---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14398 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: 5600.00 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 15% / 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 701 9730 4 5557 14945 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:8a:7d:9d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.139/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84595sec preferred_lft 84595sec inet6 fe80::f816:3eff:fe8a:7d9d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:29:b8:61:37:72 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-14398) 12/16/25 _x86_64_ (4 CPU) 20:46:25 LINUX RESTART (4 CPU) 20:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 27.42 2.65 22.76 2.02 543.10 5650.87 11319.18 21:10:00 34.86 0.04 30.99 3.83 1.26 5593.86 44806.38 Average: 31.16 1.34 26.89 2.93 271.23 5622.27 28121.54 20:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9547648 13540140 2414996 14.75 164284 3900608 2740712 15.73 896612 5495976 114172 21:10:00 8291952 13375476 2574840 15.73 183148 4926884 2800280 16.07 1135772 6448640 19024 Average: 8919800 13457808 2494918 15.24 173716 4413746 2770496 15.90 1016192 5972308 66598 20:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 703.98 703.98 670.25 670.25 0.00 0.00 0.00 0.00 21:00:01 ens3 83.13 65.87 553.80 16.32 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:00 lo 1351.22 1351.22 1287.29 1287.29 0.00 0.00 0.00 0.00 21:10:00 ens3 52.61 41.96 213.97 13.06 0.00 0.00 0.00 0.00 21:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1028.74 1028.74 979.85 979.85 0.00 0.00 0.00 0.00 Average: ens3 67.82 53.87 383.29 14.69 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-14398) 12/16/25 _x86_64_ (4 CPU) 20:46:25 LINUX RESTART (4 CPU) 20:50:06 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 63.71 0.00 2.12 0.11 0.09 33.96 21:00:01 0 66.62 0.00 2.22 0.07 0.09 31.00 21:00:01 1 62.80 0.00 2.38 0.15 0.10 34.58 21:00:01 2 61.78 0.00 2.19 0.11 0.10 35.82 21:00:01 3 63.66 0.00 1.69 0.10 0.09 34.45 21:10:00 all 60.86 0.00 2.43 0.19 0.10 36.42 21:10:00 0 61.04 0.00 2.18 0.09 0.10 36.59 21:10:00 1 59.83 0.00 2.83 0.12 0.10 37.13 21:10:00 2 61.14 0.00 2.38 0.08 0.10 36.30 21:10:00 3 61.42 0.00 2.35 0.47 0.11 35.65 Average: all 62.28 0.00 2.28 0.15 0.10 35.19 Average: 0 63.82 0.00 2.20 0.08 0.10 33.80 Average: 1 61.31 0.00 2.60 0.13 0.10 35.86 Average: 2 61.46 0.00 2.28 0.10 0.10 36.06 Average: 3 62.54 0.00 2.02 0.29 0.10 35.05