BIOS Configurations : Parameters are selected in the order shown below
Workload Profile set to General Peak Frequency Compute
Determinism Control set to Manual
Performance Determinism set to Power Deterministic
AMD SMT Option set to Disabled
Last-Level Cache (LLC) as NUMA Node set to Enabled
ACPI CST C2 Latency set to 18 microseconds
Thermal Configuration set to Maximum Cooling
Workload Profile set to Custom
Power Regulator set to OS Control Mode
Sysinfo program /home/cpu2026/bin/sysinfo
Rev: 069f95da7e7f5d81b2ce48a82150e54f
running on admin1 Sun Feb 8 20:27:19 2026
SUT (System Under Test) info as seen by some common utilities.
------------------------------------------------------------
Table of contents
------------------------------------------------------------
1. uname -srvm
2. w
3. Username
4. ulimit -a
5. sysinfo process ancestry
6. /proc/cpuinfo
7. lscpu
8. numactl --hardware
9. /proc/meminfo
10. who -r
11. Systemd service manager version: systemd 255 (255.4-1ubuntu8.12)
12. Services, from systemctl list-unit-files
13. Linux kernel boot-time arguments, from /proc/cmdline
14. cpupower frequency-info
15. tuned-adm active
16. sysctl
17. /sys/kernel/mm/transparent_hugepage
18. /sys/kernel/mm/transparent_hugepage/khugepaged
19. OS release
20. Disk information
21. /sys/devices/virtual/dmi/id
22. dmidecode
23. BIOS
------------------------------------------------------------
------------------------------------------------------------
1. uname -srvm
Linux 6.8.0-94-generic #96-Ubuntu SMP PREEMPT_DYNAMIC Fri Jan 9 20:36:55 UTC 2026 x86_64
------------------------------------------------------------
2. w
20:27:19 up 7 min, 1 user, load average: 0.16, 0.10, 0.07
USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT
admin1 10.30.195.94 20:24 7:19 0.00s 0.05s sshd: admin1 [priv]
------------------------------------------------------------
3. Username
From environment variable $USER: root
From the command 'logname': admin1
------------------------------------------------------------
4. ulimit -a
time(seconds) unlimited
file(blocks) unlimited
data(kbytes) unlimited
stack(kbytes) unlimited
coredump(blocks) 0
memory(kbytes) unlimited
locked memory(kbytes) 2097152
process 12383913
nofiles 1024
vmemory(kbytes) unlimited
locks unlimited
rtprio 0
------------------------------------------------------------
5. sysinfo process ancestry
/sbin/init
sshd: /usr/sbin/sshd -D [listener] 0 of 10-100 startups
sshd: admin1 [priv]
sshd: admin1@pts/0
-bash
sudo su
sudo su
su
bash
python3 ./run_amd_speed_aocc510_flang22_znver5_A1.py
/bin/bash ./amd_speed_aocc510_flang22_znver5_A1.sh
runcpu --config amd_speed_aocc510_flang22_znver5_A1.cfg --tune base --reportable --iterations 3 fpspeed
runcpu --configfile amd_speed_aocc510_flang22_znver5_A1.cfg --tune base --reportable --iterations 3
--nopower --runmode speed --tune base --size test:train:refspeed fpspeed --nopreenv --note-preenv
--logfile $SPEC/tmp/CPU2026.001/templogs/preenv.fpspeed.001.0.log --lognum 001.0 --from_runcpu 2
specperl $SPEC/bin/sysinfo
$SPEC = /home/cpu2026
------------------------------------------------------------
6. /proc/cpuinfo
model name : AMD EPYC 9754 128-Core Processor
vendor_id : AuthenticAMD
cpu family : 25
model : 160
stepping : 1
microcode : 0xaa00116
bugs : sysret_ss_attrs spectre_v1 spectre_v2 spec_store_bypass srso vmscape
TLB size : 3584 4K pages
cpu cores : 128
siblings : 128
2 physical ids (chips)
256 processors (hardware threads)
physical id 0: core ids
0-7,16-23,32-39,48-55,64-71,80-87,96-103,112-119,128-135,144-151,160-167,176-183,192-199,208-215,224-231,
240-247
physical id 1: core ids
0-7,16-23,32-39,48-55,64-71,80-87,96-103,112-119,128-135,144-151,160-167,176-183,192-199,208-215,224-231,
240-247
physical id 0: apicids
0-7,16-23,32-39,48-55,64-71,80-87,96-103,112-119,128-135,144-151,160-167,176-183,192-199,208-215,224-231,
240-247
physical id 1: apicids
256-263,272-279,288-295,304-311,320-327,336-343,352-359,368-375,384-391,400-407,416-423,432-439,448-455,4
64-471,480-487,496-503
Caution: /proc/cpuinfo data regarding chips, cores, and threads is not necessarily reliable, especially for
virtualized systems. Use the above data carefully.
