+ echo '== date'
== date
+ date -u
Wed Oct 14 07:10:31 PM UTC 2026
+ echo '== uname -r'
== uname -r
+ uname -r
7.2.10-200.fc44.x86_64
+ echo '== THP enabled/defrag (AMI default, unchanged)'
== THP enabled/defrag (AMI default, unchanged)
+ cat /sys/kernel/mm/transparent_hugepage/enabled /sys/kernel/mm/transparent_hugepage/defrag
always [madvise] never
always defer defer+madvise [madvise] never
+ echo '== lscpu'
== lscpu
+ lscpu
Architecture:                            x86_64
CPU op-mode(s):                          32-bit, 64-bit
Address sizes:                           46 bits physical, 57 bits virtual
Byte Order:                              Little Endian
CPU(s):                                  96
On-line CPU(s) list:                     0-95
Vendor ID:                               GenuineIntel
Model name:                              INTEL(R) XEON(R) PLATINUM 8559C
CPU family:                              6
Model:                                   207
Thread(s) per core:                      2
Core(s) per socket:                      48
Socket(s):                               1
Stepping:                                2
CPU(s) scaling MHz:                      26%
CPU max MHz:                             4000.0000
CPU min MHz:                             800.0000
BogoMIPS:                                4800.00
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 syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cat_l2 cdp_l3 intel_ppin cdp_l2 ssbd mba ibrs ibpb stibp ibrs_enhanced tpr_shadow flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid cqm rdt_a avx512f avx512dq rdseed adx smap avx512ifma clflushopt clwb intel_pt avx512cd sha_ni avx512bw avx512vl xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local split_lock_detect user_shstk avx_vnni avx512_bf16 wbnoinvd dtherm ida arat pln pts hwp hwp_act_window hwp_epp hwp_pkg_req vnmi avx512vbmi umip pku ospke waitpkg avx512_vbmi2 gfni vaes vpclmulqdq avx512_vnni avx512_bitalg tme avx512_vpopcntdq la57 rdpid bus_lock_detect cldemote movdiri movdir64b enqcmd fsrm md_clear serialize tsxldtrk pconfig arch_lbr ibt amx_bf16 avx512_fp16 amx_tile amx_int8 flush_l1d arch_capabilities
Virtualization:                          VT-x
L1d cache:                               2.3 MiB (48 instances)
L1i cache:                               1.5 MiB (48 instances)
L2 cache:                                96 MiB (48 instances)
L3 cache:                                320 MiB (1 instance)
NUMA node(s):                            1
NUMA node0 CPU(s):                       0-95
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:         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; PBRSB-eIBRS SW sequence; BHI BHI_DIS_S
Vulnerability Srbds:                     Not affected
Vulnerability Tsa:                       Not affected
Vulnerability Tsx async abort:           Not affected
Vulnerability Vmscape:                   Mitigation; IBPB before exit to userspace
+ echo '== numactl -H'
== numactl -H
+ numactl -H
available: 1 nodes (0)
node 0 cpus: 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 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95
node 0 size: 773404 MB
node 0 free: 636049 MB
node distances:
node     0 
   0:   10 
+ echo '== microcode'
== microcode
+ grep -m1 microcode /proc/cpuinfo
microcode	: 0x210002f4
+ echo '== isa gate'
== isa gate
+ grep -o -w -E 'avx512vbmi|avx512_vnni|avx512bw|amx_tile' /proc/cpuinfo
+ sort -u
amx_tile
avx512bw
avx512vbmi
avx512_vnni
+ echo '== nvme list'
== nvme list
+ sudo nvme list
Node                  Generic               SN                   Model                                    Namespace  Usage                      Format           FW Rev  
--------------------- --------------------- -------------------- ---------------------------------------- ---------- -------------------------- ---------------- --------
/dev/nvme0n1          /dev/ng0n1            AWS03DA963C780E9BF81 Amazon EC2 NVMe Instance Storage         0x1          3.75  TB /   3.75  TB    512   B +  0 B   0       
/dev/nvme1n1          /dev/ng1n1            vol0d1f933d514eead99 Amazon Elastic Block Store               0x1        107.37  GB / 107.37  GB    512   B +  0 B   2.0     
/dev/nvme2n1          /dev/ng2n1            AWS4224A00F0ECD54031 Amazon EC2 NVMe Instance Storage         0x1          3.75  TB /   3.75  TB    512   B +  0 B   0       
