---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2377 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 68G 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 654 10506 4 4828 14992 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:58:b6:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84573sec preferred_lft 84573sec inet6 fe80::f816:3eff:fe58:b63f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:80:98:70:fb: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-2377) 01/20/26 _x86_64_ (4 CPU) 14:36:23 LINUX RESTART (4 CPU) 14:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:00 12.23 2.30 9.27 0.67 529.60 2366.21 6578.31 15:00:00 21.65 0.83 18.22 2.60 27.01 3521.76 5951.32 Average: 16.94 1.56 13.75 1.63 278.30 2943.99 6264.81 14:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:00 10251976 13393824 2567928 15.68 121268 3169572 3016496 17.31 645920 5119928 24432 15:00:00 8867188 13088504 2864068 17.49 164172 4116620 3101336 17.80 904744 6143784 115752 Average: 9559582 13241164 2715998 16.59 142720 3643096 3058916 17.56 775332 5631856 70092 14:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:00 lo 0.73 0.73 0.07 0.07 0.00 0.00 0.00 0.00 14:50:00 ens3 66.62 51.17 620.71 11.91 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:00 lo 1101.10 1101.10 1048.40 1048.40 0.00 0.00 0.00 0.00 15:00:00 ens3 79.41 57.58 365.40 18.78 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 550.92 550.92 524.24 524.24 0.00 0.00 0.00 0.00 Average: ens3 73.02 54.38 493.05 15.34 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-2377) 01/20/26 _x86_64_ (4 CPU) 14:36:23 LINUX RESTART (4 CPU) 14:40:00 CPU %user %nice %system %iowait %steal %idle 14:50:00 all 37.52 0.00 1.22 0.12 0.07 61.07 14:50:00 0 37.83 0.00 1.31 0.07 0.07 60.73 14:50:00 1 36.90 0.00 1.10 0.10 0.07 61.84 14:50:00 2 38.76 0.00 1.33 0.11 0.07 59.73 14:50:00 3 36.59 0.00 1.16 0.21 0.08 61.97 15:00:00 all 70.90 0.00 2.64 0.06 0.12 26.27 15:00:00 0 68.99 0.00 2.35 0.05 0.12 28.50 15:00:00 1 72.60 0.00 2.62 0.06 0.11 24.61 15:00:00 2 69.06 0.00 2.74 0.08 0.12 27.99 15:00:00 3 72.96 0.00 2.85 0.07 0.12 24.00 Average: all 54.20 0.00 1.93 0.09 0.09 43.69 Average: 0 53.41 0.00 1.83 0.06 0.09 44.62 Average: 1 54.73 0.00 1.86 0.08 0.09 43.24 Average: 2 53.89 0.00 2.04 0.09 0.10 43.89 Average: 3 54.76 0.00 2.00 0.14 0.10 43.00