---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5758 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): 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: 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 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 658 10230 4 5101 14988 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:41:a1:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.188/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84484sec preferred_lft 84484sec inet6 fe80::f816:3eff:fe41:a1ef/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:84:2c:8c:17:7f 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5758) 01/29/26 _x86_64_ (4 CPU) 15:46:50 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:30 14.65 2.23 11.40 1.03 677.54 2728.34 19299.91 16:10:02 17.86 0.87 15.34 1.65 28.37 3589.31 1015.21 Average: 16.18 1.58 13.28 1.32 368.29 3138.49 10589.39 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:30 10433304 13831968 2127700 13.00 125132 3419012 2440976 14.01 740420 4842008 30884 16:10:02 8993024 13368212 2582620 15.77 168012 4266384 2749352 15.78 986052 5924300 5696 Average: 9713164 13600090 2355160 14.38 146572 3842698 2595164 14.90 863236 5383154 18290 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:30 lo 0.74 0.74 0.08 0.08 0.00 0.00 0.00 0.00 16:00:30 ens3 80.73 62.80 809.42 12.01 0.00 0.00 0.00 0.00 16:00:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 502.35 502.35 477.50 477.50 0.00 0.00 0.00 0.00 16:10:02 ens3 91.00 68.15 385.64 25.70 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 239.70 239.70 227.51 227.51 0.00 0.00 0.00 0.00 Average: ens3 85.63 65.34 607.54 18.53 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5758) 01/29/26 _x86_64_ (4 CPU) 15:46:50 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:30 all 35.35 0.00 1.34 0.31 0.07 62.93 16:00:30 0 35.99 0.00 1.22 0.28 0.07 62.44 16:00:30 1 34.19 0.00 1.44 0.39 0.07 63.90 16:00:30 2 36.70 0.00 1.58 0.24 0.07 61.41 16:00:30 3 34.50 0.00 1.12 0.35 0.07 63.96 16:10:02 all 70.62 0.00 2.55 0.11 0.14 26.59 16:10:02 0 69.24 0.00 2.29 0.10 0.13 28.24 16:10:02 1 71.93 0.00 2.31 0.07 0.14 25.55 16:10:02 2 73.13 0.00 3.06 0.10 0.14 23.57 16:10:02 3 68.18 0.00 2.53 0.18 0.13 28.98 Average: all 52.14 0.00 1.92 0.22 0.10 45.62 Average: 0 51.84 0.00 1.73 0.19 0.10 46.14 Average: 1 52.16 0.00 1.86 0.24 0.10 45.64 Average: 2 54.05 0.00 2.29 0.17 0.11 43.39 Average: 3 50.53 0.00 1.79 0.27 0.10 47.31