/dev/nvme3n1          /dev/ng3n1            AWSA5B5A180A8F49D695 Amazon EC2 NVMe Instance Storage         0x1          3.75  TB /   3.75  TB    512   B +  0 B   0       
/dev/nvme4n1          /dev/ng4n1            AWS6356B867D8F491312 Amazon EC2 NVMe Instance Storage         0x1          3.75  TB /   3.75  TB    512   B +  0 B   0       
/dev/nvme5n1          /dev/ng5n1            AWS84C9479F32BF4AE25 Amazon EC2 NVMe Instance Storage         0x1          3.75  TB /   3.75  TB    512   B +  0 B   0       
/dev/nvme6n1          /dev/ng6n1            AWS218736B7EA8198165 Amazon EC2 NVMe Instance Storage         0x1          3.75  TB /   3.75  TB    512   B +  0 B   0       
+ echo '== md0'
== md0
+ cat /proc/mdstat
Personalities : [raid0] 
md0 : active raid0 nvme5n1[5] nvme4n1[4] nvme2n1[3] nvme6n1[2] nvme0n1[1] nvme3n1[0]
      21971862528 blocks super 1.2 512k chunks
      
unused devices: <none>
+ df -h /data
Filesystem      Size  Used Avail Use% Mounted on
/dev/md0         21T  402G   21T   2% /data
+ xfs_info /data
meta-data=/dev/md0               isize=512    agcount=96, agsize=57218432 blks
         =                       sectsz=512   attr=2, projid32bit=1
         =                       crc=1        finobt=1, sparse=1, rmapbt=1
         =                       reflink=1    bigtime=1 inobtcount=1 nrext64=1
         =                       exchange=1   metadir=0
data     =                       bsize=4096   blocks=5492965632, imaxpct=5
         =                       sunit=128    swidth=768 blks
naming   =version 2              bsize=4096   ascii-ci=0, ftype=1, parent=1
log      =internal log           bsize=4096   blocks=521728, version=2
         =                       sectsz=512   sunit=8 blks, lazy-count=1
realtime =none                   extsz=4096   blocks=0, rtextents=0
         =                       rgcount=0    rgsize=0 extents
         =                       zoned=0      start=0 reserved=0
+ echo '== cpupower frequency-info'
== cpupower frequency-info
+ cpupower frequency-info
analyzing CPU 70:
  driver: intel_pstate
  CPUs which run at the same hardware frequency: 70
  CPUs which need to have their frequency coordinated by software: 70
  energy performance preference: performance
  hardware limits: 800 MHz - 4.00 GHz
  available cpufreq governors: performance powersave
  current policy: frequency should be within 800 MHz and 4.00 GHz.
                  The governor "performance" may decide which speed to use
                  within this range.
  current CPU frequency: Unable to call hardware
  current CPU frequency: 3.20 GHz (asserted by call to kernel)
  boost state support:
    Supported: yes
    Active: yes
+ echo '== cpupower idle-info'
== cpupower idle-info
+ cpupower idle-info
+ head -30
CPUidle driver: intel_idle
CPUidle governor: menu
analyzing CPU 71:

Number of idle states: 4
Available idle states: POLL C1 C1E C6
POLL:
Flags/Description: CPUIDLE CORE POLL IDLE
Latency: 0
Residency: 0
Usage: 13
Duration: 849
C1:
Flags/Description: MWAIT 0x00
Latency: 1
Residency: 1
Usage: 1872
Duration: 10586653
C1E (DISABLED) :
Flags/Description: MWAIT 0x01
Latency: 2
Residency: 4
Usage: 10230
Duration: 2854584
C6 (DISABLED) :
Flags/Description: MWAIT 0x20
Latency: 290
Residency: 800
Usage: 75239
Duration: 395200799
+ echo '== hugepages'
== hugepages
+ grep -i huge /proc/meminfo
AnonHugePages:         0 kB
ShmemHugePages:        0 kB
FileHugePages:         0 kB
HugePages_Total:   66560
HugePages_Free:    66560
HugePages_Rsvd:        0
HugePages_Surp:        0
Hugepagesize:       2048 kB
Hugetlb:        136314880 kB
+ echo '== sysctls'
== sysctls
+ sysctl vm.swappiness vm.zone_reclaim_mode kernel.numa_balancing vm.dirty_background_bytes vm.dirty_bytes vm.nr_hugepages
vm.swappiness = 1
vm.zone_reclaim_mode = 0
kernel.numa_balancing = 0
vm.dirty_background_bytes = 1073741824
vm.dirty_bytes = 4294967296
vm.nr_hugepages = 66560
+ echo '== swap'
== swap
+ swapon --show
NAME       TYPE      SIZE USED PRIO
/dev/zram0 partition   8G   0B  100
+ free -g
               total        used        free      shared  buff/cache   available
Mem:             755         135         621           0           2         619
Swap:              7           0           7
+ echo '== gcc/clang'
== gcc/clang
+ gcc --version
+ head -1
gcc (GCC) 16.2.1 20260819 (Red Hat 16.2.1-2)
+ clang --version
+ head -1
clang version 22.1.8 (Fedora 22.1.8-4.fc44)
hugepages: postgres -C shared_memory_size_in_huge_pages=66984; vm.nr_hugepages set to 67048
