---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5073 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 15% / 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 696 9615 4 5677 14950 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:87:35:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.63/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:fe87:35e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:2e:f5:6f:73:97 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-5073) 01/27/26 _x86_64_ (4 CPU) 20:46:19 LINUX RESTART (4 CPU) 20:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 44.48 2.67 26.00 15.81 545.00 5752.06 254468.37 21:10:06 36.57 0.04 32.65 3.88 1.23 5565.87 39263.91 Average: 40.48 1.34 29.36 9.78 270.28 5657.99 145744.56 20:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9193724 13312056 2641892 16.14 167480 4022016 2862984 16.43 934504 5808364 117136 21:10:06 8018228 13225816 2723068 16.63 184340 5048108 2839444 16.30 1167544 6684612 31240 Average: 8605976 13268936 2682480 16.38 175910 4535062 2851214 16.37 1051024 6246488 74188 20:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 713.27 713.27 679.12 679.12 0.00 0.00 0.00 0.00 21:00:01 ens3 103.18 77.05 730.84 17.55 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:06 lo 1374.60 1374.60 1309.52 1309.52 0.00 0.00 0.00 0.00 21:10:06 ens3 55.50 43.04 212.52 13.55 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1047.38 1047.38 997.61 997.61 0.00 0.00 0.00 0.00 Average: ens3 79.09 59.87 468.98 15.53 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-5073) 01/27/26 _x86_64_ (4 CPU) 20:46:19 LINUX RESTART (4 CPU) 20:50:08 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 63.73 0.00 2.33 0.17 0.08 33.68 21:00:01 0 62.96 0.00 2.39 0.18 0.08 34.39 21:00:01 1 65.38 0.00 2.22 0.25 0.08 32.07 21:00:01 2 60.61 0.00 2.27 0.14 0.08 36.89 21:00:01 3 65.98 0.00 2.46 0.11 0.08 31.37 21:10:06 all 61.63 0.00 2.46 0.09 0.08 35.74 21:10:06 0 61.70 0.00 2.73 0.11 0.09 35.37 21:10:06 1 61.66 0.00 2.48 0.08 0.08 35.70 21:10:06 2 62.59 0.00 2.49 0.09 0.08 34.75 21:10:06 3 60.56 0.00 2.14 0.10 0.08 37.12 Average: all 62.67 0.00 2.40 0.13 0.08 34.72 Average: 0 62.32 0.00 2.56 0.15 0.09 34.89 Average: 1 63.50 0.00 2.35 0.16 0.08 33.91 Average: 2 61.61 0.00 2.38 0.11 0.08 35.81 Average: 3 63.24 0.00 2.30 0.10 0.08 34.27