---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2889 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: 5600.00 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 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 635 10563 4 4790 15011 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:c6:81:b6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.162/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84767sec preferred_lft 84767sec inet6 fe80::f816:3eff:fec6:81b6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:79:dd:2a:fa:6a 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-2889) 10/28/25 _x86_64_ (4 CPU) 14:48:09 LINUX RESTART (4 CPU) 14:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:00:14 12.00 2.53 9.07 0.40 457.07 3169.45 438.37 15:10:30 3.46 0.18 3.16 0.12 6.18 424.34 28.07 Average: 7.71 1.35 6.10 0.26 230.71 1791.31 232.39 14:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:00:14 9366300 12338816 3624928 22.14 109808 3033900 3825728 21.96 596864 6063120 500 15:10:30 10640652 13743848 2218844 13.55 114120 3150108 2431276 13.96 624228 4771132 11244 Average: 10003476 13041332 2921886 17.85 111964 3092004 3128502 17.96 610546 5417126 5872 14:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:00:14 lo 0.71 0.71 0.38 0.38 0.00 0.00 0.00 0.00 15:00:14 ens3 64.15 49.15 644.40 6.76 0.00 0.00 0.00 0.00 15:00:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:30 lo 0.43 0.43 0.03 0.03 0.00 0.00 0.00 0.00 15:10:30 ens3 6.35 4.87 29.41 1.09 0.00 0.00 0.00 0.00 15:10:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.57 0.57 0.20 0.20 0.00 0.00 0.00 0.00 Average: ens3 35.13 26.92 335.65 3.91 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-2889) 10/28/25 _x86_64_ (4 CPU) 14:48:09 LINUX RESTART (4 CPU) 14:50:04 CPU %user %nice %system %iowait %steal %idle 15:00:14 all 54.91 0.00 1.11 0.25 0.12 43.61 15:00:14 0 54.92 0.00 0.97 0.19 0.12 43.80 15:00:14 1 60.69 0.00 0.92 0.15 0.13 38.11 15:00:14 2 51.10 0.00 1.28 0.34 0.12 47.15 15:00:14 3 52.93 0.00 1.27 0.32 0.12 45.36 15:10:30 all 47.96 0.00 0.54 0.07 0.09 51.33 15:10:30 0 52.24 0.00 0.53 0.02 0.10 47.12 15:10:30 1 39.56 0.00 0.54 0.16 0.08 59.66 15:10:30 2 46.87 0.00 0.54 0.01 0.09 52.50 15:10:30 3 53.20 0.00 0.56 0.10 0.09 46.04 Average: all 51.42 0.00 0.82 0.16 0.11 47.49 Average: 0 53.58 0.00 0.75 0.10 0.11 45.46 Average: 1 50.07 0.00 0.73 0.16 0.11 48.94 Average: 2 48.97 0.00 0.90 0.18 0.11 49.84 Average: 3 53.07 0.00 0.91 0.21 0.11 45.70