---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-22924 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 66G 16% / 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 641 8638 4 6709 15005 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:d3:03:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.132/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82068sec preferred_lft 82068sec inet6 fe80::f816:3eff:fed3:3bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 72:0f:4e:69:c7:dd 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-22924) 01/07/26 _x86_64_ (4 CPU) 18:23:27 LINUX RESTART (4 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 1.49 0.00 1.48 0.01 0.04 19.49 30.27 18:50:16 1.54 0.00 1.54 0.00 0.25 17.43 0.00 19:00:15 1.57 0.00 1.57 0.00 0.00 17.34 0.00 19:10:01 57.09 5.18 49.92 1.99 287.46 4790.96 4367.30 19:20:14 23.91 0.06 21.13 2.73 6.00 2199.35 6290.58 19:30:17 26.80 0.02 24.05 2.73 0.48 4282.92 20033.42 Average: 18.53 0.85 16.44 1.24 47.69 1870.92 5114.77 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 13389400 15525552 487448 2.98 60880 2298700 1142012 6.56 394572 2327688 208 18:50:16 13388908 15525900 487092 2.97 61488 2298916 1142076 6.56 395168 2328612 24 19:00:15 13385156 15522748 490276 2.99 62072 2298924 1142140 6.56 395752 2335256 20 19:10:01 9984884 13423500 2537500 15.50 125792 3468276 2680204 15.38 759968 5275652 16400 19:20:14 9118252 13009412 2946448 18.00 148700 3856060 3040588 17.45 909548 5949400 14400 19:30:17 5433860 10324332 5627288 34.37 162820 4797688 5663212 32.51 1202104 9281072 108 Average: 10783410 13888574 2096009 12.80 103625 3169761 2468372 14.17 676185 4582947 5193 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:40:01 ens3 0.32 0.13 0.10 0.06 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:16 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:50:16 ens3 0.21 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:50:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:00:15 ens3 0.46 0.60 0.06 0.49 0.00 0.00 0.00 0.00 19:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:01 lo 691.22 691.22 658.27 658.27 0.00 0.00 0.00 0.00 19:10:01 ens3 127.72 94.00 1095.18 19.48 0.00 0.00 0.00 0.00 19:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:14 lo 1220.36 1220.36 1156.03 1156.03 0.00 0.00 0.00 0.00 19:20:14 ens3 43.79 32.85 25.90 11.13 0.00 0.00 0.00 0.00 19:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:17 lo 945.26 945.26 3101.98 3101.98 0.00 0.00 0.00 0.00 19:30:17 ens3 43.66 33.91 30.63 11.45 0.00 0.00 0.00 0.00 19:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 476.36 476.36 819.16 819.16 0.00 0.00 0.00 0.00 Average: ens3 35.54 26.57 186.83 7.04 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-22924) 01/07/26 _x86_64_ (4 CPU) 18:23:27 LINUX RESTART (4 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 0.10 0.00 0.04 0.02 0.01 99.83 18:40:01 0 0.31 0.00 0.04 0.00 0.01 99.65 18:40:01 1 0.04 0.00 0.03 0.05 0.01 99.87 18:40:01 2 0.05 0.00 0.06 0.00 0.02 99.87 18:40:01 3 0.02 0.00 0.03 0.03 0.01 99.91 18:50:16 all 0.13 0.00 0.03 0.07 0.01 99.76 18:50:16 0 0.40 0.00 0.03 0.00 0.01 99.56 18:50:16 1 0.03 0.00 0.04 0.13 0.01 99.79 18:50:16 2 0.05 0.00 0.05 0.09 0.02 99.80 18:50:16 3 0.03 0.00 0.03 0.06 0.01 99.87 19:00:15 all 0.16 0.00 0.03 0.03 0.01 99.76 19:00:15 0 0.10 0.00 0.01 0.01 0.01 99.88 19:00:15 1 0.15 0.00 0.04 0.01 0.02 99.79 19:00:15 2 0.32 0.00 0.04 0.00 0.01 99.63 19:00:15 3 0.08 0.00 0.05 0.12 0.02 99.75 19:10:01 all 31.38 0.00 1.65 0.87 0.10 66.01 19:10:01 0 33.31 0.00 2.02 1.11 0.07 63.49 19:10:01 1 31.76 0.00 1.62 1.02 0.08 65.52 19:10:01 2 29.92 0.00 1.61 0.50 0.08 67.88 19:10:01 3 30.54 0.00 1.33 0.83 0.16 67.13 19:20:14 all 64.26 0.00 2.29 0.06 0.12 33.27 19:20:14 0 62.65 0.00 1.93 0.04 0.12 35.26 19:20:14 1 64.91 0.00 2.40 0.04 0.12 32.53 19:20:14 2 64.79 0.00 2.55 0.05 0.12 32.49 19:20:14 3 64.72 0.00 2.29 0.10 0.12 32.78 19:30:17 all 54.45 0.00 2.10 0.16 0.10 43.19 19:30:17 0 54.67 0.00 2.27 0.03 0.11 42.91 19:30:17 1 53.92 0.00 1.97 0.07 0.10 43.93 19:30:17 2 53.18 0.00 2.36 0.35 0.10 44.01 19:30:17 3 56.01 0.00 1.79 0.18 0.11 41.92 Average: all 25.07 0.00 1.02 0.20 0.06 73.65 Average: 0 25.23 0.00 1.05 0.19 0.05 73.47 Average: 1 25.12 0.00 1.01 0.22 0.06 73.59 Average: 2 24.71 0.00 1.11 0.16 0.06 73.96 Average: 3 25.23 0.00 0.92 0.22 0.07 73.57