---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-7468 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 12G 66G 16% / 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 645 8741 4 6602 15001 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:48:88:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84438sec preferred_lft 84438sec inet6 fe80::f816:3eff:fe48:88c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:90:e7:36:a7:94 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-7468) 11/10/25 _x86_64_ (4 CPU) 00:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:16 25.38 0.08 22.46 2.83 7.41 2184.90 14564.86 00:20:01 22.07 0.10 19.58 2.39 5.40 9077.44 7859.54 Average: 23.75 0.09 21.04 2.61 6.42 5584.10 11257.99 00:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:16 8874952 12920464 3035244 18.54 152516 3991980 3177396 18.24 945584 6142204 124652 00:20:01 9029352 15429768 516848 3.16 174236 6246296 1023644 5.88 1790220 5027152 1120 Average: 8952152 14175116 1776046 10.85 163376 5119138 2100520 12.06 1367902 5584678 62886 00:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:16 lo 1038.57 1038.57 988.51 988.51 0.00 0.00 0.00 0.00 00:10:16 ens3 40.21 29.80 27.23 11.37 0.00 0.00 0.00 0.00 00:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:01 lo 526.15 526.15 2758.27 2758.27 0.00 0.00 0.00 0.00 00:20:01 ens3 103.95 103.15 129.44 1085.95 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 785.86 785.86 1861.30 1861.30 0.00 0.00 0.00 0.00 Average: ens3 71.65 65.98 77.64 541.32 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-7468) 11/10/25 _x86_64_ (4 CPU) 00:00:14 CPU %user %nice %system %iowait %steal %idle 00:10:16 all 65.40 0.00 2.42 0.33 0.13 31.73 00:10:16 0 64.81 0.00 2.50 0.56 0.13 32.00 00:10:16 1 65.08 0.00 2.28 0.27 0.13 32.25 00:10:16 2 67.09 0.00 2.51 0.29 0.13 29.97 00:10:16 3 64.62 0.00 2.38 0.20 0.12 32.68 00:20:01 all 39.53 0.00 1.64 0.49 0.09 58.25 00:20:01 0 35.25 0.00 1.59 0.14 0.09 62.94 00:20:01 1 42.88 0.00 1.71 0.40 0.10 54.90 00:20:01 2 40.72 0.00 1.68 0.63 0.10 56.86 00:20:01 3 39.28 0.00 1.56 0.78 0.10 58.28 Average: all 52.63 0.00 2.03 0.41 0.11 44.82 Average: 0 50.23 0.00 2.05 0.35 0.11 47.26 Average: 1 54.13 0.00 2.00 0.34 0.11 43.42 Average: 2 54.06 0.00 2.10 0.46 0.11 43.26 Average: 3 52.11 0.00 1.97 0.49 0.11 45.32