---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4387 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 25G 131G 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 841 12125 4 19124 30781 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:a1:8f:1a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.39/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84514sec preferred_lft 84514sec inet6 fe80::f816:3eff:fea1:8f1a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:eb:55:fa:58:92 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::24eb:55ff:fefa:5892/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4387) 09/23/26 _x86_64_ (8 CPU) 07:37:43 LINUX RESTART (8 CPU) 07:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:02 575.35 0.92 555.21 19.22 39.33 66189.25 244938.62 08:00:14 27.94 0.32 26.28 1.34 6.42 2118.76 1648.41 Average: 297.55 0.61 286.79 10.15 22.63 33675.44 121476.29 07:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:02 4426968 23787188 8373524 25.48 573224 17930688 12920820 38.10 4540536 20296080 328 08:00:14 309512 20100732 12051264 36.67 577264 18333936 18367928 54.16 4774932 24102784 820 Average: 2368240 21943960 10212394 31.08 575244 18132312 15644374 46.13 4657734 22199432 574 07:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:02 lo 0.69 0.69 0.06 0.06 0.00 0.00 0.00 0.00 07:50:02 ens3 478.95 284.62 4208.67 103.72 0.00 0.00 0.00 0.00 07:50:02 docker0 28.21 50.81 1.63 774.78 0.00 0.00 0.00 0.00 07:50:02 br-dbe99e27baf0 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 07:50:02 veth66e48bb 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:50:02 veth2f6d5db 0.04 0.10 0.00 0.01 0.00 0.00 0.00 0.00 07:50:02 veth397c6a8 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 07:50:02 veth2fa32d1 4.41 4.38 1.92 0.98 0.00 0.00 0.00 0.00 07:50:02 veth2ce4d43 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 07:50:02 veth5819610 4.28 4.36 0.97 1.92 0.00 0.00 0.00 0.00 08:00:14 lo 3.19 3.19 9.42 9.42 0.00 0.00 0.00 0.00 08:00:14 ens3 5.46 4.59 2.46 2.46 0.00 0.00 0.00 0.00 08:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:14 br-dbe99e27baf0 1.78 1.67 8.94 0.51 0.00 0.00 0.00 0.00 08:00:14 veth66e48bb 0.22 0.23 0.02 0.08 0.00 0.00 0.00 0.00 08:00:14 veth2f6d5db 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:00:14 veth397c6a8 0.55 0.39 0.08 0.36 0.00 0.00 0.00 0.00 08:00:14 veth2fa32d1 154.10 163.40 105.07 83.71 0.00 0.00 0.00 0.01 08:00:14 veth2ce4d43 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 08:00:14 vethf8a6cc1 99.04 92.09 70.53 49.85 0.00 0.00 0.00 0.01 08:00:14 vethcd2bf89 69.32 66.22 36.80 57.27 0.00 0.00 0.00 0.00 Average: lo 1.96 1.96 4.81 4.81 0.00 0.00 0.00 0.00 Average: ens3 238.67 142.51 2074.15 52.33 0.00 0.00 0.00 0.00 Average: docker0 13.90 25.02 0.80 381.60 0.00 0.00 0.00 0.00 Average: br-dbe99e27baf0 1.00 0.94 4.54 0.26 0.00 0.00 0.00 0.00 Average: veth66e48bb 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth2f6d5db 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth397c6a8 0.30 0.25 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth2fa32d1 80.37 85.08 54.27 42.96 0.00 0.00 0.00 0.00 Average: veth2ce4d43 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf8a6cc1 50.26 46.73 35.79 25.30 0.00 0.00 0.00 0.00 Average: vethcd2bf89 35.18 33.61 18.68 29.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4387) 09/23/26 _x86_64_ (8 CPU) 07:37:43 LINUX RESTART (8 CPU) 07:40:07 CPU %user %nice %system %iowait %steal %idle 07:50:02 all 36.28 0.02 5.88 1.19 0.02 56.60 07:50:02 0 34.98 0.02 5.68 1.25 0.02 58.04 07:50:02 1 36.19 0.04 5.99 1.23 0.03 56.53 07:50:02 2 35.23 0.02 6.15 0.92 0.02 57.67 07:50:02 3 33.94 0.01 5.79 0.91 0.02 59.33 07:50:02 4 37.64 0.03 5.83 1.22 0.03 55.26 07:50:02 5 37.60 0.02 6.19 1.15 0.02 55.02 07:50:02 6 39.01 0.02 5.88 1.17 0.02 53.90 07:50:02 7 35.68 0.01 5.56 1.69 0.02 57.04 08:00:14 all 9.15 0.01 1.48 0.08 0.01 89.28 08:00:14 0 8.56 0.01 1.90 0.06 0.01 89.47 08:00:14 1 8.97 0.00 1.61 0.09 0.01 89.31 08:00:14 2 9.50 0.01 1.56 0.04 0.00 88.89 08:00:14 3 8.41 0.00 1.30 0.02 0.00 90.26 08:00:14 4 9.99 0.02 1.47 0.20 0.01 88.33 08:00:14 5 9.89 0.01 1.31 0.10 0.01 88.67 08:00:14 6 8.68 0.00 1.32 0.13 0.01 89.86 08:00:14 7 9.18 0.01 1.36 0.03 0.01 89.42 Average: all 22.49 0.01 3.64 0.63 0.01 73.20 Average: 0 21.56 0.02 3.76 0.65 0.01 74.01 Average: 1 22.36 0.02 3.77 0.65 0.02 73.19 Average: 2 22.16 0.01 3.82 0.47 0.01 73.53 Average: 3 20.95 0.01 3.50 0.46 0.01 75.06 Average: 4 23.59 0.02 3.61 0.70 0.02 72.06 Average: 5 23.52 0.02 3.71 0.62 0.02 72.12 Average: 6 23.60 0.01 3.56 0.64 0.02 72.17 Average: 7 22.22 0.01 3.42 0.85 0.02 73.48