---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-16761 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 26G 130G 17% / 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 983 12699 4 18408 30640 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:40:d4:05 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.212/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83463sec preferred_lft 83463sec inet6 fe80::f816:3eff:fe40:d405/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:e2:3d:d6:b4:1c 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::30e2:3dff:fed6:b41c/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16761) 08/31/26 _x86_64_ (8 CPU) 07:19:13 LINUX RESTART (8 CPU) 07:20:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:01 1.85 0.04 1.81 0.01 1.84 42.65 223.09 07:40:09 395.47 17.71 369.38 8.39 501.98 23726.96 14600.87 07:50:09 292.97 0.37 277.40 15.20 30.24 52740.40 62127.47 08:00:09 10.76 0.26 9.95 0.55 7.09 375.80 962.11 Average: 176.23 4.64 165.54 6.05 136.69 19262.22 19488.00 07:20:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:01 30131916 31795768 591384 1.80 59232 1944408 1524772 4.50 180204 2274556 4 07:40:09 21155192 29287848 2964124 9.02 432744 7295432 2965740 8.75 1591060 8938988 34656 07:50:09 923184 20994260 11157412 33.95 583668 18588620 18010204 53.11 4784228 23497184 268 08:00:09 281740 19273424 12877708 39.19 566492 17539084 19156800 56.49 4741240 24139468 1204 Average: 13123008 25337825 6897657 20.99 410534 11341886 10414379 30.71 2824183 14712549 9033 07:20:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 07:30:01 ens3 0.79 0.46 0.47 0.43 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:09 lo 0.51 0.51 0.05 0.05 0.00 0.00 0.00 0.00 07:40:09 ens3 244.78 159.85 2887.90 27.17 0.00 0.00 0.00 0.00 07:40:09 docker0 9.47 13.47 0.51 101.03 0.00 0.00 0.00 0.00 07:50:09 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 07:50:09 ens3 329.31 214.08 2928.14 77.34 0.00 0.00 0.00 0.00 07:50:09 docker0 29.00 61.47 1.77 767.86 0.00 0.00 0.00 0.00 07:50:09 br-ebb2ec728b05 0.34 0.31 0.01 0.02 0.00 0.00 0.00 0.00 07:50:09 veth037fe64 0.20 0.26 0.02 0.02 0.00 0.00 0.00 0.00 07:50:09 veth1b5651c 7.07 6.89 4.68 1.34 0.00 0.00 0.00 0.00 07:50:09 veth07a85ee 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:50:09 vethf22a0fb 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 07:50:09 veth305e355 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:50:09 veth7db4d81 1.38 1.38 0.15 0.98 0.00 0.00 0.00 0.00 07:50:09 vethc84ad85 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 07:50:09 veth1e403f3 0.74 0.66 0.10 0.76 0.00 0.00 0.00 0.00 08:00:09 lo 4.68 4.68 19.71 19.71 0.00 0.00 0.00 0.00 08:00:09 ens3 6.53 5.92 4.09 4.41 0.00 0.00 0.00 0.00 08:00:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 br-ebb2ec728b05 2.53 2.38 19.12 0.63 0.00 0.00 0.00 0.00 08:00:09 veth037fe64 0.48 0.29 0.07 0.42 0.00 0.00 0.00 0.00 08:00:09 veth1b5651c 221.38 237.64 158.37 111.50 0.00 0.00 0.00 0.01 08:00:09 veth07a85ee 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 