---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10795 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 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 744 9267 4 5976 14901 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:b9:a2:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84064sec preferred_lft 84064sec inet6 fe80::f816:3eff:feb9:a23f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:4e:62:74:cf:4b 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-10795) 12/05/25 _x86_64_ (4 CPU) 18:11:26 LINUX RESTART (4 CPU) 18:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 50.20 12.52 31.85 5.82 149.02 4443.64 6857.31 18:40:01 47.64 0.00 38.85 8.78 0.00 2994.94 23441.68 18:50:05 16.42 0.17 13.85 2.40 11.99 3534.68 3683.31 Average: 37.98 4.18 28.14 5.66 53.06 3653.10 11339.77 18:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 8923264 13297804 2653108 16.20 187688 4229408 2839540 16.30 1000540 5969324 34400 18:40:01 7832476 12791996 3154236 19.26 225544 4722580 3298556 18.93 1129984 6870708 138544 18:50:05 9542748 15298060 646384 3.95 243624 5470252 1176444 6.75 1450564 4819468 12440 Average: 8766163 13795953 2151243 13.14 218952 4807413 2438180 14.00 1193696 5886500 61795 18:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 2734.47 2734.47 2605.68 2605.68 0.00 0.00 0.00 0.00 18:30:01 ens3 88.50 67.38 311.74 21.12 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:01 lo 4808.93 4808.93 4581.19 4581.19 0.00 0.00 0.00 0.00 18:40:01 ens3 75.67 56.45 22.57 19.71 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:05 lo 496.08 496.08 451.08 451.08 0.00 0.00 0.00 0.00 18:50:05 ens3 130.92 138.12 129.37 606.66 0.00 0.00 0.00 0.00 18:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2675.82 2675.82 2542.10 2542.10 0.00 0.00 0.00 0.00 Average: ens3 98.48 87.52 153.63 217.59 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-10795) 12/05/25 _x86_64_ (4 CPU) 18:11:26 LINUX RESTART (4 CPU) 18:20:11 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 62.10 0.07 3.23 0.64 0.11 33.85 18:30:01 0 60.74 0.23 3.28 1.19 0.11 34.45 18:30:01 1 62.00 0.01 3.15 0.19 0.11 34.54 18:30:01 2 63.17 0.00 3.22 0.74 0.11 32.75 18:30:01 3 62.49 0.05 3.28 0.42 0.11 33.66 18:40:01 all 61.38 0.00 3.97 0.68 0.11 33.85 18:40:01 0 60.09 0.00 3.52 1.46 0.11 34.83 18:40:01 1 61.77 0.00 3.85 0.36 0.11 33.90 18:40:01 2 62.62 0.00 4.40 0.47 0.11 32.40 18:40:01 3 61.05 0.00 4.13 0.44 0.11 34.26 18:50:05 all 28.45 0.00 1.22 2.43 0.07 67.83 18:50:05 0 28.31 0.00 1.10 0.49 0.06 70.04 18:50:05 1 27.11 0.00 1.10 6.64 0.07 65.09 18:50:05 2 23.36 0.00 1.06 2.30 0.07 73.21 18:50:05 3 35.00 0.00 1.63 0.30 0.07 63.00 Average: all 50.51 0.02 2.80 1.26 0.09 45.31 Average: 0 49.59 0.08 2.62 1.04 0.09 46.58 Average: 1 50.15 0.00 2.69 2.43 0.09 44.64 Average: 2 49.58 0.00 2.89 1.18 0.10 46.26 Average: 3 52.74 0.02 3.01 0.39 0.10 43.75