---> uname -a:
Linux prd-ubuntu2004-docker-4c-4g-1401 5.4.0-200-generic #220-Ubuntu SMP Fri Sep 27 13:19:16 UTC 2024 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:                            2800.000
BogoMIPS:                           5600.00
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 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 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; BHI 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 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities

---> nproc:
4

---> df -h:
Filesystem      Size  Used Avail Use% Mounted on
udev            7.8G     0  7.8G   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/loop1       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       45M   45M     0 100% /snap/snapd/23258
/dev/loop4       64M   64M     0 100% /snap/core20/2434
/dev/loop5       92M   92M     0 100% /snap/lxd/29619

---> free -m:
              total        used        free      shared  buff/cache   available
Mem:          15997         760       10409           1        4827       14897
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:94:5b:e3 brd ff:ff:ff:ff:ff:ff
    inet 10.30.171.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3
       valid_lft 85201sec preferred_lft 85201sec
    inet6 fe80::f816:3eff:fe94:5be3/64 scope link 
       valid_lft forever preferred_lft forever
3: docker0: <NO-CARRIER,BROADCAST,MULTICAST,UP> mtu 1458 qdisc noqueue state DOWN group default 
    link/ether 02:42:54:fc:63:97 brd ff:ff:ff:ff:ff:ff
    inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0
       valid_lft forever preferred_lft forever

---> sar -b -r -n DEV:
Linux 5.4.0-200-generic (prd-ubuntu2004-docker-4c-4g-1401) 	12/10/24 	_x86_64_	(4 CPU)

00:24:23     LINUX RESTART	(4 CPU)

00:25:02          tps      rtps      wtps      dtps   bread/s   bwrtn/s   bdscd/s
00:26:01       281.18     84.92    196.26      0.00   2562.79   9402.52      0.00
00:27:01       206.57     37.74    168.82      0.00   2462.79  10979.10      0.00
00:28:01        34.13     13.66     20.46      0.00    720.01  11374.90      0.00
00:29:01         6.13      0.02      6.11      0.00      0.13   1512.43      0.00
00:30:01        50.14      5.17     44.98      0.00   4506.85   9483.89      0.00
00:31:01         9.28      0.12      9.17      0.00      2.93    702.02      0.00
00:32:01         3.07      0.00      3.07      0.00      0.00    435.79      0.00
00:33:01         5.82      0.05      5.77      0.00      6.00    798.40      0.00
00:34:01         5.28      0.68      4.60      0.00     23.33    968.24      0.00
00:35:01         2.77      0.02      2.75      0.00      4.27    136.64      0.00
00:36:01         5.55      0.00      5.55      0.00      0.00    784.00      0.00
00:37:01         2.28      0.00      2.28      0.00      0.00     57.99      0.00
00:38:01         1.62      0.00      1.62      0.00      0.00     28.66      0.00
00:39:01         4.82      0.00      4.82      0.00      0.00    766.13      0.00
00:40:01         9.35      2.10      7.25      0.00     74.65   1740.38      0.00
00:41:01       107.77      2.72    105.05      0.00     94.92  17738.78      0.00
00:42:01        92.02      0.03     91.98      0.00      2.53   9351.91      0.00
00:43:01        55.52      0.08     55.44      0.00      1.20   6068.99      0.00
00:44:01        40.41      1.62     38.79      0.00    109.98  33424.30      0.00
Average:        48.41      7.77     40.64      0.00    554.70   6089.50      0.00

