---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13279 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 Stepping: 0 BogoMIPS: 5599.99 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 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 Vulnerability Gather data sampling: 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 Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled 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; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 12G 67G 15% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 718 9531 4 5739 14928 Swap: 1023 0 1023 ---> ip addr: 1: lo: 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: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e2:8d:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84494sec preferred_lft 84494sec inet6 fe80::f816:3eff:fee2:8d0b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:cf:0d:6c:dc:90 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13279) 12/13/25 _x86_64_ (4 CPU) 06:28:25 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:02 27.93 4.04 22.29 1.60 785.31 5555.98 15372.76 06:50:01 36.70 0.04 32.56 4.10 1.15 3582.09 14381.47 07:00:01 22.85 0.18 19.64 3.03 12.53 5729.02 3476.89 Average: 29.15 1.42 24.83 2.91 266.66 4956.53 11077.44 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:02 9562404 13320652 2635528 16.10 151828 3708792 2761416 15.85 851060 5524344 53748 06:50:01 8812548 13150872 2800380 17.10 179828 4212880 2857568 16.40 1012524 6070000 18036 07:00:01 9760088 15278312 667192 4.07 206936 5298396 1181888 6.78 1106412 4968024 13776 Average: 9378347 13916612 2034367 12.43 179531 4406689 2266957 13.01 989999 5520789 28520 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:02 lo 404.39 404.39 384.73 384.73 0.00 0.00 0.00 0.00 06:40:02 ens3 105.55 83.57 951.65 16.82 0.00 0.00 0.00 0.00 06:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:01 lo 1710.03 1710.03 1629.48 1629.48 0.00 0.00 0.00 0.00 06:50:01 ens3 44.01 36.67 118.34 12.45 0.00 0.00 0.00 0.00 06:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 lo 11.97 11.97 2.77 2.77 0.00 0.00 0.00 0.00 07:00:01 ens3 78.27 73.96 127.26 229.18 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 708.25 708.25 671.80 671.80 0.00 0.00 0.00 0.00 Average: ens3 75.97 64.75 399.43 86.15 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 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13279) 12/13/25 _x86_64_ (4 CPU) 06:28:25 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:02 all 43.90 0.00 1.55 0.15 0.07 54.34 06:40:02 0 42.38 0.00 1.58 0.11 0.07 55.87 06:40:02 1 45.89 0.00 1.71 0.24 0.07 52.09 06:40:02 2 43.00 0.00 1.45 0.13 0.06 55.36 06:40:02 3 44.32 0.00 1.47 0.13 0.07 54.01 06:50:01 all 62.47 0.00 2.61 0.08 0.09 34.75 06:50:01 0 62.27 0.00 2.45 0.09 0.09 35.10 06:50:01 1 62.96 0.00 3.19 0.11 0.09 33.64 06:50:01 2 61.42 0.00 2.50 0.07 0.09 35.92 06:50:01 3 63.24 0.00 2.28 0.06 0.09 34.33 07:00:01 all 45.12 0.00 1.54 0.13 0.07 53.13 07:00:01 0 44.83 0.00 1.37 0.17 0.07 53.56 07:00:01 1 47.46 0.00 1.63 0.13 0.08 50.70 07:00:01 2 47.57 0.00 1.67 0.15 0.07 50.54 07:00:01 3 40.61 0.00 1.49 0.09 0.07 57.73 Average: all 50.48 0.00 1.90 0.12 0.08 47.42 Average: 0 49.81 0.00 1.80 0.12 0.08 48.19 Average: 1 52.09 0.00 2.18 0.16 0.08 45.50 Average: 2 50.65 0.00 1.87 0.12 0.07 47.29 Average: 3 49.37 0.00 1.75 0.10 0.08 48.71