---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10430 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 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 646 10399 4 4943 15000 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:d4:d0:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.187/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84824sec preferred_lft 84824sec inet6 fe80::f816:3eff:fed4:d081/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b6:c0:ac:85:63:ba 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-10430) 11/14/25 _x86_64_ (4 CPU) 13:04:29 LINUX RESTART (4 CPU) 13:10:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:20:22 3.56 0.06 3.33 0.17 6.70 578.35 150.88 13:30:01 21.82 0.57 19.24 2.02 21.22 3343.74 12025.33 Average: 12.47 0.30 11.09 1.07 13.78 1926.57 5940.11 13:10:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:20:22 9380584 12554924 3406808 20.81 114592 3225520 3662144 21.02 699508 5955180 168 13:30:01 10646428 15346404 609204 3.72 135848 4671684 1120908 6.43 1071524 4242996 844040 Average: 10013506 13950664 2008006 12.26 125220 3948602 2391526 13.73 885516 5099088 422104 13:10:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:20:22 lo 0.61 0.61 0.38 0.38 0.00 0.00 0.00 0.00 13:20:22 ens3 10.31 7.80 37.00 2.27 0.00 0.00 0.00 0.00 13:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:30:01 lo 516.71 516.71 491.93 491.93 0.00 0.00 0.00 0.00 13:30:01 ens3 53.49 38.16 502.37 17.81 0.00 0.00 0.00 0.00 13:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 252.23 252.23 240.02 240.02 0.00 0.00 0.00 0.00 Average: ens3 31.36 22.60 263.88 9.85 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-10430) 11/14/25 _x86_64_ (4 CPU) 13:04:29 LINUX RESTART (4 CPU) 13:10:13 CPU %user %nice %system %iowait %steal %idle 13:20:22 all 49.95 0.00 0.65 0.17 0.07 49.17 13:20:22 0 66.42 0.00 0.67 0.02 0.08 32.80 13:20:22 1 44.21 0.00 0.70 0.31 0.07 54.71 13:20:22 2 43.07 0.00 0.52 0.01 0.07 56.33 13:20:22 3 46.09 0.00 0.70 0.33 0.07 52.81 13:30:01 all 54.82 0.00 1.43 0.10 0.08 43.57 13:30:01 0 63.28 0.00 1.19 0.10 0.09 35.34 13:30:01 1 43.89 0.00 1.73 0.06 0.08 54.25 13:30:01 2 62.78 0.00 1.50 0.11 0.08 35.52 13:30:01 3 49.39 0.00 1.29 0.13 0.07 49.12 Average: all 52.32 0.00 1.03 0.13 0.08 46.44 Average: 0 64.89 0.00 0.93 0.06 0.08 34.04 Average: 1 44.05 0.00 1.20 0.19 0.08 54.48 Average: 2 52.67 0.00 1.00 0.06 0.08 46.20 Average: 3 47.69 0.00 0.99 0.23 0.07 51.01