---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18685 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: 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 663 9792 4 5533 14983 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:5a:b5:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84570sec preferred_lft 84570sec inet6 fe80::f816:3eff:fe5a:b5dc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:6b:6a:5f:fe:78 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-18685) 01/06/26 _x86_64_ (4 CPU) 00:37:17 LINUX RESTART (4 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 59.35 2.37 39.36 17.62 727.57 3941.29 353760.53 01:00:01 16.09 0.20 14.08 1.81 6.20 1630.76 13612.13 Average: 37.73 1.28 26.72 9.72 367.02 2786.46 183750.13 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 9712864 13247480 2711988 16.56 146884 3523936 2991868 17.17 856596 5431444 21188 01:00:01 9367500 13287736 2668868 16.30 162832 3865692 3009280 17.27 977164 5628964 27440 Average: 9540182 13267608 2690428 16.43 154858 3694814 3000574 17.22 916880 5530204 24314 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 22.14 22.14 4.89 4.89 0.00 0.00 0.00 0.00 00:50:01 ens3 40.07 28.48 284.67 7.77 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 lo 1025.20 1025.20 946.68 946.68 0.00 0.00 0.00 0.00 01:00:01 ens3 42.00 30.01 277.70 6.94 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 523.49 523.49 475.61 475.61 0.00 0.00 0.00 0.00 Average: ens3 41.03 29.24 281.18 7.35 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-18685) 01/06/26 _x86_64_ (4 CPU) 00:37:17 LINUX RESTART (4 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 37.23 0.00 1.41 0.64 0.09 60.63 00:50:01 0 36.83 0.00 1.05 0.22 0.09 61.81 00:50:01 1 36.44 0.00 1.50 0.45 0.09 61.51 00:50:01 2 38.01 0.00 1.50 1.40 0.09 59.00 00:50:01 3 37.63 0.00 1.58 0.50 0.10 60.19 01:00:01 all 26.02 0.00 1.31 0.05 0.08 72.53 01:00:01 0 25.98 0.00 1.09 0.02 0.08 72.83 01:00:01 1 25.02 0.00 1.29 0.05 0.08 73.56 01:00:01 2 27.22 0.00 1.24 0.09 0.08 71.36 01:00:01 3 25.88 0.00 1.63 0.05 0.08 72.36 Average: all 31.63 0.00 1.36 0.35 0.09 66.57 Average: 0 31.42 0.00 1.07 0.12 0.09 67.30 Average: 1 30.73 0.00 1.40 0.25 0.09 67.54 Average: 2 32.63 0.00 1.37 0.74 0.09 65.17 Average: 3 31.76 0.00 1.61 0.27 0.09 66.27