT (Page attribute table)
                PSE-36 (36-bit page size extension)
                CLFSH (CLFLUSH instruction supported)
                MMX (MMX technology supported)
                FXSR (FXSAVE and FXSTOR instructions supported)
                SSE (Streaming SIMD extensions)
                SSE2 (Streaming SIMD extensions 2)
                HTT (Multi-threading)
        Version: AMD Ryzen 9 3950X 16-Core Processor
        Voltage: 1.1 V
        External Clock: 100 MHz
        Max Speed: 4725 MHz
        Current Speed: 3500 MHz
        Status: Populated, Enabled
        Upgrade: Socket AM4
        L1 Cache Handle: 0x0011
        L2 Cache Handle: 0x0012
        L3 Cache Handle: 0x0013
        Serial Number: Unknown
        Asset Tag: Unknown
        Part Number: Unknown
        Core Count: 16
        Core Enabled: 16
        Thread Count: 32
        Characteristics:
                64-bit capable
                Multi-Core
                Hardware Thread
                Execute Protection
                Enhanced Virtualization
                Power/Performance Control

Handle 0x0015, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x0016, DMI type 17, 84 bytes
Memory Device
        Array Handle: 0x000E
        Error Information Handle: 0x0015
        Total Width: Unknown
        Data Width: Unknown
        Size: No Module Installed
        Form Factor: Unknown
        Set: None
        Locator: DIMM 0
        Bank Locator: P0 CHANNEL A
        Type: Unknown
        Type Detail: Unknown
        Speed: Unknown
        Manufacturer: Unknown
        Serial Number: Unknown
        Asset Tag: Not Specified
        Part Number: Unknown
        Rank: Unknown
        Configured Memory Speed: Unknown
        Minimum Voltage: Unknown
        Maximum Voltage: Unknown
        Configured Voltage: Unknown
        Memory Technology: Unknown
        Memory Operating Mode Capability: Unknown
        Firmware Version: Unknown
        Module Manufacturer ID: Unknown
        Module Product ID: Unknown
        Memory Subsystem Controller Manufacturer ID: Unknown
        Memory Subsystem Controller Product ID: Unknown
        Non-Volatile Size: None
        Volatile Size: None
        Cache Size: None
        Logical Size: None

Handle 0x0017, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x0018, DMI type 17, 84 bytes
Memory Device
        Array Handle: 0x000E
        Error Information Handle: 0x0017
        Total Width: 64 bits
        Data Width: 64 bits
        Size: 16 GB
        Form Factor: DIMM
        Set: None
        Locator: DIMM 1
        Bank Locator: P0 CHANNEL A
        Type: DDR4
        Type Detail: Synchronous Unbuffered (Unregistered)
        Speed: 2133 MT/s
        Manufacturer: Unknown
        Serial Number: 00000000
        Asset Tag: Not Specified
        Part Number: CMK32GX4M2A2666C16
        Rank: 1
        Configured Memory Speed: 2133 MT/s
        Minimum Voltage: 1.2 V
        Maximum Voltage: 1.2 V
        Configured Voltage: 1.2 V
        Memory Technology: DRAM
        Memory Operating Mode Capability: Volatile memory
        Firmware Version: Unknown
        Module Manufacturer ID: Bank 3, Hex 0x9E
        Module Product ID: Unknown
        Memory Subsystem Controller Manufacturer ID: Unknown
        Memory Subsystem Controller Product ID: Unknown
        Non-Volatile Size: None
        Volatile Size: 16 GB
        Cache Size: None
        Logical Size: None

Handle 0x0019, DMI type 20, 35 bytes
Memory Device Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x007FFFFFFFF
        Range Size: 32 GB
        Physical Device Handle: 0x0018
        Memory Array Mapped Address Handle: 0x0010
        Partition Row Position: Unknown
        Interleave Position: Unknown
        Interleaved Data Depth: Unknown

