---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18718 5.15.0-179-generic #189-Ubuntu SMP Tue May 5 18:20:56 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 nrip_save 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 131G 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 1037 12070 3 18984 30587 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:70:04:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.98/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84516sec preferred_lft 84516sec inet6 fe80::f816:3eff:fe70:4c8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:68:bd:77:c8:d4 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::f868:bdff:fe77:c8d4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18718) 06/21/26 _x86_64_ (8 CPU) 15:13:06 LINUX RESTART (8 CPU) 15:20:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:24 222.07 0.34 214.06 7.67 17.21 39245.24 46540.32 15:40:01 10.77 0.18 10.31 0.28 7.67 487.16 1737.06 Average: 117.54 0.26 113.26 4.02 12.49 20071.53 24376.05 15:20:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:24 1078276 20834088 11318244 34.44 600496 18256648 17229412 50.81 4943344 23131584 880 15:40:01 243340 19892068 12258852 37.30 586424 18160832 18200492 53.67 4958016 23961548 1272 Average: 660808 20363078 11788548 35.87 593460 18208740 17714952 52.24 4950680 23546566 1076 15:20:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:24 lo 0.61 0.61 0.05 0.05 0.00 0.00 0.00 0.00 15:30:24 ens3 134.98 84.05 1796.95 22.40 0.00 0.00 0.00 0.00 15:30:24 docker0 12.39 25.41 0.75 615.00 0.00 0.00 0.00 0.00 15:30:24 br-540126ca4479 0.30 0.26 0.01 0.02 0.00 0.00 0.00 0.00 15:30:24 vethf1d37bc 0.02 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:30:24 veth3e18c81 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 15:30:24 veth18fcb21 0.40 0.39 0.04 0.20 0.00 0.00 0.00 0.00 15:30:24 vethfd4c678 40.40 42.03 14.26 16.52 0.00 0.00 0.00 0.00 15:30:24 vethcf9db0b 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 15:30:24 vethf2482dd 37.12 35.25 21.27 10.75 0.00 0.00 0.00 0.00 15:30:24 veth4b2adb2 0.50 0.85 0.66 5.79 0.00 0.00 0.00 0.00 15:30:24 veth8361110 1.59 1.29 0.22 1.34 0.00 0.00 0.00 0.00 15:40:01 lo 8.43 8.43 39.02 39.02 0.00 0.00 0.00 0.00 15:40:01 ens3 24.12 13.30 8.32 7.20 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 br-540126ca4479 4.72 4.39 38.12 1.00 0.00 0.00 0.00 0.00 15:40:01 vethf1d37bc 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 veth3e18c81 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 veth18fcb21 0.40 0.21 0.07 0.35 0.00 0.00 0.00 0.00 15:40:01 vethfd4c678 322.31 347.80 257.03 161.84 0.00 0.00 0.00 0.02 15:40:01 vethcf9db0b 0.24 0.21 0.03 0.09 0.00 0.00 0.00 0.00 15:40:01 vethf2482dd 125.99 115.62 105.52 76.41 0.00 0.00 0.00 0.01 15:40:01 veth8361110 230.31 214.64 105.42 184.82 0.00 0.00 0.00 0.02 Average: lo 4.48 4.48 19.33 19.33 0.00 0.00 0.00 0.00 Average: ens3 80.14 49.05 912.11 14.88 0.00 0.00 0.00 0.00 Average: docker0 6.26 12.84 0.38 310.76 0.00 0.00 0.00 0.00 Average: br-540126ca4479 2.49 2.31 18.86 0.50 0.00 0.00 0.00 0.00 Average: vethf1d37bc 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth3e18c81 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth18fcb21 0.40 0.30 0.06 0.27 0.00 0.00 0.00 0.00 Average: vethfd4c678 179.86 193.29 134.36 88.41 0.00 0.00 0.00 0.01 Average: vethcf9db0b 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethf2482dd 81.09 75.01 62.95 43.23 0.00 0.00 0.00 0.01 Average: veth8361110 114.74 106.83 52.26 92.11 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-179-generic (prd-ubuntu2204-docker-8c-8g-18718) 06/21/26 _x86_64_ (8 CPU) 15:13:06 LINUX RESTART (8 CPU) 15:20:34 CPU %user %nice %system %iowait %steal %idle 15:30:24 all 12.77 0.02 2.46 0.80 0.06 83.89 15:30:24 0 14.80 0.03 2.45 1.01 0.06 81.65 15:30:24 1 12.26 0.02 2.65 0.61 0.07 84.39 15:30:24 2 13.07 0.05 2.32 0.62 0.06 83.88 15:30:24 3 13.49 0.01 2.76 0.54 0.06 83.13 15:30:24 4 12.36 0.02 2.13 0.63 0.05 84.81 15:30:24 5 12.73 0.01 2.66 0.96 0.07 83.57 15:30:24 6 11.99 0.03 2.35 1.15 0.07 84.42 15:30:24 7 11.45 0.01 2.38 0.83 0.06 85.26 15:40:01 all 7.04 0.00 1.19 0.03 0.07 91.68 15:40:01 0 5.70 0.00 1.09 0.02 0.06 93.13 15:40:01 1 6.55 0.00 1.34 0.09 0.07 91.96 15:40:01 2 7.25 0.00 1.25 0.05 0.07 91.38 15:40:01 3 7.93 0.00 1.24 0.01 0.07 90.75 15:40:01 4 7.06 0.00 1.04 0.02 0.07 91.82 15:40:01 5 7.18 0.00 1.15 0.01 0.07 91.58 15:40:01 6 6.70 0.00 1.16 0.04 0.06 92.05 15:40:01 7 7.93 0.00 1.21 0.02 0.06 90.77 Average: all 9.94 0.01 1.83 0.42 0.06 87.73 Average: 0 10.30 0.01 1.78 0.52 0.06 87.33 Average: 1 9.45 0.01 2.00 0.35 0.07 88.12 Average: 2 10.20 0.02 1.80 0.34 0.07 87.58 Average: 3 10.74 0.01 2.01 0.28 0.07 86.89 Average: 4 9.74 0.01 1.59 0.33 0.06 88.27 Average: 5 9.99 0.01 1.92 0.49 0.07 87.53 Average: 6 9.38 0.01 1.76 0.60 0.06 88.18 Average: 7 9.72 0.00 1.81 0.43 0.06 87.98