---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14688 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 11G 67G 14% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 647 9940 4 5400 14998 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:b1:6a:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84437sec preferred_lft 84437sec inet6 fe80::f816:3eff:feb1:6a5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:69:cb:a6:ed:ec 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 ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14688) 12/18/25 _x86_64_ (4 CPU) 00:37:17 LINUX RESTART (4 CPU) 00:40:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:06 46.16 2.77 38.54 4.85 543.65 3525.99 106435.98 01:00:01 22.93 0.20 9.01 13.72 6.13 1499.90 241897.77 Average: 34.59 1.49 23.84 9.27 275.99 2517.09 173889.70 00:40:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:06 8661688 11979504 3981396 24.32 144128 3319428 4035852 23.17 769500 6572616 12392 01:00:01 9289788 13190724 2766212 16.89 162272 3845696 3014364 17.30 911972 5770492 181108 Average: 8975738 12585114 3373804 20.61 153200 3582562 3525108 20.23 840736 6171554 96750 00:40:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:06 lo 17.85 17.85 3.83 3.83 0.00 0.00 0.00 0.00 00:50:06 ens3 58.91 45.78 627.95 10.31 0.00 0.00 0.00 0.00 00:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 486.80 486.80 427.83 427.83 0.00 0.00 0.00 0.00 01:00:01 ens3 32.73 22.66 274.80 4.98 0.00 0.00 0.00 0.00 01:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 251.37 251.37 214.96 214.96 0.00 0.00 0.00 0.00 Average: ens3 45.87 34.27 452.10 7.66 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-14688) 12/18/25 _x86_64_ (4 CPU) 00:37:17 LINUX RESTART (4 CPU) 00:40:07 CPU %user %nice %system %iowait %steal %idle 00:50:06 all 33.08 0.00 1.34 0.32 0.09 65.18 00:50:06 0 33.65 0.00 1.22 0.09 0.09 64.95 00:50:06 1 32.38 0.00 1.21 0.10 0.09 66.21 00:50:06 2 34.43 0.00 1.33 0.79 0.09 63.35 00:50:06 3 31.85 0.00 1.60 0.28 0.09 66.19 01:00:01 all 22.03 0.00 1.13 0.05 0.09 76.69 01:00:01 0 23.70 0.00 1.31 0.10 0.09 74.80 01:00:01 1 22.54 0.00 0.94 0.03 0.09 76.40 01:00:01 2 21.23 0.00 1.12 0.06 0.09 77.49 01:00:01 3 20.64 0.00 1.15 0.03 0.09 78.08 Average: all 27.58 0.00 1.24 0.18 0.09 70.91 Average: 0 28.70 0.00 1.26 0.10 0.09 69.85 Average: 1 27.48 0.00 1.08 0.06 0.09 71.29 Average: 2 27.86 0.00 1.23 0.43 0.09 70.39 Average: 3 26.27 0.00 1.38 0.15 0.09 72.11