00:25:02    kbmemfree   kbavail kbmemused  %memused kbbuffers  kbcached  kbcommit   %commit  kbactive   kbinact   kbdirty
00:26:01     13311220  15398628    584908      3.57     70716   2213232   1339336      7.68    841104   1956800    174660
00:27:01     12298104  14803072   1163244      7.10     86336   2599144   1817248     10.43   1483060   2293564    243724
00:28:01     11160200  13816356   2146972     13.11     91136   2737300   2704428     15.52   2598636   2303272     37524
00:29:01     11417052  14094820   1868424     11.41     91904   2756644   2621948     15.04   2326920   2317968     15628
00:30:01     10966460  14031832   1921020     11.73    101916   3121952   2749208     15.77   2604972   2465360     13144
00:31:01     10328752  13409320   2543480     15.53    102324   3135352   3057160     17.54   3231036   2475444     11668
00:32:01      9995056  13076208   2876460     17.56    102380   3135832   3417732     19.61   3563824   2475884        24
00:33:01     10323904  13453508   2499084     15.26    104224   3178112   3067192     17.60   3196008   2509176     25704
00:34:01      9648152  12780736   3171780     19.36    104304   3180788   3611024     20.72   3872716   2508080       156
00:35:01     10698240  13854136   2098512     12.81    105120   3201720   2606840     14.96   2810048   2522796     20868
00:36:01      9596084  12753628   3198720     19.53    105280   3202576   3661276     21.01   3907940   2523560        40
00:37:01      9470784  12629132   3323132     20.29    105360   3203228   3786292     21.72   4031292   2524208        96
00:38:01      9622896  12781432   3170748     19.36    105436   3203296   3620528     20.77   3879176   2524280        24
00:39:01     10320932  13517572   2434652     14.86    106560   3237020   2924600     16.78   3156240   2549028     16508
00:40:01     10307960  13629204   2322580     14.18    111044   3348420   2718452     15.60   3062988   2643028     85764
00:41:01      8895736  12685128   3265928     19.94    123792   3783968   3618196     20.76   4206232   2886604    243484
00:42:01      9008936  12821892   3129056     19.10    128380   3801952   3486836     20.00   4098944   2881324    239108
00:43:01      9513096  13567736   2383368     14.55    131432   4033192   2826572     16.22   3347656   3125168    443640
00:44:01     10661068  15253392    697884      4.26    133260   4554456   1391548      7.98   1862776   3452856      2468
Average:     10397086  13597775   2357892     14.39    105837   3243589   2896127     16.62   3056925   2575705     82854

00:25:02        IFACE   rxpck/s   txpck/s    rxkB/s    txkB/s   rxcmp/s   txcmp/s  rxmcst/s   %ifutil
00:26:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:26:01           lo      0.88      0.88      0.09      0.09      0.00      0.00      0.00      0.00
00:26:01         ens3    176.41    138.26   1300.86     35.14      0.00      0.00      0.00      0.00
00:27:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:27:01           lo      1.33      1.33      0.13      0.13      0.00      0.00      0.00      0.00
00:27:01         ens3    317.98    254.11   3992.12     37.87      0.00      0.00      0.00      0.00
00:28:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:28:01           lo      0.53      0.53      0.05      0.05      0.00      0.00      0.00      0.00
00:28:01         ens3    118.35    110.95   1320.12     19.42      0.00      0.00      0.00      0.00
00:29:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:29:01           lo      0.40      0.40      0.03      0.03      0.00      0.00      0.00      0.00
00:29:01         ens3     10.45      8.60      3.31      3.22      0.00      0.00      0.00      0.00
00:30:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:30:01           lo      1.07      1.07      0.11      0.11      0.00      0.00      0.00      0.00
00:30:01         ens3    276.65    210.85   2874.13     20.24      0.00      0.00      0.00      0.00
00:31:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:31:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
00:31:01         ens3     12.48     11.83      3.82      3.80      0.00      0.00      0.00      0.00
00:32:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:32:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:32:01         ens3      1.65      0.72      0.23      0.14      0.00      0.00      0.00      0.00
00:33:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:33:01           lo      0.67      0.67      0.06      0.06      0.00      0.00      0.00      0.00
00:33:01         ens3     52.86     46.39    201.86     11.45      0.00      0.00      0.00      0.00
00:34:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:34:01           lo      1.27      1.27      1.51      1.51      0.00      0.00      0.00      0.00
00:34:01         ens3      2.23      1.72      0.41      0.38      0.00      0.00      0.00      0.00
00:35:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:35:01           lo      0.40      0.40      0.03      0.03      0.00      0.00      0.00      0.00
00:35:01         ens3     17.11     14.48     10.16      4.86      0.00      0.00      0.00      0.00
00:36:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:36:01           lo      0.13      0.13      0.01      0.01      0.00      0.00      0.00      0.00
00:36:01         ens3      1.40      1.50      0.30      0.34      0.00      0.00      0.00      0.00
00:37:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:37:01           lo      0.20      0.20      0.01      0.01      0.00      0.00      0.00      0.00
00:37:01         ens3      1.15      1.17      0.21      0.24      0.00      0.00      0.00      0.00
00:38:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:38:01           lo      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:38:01         ens3      0.12      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:39:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:39:01           lo      0.47      0.47      0.04      0.04      0.00      0.00      0.00      0.00
00:39:01         ens3     16.32     12.45      3.58      3.90      0.00      0.00      0.00      0.00
00:40:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:40:01           lo      3.12      3.12      0.23      0.23      0.00      0.00      0.00      0.00
00:40:01         ens3    120.00    108.80   1296.46     25.23      0.00      0.00      0.00      0.00
00:41:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:41:01           lo   2305.23   2305.23   2189.93   2189.93      0.00      0.00      0.00      0.00
00:41:01         ens3    196.27    142.08   3081.73     13.60      0.00      0.00      0.00      0.00
00:42:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:42:01           lo   2201.47   2201.47   2087.46   2087.46      0.00      0.00      0.00      0.00
00:42:01         ens3     21.26     18.26      5.03      4.76      0.00      0.00      0.00      0.00
00:43:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:43:01           lo   1129.38   1129.38   1074.69   1074.69      0.00      0.00      0.00      0.00
00:43:01         ens3    132.41    108.90    787.82     25.00      0.00      0.00      0.00      0.00
00:44:01      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
00:44:01           lo     28.80     28.80      2.84      2.84      0.00      0.00      0.00      0.00
00:44:01         ens3    190.97    192.42     75.95    703.58      0.00      0.00      0.00      0.00
Average:      docker0      0.00      0.00      0.00      0.00      0.00      0.00      0.00      0.00
Average:           lo    298.99    298.99    282.21    282.21      0.00      0.00      0.00      0.00
Average:         ens3     87.61     72.76    786.82     48.07      0.00      0.00      0.00      0.00

