---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2517 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 UTC 2026 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 865 13691 4 17535 30758 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:c9:be:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.63/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83945sec preferred_lft 83945sec inet6 fe80::f816:3eff:fec9:be20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:b1:09:04:2d:cf 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 inet6 fe80::9cb1:9ff:fe04:2dcf/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2517) 06/25/26 _x86_64_ (8 CPU) 12:21:52 LINUX RESTART (8 CPU) 12:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:09 180.01 0.31 173.76 5.94 15.80 29630.03 35635.49 12:50:25 26.60 0.25 24.19 2.16 22.44 2841.23 14936.99 13:00:25 59.17 0.13 29.94 29.10 3.65 3722.12 473633.16 Average: 88.49 0.23 75.99 12.27 14.05 12069.73 172594.27 12:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:09 570544 20279352 11871856 36.13 599712 18207564 17755860 52.36 4886836 23686484 480 12:50:25 383636 18912456 13142692 39.99 583000 17152832 19625476 57.87 5033608 23721676 21856 13:00:25 375788 18818936 13249144 40.32 584352 17054824 19524720 57.58 5003232 23762520 48608 Average: 443323 19336915 12754564 38.81 589021 17471740 18968685 55.94 4974559 23723560 23648 12:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:09 lo 0.57 0.57 0.04 0.04 0.00 0.00 0.00 0.00 12:40:09 ens3 120.72 80.00 1625.69 19.74 0.00 0.00 0.00 0.00 12:40:09 docker0 10.02 21.75 0.61 518.48 0.00 0.00 0.00 0.00 12:40:09 br-7ff05f69392a 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:40:09 veth5d4c2c0 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:09 veth8fd3295 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:09 vethc1d6474 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:40:09 vethb817cb5 51.66 54.21 20.94 27.20 0.00 0.00 0.00 0.00 12:40:09 veth0ed4a68 0.42 0.39 0.05 0.22 0.00 0.00 0.00 0.00 12:40:09 vethcd09470 49.83 46.86 37.67 17.61 0.00 0.00 0.00 0.00 12:40:09 vethff4ef2e 0.77 1.45 0.84 11.46 0.00 0.00 0.00 0.00 12:40:09 vethb3df196 1.80 1.43 0.24 1.46 0.00 0.00 0.00 0.00 12:50:25 lo 10.26 10.26 12.98 12.98 0.00 0.00 0.00 0.00 12:50:25 ens3 10.02 8.53 27.33 2.46 0.00 0.00 0.00 0.00 12:50:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:25 br-7ff05f69392a 10.68 13.07 3.05 36.93 0.00 0.00 0.00 0.00 12:50:25 veth5d4c2c0 11.22 11.53 152.61 36.08 0.00 0.00 0.00 0.01 12:50:25 veth8fd3295 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 12:50:25 vethc1d6474 17.61 20.03 3.82 188.75 0.00 0.00 0.00 0.02 12:50:25 vethb817cb5 57.46 61.91 40.52 24.71 0.00 0.00 0.00 0.00 12:50:25 veth0ed4a68 5.50 5.10 35.69 8.98 0.00 0.00 0.00 0.00 12:50:25 vethcd09470 28.99 27.34 20.30 16.48 0.00 0.00 0.00 0.00 12:50:25 vethb3df196 36.36 33.55 14.94 25.26 0.00 0.00 0.00 0.00 13:00:25 lo 18.28 18.28 44.80 44.80 0.00 0.00 0.00 0.00 13:00:25 ens3 17.88 