---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6057 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 18G 61G 23% / 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 701 10795 4 4492 14945 Swap: 1023 1 1022 ---> 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:b1:a4:3b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.197/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79727sec preferred_lft 79727sec inet6 fe80::f816:3eff:feb1:a43b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:46:33:5b:2e:8c 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-16g-6057) 01/30/26 _x86_64_ (4 CPU) 15:14:32 LINUX RESTART (4 CPU) 15:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:15 93.16 3.83 71.27 18.07 572.97 23347.54 232161.01 15:40:22 48.31 20.70 26.14 1.47 194.07 1587.00 1960.16 15:50:21 7.73 0.06 7.29 0.39 3.30 256.26 1289.39 16:00:25 16.43 0.02 15.72 0.69 0.54 686.65 869.64 16:10:25 14.77 0.01 14.12 0.64 0.63 440.88 288.08 16:20:25 5.16 0.01 4.97 0.18 0.25 135.47 49.75 16:30:25 5.40 0.02 5.21 0.17 1.32 148.08 68.25 16:40:21 5.45 0.01 5.26 0.18 1.56 149.76 72.07 16:50:19 5.13 0.01 4.95 0.17 0.29 143.16 106.64 17:00:23 8.58 0.02 8.22 0.34 0.95 543.29 205.46 Average: 21.17 2.49 16.42 2.26 78.52 2775.76 24012.59 15:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:15 2981136 7160980 8765796 53.54 262364 3825496 10762444 61.78 2149188 10582096 33188 15:40:22 2682636 6059208 9872440 60.30 267272 3091828 10914832 62.65 2067652 11037948 872 15:50:21 6405236 9804312 6128532 37.43 268204 3113372 6924532 39.75 2073628 7309408 332 16:00:25 10283828 13806284 2129872 13.01 273820 3231188 2843196 16.32 2112160 3412424 48 16:10:25 7759864 11339136 4595608 28.07 275716 3286104 5307604 30.47 2115972 5931524 84 16:20:25 7867516 11463496 4471220 27.31 276196 3302340 5163056 29.64 2117156 5823908 68 16:30:25 6185784 9801528 6132388 37.45 276740 3321552 6740896 38.69 2119684 7501104 240 16:40:21 6186404 9822376 6111568 37.33 277196 3341328 6757488 38.79 2123384 7496264 364 16:50:19 7832824 11489504 4445348 27.15 278012 3361216 5184924 29.76 2125836 5854248 60 17:00:23 7583140 11362940 4571656 27.92 281724 3476700 5280324 30.31 2140448 6082680 152 Average: 6576837 10210976 5722443 34.95 273724 3335112 6587930 37.81 2114511 7103160 3541 15:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:15 lo 12.61 12.61 11.81 11.81 0.00 0.00 0.00 0.00 15:30:15 ens3 40.08 27.60 753.89 3.09 0.00 0.00 0.00 0.00 15:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:22 lo 47.69 47.69 22.12 22.12 0.00 0.00 0.00 0.00 15:40:22 ens3 2.22 1.90 0.52 0.43 0.00 0.00 0.00 0.00 15:40:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:21 lo 23.58 23.58 11.06 11.06 0.00 0.00 0.00 0.00 15:50:21 ens3 1.14 0.86 0.21 1.16 0.00 0.00 0.00 0.00 15:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:25 lo 11.07 11.07 5.41 5.41 0.00 0.00 0.00 0.00 16:00:25 ens3 1.05 0.82 0.26 0.21 0.00 0.00 0.00 0.00 16:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:25 lo 19.77 19.77 10.54 10.54 0.00 0.00 0.00 0.00 16:10:25 ens3 5.87 3.35 3.62 2.41 0.00 0.00 0.00 0.00 16:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:25 lo 23.07 23.07 9.09 9.09 0.00 0.00 0.00 0.00 16:20:25 ens3 0.78 0.52 0.17 0.12 0.00 0.00 0.00 0.00 16:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:25 lo 25.27 25.27 11.17 11.17 0.00 0.00 0.00 0.00 16:30:25 ens3 0.78 0.50 0.16 0.11 0.00 0.00 0.00 0.00 16:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:21 lo 17.80 17.80 10.62 10.62 0.00 0.00 0.00 0.00 16:40:21 ens3 0.97 0.59 0.25 0.18 0.00 0.00 0.00 0.00 16:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:19 lo 6.21 6.21 3.21 3.21 0.00 0.00 0.00 0.00 16:50:19 ens3 0.54 0.32 0.10 0.06 0.00 0.00 0.00 0.00 16:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:23 lo 22.90 22.90 10.83 10.83 0.00 0.00 0.00 0.00 17:00:23 ens3 1.01 0.81 0.25 0.20 0.00 0.00 0.00 0.00 17:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.02 21.02 10.60 10.60 0.00 0.00 0.00 0.00 Average: ens3 5.50 3.76 76.93 0.80 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-16g-6057) 01/30/26 _x86_64_ (4 CPU) 15:14:32 LINUX RESTART (4 CPU) 15:20:05 CPU %user %nice %system %iowait %steal %idle 15:30:15 all 47.14 0.00 2.32 7.05 0.13 43.36 15:30:15 0 46.49 0.00 2.30 6.71 0.13 44.37 15:30:15 1 48.96 0.00 2.42 9.57 0.14 38.92 15:30:15 2 46.32 0.00 2.42 6.42 0.14 44.71 15:30:15 3 46.79 0.00 2.15 5.49 0.13 45.44 15:40:22 all 49.36 0.00 2.03 0.12 0.15 48.34 15:40:22 0 48.96 0.00 2.05 0.07 0.15 48.77 15:40:22 1 48.81 0.00 2.05 0.12 0.15 48.87 15:40:22 2 50.05 0.00 2.07 0.08 0.15 47.65 15:40:22 3 49.62 0.00 1.95 0.20 0.15 48.08 15:50:21 all 17.69 0.00 0.88 0.14 0.11 81.18 15:50:21 0 17.35 0.00 0.91 0.23 0.11 81.39 15:50:21 1 17.37 0.00 0.80 0.07 0.11 81.65 15:50:21 2 17.88 0.00 0.97 0.13 0.12 80.91 15:50:21 3 18.16 0.00 0.84 0.13 0.11 80.76 16:00:25 all 20.81 0.00 0.88 0.08 0.11 78.13 16:00:25 0 20.93 0.00 0.77 0.04 0.10 78.16 16:00:25 1 21.14 0.00 0.85 0.06 0.10 77.85 16:00:25 2 20.47 0.00 0.96 0.03 0.11 78.43 16:00:25 3 20.71 0.00 0.92 0.19 0.11 78.07 16:10:25 all 24.68 0.00 0.90 0.06 0.11 74.25 16:10:25 0 24.47 0.00 0.94 0.09 0.10 74.40 16:10:25 1 25.20 0.00 0.91 0.04 0.11 73.74 16:10:25 2 24.11 0.00 0.86 0.04 0.11 74.88 16:10:25 3 24.95 0.00 0.90 0.06 0.11 73.99 16:20:25 all 8.05 0.00 0.40 0.02 0.09 91.44 16:20:25 0 8.08 0.00 0.36 0.01 0.09 91.46 16:20:25 1 8.45 0.00 0.44 0.03 0.09 90.99 16:20:25 2 7.94 0.00 0.41 0.04 0.09 91.51 16:20:25 3 7.71 0.00 0.40 0.02 0.09 91.78 16:30:25 all 9.88 0.00 0.45 0.02 0.10 89.55 16:30:25 0 10.12 0.00 0.48 0.01 0.10 89.29 16:30:25 1 10.30 0.00 0.41 0.06 0.10 89.13 16:30:25 2 9.00 0.00 0.44 0.01 0.10 90.45 16:30:25 3 10.10 0.00 0.46 0.02 0.10 89.32 16:40:21 all 9.46 0.00 0.53 0.02 0.10 89.88 16:40:21 0 9.24 0.00 0.52 0.04 0.10 90.11 16:40:21 1 9.52 0.00 0.51 0.01 0.11 89.86 16:40:21 2 9.60 0.00 0.54 0.00 0.11 89.74 16:40:21 3 9.49 0.00 0.56 0.04 0.10 89.81 16:50:19 all 6.57 0.00 0.46 0.02 0.10 92.85 16:50:19 0 6.50 0.00 0.45 0.04 0.11 92.91 16:50:19 1 6.19 0.00 0.53 0.00 0.10 93.18 16:50:19 2 7.01 0.00 0.48 0.01 0.11 92.39 16:50:19 3 6.59 0.00 0.38 0.03 0.09 92.91 17:00:23 all 13.87 0.00 0.65 0.05 0.11 85.32 17:00:23 0 14.15 0.00 0.67 0.02 0.10 85.06 17:00:23 1 13.12 0.00 0.62 0.01 0.11 86.14 17:00:23 2 14.03 0.00 0.64 0.10 0.11 85.13 17:00:23 3 14.19 0.00 0.69 0.05 0.11 84.95 Average: all 20.83 0.00 0.95 0.77 0.11 77.34 Average: 0 20.70 0.00 0.95 0.73 0.11 77.51 Average: 1 20.99 0.00 0.96 1.01 0.11 76.94 Average: 2 20.73 0.00 0.98 0.69 0.11 77.48 Average: 3 20.91 0.00 0.93 0.63 0.11 77.42