---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4474 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 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 698 9469 4 5820 14948 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:b6:63:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.90/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:feb6:63df/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:24:76:40:1e:ae 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-4474) 10/17/25 _x86_64_ (4 CPU) 10:09:53 LINUX RESTART (4 CPU) 10:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:08 52.06 15.48 34.14 2.45 2096.27 16296.51 22411.56 10:30:08 41.33 0.05 26.83 14.46 1.44 3007.74 263447.37 Average: 46.73 7.81 30.51 8.41 1055.70 9695.54 142141.92 10:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:08 9128124 13150252 2804860 17.13 152108 3967024 3037264 17.43 951208 5876808 193116 10:30:08 8176120 12728232 3223248 19.69 175960 4428608 3356668 19.27 1104248 6628596 287444 Average: 8652122 12939242 3014054 18.41 164034 4197816 3196966 18.35 1027728 6252702 240280 10:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:08 lo 489.12 489.12 465.34 465.34 0.00 0.00 0.00 0.00 10:20:08 ens3 125.20 93.72 1091.36 19.00 0.00 0.00 0.00 0.00 10:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:08 lo 1598.58 1598.58 1523.29 1523.29 0.00 0.00 0.00 0.00 10:30:08 ens3 26.83 23.48 127.83 6.08 0.00 0.00 0.00 0.00 10:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1040.23 1040.23 990.86 990.86 0.00 0.00 0.00 0.00 Average: ens3 76.34 58.83 612.74 12.58 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-4474) 10/17/25 _x86_64_ (4 CPU) 10:09:53 LINUX RESTART (4 CPU) 10:10:00 CPU %user %nice %system %iowait %steal %idle 10:20:08 all 52.18 0.00 2.36 4.32 0.14 41.00 10:20:08 0 55.58 0.00 2.35 3.30 0.14 38.63 10:20:08 1 51.97 0.00 2.56 3.46 0.13 41.87 10:20:08 2 52.24 0.00 2.56 2.09 0.14 42.96 10:20:08 3 48.95 0.00 1.96 8.42 0.13 40.54 10:30:08 all 58.97 0.00 2.63 1.95 0.14 36.31 10:30:08 0 59.49 0.00 2.59 2.29 0.14 35.49 10:30:08 1 57.19 0.00 2.65 1.91 0.13 38.11 10:30:08 2 60.85 0.00 2.92 1.21 0.14 34.88 10:30:08 3 58.34 0.00 2.34 2.40 0.15 36.77 Average: all 55.55 0.00 2.49 3.15 0.14 38.68 Average: 0 57.52 0.00 2.47 2.80 0.14 37.07 Average: 1 54.56 0.00 2.61 2.69 0.13 40.01 Average: 2 56.51 0.00 2.74 1.65 0.14 38.95 Average: 3 53.59 0.00 2.15 5.44 0.14 38.68