13.98 49.11 2.39 0.00 0.00 0.00 0.00 13:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:00:25 br-7ff05f69392a 20.74 23.60 11.14 82.30 0.00 0.00 0.00 0.00 13:00:25 veth5d4c2c0 23.98 24.95 317.48 74.15 0.00 0.00 0.00 0.03 13:00:25 veth8fd3295 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 13:00:25 vethc1d6474 35.53 38.15 13.11 397.62 0.00 0.00 0.00 0.03 13:00:25 vethb817cb5 66.84 72.44 48.61 27.82 0.00 0.00 0.00 0.00 13:00:25 veth0ed4a68 12.96 12.21 73.60 16.10 0.00 0.00 0.00 0.01 13:00:25 vethcd09470 14.64 13.71 15.56 4.44 0.00 0.00 0.00 0.00 13:00:25 vethb3df196 62.94 58.32 27.02 46.11 0.00 0.00 0.00 0.00 Average: lo 9.66 9.66 19.12 19.12 0.00 0.00 0.00 0.00 Average: ens3 49.54 34.17 567.83 8.20 0.00 0.00 0.00 0.00 Average: docker0 3.34 7.26 0.20 173.01 0.00 0.00 0.00 0.00 Average: br-7ff05f69392a 10.52 12.25 4.69 39.52 0.00 0.00 0.00 0.00 Average: veth5d4c2c0 11.68 12.14 155.87 36.56 0.00 0.00 0.00 0.01 Average: veth8fd3295 0.08 0.10 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethc1d6474 17.63 19.34 5.60 194.42 0.00 0.00 0.00 0.02 Average: vethb817cb5 58.61 62.80 36.64 26.56 0.00 0.00 0.00 0.00 Average: veth0ed4a68 6.25 5.86 36.26 8.40 0.00 0.00 0.00 0.00 Average: vethcd09470 31.23 29.37 24.54 12.90 0.00 0.00 0.00 0.00 Average: vethb3df196 33.57 30.98 14.01 24.17 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-2517) 06/25/26 _x86_64_ (8 CPU) 12:21:52 LINUX RESTART (8 CPU) 12:30:00 CPU %user %nice %system %iowait %steal %idle 12:40:09 all 11.71 0.02 2.21 0.49 0.07 85.50 12:40:09 0 11.07 0.03 2.30 0.27 0.07 86.27 12:40:09 1 11.38 0.03 2.23 0.36 0.07 85.93 12:40:09 2 11.46 0.02 2.47 0.37 0.07 85.61 12:40:09 3 11.82 0.01 2.12 0.60 0.06 85.38 12:40:09 4 11.39 0.01 2.40 0.71 0.06 85.43 12:40:09 5 13.46 0.01 2.12 0.58 0.07 83.75 12:40:09 6 9.87 0.02 2.14 0.43 0.06 87.47 12:40:09 7 13.25 0.03 1.92 0.57 0.06 84.17 12:50:25 all 5.98 0.00 1.07 0.21 0.08 92.65 12:50:25 0 5.58 0.00 1.16 0.38 0.08 92.80 12:50:25 1 5.84 0.01 1.12 0.11 0.09 92.83 12:50:25 2 5.73 0.00 1.07 0.14 0.08 92.98 12:50:25 3 6.25 0.00 1.07 0.11 0.08 92.48 12:50:25 4 6.68 0.00 0.96 0.34 0.08 91.94 12:50:25 5 5.68 0.01 1.00 0.12 0.08 93.11 12:50:25 6 5.71 0.01 1.08 0.06 0.08 93.05 12:50:25 7 6.37 0.00 1.12 0.45 0.08 91.97 13:00:25 all 7.59 0.01 1.69 0.20 0.09 90.42 13:00:25 0 7.08 0.02 1.72 0.11 0.09 90.98 13:00:25 1 7.98 0.01 1.80 0.32 0.10 89.78 13:00:25 2 8.30 0.01 1.75 0.26 0.10 89.59 13:00:25 3 8.42 0.00 1.71 0.16 0.10 89.61 13:00:25 4 7.07 0.02 1.64 0.14 0.09 91.04 13:00:25 5 7.32 0.01 1.54 0.12 0.09 90.93 13:00:25 6 7.01 0.00 1.75 0.23 0.09 90.92 13:00:25 7 7.53 0.00 1.61 0.23 0.09 90.53 Average: all 8.42 0.01 1.66 0.30 0.08 89.53 Average: 0 7.90 0.01 1.72 0.25 0.08 90.03 Average: 1 8.39 0.02 1.71 0.26 0.09 89.53 Average: 2 8.48 0.01 1.76 0.26 0.08 89.41 Average: 3 8.82 0.01 1.63 0.29 0.08 89.17 Average: 4 8.38 0.01 1.66 0.40 0.08 89.48 Average: 5 8.81 0.01 1.55 0.27 0.08 89.27 Average: 6 7.52 0.01 1.65 0.24 0.08 90.49 Average: 7 9.05 0.01 1.55 0.42 0.08 88.90