---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1800 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 624 10443 4 4921 15022 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:5e:8c:7a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84672sec preferred_lft 84672sec inet6 fe80::f816:3eff:fe5e:8c7a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:f5:ec:5c:70:0c 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1800) 10/24/25 _x86_64_ (4 CPU) 16:52:12 LINUX RESTART (4 CPU) 17:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:00 3.30 0.06 3.07 0.17 6.74 514.67 19.24 17:20:00 20.11 0.55 17.67 1.89 20.50 2509.18 12845.90 Average: 11.70 0.30 10.36 1.03 13.62 1511.38 6429.04 17:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:00 9468652 12616972 3346404 20.44 113536 3200336 3578324 20.54 675668 5874336 228 17:20:00 10724452 15395852 561352 3.43 134516 4644156 1069220 6.14 1049656 4165588 1062216 Average: 10096552 14006412 1953878 11.93 124026 3922246 2323772 13.34 862662 5019962 531222 17:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:00 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 17:10:00 ens3 7.15 6.56 38.03 1.96 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:00 lo 494.53 494.53 470.75 470.75 0.00 0.00 0.00 0.00 17:20:00 ens3 48.08 35.80 485.10 16.92 0.00 0.00 0.00 0.00 17:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 247.42 247.42 235.43 235.43 0.00 0.00 0.00 0.00 Average: ens3 27.60 21.18 261.44 9.43 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-1800) 10/24/25 _x86_64_ (4 CPU) 16:52:12 LINUX RESTART (4 CPU) 17:00:00 CPU %user %nice %system %iowait %steal %idle 17:10:00 all 48.61 0.00 0.67 0.20 0.32 50.19 17:10:00 0 45.49 0.00 0.76 0.11 0.32 53.32 17:10:00 1 51.01 0.00 0.58 0.20 0.27 47.94 17:10:00 2 40.67 0.00 0.67 0.42 0.38 57.85 17:10:00 3 57.28 0.00 0.68 0.09 0.30 41.65 17:20:00 all 53.57 0.00 1.38 0.21 0.08 44.75 17:20:00 0 43.42 0.00 1.33 0.16 0.08 55.01 17:20:00 1 66.15 0.00 1.50 0.14 0.09 32.12 17:20:00 2 43.17 0.00 1.33 0.37 0.08 55.06 17:20:00 3 61.56 0.00 1.37 0.17 0.09 36.81 Average: all 51.09 0.00 1.03 0.21 0.20 47.47 Average: 0 44.45 0.00 1.04 0.13 0.20 54.17 Average: 1 58.58 0.00 1.04 0.17 0.18 40.03 Average: 2 41.92 0.00 1.00 0.39 0.23 56.46 Average: 3 59.42 0.00 1.02 0.13 0.19 39.23