---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-34738 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 667 9664 4 5656 14978 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:0e:1d:91 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.36/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84544sec preferred_lft 84544sec inet6 fe80::f816:3eff:fe0e:1d91/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:40:f9:e8:d9:c8 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-34738) 01/14/26 _x86_64_ (4 CPU) 00:38:15 LINUX RESTART (4 CPU) 00:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:06 64.29 2.81 43.15 18.34 723.72 4867.51 354335.24 01:00:12 14.66 0.20 13.15 1.31 5.63 1639.49 11379.53 Average: 39.38 1.50 28.09 9.79 363.28 3247.22 182190.58 00:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:06 9681112 13307156 2651444 16.19 147044 3617148 2961176 17.00 876704 5440904 37892 01:00:12 9163316 13288812 2666264 16.28 164592 4066240 2958244 16.98 1001284 5803216 122388 Average: 9422214 13297984 2658854 16.24 155818 3841694 2959710 16.99 938994 5622060 80140 00:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:06 lo 18.85 18.85 4.06 4.06 0.00 0.00 0.00 0.00 00:50:06 ens3 76.71 56.13 759.37 10.94 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 01:00:12 lo 803.94 803.94 733.03 733.03 0.00 0.00 0.00 0.00 01:00:12 ens3 30.87 24.36 269.61 5.28 0.00 0.00 0.00 0.00 01:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 412.92 412.92 369.96 369.96 0.00 0.00 0.00 0.00 Average: ens3 53.70 40.19 513.54 8.10 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-34738) 01/14/26 _x86_64_ (4 CPU) 00:38:15 LINUX RESTART (4 CPU) 00:40:06 CPU %user %nice %system %iowait %steal %idle 00:50:06 all 35.19 0.00 1.62 0.52 0.09 62.58 00:50:06 0 34.45 0.00 1.43 0.22 0.09 63.81 00:50:06 1 35.37 0.00 1.60 0.34 0.09 62.60 00:50:06 2 34.95 0.00 1.60 1.21 0.09 62.16 00:50:06 3 35.98 0.00 1.84 0.33 0.09 61.76 01:00:12 all 23.07 0.00 1.30 0.05 0.09 75.49 01:00:12 0 22.80 0.00 1.27 0.04 0.09 75.80 01:00:12 1 22.34 0.00 1.22 0.06 0.09 76.29 01:00:12 2 23.53 0.00 1.32 0.07 0.09 75.00 01:00:12 3 23.61 0.00 1.41 0.04 0.08 74.86 Average: all 29.11 0.00 1.46 0.29 0.09 69.06 Average: 0 28.60 0.00 1.35 0.13 0.09 69.83 Average: 1 28.83 0.00 1.41 0.20 0.09 69.47 Average: 2 29.21 0.00 1.46 0.63 0.09 68.61 Average: 3 29.77 0.00 1.62 0.18 0.08 68.34