---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5766 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 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 860 17903 4 13328 30763 Swap: 1023 1 1022 ---> 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:bf:4a:db brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.62/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84915sec preferred_lft 84915sec inet6 fe80::f816:3eff:febf:4adb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:e1:b4:b4:85:e7 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::fce1:b4ff:feb4:85e7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5766) 10/27/26 _x86_64_ (8 CPU) 19:58:09 LINUX RESTART (8 CPU) 20:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:10:03 586.25 4.78 563.36 18.11 333.58 66356.30 76422.33 20:20:03 60.63 0.86 55.24 4.53 22.75 8221.06 9530.43 Average: 323.86 2.82 309.71 11.33 178.42 37335.57 43030.34 20:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:10:03 4448760 22766476 9397568 28.60 568360 16939804 13844828 40.83 4270744 20584868 128 20:20:03 437424 14512392 16515396 50.26 555688 13867904 27259968 80.39 4278308 24465660 14792 Average: 2443092 18639434 12956482 39.43 562024 15403854 20552398 60.61 4274526 22525264 7460 20:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:10:03 lo 0.93 0.93 0.08 0.08 0.00 0.00 0.00 0.00 20:10:03 ens3 463.67 284.51 5421.79 73.25 0.00 0.00 0.00 0.00 20:10:03 docker0 36.57 63.65 2.07 868.82 0.00 0.00 0.00 0.00 20:10:03 br-c6610eaae742 0.20 0.20 0.01 0.01 0.00 0.00 0.00 0.00 20:10:03 veth39d7596 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 20:10:03 veth6fa9b68 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 20:10:03 vethc745bee 5.33 5.12 1.99 1.25 0.00 0.00 0.00 0.00 20:10:03 vetha60ef53 0.04 0.08 0.00 0.01 0.00 0.00 0.00 0.00 20:10:03 vethc66ca42 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 20:10:03 veth3b60b87 5.01 5.28 1.24 1.99 0.00 0.00 0.00 0.00 20:20:03 lo 68.98 68.98 319.35 319.35 0.00 0.00 0.00 0.00 20:20:03 ens3 9.44 7.62 11.16 2.14 0.00 0.00 0.00 0.00 20:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:03 br-c6610eaae742 59.49 70.40 85.55 247.09 0.00 0.00 0.00 0.00 20:20:03 veth39d7596 78.11 89.30 86.45 540.61 0.00 0.00 0.00 0.04 20:20:03 veth6fa9b68 20.61 22.24 74.03 68.24 0.00 0.00 0.00 0.01 20:20:03 vethc745bee 136.73 143.00 94.13 77.09 0.00 0.00 0.00 0.01 20:20:03 vetha60ef53 0.10 0.13 0.01 0.03 0.00 0.00 0.00 0.00 20:20:03 vethc66ca42 34.53 33.33 297.30 74.22 0.00 0.00 0.00 0.02 20:20:03 vethc3d16da 105.06 97.41 129.94 61.23 0.00 0.00 0.00 0.01 20:20:03 veth93a0672 48.69 48.65 29.15 37.29 0.00 0.00 0.00 0.00 Average: lo 34.90 34.90 159.46 159.46 0.00 0.00 0.00 0.00 Average: ens3 236.92 146.29 2720.84 37.75 0.00 0.00 0.00 0.00 Average: docker0 18.31 31.88 1.04 435.11 0.00 0.00 0.00 0.00 Average: br-c6610eaae742 29.80 35.24 42.71 123.36 0.00 0.00 0.00 0.00 Average: veth39d7596 39.00 44.62 43.16 269.87 0.00 0.00 0.00 0.02 Average: veth6fa9b68 10.31 11.15 36.95 34.07 0.00 0.00 0.00 0.00 Average: vethc745bee 70.92 73.95 47.99 39.11 0.00 0.00 0.00 0.00 Average: vetha60ef53 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: vethc66ca42 17.25 16.68 148.41 37.05 0.00 0.00 0.00 0.01 Average: vethc3d16da 52.45 48.63 64.87 30.57 0.00 0.00 0.00 0.01 Average: veth93a0672 24.31 24.29 14.55 18.61 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5766) 10/27/26 _x86_64_ (8 CPU) 19:58:09 LINUX RESTART (8 CPU) 20:00:00 CPU %user %nice %system %iowait %steal %idle 20:10:03 all 27.74 0.02 5.84 1.76 0.03 64.62 20:10:03 0 25.79 0.02 5.87 2.26 0.03 66.04 20:10:03 1 26.60 0.04 6.14 2.62 0.03 64.58 20:10:03 2 26.25 0.02 5.52 1.07 0.03 67.11 20:10:03 3 29.32 0.02 5.79 1.84 0.04 62.99 20:10:03 4 27.80 0.03 5.63 1.34 0.03 65.17 20:10:03 5 28.91 0.01 6.15 1.44 0.03 63.47 20:10:03 6 29.48 0.01 4.92 1.64 0.03 63.93 20:10:03 7 27.79 0.02 6.68 1.83 0.03 63.64 20:20:03 all 25.46 0.02 4.94 0.26 0.04 69.27 20:20:03 0 24.14 0.01 6.21 0.40 0.04 69.19 20:20:03 1 24.92 0.01 5.38 0.20 0.05 69.44 20:20:03 2 25.18 0.02 4.86 0.20 0.05 69.70 20:20:03 3 26.06 0.03 4.92 0.19 0.04 68.77 20:20:03 4 26.83 0.01 4.65 0.13 0.04 68.34 20:20:03 5 26.72 0.01 4.67 0.20 0.04 68.36 20:20:03 6 25.01 0.03 4.53 0.54 0.04 69.87 20:20:03 7 24.85 0.02 4.29 0.26 0.04 70.54 Average: all 26.60 0.02 5.39 1.01 0.04 66.94 Average: 0 24.96 0.02 6.04 1.33 0.03 67.62 Average: 1 25.76 0.02 5.76 1.41 0.04 67.01 Average: 2 25.72 0.02 5.19 0.63 0.04 68.40 Average: 3 27.70 0.03 5.35 1.02 0.04 65.87 Average: 4 27.32 0.02 5.14 0.74 0.03 66.76 Average: 5 27.82 0.01 5.41 0.82 0.03 65.91 Average: 6 27.25 0.02 4.73 1.09 0.03 66.89 Average: 7 26.33 0.02 5.49 1.05 0.04 67.08