+ echo '===== instance-type ====='
===== instance-type =====
++ curl -sX PUT http://169.254.169.254/latest/api/token -H 'X-aws-ec2-metadata-token-ttl-seconds: 300'
+ TOKEN=AQAEAJ5eWKulIYUiHnVZj_IEDhEWDvC7Nc1kT_GqTgNauWXoTS1VAg==
+ curl -s -H 'X-aws-ec2-metadata-token: AQAEAJ5eWKulIYUiHnVZj_IEDhEWDvC7Nc1kT_GqTgNauWXoTS1VAg==' http://169.254.169.254/latest/meta-data/instance-type
a1.large+ echo

+ echo '===== uname ====='
===== uname =====
+ uname -a
Linux ip-172-31-84-9 6.17.0-1019-aws #19~24.04.1-Ubuntu SMP Tue Jun 23 18:34:05 UTC 2026 aarch64 aarch64 aarch64 GNU/Linux
+ echo '===== lscpu ====='
===== lscpu =====
+ lscpu
Architecture:                            aarch64
CPU op-mode(s):                          32-bit, 64-bit
Byte Order:                              Little Endian
CPU(s):                                  2
On-line CPU(s) list:                     0,1
Vendor ID:                               ARM
BIOS Vendor ID:                          AWS
Model name:                              Cortex-A72
BIOS Model name:                         AWS Graviton AWS Graviton CPU @ 2.5GHz
BIOS CPU family:                         257
Model:                                   3
Thread(s) per core:                      1
Core(s) per socket:                      2
Socket(s):                               1
Stepping:                                r0p3
BogoMIPS:                                166.66
Flags:                                   fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
L1d cache:                               64 KiB (2 instances)
L1i cache:                               96 KiB (2 instances)
L2 cache:                                2 MiB (1 instance)
NUMA node(s):                            1
NUMA node0 CPU(s):                       0,1
Vulnerability Gather data sampling:      Not affected
Vulnerability Ghostwrite:                Not affected
Vulnerability Indirect target selection: Not affected
Vulnerability Itlb multihit:             Not affected
Vulnerability L1tf:                      Not affected
Vulnerability Mds:                       Not affected
Vulnerability Meltdown:                  Not affected
Vulnerability Mmio stale data:           Not affected
Vulnerability Old microcode:             Not affected
Vulnerability Reg file data sampling:    Not affected
Vulnerability Retbleed:                  Not affected
Vulnerability Spec rstack overflow:      Not affected
Vulnerability Spec store bypass:         Not affected
Vulnerability Spectre v1:                Mitigation; __user pointer sanitization
Vulnerability Spectre v2:                Mitigation; Branch predictor hardening, BHB
Vulnerability Srbds:                     Not affected
Vulnerability Tsa:                       Not affected
Vulnerability Tsx async abort:           Not affected
Vulnerability Vmscape:                   Not affected
+ echo '===== lscpu-cache ====='
===== lscpu-cache =====
+ lscpu -C
NAME ONE-SIZE ALL-SIZE WAYS TYPE        LEVEL SETS PHY-LINE COHERENCY-SIZE
L1d       32K      64K    2 Data            1  128                      64
L1i       48K      96K    3 Instruction     1  128                      64
L2         2M       2M   16 Unified         2 2048                      64
+ echo '===== cpuinfo ====='
===== cpuinfo =====
+ head -40 /proc/cpuinfo
processor	: 0
BogoMIPS	: 166.66
Features	: fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer	: 0x41
CPU architecture: 8
CPU variant	: 0x0
CPU part	: 0xd08
CPU revision	: 3

processor	: 1
BogoMIPS	: 166.66
Features	: fp asimd evtstrm aes pmull sha1 sha2 crc32 cpuid
CPU implementer	: 0x41
CPU architecture: 8
CPU variant	: 0x0
CPU part	: 0xd08
CPU revision	: 3

+ echo '===== THP ====='
===== THP =====
+ cat /sys/kernel/mm/transparent_hugepage/enabled
always [madvise] never
+ echo '===== meminfo ====='
===== meminfo =====
+ head -5 /proc/meminfo
MemTotal:        3829884 kB
MemFree:         2315904 kB
MemAvailable:    3294948 kB
Buffers:           40616 kB
Cached:          1048120 kB
+ echo '===== dmidecode-memory ====='
===== dmidecode-memory =====
+ dmidecode -t memory
# dmidecode 3.5
Getting SMBIOS data from sysfs.
SMBIOS 3.0.0 present.

+ echo '===== dmidecode-processor ====='
===== dmidecode-processor =====
+ dmidecode -t processor
# dmidecode 3.5
Getting SMBIOS data from sysfs.
SMBIOS 3.0.0 present.

Handle 0x0004, DMI type 4, 42 bytes
Processor Information
	Socket Designation: CPU0
	Type: Central Processor
	Family: ARMv8
	Manufacturer: AWS
	ID: 83 D0 0F 41 00 00 00 00
	Signature: Implementor 0x41, Variant 0x0, Architecture 15, Part 0xd08, Revision 3
	Version: AWS Graviton
	Voltage: Unknown
	External Clock: Unknown
	Max Speed: 2500 MHz
	Current Speed: 2500 MHz
	Status: Populated, Enabled
	Upgrade: None
	L1 Cache Handle: Not Provided
	L2 Cache Handle: Not Provided
	L3 Cache Handle: Not Provided
	Serial Number: AWS Graviton
	Asset Tag: AWS Graviton
	Part Number: AWS Graviton
	Core Count: 2
	Core Enabled: 2
	Thread Count: 2
	Characteristics: None

+ echo '===== dmidecode-system ====='
===== dmidecode-system =====
+ dmidecode -t system
# dmidecode 3.5
Getting SMBIOS data from sysfs.
SMBIOS 3.0.0 present.

Handle 0x0001, DMI type 1, 27 bytes
System Information
	Manufacturer: Amazon EC2
	Product Name: a1.large
	Version: Not Specified
	Serial Number: ec2544f4-7941-3e39-84ab-ae436ff41c24
	UUID: ec2544f4-7941-3e39-84ab-ae436ff41c24
	Wake-up Type: Power Switch
	SKU Number: Not Specified
	Family: Not Specified

+ echo '===== dmidecode-bios ====='
===== dmidecode-bios =====
+ dmidecode -t bios
# dmidecode 3.5
Getting SMBIOS data from sysfs.
SMBIOS 3.0.0 present.

Handle 0x0000, DMI type 0, 24 bytes
BIOS Information
	Vendor: Amazon EC2
	Version: 1.0
	Release Date: 11/1/2018
	Address: 0xF0000
	Runtime Size: 64 kB
	ROM Size: 64 kB
	Characteristics:
		PCI is supported
		EDD is supported
		ACPI is supported
		System is a virtual machine
	BIOS Revision: 1.0

+ echo '===== lshw-memory ====='
===== lshw-memory =====
+ lshw -short -c memory
H/W path       Device           Class          Description
==========================================================
/0/0                            memory         64KiB BIOS
/0/1                            memory         3968MiB System memory
+ echo '===== numactl ====='
===== numactl =====
+ numactl -H
available: 1 nodes (0)
node 0 cpus: 0 1
node 0 size: 3740 MB
node 0 free: 2315 MB
node distances:
node   0 
  0:  10 
+ echo '===== cpu-freq ====='
===== cpu-freq =====
+ cat /proc/cpuinfo
+ grep -i mhz
