---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-18129 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 692 9958 4 5337 14954 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:7b:94:52 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.237/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84807sec preferred_lft 84807sec inet6 fe80::f816:3eff:fe7b:9452/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 86:f7:62:04:01:24 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-18129) 01/03/26 _x86_64_ (4 CPU) 11:09:34 LINUX RESTART (4 CPU) 11:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 62.62 10.75 49.49 2.38 1737.96 7454.17 11519.95 11:30:14 30.92 0.06 27.73 3.13 1.46 3126.10 17234.67 Average: 46.60 5.35 38.49 2.76 860.66 5267.58 14407.10 11:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 9512028 13243908 2713188 16.57 150148 3681280 3096920 17.78 830556 5623620 16928 11:30:14 8342344 13175948 2775728 16.95 188408 4680400 2961544 17.00 1129764 6411644 519424 Average: 8927186 13209928 2744458 16.76 169278 4180840 3029232 17.39 980160 6017632 268176 11:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 708.34 708.34 674.23 674.23 0.00 0.00 0.00 0.00 11:20:01 ens3 128.85 93.59 1111.38 19.70 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:14 lo 1533.05 1533.05 1460.60 1460.60 0.00 0.00 0.00 0.00 11:30:14 ens3 33.83 28.47 199.97 7.12 0.00 0.00 0.00 0.00 11:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1124.99 1124.99 1071.51 1071.51 0.00 0.00 0.00 0.00 Average: ens3 80.85 60.69 650.92 13.35 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-18129) 01/03/26 _x86_64_ (4 CPU) 11:09:34 LINUX RESTART (4 CPU) 11:10:00 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 61.36 0.00 2.37 0.33 0.10 35.83 11:20:01 0 61.38 0.00 2.14 0.22 0.11 36.16 11:20:01 1 60.21 0.00 2.34 0.14 0.10 37.22 11:20:01 2 62.21 0.00 2.76 0.73 0.11 34.19 11:20:01 3 61.67 0.00 2.26 0.23 0.11 35.74 11:30:14 all 57.63 0.00 2.56 0.08 0.10 39.64 11:30:14 0 57.18 0.00 2.70 0.04 0.10 39.98 11:30:14 1 58.85 0.00 2.57 0.04 0.09 38.44 11:30:14 2 57.29 0.00 2.37 0.10 0.10 40.15 11:30:14 3 57.19 0.00 2.61 0.13 0.10 39.98 Average: all 59.48 0.00 2.47 0.20 0.10 37.75 Average: 0 59.26 0.00 2.42 0.13 0.10 38.09 Average: 1 59.52 0.00 2.45 0.09 0.10 37.84 Average: 2 59.72 0.00 2.57 0.41 0.10 37.20 Average: 3 59.41 0.00 2.43 0.18 0.10 37.88