---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1989 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 1005 11314 4 19771 30614 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:25:80:1e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.2/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84431sec preferred_lft 84431sec inet6 fe80::f816:3eff:fe25:801e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:e5:95:42:bd:49 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::34e5:95ff:fe42:bd49/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1989) 10/15/26 _x86_64_ (8 CPU) 15:12:31 LINUX RESTART (8 CPU) 15:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:03 218.08 0.54 183.72 33.82 25.03 42536.86 521623.70 15:40:03 11.22 0.04 10.74 0.44 1.43 426.85 4059.02 Average: 114.82 0.29 97.37 17.16 13.25 21515.49 263254.74 15:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:03 1586660 21846444 10303668 31.35 593184 18763632 16642648 49.08 4830192 22763104 368 15:40:03 304092 20644000 11504824 35.01 593660 18837160 17832860 52.59 4870916 23986328 452 Average: 945376 21245222 10904246 33.18 593422 18800396 17237754 50.83 4850554 23374716 410 15:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:03 lo 2.17 2.17 0.64 0.64 0.00 0.00 0.00 0.00 15:30:03 ens3 188.72 97.21 2658.66 29.09 0.00 0.00 0.00 0.00 15:30:03 docker0 16.02 35.12 1.36 600.51 0.00 0.00 0.00 0.00 15:30:03 br-ff05611b15d2 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 15:30:03 veth0396065 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:30:03 veth90e77af 0.36 0.37 0.04 0.17 0.00 0.00 0.00 0.00 15:30:03 veth3a2aaa1 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:30:03 veth823d096 24.61 24.63 7.57 6.20 0.00 0.00 0.00 0.00 15:30:03 veth02e4268 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 15:30:03 veth0165616 19.39 19.31 6.30 3.89 0.00 0.00 0.00 0.00 15:30:03 vethb3e5ad4 0.19 0.28 0.32 1.13 0.00 0.00 0.00 0.00 15:30:03 veth677c8ae 1.31 1.09 0.18 1.17 0.00 0.00 0.00 0.00 15:40:03 lo 7.25 7.25 35.97 35.97 0.00 0.00 0.00 0.00 15:40:03 ens3 11.50 9.25 5.74 6.65 0.00 0.00 0.00 0.00 15:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:03 br-ff05611b15d2 4.09 3.81 35.21 0.88 0.00 0.00 0.00 0.00 15:40:03 veth0396065 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:03 veth90e77af 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 15:40:03 veth3a2aaa1 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:03 veth823d096 224.58 231.18 161.30 137.21 0.00 0.00 0.00 0.01 15:40:03 veth02e4268 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 15:40:03 veth0165616 122.31 111.90 111.31 75.87 0.00 0.00 0.00 0.01 15:40:03 veth677c8ae 117.19 120.22 76.01 89.48 0.00 0.00 0.00 0.01 Average: lo 4.71 4.71 18.28 18.28 0.00 0.00 0.00 0.00 Average: ens3 100.25 53.30 1334.32 17.89 0.00 0.00 0.00 0.00 Average: docker0 8.02 17.59 0.68 300.73 0.00 0.00 0.00 0.00 Average: br-ff05611b15d2 2.19 2.03 17.58 0.45 0.00 0.00 0.00 0.00 Average: veth0396065 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth90e77af 0.38 0.29 0.05 0.26 0.00 0.00 0.00 0.00 Average: veth3a2aaa1 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth823d096 124.44 127.74 84.31 71.60 0.00 0.00 0.00 0.01 Average: veth02e4268 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth0165616 70.76 65.53 58.72 39.82 0.00 0.00 0.00 0.00 Average: veth677c8ae 59.16 60.56 38.03 45.26 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1989) 10/15/26 _x86_64_ (8 CPU) 15:12:31 LINUX RESTART (8 CPU) 15:20:01 CPU %user %nice %system %iowait %steal %idle 15:30:03 all 17.82 0.02 3.08 1.77 0.02 77.28 15:30:03 0 17.56 0.02 3.11 1.45 0.02 77.83 15:30:03 1 17.94 0.03 3.18 2.15 0.02 76.67 15:30:03 2 18.06 0.03 3.41 1.13 0.02 77.34 15:30:03 3 17.68 0.03 3.02 0.88 0.02 78.37 15:30:03 4 18.39 0.02 2.99 1.53 0.03 77.04 15:30:03 5 17.43 0.02 3.03 1.59 0.02 77.91 15:30:03 6 17.90 0.03 3.07 3.66 0.02 75.31 15:30:03 7 17.63 0.01 2.79 1.77 0.02 77.78 15:40:03 all 7.16 0.00 1.42 0.04 0.02 91.36 15:40:03 0 6.44 0.00 1.99 0.01 0.02 91.54 15:40:03 1 7.00 0.00 1.58 0.01 0.02 91.39 15:40:03 2 6.88 0.00 1.40 0.01 0.02 91.68 15:40:03 3 7.12 0.00 1.31 0.05 0.02 91.50 15:40:03 4 7.08 0.00 1.28 0.03 0.02 91.59 15:40:03 5 7.25 0.00 1.34 0.05 0.02 91.34 15:40:03 6 7.60 0.00 1.28 0.06 0.02 91.05 15:40:03 7 7.96 0.00 1.17 0.07 0.02 90.78 Average: all 12.51 0.01 2.25 0.91 0.02 84.29 Average: 0 12.01 0.01 2.55 0.73 0.02 84.67 Average: 1 12.49 0.02 2.38 1.09 0.02 84.00 Average: 2 12.49 0.02 2.41 0.58 0.02 84.48 Average: 3 12.42 0.02 2.17 0.47 0.02 84.91 Average: 4 12.76 0.01 2.14 0.78 0.03 84.29 Average: 5 12.36 0.01 2.19 0.82 0.02 84.60 Average: 6 12.77 0.02 2.18 1.87 0.02 83.15 Average: 7 12.81 0.01 1.99 0.92 0.02 84.25