---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17666 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: 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 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 1008 12880 4 18203 30615 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:e6:c0:0b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.164/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84460sec preferred_lft 84460sec inet6 fe80::f816:3eff:fee6:c00b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:06:78:04:66:72 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::3006:78ff:fe04:6672/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17666) 09/03/26 _x86_64_ (8 CPU) 14:17:57 LINUX RESTART (8 CPU) 14:20:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:30:01 580.39 1.52 559.25 19.62 285.64 70521.47 67938.94 14:40:29 44.80 0.46 41.96 2.38 10.41 2526.98 1828.75 Average: 303.49 0.97 291.81 10.71 143.35 35368.30 33759.95 14:20:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:30:01 3257384 22939576 9218144 28.05 569480 18248264 13286108 39.18 4643904 21333904 544 14:40:29 256076 19107684 13040012 39.68 565500 17422156 19418548 57.26 4798168 24139428 1756 Average: 1756730 21023630 11129078 33.87 567490 17835210 16352328 48.22 4721036 22736666 1150 14:20:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:30:01 lo 0.97 0.97 0.09 0.09 0.00 0.00 0.00 0.00 14:30:01 ens3 460.91 297.46 4953.22 90.76 0.00 0.00 0.00 0.00 14:30:01 docker0 67.48 116.43 4.23 892.12 0.00 0.00 0.00 0.00 14:30:01 br-faf2c9ee3a3b 0.21 0.20 0.01 0.01 0.00 0.00 0.00 0.00 14:30:01 vethbb83da3 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 veth608c5be 0.83 0.93 0.64 0.08 0.00 0.00 0.00 0.00 14:30:01 veth835e749 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:30:01 veth567c2a2 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 14:30:01 veth8f05b7d 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 14:30:01 veth8448cad 0.82 0.78 0.07 0.63 0.00 0.00 0.00 0.00 14:40:29 lo 2.86 2.86 7.64 7.64 0.00 0.00 0.00 0.00 14:40:29 ens3 7.01 5.92 3.90 3.76 0.00 0.00 0.00 0.00 14:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:29 br-faf2c9ee3a3b 1.52 1.43 7.26 0.40 0.00 0.00 0.00 0.00 14:40:29 vethbb83da3 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:40:29 veth608c5be 160.69 171.56 109.64 80.53 0.00 0.00 0.00 0.01 14:40:29 veth835e749 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 14:40:29 veth567c2a2 0.52 0.37 0.07 0.34 0.00 0.00 0.00 0.00 14:40:29 veth8f05b7d 0.09 0.12 0.01 0.03 0.00 0.00 0.00 0.00 14:40:29 veth215b84a 96.04 89.74 65.65 46.33 0.00 0.00 0.00 0.01 14:40:29 veth1b47ada 76.85 71.25 35.42 63.85 0.00 0.00 0.00 0.01 Average: lo 1.95 1.95 3.99 3.99 0.00 0.00 0.00 0.00 Average: ens3 226.24 146.74 2394.42 45.78 0.00 0.00 0.00 0.00 Average: docker0 32.59 56.23 2.04 430.89 0.00 0.00 0.00 0.00 Average: br-faf2c9ee3a3b 0.89 0.83 3.76 0.21 0.00 0.00 0.00 0.00 Average: vethbb83da3 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth608c5be 83.48 89.15 56.99 41.67 0.00 0.00 0.00 0.00 Average: veth835e749 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth567c2a2 0.29 0.24 0.04 0.18 0.00 0.00 0.00 0.00 Average: veth8f05b7d 0.07 0.10 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth215b84a 49.65 46.40 33.94 23.95 0.00 0.00 0.00 0.00 Average: veth1b47ada 39.73 36.83 18.31 33.01 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17666) 09/03/26 _x86_64_ (8 CPU) 14:17:57 LINUX RESTART (8 CPU) 14:20:15 CPU %user %nice %system %iowait %steal %idle 14:30:01 all 34.30 0.00 5.62 1.19 0.02 58.87 14:30:01 0 34.43 0.00 6.24 1.22 0.02 58.09 14:30:01 1 32.40 0.00 5.67 1.15 0.02 60.76 14:30:01 2 34.55 0.00 6.03 1.61 0.02 57.79 14:30:01 3 32.29 0.00 5.61 1.29 0.03 60.78 14:30:01 4 34.26 0.00 5.72 1.00 0.03 58.99 14:30:01 5 35.68 0.01 5.87 1.41 0.03 56.99 14:30:01 6 34.07 0.00 4.80 1.10 0.02 60.01 14:30:01 7 36.73 0.00 4.99 0.72 0.02 57.53 14:40:29 all 9.11 0.02 1.37 0.20 0.01 89.29 14:40:29 0 9.45 0.02 1.75 0.07 0.01 88.70 14:40:29 1 8.72 0.02 1.58 0.43 0.01 89.24 14:40:29 2 9.23 0.02 1.37 0.15 0.01 89.22 14:40:29 3 9.40 0.03 1.45 0.15 0.01 88.96 14:40:29 4 8.57 0.04 1.27 0.06 0.01 90.05 14:40:29 5 8.76 0.02 1.27 0.07 0.01 89.87 14:40:29 6 9.88 0.01 1.18 0.47 0.01 88.44 14:40:29 7 8.85 0.02 1.12 0.19 0.01 89.80 Average: all 21.27 0.01 3.42 0.68 0.02 74.61 Average: 0 21.50 0.01 3.92 0.63 0.02 73.93 Average: 1 20.14 0.01 3.55 0.78 0.02 75.50 Average: 2 21.45 0.01 3.62 0.86 0.02 74.05 Average: 3 20.46 0.02 3.46 0.70 0.02 75.34 Average: 4 20.95 0.02 3.41 0.52 0.02 75.08 Average: 5 21.76 0.01 3.49 0.72 0.02 74.00 Average: 6 21.56 0.00 2.93 0.77 0.02 74.71 Average: 7 22.31 0.01 2.99 0.45 0.02 74.22