vethf22a0fb 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 08:00:09 veth305e355 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 08:00:09 veth7db4d81 121.41 113.28 89.48 60.79 0.00 0.00 0.00 0.01 08:00:09 veth1e403f3 123.04 114.26 56.65 101.14 0.00 0.00 0.00 0.01 Average: lo 1.48 1.48 4.95 4.95 0.00 0.00 0.00 0.00 Average: ens3 145.88 95.42 1461.88 27.37 0.00 0.00 0.00 0.00 Average: docker0 9.63 18.74 0.57 217.13 0.00 0.00 0.00 0.00 Average: br-ebb2ec728b05 0.72 0.67 4.77 0.16 0.00 0.00 0.00 0.00 Average: veth037fe64 0.17 0.14 0.02 0.11 0.00 0.00 0.00 0.00 Average: veth1b5651c 57.00 61.01 40.68 28.15 0.00 0.00 0.00 0.00 Average: veth07a85ee 0.01 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf22a0fb 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth305e355 0.07 0.08 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7db4d81 30.64 28.61 22.36 15.41 0.00 0.00 0.00 0.00 Average: veth1e403f3 30.88 28.67 14.16 25.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-16761) 08/31/26 _x86_64_ (8 CPU) 07:19:13 LINUX RESTART (8 CPU) 07:20:04 CPU %user %nice %system %iowait %steal %idle 07:30:01 all 0.10 0.00 0.02 0.01 0.00 99.86 07:30:01 0 0.04 0.00 0.01 0.00 0.00 99.95 07:30:01 1 0.10 0.00 0.01 0.00 0.00 99.88 07:30:01 2 0.04 0.00 0.03 0.01 0.01 99.92 07:30:01 3 0.13 0.00 0.05 0.01 0.01 99.81 07:30:01 4 0.04 0.00 0.01 0.00 0.00 99.95 07:30:01 5 0.03 0.00 0.02 0.00 0.00 99.95 07:30:01 6 0.42 0.00 0.02 0.03 0.00 99.52 07:30:01 7 0.04 0.00 0.02 0.00 0.01 99.93 07:40:09 all 10.02 0.04 2.08 0.62 0.03 87.21 07:40:09 0 11.34 0.00 2.91 0.59 0.04 85.10 07:40:09 1 8.38 0.00 2.25 0.53 0.03 88.81 07:40:09 2 10.81 0.00 1.91 0.82 0.03 86.42 07:40:09 3 7.80 0.00 1.83 0.45 0.04 89.88 07:40:09 4 10.24 0.34 1.84 0.77 0.03 86.79 07:40:09 5 10.28 0.00 2.00 0.37 0.03 87.32 07:40:09 6 8.72 0.00 2.07 0.81 0.03 88.37 07:40:09 7 12.55 0.00 1.82 0.59 0.04 85.00 07:50:09 all 34.12 0.03 5.19 1.11 0.11 59.44 07:50:09 0 33.47 0.03 5.11 0.66 0.13 60.60 07:50:09 1 35.35 0.02 5.04 0.90 0.11 58.58 07:50:09 2 33.63 0.04 5.48 0.94 0.11 59.80 07:50:09 3 33.51 0.03 5.19 1.00 0.11 60.15 07:50:09 4 35.15 0.03 5.39 1.66 0.12 57.67 07:50:09 5 33.63 0.04 4.98 1.18 0.11 60.07 07:50:09 6 33.76 0.02 4.97 0.98 0.11 60.16 07:50:09 7 34.42 0.03 5.39 1.53 0.11 58.52 08:00:09 all 8.43 0.00 1.51 0.04 0.05 89.96 08:00:09 0 7.01 0.00 2.03 0.00 0.05 90.91 08:00:09 1 9.13 0.00 1.71 0.01 0.05 89.10 08:00:09 2 9.60 0.00 1.49 0.03 0.05 88.84 08:00:09 3 8.66 0.00 1.30 0.02 0.06 89.97 08:00:09 4 7.50 0.00 1.36 0.05 0.06 91.02 08:00:09 5 8.26 0.00 1.38 0.06 0.05 90.25 08:00:09 6 8.84 0.00 1.49 0.13 0.05 89.49 08:00:09 7 8.43 0.01 1.35 0.04 0.06 90.12 Average: all 13.16 0.02 2.20 0.44 0.05 84.13 Average: 0 12.97 0.01 2.52 0.31 0.06 84.13 Average: 1 13.23 0.01 2.25 0.36 0.05 84.10 Average: 2 13.52 0.01 2.23 0.45 0.05 83.74 Average: 3 12.51 0.01 2.09 0.37 0.05 84.97 Average: 4 13.22 0.09 2.15 0.62 0.05 83.86 Average: 5 13.04 0.01 2.10 0.40 0.05 84.41 Average: 6 12.91 0.01 2.14 0.49 0.05 84.40 Average: 7 13.85 0.01 2.14 0.54 0.05 83.41