Handle 0x001A, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x001B, DMI type 17, 84 bytes
Memory Device
        Array Handle: 0x000E
        Error Information Handle: 0x001A
        Total Width: Unknown
        Data Width: Unknown
        Size: No Module Installed
        Form Factor: Unknown
        Set: None
        Locator: DIMM 0
        Bank Locator: P0 CHANNEL B
        Type: Unknown
        Type Detail: Unknown
        Speed: Unknown
        Manufacturer: Unknown
        Serial Number: Unknown
        Asset Tag: Not Specified
        Part Number: Unknown
        Rank: Unknown
        Configured Memory Speed: Unknown
        Minimum Voltage: Unknown
        Maximum Voltage: Unknown
        Configured Voltage: Unknown
        Memory Technology: Unknown
        Memory Operating Mode Capability: Unknown
        Firmware Version: Unknown
        Module Manufacturer ID: Unknown
        Module Product ID: Unknown
        Memory Subsystem Controller Manufacturer ID: Unknown
        Memory Subsystem Controller Product ID: Unknown
        Non-Volatile Size: None
        Volatile Size: None
        Cache Size: None
        Logical Size: None

Handle 0x001C, DMI type 18, 23 bytes
32-bit Memory Error Information
        Type: OK
        Granularity: Unknown
        Operation: Unknown
        Vendor Syndrome: Unknown
        Memory Array Address: Unknown
        Device Address: Unknown
        Resolution: Unknown

Handle 0x001D, DMI type 17, 84 bytes
Memory Device
        Array Handle: 0x000E
        Error Information Handle: 0x001C
        Total Width: 64 bits
        Data Width: 64 bits
        Size: 16 GB
        Form Factor: DIMM
        Set: None
        Locator: DIMM 1
        Bank Locator: P0 CHANNEL B
        Type: DDR4
        Type Detail: Synchronous Unbuffered (Unregistered)
        Speed: 2133 MT/s
        Manufacturer: Unknown
        Serial Number: 00000000
        Asset Tag: Not Specified
        Part Number: CMK32GX4M2A2666C16
        Rank: 1
        Configured Memory Speed: 2133 MT/s
        Minimum Voltage: 1.2 V
        Maximum Voltage: 1.2 V
        Configured Voltage: 1.2 V
        Memory Technology: DRAM
        Memory Operating Mode Capability: Volatile memory
        Firmware Version: Unknown
        Module Manufacturer ID: Bank 3, Hex 0x9E
        Module Product ID: Unknown
        Memory Subsystem Controller Manufacturer ID: Unknown
        Memory Subsystem Controller Product ID: Unknown
        Non-Volatile Size: None
        Volatile Size: 16 GB
        Cache Size: None
        Logical Size: None

Handle 0x001E, DMI type 20, 35 bytes
Memory Device Mapped Address
        Starting Address: 0x00000000000
        Ending Address: 0x007FFFFFFFF
        Range Size: 32 GB
        Physical Device Handle: 0x001D
        Memory Array Mapped Address Handle: 0x0010
        Partition Row Position: Unknown
        Interleave Position: Unknown
        Interleaved Data Depth: Unknown

Handle 0x001F, DMI type 127, 4 bytes
End Of Table
</pre>

## dmidecode: baseboard
<pre>
tokunori@tokunori-desktop:~/linux$ sudo dmidecode -t
dmidecode: option requires an argument -- 't'
Type number or keyword expected
Valid type keywords are:
  bios
  system
  baseboard
  chassis
  processor
  memory
  cache
  connector
  slot
tokunori@tokunori-desktop:~/linux$ sudo dmidecode -t baseboard
# dmidecode 3.3
Getting SMBIOS data from sysfs.
SMBIOS 3.2.0 present.

Handle 0x0002, DMI type 2, 15 bytes
Base Board Information
        Manufacturer: ASRock
        Product Name: X570 Taichi
        Version:
        Serial Number:
        Asset Tag:
        Features:
                Board is a hosting board
                Board is replaceable
        Location In Chassis:
        Chassis Handle: 0x0003
        Type: Motherboard
        Contained Object Handles: 0
</pre>