---> sar -P ALL:
Linux 5.4.0-200-generic (prd-ubuntu2004-docker-4c-4g-1401) 	12/10/24 	_x86_64_	(4 CPU)

00:24:23     LINUX RESTART	(4 CPU)

00:25:02        CPU     %user     %nice   %system   %iowait    %steal     %idle
00:26:01        all     19.60     11.83      9.57      3.81      0.12     55.07
00:26:01          0     34.72     11.05      9.32      3.12      0.10     41.69
00:26:01          1      9.01     13.44      9.78      2.21      0.08     65.48
00:26:01          2     12.50     12.45     10.10      6.43      0.17     58.36
00:26:01          3     22.30     10.37      9.07      3.51      0.12     54.63
00:27:01        all     29.07      0.00      1.44      2.08      0.07     67.33
00:27:01          0     30.84      0.00      1.82      2.17      0.07     65.10
00:27:01          1     26.04      0.00      1.09      0.50      0.07     72.30
00:27:01          2     32.71      0.00      1.44      3.57      0.07     62.21
00:27:01          3     26.69      0.00      1.42      2.09      0.07     69.73
00:28:01        all     80.12      0.00      1.67      0.65      0.11     17.45
00:28:01          0     84.36      0.00      1.71      0.37      0.12     13.45
00:28:01          1     76.37      0.00      1.20      0.22      0.12     22.10
00:28:01          2     76.14      0.00      2.02      0.99      0.10     20.75
00:28:01          3     83.63      0.00      1.74      1.02      0.12     13.49
00:29:01        all     44.49      0.00      0.80      0.05      0.08     54.58
00:29:01          0     50.08      0.00      0.89      0.00      0.07     48.97
00:29:01          1     32.64      0.00      0.80      0.17      0.10     66.30
00:29:01          2     44.33      0.00      0.69      0.02      0.07     54.90
00:29:01          3     51.02      0.00      0.82      0.02      0.07     48.08
00:30:01        all     64.39      0.00      2.25      1.29      0.10     31.97
00:30:01          0     70.95      0.00      1.90      1.50      0.10     25.55
00:30:01          1     56.84      0.00      2.69      1.91      0.12     38.44
00:30:01          2     68.61      0.00      1.69      0.15      0.10     29.44
00:30:01          3     61.15      0.00      2.73      1.58      0.10     34.44
00:31:01        all     65.47      0.00      1.09      0.08      0.08     33.28
00:31:01          0     61.24      0.00      1.12      0.23      0.08     37.31
00:31:01          1     62.19      0.00      1.12      0.00      0.08     36.60
00:31:01          2     63.73      0.00      1.13      0.07      0.08     34.98
00:31:01          3     74.70      0.00      0.97      0.00      0.08     24.24
00:32:01        all      9.66      0.00      0.12      0.01      0.04     90.16
00:32:01          0     13.47      0.00      0.13      0.05      0.02     86.33
00:32:01          1     12.06      0.00      0.15      0.00      0.03     87.76
00:32:01          2      4.92      0.00      0.13      0.00      0.07     94.88
00:32:01          3      8.26      0.00      0.07      0.00      0.05     91.62
00:33:01        all     62.88      0.00      1.32      0.02      0.09     35.69
00:33:01          0     66.98      0.00      1.54      0.03      0.10     31.35
00:33:01          1     62.50      0.00      1.14      0.00      0.10     36.26
00:33:01          2     58.86      0.00      1.24      0.02      0.08     39.80
00:33:01          3     63.22      0.00      1.37      0.02      0.08     35.31
00:34:01        all     41.37      0.00      0.35      0.07      0.08     58.12
00:34:01          0     80.33      0.00      0.45      0.03      0.10     19.09
00:34:01          1     29.82      0.00      0.17      0.00      0.07     69.94
00:34:01          2     18.33      0.00      0.58      0.25      0.07     80.78
00:34:01          3     37.16      0.00      0.20      0.02      0.08     62.54
00:35:01        all     43.04      0.00      0.69      0.03      0.08     56.16
00:35:01          0     66.49      0.00      0.75      0.02      0.08     32.65
00:35:01          1     42.43      0.00      0.65      0.02      0.07     56.84
00:35:01          2     29.82      0.00      0.88      0.05      0.10     69.14
00:35:01          3     33.44      0.00      0.48      0.03      0.07     65.98
00:36:01        all     54.77      0.00      0.49      0.06      0.10     44.58
00:36:01          0     42.79      0.00      0.43      0.12      0.10     56.56
00:36:01          1     87.53      0.00      0.68      0.00      0.12     11.67
00:36:01          2     43.83      0.00      0.42      0.10      0.08     55.56
00:36:01          3     44.86      0.00      0.43      0.02      0.08     54.61

