---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3817 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 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 1022 14888 4 16180 30593 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:59:ec:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.151/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83533sec preferred_lft 83533sec inet6 fe80::f816:3eff:fe59:ecb5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:64:71:1d:fa:0e 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::6864:71ff:fe1d:fa0e/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-3817) 09/21/26 _x86_64_ (8 CPU) 09:02:42 LINUX RESTART (8 CPU) 09:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:05 274.82 0.56 262.08 12.18 32.25 51824.64 48045.04 09:30:05 54.25 0.38 27.24 26.62 25.45 4079.36 460734.00 09:40:00 10.61 0.09 10.09 0.43 1.80 1467.33 66.02 09:50:05 25.12 2.22 19.05 3.86 147.62 2010.70 38940.72 Average: 91.23 0.82 79.64 10.78 52.13 14846.81 137039.74 09:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:05 422656 20426972 11724864 35.68 580812 18539464 18000504 53.08 4769180 24021352 1408 09:30:05 372160 17785432 14135536 43.01 562312 16224904 21939504 64.70 4661836 24115924 19804 09:40:00 369508 17500320 14408352 43.84 562280 15957724 22254400 65.63 4642488 24150656 13232 09:50:05 15263400 31326684 859388 2.62 566460 14662080 1884316 5.56 4467220 11459244 38432 Average: 4106931 21759852 10282035 31.29 567966 16346043 16019681 47.24 4635181 20936794 18219 09:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:05 lo 0.62 0.62 0.05 0.05 0.00 0.00 0.00 0.00 09:20:05 ens3 350.13 202.21 2932.79 90.41 0.00 0.00 0.00 0.00 09:20:05 docker0 23.76 43.21 1.39 760.11 0.00 0.00 0.00 0.00 09:20:05 br-5c589091fd02 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 09:20:05 veth72fe5ae 18.70 19.21 6.06 5.06 0.00 0.00 0.00 0.00 09:20:05 veth3bb945f 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:05 vetha01cabb 0.32 0.35 0.03 0.14 0.00 0.00 0.00 0.00 09:20:05 vethcd15b4e 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 09:20:05 vethb8201d8 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 09:20:05 veth0287c3d 13.93 13.36 4.96 2.46 0.00 0.00 0.00 0.00 09:20:05 vetha00039b 0.17 0.25 0.28 0.97 0.00 0.00 0.00 0.00 09:20:05 vethca56cba 1.05 0.90 0.14 0.99 0.00 0.00 0.00 0.00 09:30:05 lo 15.32 15.32 46.35 46.35 0.00 0.00 0.00 0.00 09:30:05 ens3 7.15 6.78 12.29 2.05 0.00 0.00 0.00 0.00 09:30:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:05 br-5c589091fd02 13.77 15.80 8.77 49.21 0.00 0.00 0.00 0.00 09:30:05 veth72fe5ae 111.62 120.75 71.26 56.82 0.00 0.00 0.00 0.01 09:30:05 veth3bb945f 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 09:30:05 vetha01cabb 8.29 8.02 45.43 15.33 0.00 0.00 0.00 0.00 09:30:05 vethcd15b4e 22.33 24.42 8.59 219.21 0.00 0.00 0.00 0.02 09:30:05 vethb8201d8 15.00 15.07 171.39 45.76 0.00 0.00 0.00 0.01 09:30:05 veth0287c3d 79.08 73.10 65.35 38.94 0.00 0.00 0.00 0.01 09:30:05 vethca56cba 47.61 43.95 20.22 34.96 0.00 0.00 0.00 0.00 09:40:00 