---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4412 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 845 12345 4 18901 30778 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:cd:64:1b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.154/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84498sec preferred_lft 84498sec inet6 fe80::f816:3eff:fecd:641b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:13:da:c6:29:e5 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::e413:daff:fec6:29e5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4412) 09/23/26 _x86_64_ (8 CPU) 09:48:15 LINUX RESTART (8 CPU) 09:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:21 598.45 4.62 575.16 18.67 313.90 69624.96 99681.25 10:10:21 28.45 0.36 26.72 1.37 8.06 2154.13 1493.17 Average: 318.13 2.53 305.44 10.16 163.49 36443.21 51392.94 09:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:21 4111508 23680516 8476684 25.79 579004 18127680 13048608 38.48 4557560 20576212 1384 10:10:21 245168 19831196 12315348 37.48 571512 18136372 18691100 55.12 4751168 24165028 1116 Average: 2178338 21755856 10396016 31.63 575258 18132026 15869854 46.80 4654364 22370620 1250 09:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:21 lo 0.95 0.95 0.08 0.08 0.00 0.00 0.00 0.00 10:00:21 ens3 557.46 327.33 5409.21 93.61 0.00 0.00 0.00 0.00 10:00:21 docker0 31.06 59.17 1.80 833.93 0.00 0.00 0.00 0.00 10:00:21 br-7ab414cd0ace 0.23 0.23 0.01 0.02 0.00 0.00 0.00 0.00 10:00:21 veth7681012 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:00:21 vethde7a47e 1.81 1.67 1.28 0.22 0.00 0.00 0.00 0.00 10:00:21 vethfb13ca4 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:00:21 vethcf95396 0.03 0.07 0.00 0.00 0.00 0.00 0.00 0.00 10:00:21 vethb3686e6 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 10:00:21 veth4883283 1.55 1.75 0.21 1.28 0.00 0.00 0.00 0.00 10:10:21 lo 2.87 2.87 7.87 7.87 0.00 0.00 0.00 0.00 10:10:21 ens3 10.45 7.80 4.71 4.29 0.00 0.00 0.00 0.00 10:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:21 br-7ab414cd0ace 1.57 1.47 7.48 0.42 0.00 0.00 0.00 0.00 10:10:21 veth7681012 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:10:21 vethde7a47e 149.13 157.77 97.75 79.69 0.00 0.00 0.00 0.01 10:10:21 vethfb13ca4 0.53 0.38 0.07 0.34 0.00 0.00 0.00 0.00 10:10:21 vethcf95396 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 10:10:21 vethb3686e6 0.10 0.12 0.01 0.03 0.00 0.00 0.00 0.00 10:10:21 veth35ea217 97.00 90.46 68.06 48.00 0.00 0.00 0.00 0.01 10:10:21 veth666c1f8 62.70 59.93 33.13 51.02 0.00 0.00 0.00 0.00 Average: lo 1.89 1.89 3.91 3.91 0.00 0.00 0.00 0.00 Average: ens3 288.45 170.19 2751.31 49.68 0.00 0.00 0.00 0.00 Average: docker0 15.78 30.07 0.91 423.81 0.00 0.00 0.00 0.00 Average: br-7ab414cd0ace 0.89 0.84 3.68 0.21 0.00 0.00 0.00 0.00 Average: veth7681012 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethde7a47e 74.26 78.44 48.72 39.30 0.00 0.00 0.00 0.00 Average: vethfb13ca4 0.28 0.24 0.04 0.17 0.00 0.00 0.00 0.00 Average: vethcf95396 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethb3686e6 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth35ea217 47.71 44.49 33.47 23.61 0.00 0.00 0.00 0.00 Average: veth666c1f8 30.84 29.47 16.29 25.09 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4412) 09/23/26 _x86_64_ (8 CPU) 09:48:15 LINUX RESTART (8 CPU) 09:50:00 CPU %user %nice %system %iowait %steal %idle 10:00:21 all 34.63 0.02 5.62 1.74 0.06 57.92 10:00:21 0 34.61 0.02 5.75 2.06 0.06 57.50 10:00:21 1 33.15 0.01 5.91 0.99 0.06 59.87 10:00:21 2 34.08 0.02 5.74 2.20 0.06 57.91 10:00:21 3 34.57 0.01 5.73 2.47 0.06 57.16 10:00:21 4 34.37 0.03 5.98 1.87 0.07 57.68 10:00:21 5 35.58 0.01 5.17 1.30 0.06 57.87 10:00:21 6 37.13 0.01 5.48 1.43 0.06 55.89 10:00:21 7 33.55 0.02 5.24 1.61 0.06 59.51 10:10:21 all 9.48 0.01 1.65 0.11 0.07 88.69 10:10:21 0 9.37 0.00 2.00 0.21 0.07 88.34 10:10:21 1 8.09 0.01 1.66 0.09 0.07 90.09 10:10:21 2 9.31 0.01 1.51 0.07 0.06 89.04 10:10:21 3 9.77 0.01 1.75 0.04 0.07 88.36 10:10:21 4 9.74 0.01 1.67 0.05 0.07 88.48 10:10:21 5 8.53 0.01 1.42 0.05 0.07 89.93 10:10:21 6 9.42 0.00 1.53 0.14 0.07 88.84 10:10:21 7 11.59 0.01 1.66 0.26 0.06 86.42 Average: all 22.24 0.01 3.67 0.94 0.06 73.08 Average: 0 22.18 0.01 3.91 1.15 0.06 72.69 Average: 1 20.81 0.01 3.82 0.55 0.06 74.76 Average: 2 21.87 0.01 3.66 1.15 0.06 73.25 Average: 3 22.36 0.01 3.77 1.27 0.07 72.52 Average: 4 22.23 0.02 3.85 0.97 0.07 72.86 Average: 5 22.26 0.01 3.32 0.69 0.06 73.66 Average: 6 23.48 0.01 3.53 0.80 0.07 72.12 Average: 7 22.74 0.01 3.48 0.95 0.06 72.76