---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13996 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 652 8687 4 6649 14994 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:18:fe:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84430sec preferred_lft 84430sec inet6 fe80::f816:3eff:fe18:fe30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:34:4c:9e:ce:a7 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13996) 12/16/25 _x86_64_ (4 CPU) 00:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:04 29.64 0.05 26.42 3.18 3.23 2396.41 7897.33 00:20:04 18.45 0.12 16.44 1.89 6.25 8419.23 22684.47 Average: 24.05 0.08 21.43 2.53 4.74 5407.82 15290.90 00:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:04 8620960 12715900 3238392 19.78 158504 4033304 3441256 19.75 968616 6364444 36964 00:20:04 8939740 15387084 558544 3.41 177360 6289848 1103880 6.34 1781272 5143024 13300 Average: 8780350 14051492 1898468 11.60 167932 5161576 2272568 13.04 1374944 5753734 25132 00:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:04 lo 1352.90 1352.90 1287.98 1287.98 0.00 0.00 0.00 0.00 00:10:04 ens3 43.52 32.68 37.60 11.65 0.00 0.00 0.00 0.00 00:10:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:20:04 lo 350.22 350.22 4742.56 4742.56 0.00 0.00 0.00 0.00 00:20:04 ens3 103.61 109.91 131.93 1055.38 0.00 0.00 0.00 0.00 00:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 851.56 851.56 3015.27 3015.27 0.00 0.00 0.00 0.00 Average: ens3 73.56 71.30 84.77 533.51 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-13996) 12/16/25 _x86_64_ (4 CPU) 00:00:04 CPU %user %nice %system %iowait %steal %idle 00:10:04 all 63.25 0.00 2.65 0.32 0.12 33.66 00:10:04 0 63.76 0.00 2.57 0.15 0.19 33.33 00:10:04 1 64.02 0.00 2.76 0.43 0.10 32.69 00:10:04 2 62.64 0.00 2.64 0.20 0.10 34.42 00:10:04 3 62.57 0.00 2.61 0.50 0.10 34.22 00:20:04 all 34.48 0.00 1.27 0.20 0.07 63.98 00:20:04 0 33.11 0.00 1.31 0.28 0.07 65.24 00:20:04 1 32.14 0.00 1.42 0.15 0.07 66.22 00:20:04 2 38.16 0.00 1.38 0.17 0.08 60.21 00:20:04 3 34.49 0.00 0.95 0.21 0.08 64.26 Average: all 48.82 0.00 1.95 0.26 0.10 48.87 Average: 0 48.38 0.00 1.94 0.21 0.13 49.34 Average: 1 48.05 0.00 2.09 0.29 0.09 49.49 Average: 2 50.39 0.00 2.01 0.18 0.09 47.33 Average: 3 48.47 0.00 1.78 0.35 0.09 49.31