---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-655 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 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 849 16572 4 14670 30774 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:6f:c3:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.37/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84995sec preferred_lft 84995sec inet6 fe80::f816:3eff:fe6f:c3ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:b9:80:27:ea:e2 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::f4b9:80ff:fe27:eae2/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-655) 11/03/26 _x86_64_ (8 CPU) 12:27:56 LINUX RESTART (8 CPU) 12:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:40:01 590.56 1.30 570.96 18.30 73.96 66369.22 79257.71 12:50:15 53.73 0.94 45.66 7.12 28.57 8026.43 32904.97 Average: 317.27 1.12 303.54 12.61 50.85 36668.36 55660.69 12:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 3343100 21873344 10285520 31.30 574268 17133372 16857988 49.71 4415780 21470944 500 12:50:15 5632168 20821324 11328160 34.47 557368 13851412 17123808 50.50 4390692 19240416 13668 Average: 4487634 21347334 10806840 32.89 565818 15492392 16990898 50.10 4403236 20355680 7084 12:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 lo 0.74 0.74 0.06 0.06 0.00 0.00 0.00 0.00 12:40:01 ens3 409.81 253.33 4487.77 70.80 0.00 0.00 0.00 0.00 12:40:01 docker0 29.99 54.33 1.74 884.06 0.00 0.00 0.00 0.00 12:40:01 br-3cc8d6f79997 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 12:40:01 veth4916492 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 veth4f3b207 0.10 0.18 0.01 0.05 0.00 0.00 0.00 0.00 12:40:01 vethfc738e2 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 veth40b786d 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 12:40:01 veth19a72f6 25.09 24.53 7.42 6.63 0.00 0.00 0.00 0.00 12:40:01 veth7678c2f 18.43 18.52 6.35 4.07 0.00 0.00 0.00 0.00 12:40:01 veth193d49f 0.20 0.29 0.34 1.17 0.00 0.00 0.00 0.00 12:40:01 veth30dd454 0.45 0.43 0.06 0.60 0.00 0.00 0.00 0.00 12:50:15 lo 70.87 70.87 321.95 321.95 0.00 0.00 0.00 0.00 12:50:15 ens3 12.68 10.47 31.74 3.33 0.00 0.00 0.00 0.00 12:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:15 br-3cc8d6f79997 61.35 68.45 87.05 268.23 0.00 0.00 0.00 0.00 12:50:15 veth4916492 81.54 88.94 87.82 609.67 0.00 0.00 0.00 0.05 12:50:15 veth4f3b207 22.47 24.05 83.72 69.39 0.00 0.00 0.00 0.01 12:50:15 vethfc738e2 0.23 0.21 0.03 0.07 0.00 0.00 0.00 0.00 12:50:15 veth40b786d 37.84 36.58 345.65 83.93 0.00 0.00 0.00 0.03 12:50:15 veth19a72f6 132.37 139.68 95.83 75.87 0.00 0.00 0.00 0.01 12:50:15 veth7678c2f 91.07 82.90 124.65 61.01 0.00 0.00 0.00 0.01 12:50:15 veth30dd454 61.04 60.67 33.28 40.34 0.00 0.00 0.00 0.00 Average: lo 36.44 36.44 163.92 163.92 0.00 0.00 0.00 0.00 Average: ens3 207.64 129.70 2219.31 36.45 0.00 0.00 0.00 0.00 Average: docker0 14.72 26.67 0.85 434.01 0.00 0.00 0.00 0.00 Average: br-3cc8d6f79997 31.36 34.97 44.32 136.56 0.00 0.00 0.00 0.00 Average: veth4916492 41.52 45.33 44.71 310.37 0.00 0.00 0.00 0.03 Average: veth4f3b207 11.49 12.33 42.63 35.35 0.00 0.00 0.00 0.00 Average: vethfc738e2 0.13 0.17 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth40b786d 19.28 18.68 175.96 42.73 0.00 0.00 0.00 0.01 Average: veth19a72f6 79.70 83.15 52.43 41.88 0.00 0.00 0.00 0.00 Average: veth7678c2f 55.41 51.30 66.58 33.06 0.00 0.00 0.00 0.01 Average: veth30dd454 31.29 31.10 16.97 20.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-655) 11/03/26 _x86_64_ (8 CPU) 12:27:56 LINUX RESTART (8 CPU) 12:30:09 CPU %user %nice %system %iowait %steal %idle 12:40:01 all 28.97 0.02 5.78 1.42 0.02 63.79 12:40:01 0 29.46 0.02 5.97 1.61 0.02 62.93 12:40:01 1 31.14 0.03 5.86 1.47 0.02 61.48 12:40:01 2 25.35 0.04 5.76 1.04 0.02 67.80 12:40:01 3 30.16 0.04 5.72 1.18 0.02 62.89 12:40:01 4 30.81 0.02 5.64 1.47 0.02 62.04 12:40:01 5 24.90 0.02 5.41 1.42 0.01 68.24 12:40:01 6 31.18 0.01 5.97 1.76 0.02 61.06 12:40:01 7 28.78 0.01 5.90 1.43 0.02 63.87 12:50:15 all 21.53 0.01 4.55 0.22 0.01 73.67 12:50:15 0 20.67 0.01 5.71 0.31 0.01 73.28 12:50:15 1 21.29 0.00 5.13 0.26 0.01 73.30 12:50:15 2 21.26 0.00 4.57 0.17 0.01 73.99 12:50:15 3 22.25 0.02 4.34 0.29 0.01 73.10 12:50:15 4 21.85 0.02 4.27 0.19 0.01 73.66 12:50:15 5 22.13 0.03 4.10 0.20 0.01 73.53 12:50:15 6 21.67 0.01 4.24 0.23 0.01 73.84 12:50:15 7 21.13 0.00 4.03 0.12 0.01 74.70 Average: all 25.18 0.02 5.15 0.81 0.01 68.82 Average: 0 24.97 0.01 5.84 0.94 0.01 68.23 Average: 1 26.12 0.02 5.49 0.86 0.02 67.51 Average: 2 23.26 0.02 5.15 0.59 0.02 70.95 Average: 3 26.13 0.03 5.02 0.73 0.01 68.08 Average: 4 26.25 0.02 4.95 0.82 0.01 67.95 Average: 5 23.49 0.02 4.74 0.80 0.01 70.93 Average: 6 26.34 0.01 5.09 0.98 0.01 67.56 Average: 7 24.89 0.00 4.95 0.77 0.02 69.37