---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2557 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 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 706 9462 4 5819 14940 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:a9:1e:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84443sec preferred_lft 84443sec inet6 fe80::f816:3eff:fea9:1eaf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:89:c2:0d:56:80 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-2557) 10/10/25 _x86_64_ (4 CPU) 20:46:18 LINUX RESTART (4 CPU) 20:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 25.48 1.28 21.86 2.34 688.38 5662.48 20911.47 21:10:17 33.33 0.04 29.45 3.84 1.65 5350.43 28758.55 Average: 29.47 0.65 25.72 3.10 339.47 5503.93 24898.41 20:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9453512 13593908 2359132 14.41 165724 4049116 2702708 15.51 1016820 5447596 17012 21:10:17 7470988 12814748 3133264 19.14 182204 5184460 3310496 19.00 1262724 7126564 22972 Average: 8462250 13204328 2746198 16.77 173964 4616788 3006602 17.26 1139772 6287080 19992 20:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 748.32 748.32 712.56 712.56 0.00 0.00 0.00 0.00 21:00:01 ens3 71.55 53.82 543.05 13.22 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:17 lo 1422.39 1422.39 1355.08 1355.08 0.00 0.00 0.00 0.00 21:10:17 ens3 62.36 48.24 210.69 14.83 0.00 0.00 0.00 0.00 21:10:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1090.80 1090.80 1039.01 1039.01 0.00 0.00 0.00 0.00 Average: ens3 66.88 50.98 374.19 14.04 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-2557) 10/10/25 _x86_64_ (4 CPU) 20:46:18 LINUX RESTART (4 CPU) 20:50:04 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 61.30 0.00 2.46 0.19 0.10 35.95 21:00:01 0 60.00 0.00 2.02 0.15 0.10 37.74 21:00:01 1 62.68 0.00 3.00 0.27 0.10 33.95 21:00:01 2 61.46 0.00 2.51 0.17 0.10 35.76 21:00:01 3 61.08 0.00 2.30 0.19 0.10 36.34 21:10:17 all 61.18 0.00 2.60 0.17 0.10 35.95 21:10:17 0 60.39 0.00 2.59 0.17 0.11 36.75 21:10:17 1 57.60 0.00 2.44 0.30 0.10 39.56 21:10:17 2 63.64 0.00 2.65 0.08 0.10 33.53 21:10:17 3 63.11 0.00 2.73 0.12 0.10 33.94 Average: all 61.24 0.00 2.53 0.18 0.10 35.95 Average: 0 60.20 0.00 2.31 0.16 0.10 37.23 Average: 1 60.10 0.00 2.71 0.28 0.10 36.80 Average: 2 62.57 0.00 2.58 0.12 0.10 34.63 Average: 3 62.11 0.00 2.51 0.15 0.10 35.12