---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5134 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 nrip_save 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 18G 138G 12% / 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 765 18819 4 12507 30859 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:2f:6e:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.238/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84465sec preferred_lft 84465sec inet6 fe80::f816:3eff:fe2f:6e91/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:57:7e:31:54:1b 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::e057:7eff:fe31:541b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5134) 01/28/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 20.62 0.44 19.75 0.42 16.88 14637.30 3296.48 00:30:11 34.37 1.85 31.46 1.06 313.31 11156.15 2792.38 Average: 27.61 1.16 25.71 0.75 167.63 12866.89 3040.11 00:10:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19703168 28382556 3907648 11.89 184928 8568608 4020944 11.86 2238072 10297452 52 00:30:11 19468848 31595172 675376 2.06 223956 11831708 1302984 3.84 3390948 9178996 12 Average: 19586008 29988864 2291512 6.97 204442 10200158 2661964 7.85 2814510 9738224 32 00:10:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 2419.94 2419.94 2310.01 2310.01 0.00 0.00 0.00 0.00 00:20:01 ens3 49.92 41.44 316.31 11.09 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:11 lo 2073.81 2073.81 1972.96 1972.96 0.00 0.00 0.00 0.00 00:30:11 ens3 167.50 180.46 242.30 2606.36 0.00 0.00 0.00 0.00 00:30:11 docker0 90.73 83.96 1335.97 70.42 0.00 0.00 0.00 0.00 Average: lo 2243.91 2243.91 2138.60 2138.60 0.00 0.00 0.00 0.00 Average: ens3 109.72 112.14 278.67 1330.97 0.00 0.00 0.00 0.00 Average: docker0 46.14 42.70 679.44 35.81 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-5134) 01/28/26 _x86_64_ (8 CPU) 00:00:28 LINUX RESTART (8 CPU) 00:10:11 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 27.64 0.00 1.66 0.24 0.06 70.40 00:20:01 0 17.54 0.00 0.86 0.29 0.05 81.25 00:20:01 1 39.87 0.00 3.43 0.05 0.08 56.57 00:20:01 2 27.53 0.00 1.39 0.06 0.07 70.95 00:20:01 3 24.83 0.00 1.19 0.21 0.06 73.71 00:20:01 4 29.11 0.00 1.14 0.83 0.06 68.85 00:20:01 5 29.84 0.00 1.59 0.09 0.06 68.42 00:20:01 6 29.91 0.00 2.61 0.29 0.07 67.12 00:20:01 7 22.53 0.00 1.07 0.10 0.06 76.24 00:30:11 all 11.37 0.00 1.47 0.27 0.04 86.85 00:30:11 0 13.22 0.00 0.69 0.16 0.04 85.90 00:30:11 1 9.35 0.00 1.74 0.47 0.04 88.40 00:30:11 2 8.21 0.00 0.96 0.38 0.04 90.41 00:30:11 3 12.19 0.00 2.20 0.30 0.04 85.27 00:30:11 4 15.70 0.00 1.84 0.11 0.04 82.30 00:30:11 5 10.58 0.00 1.17 0.11 0.04 88.10 00:30:11 6 14.99 0.00 2.39 0.20 0.04 82.38 00:30:11 7 6.72 0.00 0.78 0.46 0.04 92.00 Average: all 19.36 0.00 1.56 0.26 0.05 78.77 Average: 0 15.35 0.00 0.77 0.22 0.04 83.61 Average: 1 24.32 0.00 2.57 0.27 0.06 72.79 Average: 2 17.70 0.00 1.17 0.22 0.06 80.86 Average: 3 18.41 0.00 1.70 0.26 0.05 79.58 Average: 4 22.28 0.00 1.50 0.46 0.05 75.70 Average: 5 20.02 0.00 1.38 0.10 0.05 78.45 Average: 6 22.32 0.00 2.50 0.25 0.06 74.88 Average: 7 14.48 0.00 0.92 0.28 0.05 84.27