lo 32.68 32.68 160.43 160.43 0.00 0.00 0.00 0.00 09:40:00 ens3 1.27 1.01 0.44 0.87 0.00 0.00 0.00 0.00 09:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 br-5c589091fd02 28.47 29.58 31.03 131.22 0.00 0.00 0.00 0.00 09:40:00 veth72fe5ae 62.03 68.49 46.69 23.67 0.00 0.00 0.00 0.00 09:40:00 veth3bb945f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:00 vetha01cabb 6.68 7.43 5.46 20.90 0.00 0.00 0.00 0.00 09:40:00 vethcd15b4e 32.20 33.25 31.36 151.28 0.00 0.00 0.00 0.01 09:40:00 vethb8201d8 8.04 7.12 21.45 5.05 0.00 0.00 0.00 0.00 09:40:00 veth0287c3d 41.55 38.61 30.88 21.43 0.00 0.00 0.00 0.00 09:40:00 vethca56cba 32.10 28.82 14.22 27.53 0.00 0.00 0.00 0.00 09:50:05 lo 23.22 23.22 99.14 99.14 0.00 0.00 0.00 0.00 09:50:05 ens3 6.95 5.90 6.84 4.06 0.00 0.00 0.00 0.00 09:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 17.94 17.94 76.34 76.34 0.00 0.00 0.00 0.00 Average: ens3 91.39 53.99 738.11 24.36 0.00 0.00 0.00 0.00 Average: docker0 5.94 10.80 0.35 190.03 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-3817) 09/21/26 _x86_64_ (8 CPU) 09:02:42 LINUX RESTART (8 CPU) 09:10:05 CPU %user %nice %system %iowait %steal %idle 09:20:05 all 25.59 0.02 4.04 0.86 0.03 69.46 09:20:05 0 22.57 0.02 3.89 0.80 0.02 72.70 09:20:05 1 25.49 0.02 4.28 0.90 0.02 69.29 09:20:05 2 26.82 0.01 4.55 0.74 0.02 67.86 09:20:05 3 25.54 0.03 3.74 0.77 0.03 69.90 09:20:05 4 23.78 0.02 4.41 0.97 0.03 70.80 09:20:05 5 24.60 0.04 3.84 0.76 0.03 70.74 09:20:05 6 27.81 0.04 3.72 0.67 0.03 67.74 09:20:05 7 28.11 0.02 3.93 1.29 0.03 66.62 09:30:05 all 9.83 0.01 2.12 0.13 0.02 87.89 09:30:05 0 9.11 0.00 2.74 0.13 0.02 87.99 09:30:05 1 9.36 0.01 2.42 0.26 0.02 87.94 09:30:05 2 8.92 0.00 2.12 0.09 0.02 88.86 09:30:05 3 9.65 0.01 2.11 0.22 0.02 87.99 09:30:05 4 9.66 0.01 1.95 0.14 0.02 88.23 09:30:05 5 12.10 0.01 2.02 0.10 0.03 85.73 09:30:05 6 9.41 0.01 1.75 0.07 0.02 88.74 09:30:05 7 10.43 0.01 1.85 0.06 0.02 87.63 09:40:00 all 8.23 0.00 2.29 0.04 0.02 89.42 09:40:00 0 7.71 0.00 3.16 0.02 0.02 89.08 09:40:00 1 8.33 0.00 2.57 0.04 0.02 89.05 09:40:00 2 8.13 0.00 2.05 0.04 0.02 89.76 09:40:00 3 7.82 0.00 2.08 0.02 0.02 90.05 09:40:00 4 8.92 0.00 2.13 0.04 0.02 88.89 09:40:00 5 8.94 0.00 2.25 0.02 0.02 88.77 09:40:00 6 7.84 0.00 2.01 0.07 0.02 90.06 09:40:00 7 8.13 0.00 2.05 0.08 0.02 89.72 09:50:05 all 7.20 0.01 2.06 0.11 0.01 90.62 09:50:05 0 7.44 0.01 2.81 0.15 0.01 89.58 09:50:05 1 7.21 0.01 2.30 0.06 0.01 90.42 09:50:05 2 6.56 0.01 2.00 0.23 0.01 91.19 09:50:05 3 7.37 0.00 1.87 0.10 0.01 90.65 09:50:05 4 7.64 0.01 1.90 0.12 0.01 90.32 09:50:05 5 7.17 0.01 1.84 0.06 0.01 90.91 09:50:05 6 6.68 0.00 1.80 0.04 0.01 91.47 09:50:05 7 7.53 0.00 1.91 0.12 0.01 90.42 Average: all 12.71 0.01 2.63 0.29 0.02 84.35 Average: 0 11.69 0.01 3.15 0.28 0.02 84.86 Average: 1 12.58 0.01 2.89 0.31 0.02 84.18 Average: 2 12.61 0.01 2.68 0.28 0.02 84.42 Average: 3 12.60 0.01 2.45 0.28 0.02 84.64 Average: 4 12.49 0.01 2.60 0.31 0.02 84.56 Average: 5 13.20 0.01 2.49 0.23 0.02 84.04 Average: 6 12.94 0.01 2.32 0.21 0.02 84.50 Average: 7 13.55 0.01 2.43 0.39 0.02 83.60