00:36:01        CPU     %user     %nice   %system   %iowait    %steal     %idle
00:37:01        all     45.19      0.00      0.24      0.02      0.09     54.46
00:37:01          0     54.51      0.00      0.28      0.00      0.10     45.10
00:37:01          1     80.50      0.00      0.17      0.00      0.12     19.22
00:37:01          2     34.11      0.00      0.17      0.03      0.07     65.63
00:37:01          3     11.59      0.00      0.33      0.03      0.08     87.96
00:38:01        all     29.20      0.00      0.12      0.01      0.08     70.59
00:38:01          0     99.57      0.00      0.15      0.00      0.13      0.15
00:38:01          1      4.62      0.00      0.17      0.00      0.07     95.15
00:38:01          2      9.39      0.00      0.08      0.03      0.07     90.43
00:38:01          3      3.00      0.00      0.08      0.00      0.05     96.86
00:39:01        all     69.92      0.00      1.28      0.05      0.12     28.63
00:39:01          0     64.93      0.00      1.37      0.00      0.13     33.57
00:39:01          1     70.58      0.00      0.92      0.00      0.13     28.36
00:39:01          2     73.68      0.00      1.50      0.10      0.12     24.59
00:39:01          3     70.50      0.00      1.34      0.08      0.10     27.97
00:40:01        all     74.12      0.00      1.79      0.13      0.13     23.83
00:40:01          0     73.27      0.00      1.78      0.00      0.13     24.82
00:40:01          1     68.66      0.00      1.51      0.07      0.12     29.65
00:40:01          2     74.73      0.00      2.02      0.39      0.13     22.73
00:40:01          3     79.81      0.00      1.86      0.07      0.13     18.13
00:41:01        all     68.74      0.00      3.10      0.74      0.11     27.31
00:41:01          0     65.06      0.00      2.66      0.25      0.10     31.93
00:41:01          1     74.92      0.00      1.72      0.07      0.13     23.16
00:41:01          2     63.47      0.00      3.31      1.16      0.12     31.94
00:41:01          3     71.51      0.00      4.71      1.49      0.08     22.20
00:42:01        all     68.79      0.00      2.60      0.61      0.12     27.88
00:42:01          0     67.69      0.00      1.91      0.75      0.12     29.53
00:42:01          1     76.38      0.00      2.44      0.66      0.12     20.41
00:42:01          2     66.30      0.00      2.50      0.74      0.12     30.34
00:42:01          3     64.81      0.00      3.55      0.28      0.12     31.24
00:43:01        all     55.46      0.00      2.47      0.52      0.11     41.45
00:43:01          0     49.31      0.00      2.29      0.47      0.10     47.83
00:43:01          1     70.80      0.00      2.13      0.22      0.12     26.74
00:43:01          2     54.40      0.00      2.45      0.50      0.10     42.55
00:43:01          3     47.32      0.00      3.01      0.87      0.12     48.68
00:44:01        all     17.29      0.00      1.18      2.02      0.06     79.46
00:44:01          0     16.13      0.00      1.10      2.97      0.07     79.72
00:44:01          1     28.69      0.00      1.63      0.10      0.07     69.51
00:44:01          2      5.65      0.00      0.81      2.31      0.05     91.18
00:44:01          3     18.71      0.00      1.17      2.68      0.05     77.39
Average:        all     49.66      0.61      1.70      0.64      0.09     47.29
Average:          0     57.54      0.57      1.65      0.63      0.10     39.51
Average:          1     51.19      0.70      1.58      0.32      0.10     46.11
Average:          2     43.93      0.64      1.73      0.88      0.09     52.72
Average:          3     45.99      0.53      1.85      0.72      0.09     50.82