---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17629 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 21G 135G 14% / 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 830 17011 4 14250 30793 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:83:6f:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.198/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85444sec preferred_lft 85444sec inet6 fe80::f816:3eff:fe83:6fd9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:a9:20:68:cb:67 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::ca9:20ff:fe68:cb67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17629) 09/03/26 _x86_64_ (8 CPU) 11:15:40 LINUX RESTART (8 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:08 200.55 3.18 187.15 10.23 428.55 32523.16 56327.95 Average: 200.55 3.18 187.15 10.23 428.55 32523.16 56327.95 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:08 13512884 27699828 4520492 13.76 259572 13773232 12528928 36.95 2943712 15409624 544 Average: 13512884 27699828 4520492 13.76 259572 13773232 12528928 36.95 2943712 15409624 544 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:08 lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 11:30:08 ens3 173.22 95.05 2620.68 10.74 0.00 0.00 0.00 0.00 11:30:08 docker0 6.74 9.58 0.52 150.02 0.00 0.00 0.00 0.00 11:30:08 br-8d3cb14cc03d 1.72 2.87 0.13 35.68 0.00 0.00 0.00 0.00 11:30:08 veth92743e6 9.07 9.39 0.75 23.04 0.00 0.00 0.00 0.00 11:30:08 vethcca34f7 27.18 28.70 24.04 5.87 0.00 0.00 0.00 0.00 11:30:08 vethdf752e3 11.44 11.76 1.23 77.90 0.00 0.00 0.00 0.01 11:30:08 veth8ac84f3 54.44 37.97 13.93 7.33 0.00 0.00 0.00 0.00 11:30:08 vethbe53687 10.54 13.69 11.95 3.16 0.00 0.00 0.00 0.00 11:30:08 vethffa8a9a 9.14 12.18 9.83 2.96 0.00 0.00 0.00 0.00 11:30:08 vethc50cc1c 1.48 2.91 0.13 35.62 0.00 0.00 0.00 0.00 11:30:08 vethc366df3 9.15 12.20 9.87 2.95 0.00 0.00 0.00 0.00 11:30:08 veth4d245dc 7.65 10.45 8.63 1.59 0.00 0.00 0.00 0.00 11:30:08 veth48dc0ab 8.04 10.87 8.93 2.53 0.00 0.00 0.00 0.00 11:30:08 veth3794087 24.11 24.79 33.91 14.80 0.00 0.00 0.00 0.00 11:30:08 veth8554029 22.04 22.77 33.12 12.76 0.00 0.00 0.00 0.00 11:30:08 vethdc5b179 4.29 3.61 0.80 2.22 0.00 0.00 0.00 0.00 Average: lo 0.48 0.48 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 173.22 95.05 2620.68 10.74 0.00 0.00 0.00 0.00 Average: docker0 6.74 9.58 0.52 150.02 0.00 0.00 0.00 0.00 Average: br-8d3cb14cc03d 1.72 2.87 0.13 35.68 0.00 0.00 0.00 0.00 Average: veth92743e6 9.07 9.39 0.75 23.04 0.00 0.00 0.00 0.00 Average: vethcca34f7 27.18 28.70 24.04 5.87 0.00 0.00 0.00 0.00 Average: vethdf752e3 11.44 11.76 1.23 77.90 0.00 0.00 0.00 0.01 Average: veth8ac84f3 54.44 37.97 13.93 7.33 0.00 0.00 0.00 0.00 Average: vethbe53687 10.54 13.69 11.95 3.16 0.00 0.00 0.00 0.00 Average: vethffa8a9a 9.14 12.18 9.83 2.96 0.00 0.00 0.00 0.00 Average: vethc50cc1c 1.48 2.91 0.13 35.62 0.00 0.00 0.00 0.00 Average: vethc366df3 9.15 12.20 9.87 2.95 0.00 0.00 0.00 0.00 Average: veth4d245dc 7.65 10.45 8.63 1.59 0.00 0.00 0.00 0.00 Average: veth48dc0ab 8.04 10.87 8.93 2.53 0.00 0.00 0.00 0.00 Average: veth3794087 24.11 24.79 33.91 14.80 0.00 0.00 0.00 0.00 Average: veth8554029 22.04 22.77 33.12 12.76 0.00 0.00 0.00 0.00 Average: vethdc5b179 4.29 3.61 0.80 2.22 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17629) 09/03/26 _x86_64_ (8 CPU) 11:15:40 LINUX RESTART (8 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:08 all 15.86 0.00 3.00 0.94 0.11 80.08 11:30:08 0 14.79 0.00 3.28 0.75 0.11 81.07 11:30:08 1 16.00 0.00 3.14 1.07 0.11 79.68 11:30:08 2 15.81 0.00 2.89 0.70 0.11 80.48 11:30:08 3 17.00 0.00 2.95 0.82 0.11 79.13 11:30:08 4 15.42 0.00 2.89 1.53 0.11 80.05 11:30:08 5 16.01 0.00 2.92 0.81 0.12 80.13 11:30:08 6 16.58 0.00 2.93 0.68 0.11 79.70 11:30:08 7 15.29 0.00 3.04 1.19 0.11 80.37 Average: all 15.86 0.00 3.00 0.94 0.11 80.08 Average: 0 14.79 0.00 3.28 0.75 0.11 81.07 Average: 1 16.00 0.00 3.14 1.07 0.11 79.68 Average: 2 15.81 0.00 2.89 0.70 0.11 80.48 Average: 3 17.00 0.00 2.95 0.82 0.11 79.13 Average: 4 15.42 0.00 2.89 1.53 0.11 80.05 Average: 5 16.01 0.00 2.92 0.81 0.12 80.13 Average: 6 16.58 0.00 2.93 0.68 0.11 79.70 Average: 7 15.29 0.00 3.04 1.19 0.11 80.37