---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3899 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: 5600.00 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 25G 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 866 14656 4 16569 30757 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:f5:5e:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.166/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83690sec preferred_lft 83690sec inet6 fe80::f816:3eff:fef5:5ef8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:5a:5f:01:a9:b5 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::ec5a:5fff:fe01:a9b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3899) 09/21/26 _x86_64_ (8 CPU) 13:05:24 LINUX RESTART (8 CPU) 13:10:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:17 282.62 0.41 270.13 12.08 32.11 52614.91 86511.57 13:30:23 28.54 0.55 26.06 1.92 26.96 3986.36 5232.49 13:40:26 10.91 0.13 10.37 0.41 2.03 1660.23 537.39 13:50:26 28.63 4.90 19.56 4.17 252.72 1989.90 24166.71 Average: 86.75 1.50 80.65 4.61 78.41 14887.51 28818.09 13:10:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:17 997100 21004244 11148472 33.92 582108 18542476 17534096 51.71 4777308 23446516 424 13:30:23 297128 18155468 13765944 41.89 564620 16660112 21500176 63.40 4658460 24208100 804 13:40:26 325128 17892920 14028448 42.69 564440 16375604 21755412 64.15 4580204 24253188 1740 13:50:26 14995644 31489496 704264 2.14 566188 15080152 1672460 4.93 4415804 11779200 27084 Average: 4153750 22135532 9911782 30.16 569339 16664586 15615536 46.05 4607944 20921751 7513 13:10:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:17 lo 0.63 0.63 0.05 0.05 0.00 0.00 0.00 0.00 13:20:17 ens3 419.95 263.39 2990.50 104.80 0.00 0.00 0.00 0.00 13:20:17 docker0 29.43 55.03 1.68 770.37 0.00 0.00 0.00 0.00 13:20:17 br-8651c42fb6f1 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 13:20:17 veth9309532 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:17 veth6470098 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:20:17 vethc479157 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:20:17 vetha6e2407 0.30 0.34 0.03 0.12 0.00 0.00 0.00 0.00 13:20:17 veth1064d32 7.68 7.63 4.91 1.43 0.00 0.00 0.00 0.00 13:20:17 vethac811d3 2.06 2.00 0.33 1.07 0.00 0.00 0.00 0.00 13:20:17 veth9215964 0.04 0.08 0.01 0.01 0.00 0.00 0.00 0.00 13:20:17 veth44a9d7f 0.92 0.78 0.12 0.90 0.00 0.00 0.00 0.00 13:30:23 lo 14.24 14.24 42.39 42.39 0.00 0.00 0.00 0.00 13:30:23 ens3 8.61 7.31 12.73 2.77 0.00 0.00 0.00 0.00 13:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:23 br-8651c42fb6f1 12.91 16.51 7.71 46.87 0.00 0.00 0.00 0.00 13:30:23 veth9309532 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 13:30:23 veth6470098 13.92 14.17 168.69 44.74 0.00 0.00 0.00 0.01 13:30:23 vethc479157 20.90 24.50 7.38 214.33 0.00 0.00 0.00 0.02 13:30:23 vetha6e2407 7.66 7.32 44.39 14.89 0.00 0.00 0.00 0.00 13:30:23 veth1064d32 112.99 121.22 63.70 55.66 0.00 0.00 0.00 0.01 13:30:23 vethac811d3 88.47 82.61 69.10 39.78 0.00 0.00 0.00 0.01 13:30:23 veth44a9d7f 38.63 35.63 15.84 26.64 0.00 