---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3081 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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 981 16405 4 14705 30642 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:e3:91:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.35/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84477sec preferred_lft 84477sec inet6 fe80::f816:3eff:fee3:916b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:0f:17:c5:27:69 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::c40f:17ff:fec5:2769/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3081) 10/19/26 _x86_64_ (8 CPU) 06:53:30 LINUX RESTART (8 CPU) 07:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:01 250.74 0.67 238.72 11.35 31.74 47473.69 87920.06 07:20:10 47.10 0.48 42.58 4.05 13.75 6898.20 8438.02 Average: 148.23 0.57 139.99 7.67 22.68 27048.85 47910.50 07:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:01 1551544 21639336 10511844 31.99 594484 18594852 16763688 49.43 5065240 22577576 796 07:20:10 389096 15888712 15119608 46.01 579004 15203500 25946500 76.51 4979640 23750180 4244 Average: 970320 18764024 12815726 39.00 586744 16899176 21355094 62.97 5022440 23163878 2520 07:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:01 lo 2.26 2.26 0.65 0.65 0.00 0.00 0.00 0.00 07:10:01 ens3 311.32 168.84 3124.77 70.88 0.00 0.00 0.00 0.00 07:10:01 docker0 25.80 46.59 1.88 721.93 0.00 0.00 0.00 0.00 07:10:01 br-d8ed626ac006 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 07:10:01 vethb3af590 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 veth33767d8 0.16 0.20 0.02 0.10 0.00 0.00 0.00 0.00 07:10:01 veth1afe2ad 35.30 35.64 12.33 14.23 0.00 0.00 0.00 0.00 07:10:01 veth684f645 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 veth5738f30 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 07:10:01 veth5735ac7 30.74 29.90 18.09 9.09 0.00 0.00 0.00 0.00 07:10:01 veth8892344 0.46 0.77 0.61 4.97 0.00 0.00 0.00 0.00 07:10:01 vethaf9bb25 0.97 0.84 0.13 0.95 0.00 0.00 0.00 0.00 07:20:10 lo 67.88 67.88 306.00 306.00 0.00 0.00 0.00 0.00 07:20:10 ens3 9.52 8.51 30.57 1.90 0.00 0.00 0.00 0.00 07:20:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:20:10 br-d8ed626ac006 57.11 66.34 78.10 260.85 0.00 0.00 0.00 0.00 07:20:10 vethb3af590 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 07:20:10 veth33767d8 18.56 19.70 70.18 60.41 0.00 0.00 0.00 0.01 07:20:10 veth1afe2ad 120.79 127.29 88.04 65.30 0.00 0.00 0.00 0.01 07:20:10 veth684f645 74.96 84.82 78.78 535.13 0.00 0.00 0.00 0.04 07:20:10 veth5738f30 32.43 31.20 277.69 70.44 0.00 0.00 0.00 0.02 07:20:10 veth5735ac7 89.63 82.03 106.17 56.29 0.00 0.00 0.00 0.01 07:20:10 vethaf9bb25 47.87 48.00 28.73 36.30 0.00 0.00 0.00 0.00 Average: lo 35.29 35.29 154.36 154.36 0.00 0.00 0.00 0.00 Average: ens3 159.40 88.13 1567.22 36.16 0.00 0.00 0.00 0.00 Average: docker0 12.81 23.14 0.93 358.52 0.00 0.00 0.00 0.00 Average: br-d8ed626ac006 28.89 33.52 39.32 131.31 0.00 0.00 0.00 0.00 Average: vethb3af590 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth33767d8 9.42 10.02 35.34 30.46 0.00 0.00 0.00 0.00 Average: veth1afe2ad 78.33 81.78 50.44 39.93 0.00 0.00 0.00 0.00 Average: veth684f645 37.75 42.75 39.65 269.38 0.00 0.00 0.00 0.02 Average: veth5738f30 16.34 15.76 139.78 35.46 0.00 0.00 0.00 0.01 Average: veth5735ac7 60.38 56.14 62.43 32.85 0.00 0.00 0.00 0.01 Average: vethaf9bb25 24.58 24.58 14.53 18.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3081) 10/19/26 _x86_64_ (8 CPU) 06:53:30 LINUX RESTART (8 CPU) 07:00:00 CPU %user %nice %system %iowait %steal %idle 07:10:01 all 25.98 0.02 4.26 1.09 0.01 68.63 07:10:01 0 25.98 0.02 4.64 1.17 0.01 68.17 07:10:01 1 25.28 0.02 4.47 1.30 0.02 68.92 07:10:01 2 24.31 0.01 4.31 0.86 0.01 70.50 07:10:01 3 27.91 0.04 4.61 0.77 0.01 66.66 07:10:01 4 23.29 0.02 3.97 0.88 0.01 71.83 07:10:01 5 26.46 0.04 3.96 1.27 0.01 68.26 07:10:01 6 28.34 0.03 4.09 1.16 0.02 66.36 07:10:01 7 26.31 0.02 3.99 1.34 0.01 68.33 07:20:10 all 23.42 0.01 4.81 0.25 0.02 71.49 07:20:10 0 23.74 0.01 5.68 0.11 0.02 70.44 07:20:10 1 23.68 0.00 5.34 0.49 0.03 70.46 07:20:10 2 22.53 0.00 4.95 0.34 0.02 72.15 07:20:10 3 23.68 0.01 4.89 0.18 0.02 71.21 07:20:10 4 23.46 0.00 4.40 0.27 0.03 71.83 07:20:10 5 23.23 0.02 4.35 0.13 0.02 72.25 07:20:10 6 23.69 0.00 4.42 0.17 0.03 71.68 07:20:10 7 23.31 0.01 4.45 0.30 0.02 71.90 Average: all 24.69 0.02 4.54 0.67 0.02 70.07 Average: 0 24.85 0.02 5.17 0.63 0.02 69.32 Average: 1 24.47 0.01 4.91 0.89 0.02 69.69 Average: 2 23.42 0.00 4.63 0.60 0.02 71.33 Average: 3 25.79 0.02 4.75 0.47 0.02 68.95 Average: 4 23.37 0.01 4.19 0.57 0.02 71.83 Average: 5 24.83 0.03 4.16 0.70 0.02 70.27 Average: 6 26.00 0.02 4.26 0.66 0.02 69.03 Average: 7 24.80 0.02 4.22 0.82 0.02 70.13