------------------------------------------------------------
7. lscpu
From lscpu from util-linux 2.39.3:
Architecture: x86_64
CPU op-mode(s): 32-bit, 64-bit
Address sizes: 52 bits physical, 57 bits virtual
Byte Order: Little Endian
CPU(s): 256
On-line CPU(s) list: 0-255
Vendor ID: AuthenticAMD
BIOS Vendor ID: Advanced Micro Devices, Inc.
Model name: AMD EPYC 9754 128-Core Processor
BIOS Model name: AMD EPYC 9754 128-Core Processor CPU @ 2.2GHz
BIOS CPU family: 107
CPU family: 25
Model: 160
Thread(s) per core: 1
Core(s) per socket: 128
Socket(s): 2
Stepping: 1
Frequency boost: enabled
CPU(s) scaling MHz: 100%
CPU max MHz: 2250.0000
CPU min MHz: 1500.0000
BogoMIPS: 4493.33
Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat
pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb
rdtscp lm constant_tsc rep_good amd_lbr_v2 nopl nonstop_tsc cpuid
extd_apicid aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 pcid
sse4_1 sse4_2 x2apic movbe popcnt aes xsave avx f16c rdrand lahf_lm
cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch
osvw ibs skinit wdt tce topoext perfctr_core perfctr_nb bpext
perfctr_llc mwaitx cpb cat_l3 cdp_l3 hw_pstate ssbd mba perfmon_v2
ibrs ibpb stibp ibrs_enhanced vmmcall fsgsbase bmi1 avx2 smep bmi2
erms invpcid cqm rdt_a avx512f avx512dq rdseed adx smap avx512ifma
clflushopt clwb avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec
xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local
user_shstk avx512_bf16 clzero irperf xsaveerptr rdpru wbnoinvd
amd_ppin cppc amd_ibpb_ret arat npt lbrv svm_lock nrip_save tsc_scale
vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic
v_vmsave_vmload vgif x2avic v_spec_ctrl vnmi avx512vbmi umip pku
ospke avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg
avx512_vpopcntdq la57 rdpid overflow_recov succor smca fsrm flush_l1d
debug_swap ibpb_exit_to_user
Virtualization: AMD-V
L1d cache: 8 MiB (256 instances)
L1i cache: 8 MiB (256 instances)
L2 cache: 256 MiB (256 instances)
L3 cache: 512 MiB (32 instances)
NUMA node(s): 32
NUMA node0 CPU(s): 0-7
NUMA node1 CPU(s): 8-15
NUMA node2 CPU(s): 16-23
NUMA node3 CPU(s): 24-31
NUMA node4 CPU(s): 32-39
NUMA node5 CPU(s): 40-47
NUMA node6 CPU(s): 48-55
NUMA node7 CPU(s): 56-63
NUMA node8 CPU(s): 64-71
NUMA node9 CPU(s): 72-79
NUMA node10 CPU(s): 80-87
NUMA node11 CPU(s): 88-95
NUMA node12 CPU(s): 96-103
NUMA node13 CPU(s): 104-111
NUMA node14 CPU(s): 112-119
NUMA node15 CPU(s): 120-127
NUMA node16 CPU(s): 128-135
NUMA node17 CPU(s): 136-143
NUMA node18 CPU(s): 144-151
NUMA node19 CPU(s): 152-159
NUMA node20 CPU(s): 160-167
NUMA node21 CPU(s): 168-175
NUMA node22 CPU(s): 176-183
NUMA node23 CPU(s): 184-191
NUMA node24 CPU(s): 192-199
NUMA node25 CPU(s): 200-207
NUMA node26 CPU(s): 208-215
NUMA node27 CPU(s): 216-223
NUMA node28 CPU(s): 224-231
NUMA node29 CPU(s): 232-239
NUMA node30 CPU(s): 240-247
NUMA node31 CPU(s): 248-255
Vulnerability Gather data sampling: 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 Reg file data sampling: Not affected
Vulnerability Retbleed: Not affected
Vulnerability Spec rstack overflow: Mitigation; Safe RET
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl
Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2: Mitigation; Enhanced / Automatic IBRS; IBPB conditional; STIBP
disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
Vulnerability Vmscape: Mitigation; IBPB before exit to userspace
From lscpu --cache:
NAME ONE-SIZE ALL-SIZE WAYS TYPE LEVEL SETS PHY-LINE COHERENCY-SIZE
L1d 32K 8M 8 Data 1 64 1 64
L1i 32K 8M 8 Instruction 1 64 1 64
L2 1M 256M 8 Unified 2 2048 1 64
L3 16M 512M 16 Unified 3 16384 1 64
