---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3404 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 9.2G 69G 12% / 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 613 11763 4 3612 15033 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:df:d2:be brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84505sec preferred_lft 84505sec inet6 fe80::f816:3eff:fedf:d2be/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 82:59:eb:f4:93:6f 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-3404) 10/29/25 _x86_64_ (4 CPU) 18:06:24 LINUX RESTART (4 CPU) 18:10:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:20:34 14.39 0.49 3.52 10.38 333.42 407.36 249617.39 18:30:01 40.03 4.21 34.93 0.89 262.41 3753.66 2083.57 Average: 26.83 2.29 18.76 5.78 298.96 2031.47 129478.14 18:10:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:20:34 13622008 15526040 490256 2.99 56292 2073304 1134492 6.51 318900 2185848 8 18:30:01 11104716 14038892 1924632 11.75 111696 2988936 2344892 13.46 594524 4341472 28776 Average: 12363362 14782466 1207444 7.37 83994 2531120 1739692 9.99 456712 3263660 14392 18:10:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:20:34 lo 0.13 0.13 0.01 0.01 0.00 0.00 0.00 0.00 18:20:34 ens3 4.29 2.00 85.12 0.28 0.00 0.00 0.00 0.00 18:20:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:01 lo 0.67 0.67 0.07 0.07 0.00 0.00 0.00 0.00 18:30:01 ens3 80.06 60.50 643.90 12.96 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.39 0.39 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 41.07 30.39 356.32 6.44 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-3404) 10/29/25 _x86_64_ (4 CPU) 18:06:24 LINUX RESTART (4 CPU) 18:10:34 CPU %user %nice %system %iowait %steal %idle 18:20:34 all 0.32 0.00 0.11 1.95 0.01 97.61 18:20:34 0 0.28 0.00 0.10 0.91 0.01 98.71 18:20:34 1 0.42 0.00 0.12 0.62 0.01 98.84 18:20:34 2 0.21 0.00 0.10 1.67 0.01 98.01 18:20:34 3 0.40 0.00 0.11 4.62 0.02 94.86 18:30:01 all 29.24 0.00 1.16 0.51 0.09 69.01 18:30:01 0 30.65 0.00 0.97 0.33 0.07 67.99 18:30:01 1 29.06 0.00 1.26 0.27 0.12 69.29 18:30:01 2 29.13 0.00 1.13 0.56 0.07 69.11 18:30:01 3 28.13 0.00 1.27 0.86 0.09 69.65 Average: all 14.35 0.00 0.62 1.25 0.05 83.74 Average: 0 15.01 0.00 0.52 0.63 0.04 83.81 Average: 1 14.30 0.00 0.67 0.45 0.06 84.52 Average: 2 14.24 0.00 0.60 1.13 0.04 83.99 Average: 3 13.85 0.00 0.67 2.80 0.05 82.63