---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10798 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 11G 67G 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 683 9922 4 5383 14963 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:33:68:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84364sec preferred_lft 84364sec inet6 fe80::f816:3eff:fe33:689b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:70:3e:08:c6:24 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-10798) 12/05/25 _x86_64_ (4 CPU) 18:24:05 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:09 48.97 0.08 41.28 7.62 3.89 1917.81 155853.08 18:50:19 23.44 0.15 20.03 3.26 4.91 1733.72 22547.76 Average: 36.19 0.12 30.64 5.43 4.40 1825.65 89120.49 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:09 9469856 12903080 3055884 18.66 152428 3416616 3292172 18.90 788928 5739684 252 18:50:19 9196024 13006176 2949648 18.02 170868 3746732 3050872 17.51 911808 5843736 19980 Average: 9332940 12954628 3002766 18.34 161648 3581674 3171522 18.20 850368 5791710 10116 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:09 lo 28.45 28.45 6.69 6.69 0.00 0.00 0.00 0.00 18:40:09 ens3 20.77 15.68 14.94 5.16 0.00 0.00 0.00 0.00 18:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:19 lo 1440.68 1440.68 1349.02 1349.02 0.00 0.00 0.00 0.00 18:50:19 ens3 43.40 32.44 251.60 7.77 0.00 0.00 0.00 0.00 18:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 735.41 735.41 678.66 678.66 0.00 0.00 0.00 0.00 Average: ens3 32.10 24.07 133.41 6.47 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-10798) 12/05/25 _x86_64_ (4 CPU) 18:24:05 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:09 all 31.51 0.00 1.11 0.36 0.09 66.93 18:40:09 0 32.30 0.00 1.04 0.68 0.09 65.90 18:40:09 1 31.46 0.00 1.21 0.28 0.09 66.96 18:40:09 2 30.55 0.00 1.02 0.36 0.09 67.99 18:40:09 3 31.73 0.00 1.17 0.14 0.09 66.87 18:50:19 all 29.88 0.00 1.57 0.08 0.08 68.38 18:50:19 0 30.20 0.00 1.79 0.06 0.08 67.87 18:50:19 1 28.60 0.00 1.35 0.07 0.08 69.89 18:50:19 2 30.40 0.00 1.44 0.04 0.08 68.05 18:50:19 3 30.33 0.00 1.71 0.16 0.08 67.72 Average: all 30.69 0.00 1.34 0.22 0.08 67.66 Average: 0 31.25 0.00 1.42 0.37 0.08 66.89 Average: 1 30.03 0.00 1.28 0.18 0.08 68.43 Average: 2 30.47 0.00 1.23 0.20 0.08 68.02 Average: 3 31.03 0.00 1.44 0.15 0.09 67.30