------------------------------------------------------------
8. numactl --hardware
NOTE: a numactl 'node' might or might not correspond to a physical chip.
available: 32 nodes (0-31)
node 0 cpus: 0-7
node 0 size: 96449 MB
node 0 free: 95942 MB
node 1 cpus: 8-15
node 1 size: 96765 MB
node 1 free: 96646 MB
node 2 cpus: 16-23
node 2 size: 96765 MB
node 2 free: 96637 MB
node 3 cpus: 24-31
node 3 size: 96765 MB
node 3 free: 96664 MB
node 4 cpus: 32-39
node 4 size: 96765 MB
node 4 free: 96629 MB
node 5 cpus: 40-47
node 5 size: 96765 MB
node 5 free: 96646 MB
node 6 cpus: 48-55
node 6 size: 96765 MB
node 6 free: 96623 MB
node 7 cpus: 56-63
node 7 size: 96765 MB
node 7 free: 96606 MB
node 8 cpus: 64-71
node 8 size: 96765 MB
node 8 free: 96593 MB
node 9 cpus: 72-79
node 9 size: 96765 MB
node 9 free: 96645 MB
node 10 cpus: 80-87
node 10 size: 96765 MB
node 10 free: 96620 MB
node 11 cpus: 88-95
node 11 size: 96765 MB
node 11 free: 96599 MB
node 12 cpus: 96-103
node 12 size: 96765 MB
node 12 free: 96615 MB
node 13 cpus: 104-111
node 13 size: 96765 MB
node 13 free: 96618 MB
node 14 cpus: 112-119
node 14 size: 96765 MB
node 14 free: 96651 MB
node 15 cpus: 120-127
node 15 size: 96765 MB
node 15 free: 96650 MB
node 16 cpus: 128-135
node 16 size: 96721 MB
node 16 free: 96587 MB
node 17 cpus: 136-143
node 17 size: 96765 MB
node 17 free: 96643 MB
node 18 cpus: 144-151
node 18 size: 96765 MB
node 18 free: 96650 MB
node 19 cpus: 152-159
node 19 size: 96765 MB
node 19 free: 96640 MB
node 20 cpus: 160-167
node 20 size: 96765 MB
node 20 free: 96670 MB
node 21 cpus: 168-175
node 21 size: 96765 MB
node 21 free: 96656 MB
node 22 cpus: 176-183
node 22 size: 96765 MB
node 22 free: 96639 MB
node 23 cpus: 184-191
node 23 size: 96765 MB
node 23 free: 96647 MB
node 24 cpus: 192-199
node 24 size: 96765 MB
node 24 free: 96659 MB
node 25 cpus: 200-207
node 25 size: 96765 MB
node 25 free: 96649 MB
node 26 cpus: 208-215
node 26 size: 96765 MB
node 26 free: 96653 MB
node 27 cpus: 216-223
node 27 size: 96699 MB
node 27 free: 96597 MB
node 28 cpus: 224-231
node 28 size: 96765 MB
node 28 free: 96657 MB
node 29 cpus: 232-239
node 29 size: 96765 MB
node 29 free: 96645 MB
node 30 cpus: 240-247
node 30 size: 96765 MB
node 30 free: 96668 MB
node 31 cpus: 248-255
node 31 size: 96765 MB
node 31 free: 96630 MB
node distances:
node 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
25 26 27 28 29 30 31
0: 10 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
1: 11 10 11 11 11 11 11 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
2: 11 11 10 11 11 11 11 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
3: 11 11 11 10 11 11 11 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
4: 11 11 11 11 10 11 11 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
5: 11 11 11 11 11 10 11 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
6: 11 11 11 11 11 11 10 11 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
7: 11 11 11 11 11 11 11 10 11 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
8: 11 11 11 11 11 11 11 11 10 11 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
9: 11 11 11 11 11 11 11 11 11 10 11 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
10: 11 11 11 11 11 11 11 11 11 11 10 11 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
11: 11 11 11 11 11 11 11 11 11 11 11 10 11 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
12: 11 11 11 11 11 11 11 11 11 11 11 11 10 11 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
13: 11 11 11 11 11 11 11 11 11 11 11 11 11 10 11 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