0.00 0.00 0.00 13:40:26 lo 34.82 34.82 168.78 168.78 0.00 0.00 0.00 0.00 13:40:26 ens3 1.22 0.93 0.40 0.76 0.00 0.00 0.00 0.00 13:40:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:26 br-8651c42fb6f1 25.43 30.02 32.99 137.32 0.00 0.00 0.00 0.00 13:40:26 veth9309532 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:40:26 veth6470098 8.78 7.70 23.52 5.80 0.00 0.00 0.00 0.00 13:40:26 vethc479157 29.45 34.04 33.43 159.28 0.00 0.00 0.00 0.01 13:40:26 vetha6e2407 7.18 8.09 6.25 22.27 0.00 0.00 0.00 0.00 13:40:26 veth1064d32 69.37 76.36 53.45 27.78 0.00 0.00 0.00 0.00 13:40:26 vethac811d3 41.31 38.50 31.98 21.17 0.00 0.00 0.00 0.00 13:40:26 veth44a9d7f 40.38 36.38 18.41 34.71 0.00 0.00 0.00 0.00 13:50:26 lo 22.13 22.13 93.41 93.41 0.00 0.00 0.00 0.00 13:50:26 ens3 8.06 7.17 7.35 3.67 0.00 0.00 0.00 0.00 13:50:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.02 18.02 76.45 76.45 0.00 0.00 0.00 0.00 Average: ens3 107.99 68.78 742.15 27.63 0.00 0.00 0.00 0.00 Average: docker0 7.25 13.56 0.41 189.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3899) 09/21/26 _x86_64_ (8 CPU) 13:05:24 LINUX RESTART (8 CPU) 13:10:26 CPU %user %nice %system %iowait %steal %idle 13:20:17 all 27.03 0.02 4.02 1.10 0.02 67.81 13:20:17 0 27.62 0.02 4.16 0.88 0.02 67.31 13:20:17 1 29.23 0.02 4.17 1.34 0.02 65.23 13:20:17 2 24.59 0.02 4.10 0.62 0.02 70.64 13:20:17 3 26.54 0.03 4.07 1.12 0.01 68.22 13:20:17 4 26.68 0.05 4.08 1.26 0.02 67.92 13:20:17 5 25.27 0.03 3.66 1.28 0.01 69.75 13:20:17 6 26.30 0.01 3.98 1.51 0.02 68.18 13:20:17 7 29.99 0.02 3.96 0.76 0.02 65.25 13:30:23 all 9.83 0.01 2.01 0.13 0.01 88.01 13:30:23 0 8.97 0.00 2.77 0.12 0.02 88.12 13:30:23 1 9.84 0.00 2.08 0.14 0.01 87.92 13:30:23 2 9.69 0.01 1.99 0.14 0.01 88.15 13:30:23 3 9.74 0.02 1.80 0.11 0.01 88.32 13:30:23 4 10.25 0.01 2.07 0.19 0.01 87.46 13:30:23 5 9.06 0.01 1.83 0.06 0.01 89.02 13:30:23 6 9.50 0.00 1.79 0.16 0.01 88.53 13:30:23 7 11.62 0.00 1.75 0.11 0.01 86.51 13:40:26 all 8.49 0.00 2.38 0.05 0.01 89.07 13:40:26 0 7.76 0.00 3.38 0.02 0.01 88.82 13:40:26 1 8.41 0.00 2.50 0.06 0.01 89.02 13:40:26 2 8.48 0.00 2.36 0.08 0.01 89.07 13:40:26 3 8.15 0.00 2.15 0.03 0.01 89.66 13:40:26 4 8.43 0.00 2.19 0.03 0.01 89.33 13:40:26 5 8.73 0.00 2.19 0.04 0.01 89.03 13:40:26 6 8.70 0.00 2.03 0.05 0.01 89.20 13:40:26 7 9.27 0.00 2.23 0.09 0.01 88.39 13:50:26 all 7.15 0.00 2.04 0.15 0.01 90.64 13:50:26 0 6.65 0.00 2.78 0.31 0.01 90.25 13:50:26 1 6.86 0.01 2.08 0.09 0.01 90.96 13:50:26 2 6.78 0.00 2.13 0.14 0.01 90.93 13:50:26 3 7.33 0.01 1.98 0.08 0.01 90.59 13:50:26 4 9.95 0.01 1.88 0.21 0.02 87.94 13:50:26 5 6.68 0.00 1.91 0.11 0.01 91.29 13:50:26 6 6.76 0.00 1.88 0.10 0.01 91.25 13:50:26 7 6.20 0.01 1.72 0.19 0.01 91.87 Average: all 13.06 0.01 2.61 0.35 0.01 83.95 Average: 0 12.67 0.00 3.27 0.33 0.01 83.72 Average: 1 13.52 0.01 2.70 0.40 0.01 83.36 Average: 2 12.33 0.01 2.64 0.24 0.01 84.76 Average: 3 12.88 0.02 2.49 0.33 0.01 84.27 Average: 4 13.77 0.02 2.55 0.42 0.01 83.23 Average: 5 12.38 0.01 2.39 0.37 0.01 84.84 Average: 6 12.76 0.00 2.41 0.45 0.01 84.37 Average: 7 14.21 0.01 2.41 0.28 0.01 83.08