---> uname -a:
Linux prd-ubuntu2004-builder-4c-4g-773 5.4.0-146-generic #163-Ubuntu SMP Fri Mar 17 18:26:02 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux

---> lscpu:
Architecture:                    x86_64
CPU op-mode(s):                  32-bit, 64-bit
Byte Order:                      Little Endian
Address sizes:                   40 bits physical, 48 bits virtual
CPU(s):                          4
On-line CPU(s) list:             0-3
Thread(s) per core:              1
Core(s) per socket:              1
Socket(s):                       4
NUMA node(s):                    1
Vendor ID:                       AuthenticAMD
CPU family:                      23
Model:                           49
Model name:                      AMD EPYC-Rome Processor
Stepping:                        0
CPU MHz:                         2799.998
BogoMIPS:                        5599.99
Virtualization:                  AMD-V
Hypervisor vendor:               KVM
Virtualization type:             full
L1d cache:                       128 KiB
L1i cache:                       128 KiB
L2 cache:                        2 MiB
L3 cache:                        64 MiB
NUMA node0 CPU(s):               0-3
Vulnerability Itlb multihit:     Not affected
Vulnerability L1tf:              Not affected
Vulnerability Mds:               Not affected
Vulnerability Meltdown:          Not affected
Vulnerability Mmio stale data:   Not affected
Vulnerability Retbleed:          Vulnerable
Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp
Vulnerability Spectre v1:        Mitigation; usercopy/swapgs barriers and __user pointer sanitization
Vulnerability Spectre v2:        Mitigation; Retpolines, IBPB conditional, IBRS_FW, STIBP disabled, RSB filling, PBRSB-eIBRS Not affected
Vulnerability Srbds:             Not affected
Vulnerability Tsx async abort:   Not affected
Flags:                           fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            7.9G     0  7.9G   0% /dev
tmpfs           1.6G  1.1M  1.6G   1% /run
/dev/vda1        78G   11G   67G  14% /
tmpfs           7.9G     0  7.9G   0% /dev/shm
tmpfs           5.0M     0  5.0M   0% /run/lock
tmpfs           7.9G     0  7.9G   0% /sys/fs/cgroup
/dev/loop0       62M   62M     0 100% /snap/core20/1405
/dev/loop2       68M   68M     0 100% /snap/lxd/22753
/dev/vda15      105M  6.1M   99M   6% /boot/efi
tmpfs           1.6G     0  1.6G   0% /run/user/1001
/dev/loop3       51M   51M     0 100% /snap/snapd/25577
/dev/loop4       92M   92M     0 100% /snap/lxd/36554

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          16009         667       10814           1        4527       15002
Swap:          1023           0        1023

---> ip addr:
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000
    link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
    inet 127.0.0.1/8 scope host lo
       valid_lft forever preferred_lft forever
    inet6 ::1/128 scope host 
       valid_lft forever preferred_lft forever
2: ens3: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1458 qdisc mq state UP group default qlen 1000
    link/ether fa:16:3e:42:11:51 brd ff:ff:ff:ff:ff:ff
    inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic ens3
       valid_lft 86178sec preferred_lft 86178sec
    inet6 fe80::f816:3eff:fe42:1151/64 scope link 
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 5.4.0-146-generic (prd-ubuntu2004-builder-4c-4g-773) 	12/22/25 	_x86_64_	(4 CPU)

10:54:15     LINUX RESTART	(4 CPU)

10:55:01          tps      rtps      wtps      dtps   bread/s   bwrtn/s   bdscd/s
10:56:01       256.03     17.09    238.94      0.00   1998.67  72837.05      0.00
10:57:01        32.16      0.03     32.13      0.00      3.20  12176.24      0.00
Average:       144.11      8.56    135.54      0.00   1001.02  42509.17      0.00

10:55:01    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
10:56:01     11189900  15381988    585872      3.57    172860   4042580   1182252      6.78   1495000   3236112    287468
10:57:01     11102324  15375212    592960      3.62    175684   4113736   1178736      6.76   1506064   3309404      3332
Average:     11146112  15378600    589416      3.60    174272   4078158   1180494      6.77   1500532   3272758    145400

10:55:01        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
10:56:01           lo      0.93      0.93      0.09      0.09      0.00      0.00      0.00      0.00
10:56:01         ens3    508.68    374.09   6273.31     41.16      0.00      0.00      0.00      0.00
10:57:01           lo      2.40      2.40      0.17      0.17      0.00      0.00      0.00      0.00
10:57:01         ens3     95.92     73.07     48.18      7.54      0.00      0.00      0.00      0.00
Average:           lo      1.67      1.67      0.13      0.13      0.00      0.00      0.00      0.00
Average:         ens3    302.32    223.59   3161.00     24.35      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 5.4.0-146-generic (prd-ubuntu2004-builder-4c-4g-773) 	12/22/25 	_x86_64_	(4 CPU)

10:54:15     LINUX RESTART	(4 CPU)

10:55:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
10:56:01        all     28.90      0.00      4.97      4.37      0.11     61.65
10:56:01          0     18.61      0.00      4.45      4.48      0.12     72.35
10:56:01          1     26.21      0.00      5.35      6.79      0.10     61.56
10:56:01          2     43.23      0.00      5.51      3.53      0.10     47.63
10:56:01          3     27.61      0.00      4.58      2.67      0.12     65.02
10:57:01        all     15.09      0.00      2.40      0.35      0.07     82.10
10:57:01          0     14.57      0.00      2.17      0.00      0.05     83.21
10:57:01          1     16.42      0.00      2.53      1.11      0.07     79.87
10:57:01          2     14.41      0.00      2.26      0.12      0.07     83.15
10:57:01          3     14.94      0.00      2.63      0.15      0.08     82.20
Average:        all     21.98      0.00      3.68      2.35      0.09     71.90
Average:          0     16.59      0.00      3.31      2.24      0.08     77.78
Average:          1     21.28      0.00      3.93      3.93      0.08     70.78
Average:          2     28.80      0.00      3.88      1.82      0.08     65.41
Average:          3     21.27      0.00      3.60      1.41      0.10     73.62