14: 11 11 11 11 11 11 11 11 11 11 11 11 11 11 10 11 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
15: 11 11 11 11 11 11 11 11 11 11 11 11 11 11 11 10 32 32 32 32 32 32 32 32 32
32 32 32 32 32 32 32
16: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 10 11 11 11 11 11 11 11 11
11 11 11 11 11 11 11
17: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 10 11 11 11 11 11 11 11
11 11 11 11 11 11 11
18: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 10 11 11 11 11 11 11
11 11 11 11 11 11 11
19: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 10 11 11 11 11 11
11 11 11 11 11 11 11
20: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 10 11 11 11 11
11 11 11 11 11 11 11
21: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 10 11 11 11
11 11 11 11 11 11 11
22: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 10 11 11
11 11 11 11 11 11 11
23: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 10 11
11 11 11 11 11 11 11
24: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 10
11 11 11 11 11 11 11
25: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
10 11 11 11 11 11 11
26: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
11 10 11 11 11 11 11
27: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
11 11 10 11 11 11 11
28: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
11 11 11 10 11 11 11
29: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
11 11 11 11 10 11 11
30: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
11 11 11 11 11 10 11
31: 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 32 11 11 11 11 11 11 11 11 11
11 11 11 11 11 11 10
------------------------------------------------------------
9. /proc/meminfo
MemTotal: 3170363732 kB
------------------------------------------------------------
10. who -r
run-level 5 Feb 8 20:20
------------------------------------------------------------
11. Systemd service manager version: systemd 255 (255.4-1ubuntu8.12)
Default Target Status
graphical running
------------------------------------------------------------
12. Services, from systemctl list-unit-files
STATE UNIT FILES
enabled ModemManager apparmor apport blk-availability cloud-config cloud-final cloud-init
cloud-init-local console-setup cron dmesg e2scrub_reap finalrd getty@ gpu-manager
grub-common grub-initrd-fallback keyboard-setup lvm2-monitor multipathd
networkd-dispatcher open-iscsi open-vm-tools pollinate rsyslog secureboot-db setvtrgb
snapd sysstat systemd-networkd systemd-networkd-wait-online systemd-pstore
systemd-resolved thermald tuned ua-reboot-cmds ubuntu-advantage udisks2 ufw
unattended-upgrades vgauth
enabled-runtime netplan-ovs-cleanup systemd-fsck-root systemd-remount-fs
disabled console-getty debug-shell iscsid nftables rsync serial-getty@ ssh
systemd-boot-check-no-failures systemd-confext systemd-network-generator
systemd-networkd-wait-online@ systemd-pcrlock-file-system systemd-pcrlock-firmware-code
systemd-pcrlock-firmware-config systemd-pcrlock-machine-id systemd-pcrlock-make-policy
systemd-pcrlock-secureboot-authority systemd-pcrlock-secureboot-policy systemd-sysext
systemd-time-wait-sync systemd-timesyncd upower
indirect systemd-sysupdate systemd-sysupdate-reboot uuidd
masked cryptdisks cryptdisks-early hwclock multipath-tools-boot screen-cleanup sudo x11-common
------------------------------------------------------------
13. Linux kernel boot-time arguments, from /proc/cmdline
BOOT_IMAGE=/boot/vmlinuz-6.8.0-94-generic
root=UUID=60685607-d408-4b5d-9478-a6a431e11442
ro
------------------------------------------------------------
14. cpupower frequency-info
analyzing CPU 12:
current policy: frequency should be within 1.50 GHz and 2.25 GHz.
The governor "performance" may decide which speed to use
within this range.
boost state support:
Supported: yes
Active: yes
Boost States: 0
Total States: 3
Pstate-P0: 2250MHz
------------------------------------------------------------
15. tuned-adm active
Current active profile: balanced
------------------------------------------------------------
16. sysctl
kernel.numa_balancing 1
kernel.randomize_va_space 0
vm.compaction_proactiveness 20
vm.dirty_background_bytes 0
vm.dirty_background_ratio 10
vm.dirty_bytes 0
vm.dirty_expire_centisecs 3000
vm.dirty_ratio 8
vm.dirty_writeback_centisecs 500
vm.dirtytime_expire_seconds 43200
vm.extfrag_threshold 500
vm.min_unmapped_ratio 1
vm.nr_hugepages 0
vm.nr_hugepages_mempolicy 0
vm.nr_overcommit_hugepages 0
vm.swappiness 1
vm.watermark_boost_factor 15000
vm.watermark_scale_factor 10
vm.zone_reclaim_mode 1
------------------------------------------------------------
17. /sys/kernel/mm/transparent_hugepage
defrag [always] defer defer+madvise madvise never
enabled [always] madvise never
hpage_pmd_size 2097152
shmem_enabled always within_size advise [never] deny force
------------------------------------------------------------
18. /sys/kernel/mm/transparent_hugepage/khugepaged
alloc_sleep_millisecs 60000
defrag 1
max_ptes_none 511
max_ptes_shared 256
max_ptes_swap 64
pages_to_scan 4096
scan_sleep_millisecs 10000
------------------------------------------------------------
19. OS release
From /etc/*-release /etc/*-version
os-release Ubuntu 24.04.3 LTS
------------------------------------------------------------
20. Disk information
SPEC is set to: /home/cpu2026
Filesystem Type Size Used Avail Use% Mounted on
/dev/sda2 ext4 439G 60G 356G 15% /
------------------------------------------------------------
21. /sys/devices/virtual/dmi/id
Vendor: HPE
Product: ProLiant DL385 Gen11
Product Family: ProLiant
Serial: DL385G11-006
------------------------------------------------------------
22. dmidecode
Additional information from dmidecode 3.5 follows. WARNING: Use caution when you interpret this section.
The 'dmidecode' program reads system data which is "intended to allow hardware to be accurately
determined", but the intent may not be met, as there are frequent changes to hardware, firmware, and the
"DMTF SMBIOS" standard.
Memory:
5x Hynix HMCT04MEERA129N 128 GB 4 rank 4800
3x Hynix HMCT04MEERA131N 128 GB 4 rank 4800
11x Hynix HMCT04MEERA133N 128 GB 4 rank 4800
5x Hynix HMCT04MEERA135N 128 GB 4 rank 4800
------------------------------------------------------------
23. BIOS
(This section combines info from /sys/devices and dmidecode.)
BIOS Vendor: HPE
BIOS Version: 2.90
BIOS Date: 01/09/2026
BIOS Revision: 2.90
Firmware Revision: 1.66
