---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-17091 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 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 731 9339 4 5917 14915 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:e6:e4:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.184/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84185sec preferred_lft 84185sec inet6 fe80::f816:3eff:fee6:e403/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:95:6d:f7:69:8a 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-17091) 12/28/25 _x86_64_ (4 CPU) 20:24:37 LINUX RESTART (4 CPU) 20:30:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:21 25.16 0.45 21.89 2.82 15.78 4589.21 10026.94 20:50:01 54.69 0.00 44.00 10.70 0.00 2689.13 34951.05 21:00:16 22.74 0.13 19.15 3.46 6.29 4282.02 7251.05 Average: 33.82 0.20 28.05 5.57 7.48 3874.46 17084.07 20:30:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:21 8935312 13254244 2698356 16.48 182908 4196336 2993868 17.18 946804 6041364 95396 20:50:01 8257284 12939112 3009528 18.38 209136 4497204 3161952 18.15 1041776 6586372 115032 21:00:16 9673912 15364148 580016 3.54 239336 5423792 1107596 6.36 1406084 4723016 4 Average: 8955503 13852501 2095967 12.80 210460 4705777 2421139 13.90 1131555 5783584 70144 20:30:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:21 lo 1195.01 1195.01 1138.43 1138.43 0.00 0.00 0.00 0.00 20:40:21 ens3 92.60 68.66 298.21 20.43 0.00 0.00 0.00 0.00 20:40:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5506.71 5506.71 5248.83 5248.83 0.00 0.00 0.00 0.00 20:50:01 ens3 75.68 56.26 26.98 20.24 0.00 0.00 0.00 0.00 20:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:16 lo 1441.51 1441.51 1349.36 1349.36 0.00 0.00 0.00 0.00 21:00:16 ens3 133.73 138.03 124.66 577.64 0.00 0.00 0.00 0.00 21:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2663.43 2663.43 2530.10 2530.10 0.00 0.00 0.00 0.00 Average: ens3 101.18 88.31 151.99 210.21 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-17091) 12/28/25 _x86_64_ (4 CPU) 20:24:37 LINUX RESTART (4 CPU) 20:30:10 CPU %user %nice %system %iowait %steal %idle 20:40:21 all 67.65 0.00 2.79 0.06 0.10 29.40 20:40:21 0 64.98 0.00 2.87 0.09 0.10 31.95 20:40:21 1 67.85 0.00 2.88 0.06 0.10 29.11 20:40:21 2 68.55 0.00 2.52 0.04 0.09 28.80 20:40:21 3 69.22 0.00 2.89 0.04 0.10 27.75 20:50:01 all 61.60 0.00 4.17 0.12 0.09 34.03 20:50:01 0 60.68 0.00 3.97 0.16 0.09 35.08 20:50:01 1 63.74 0.00 4.23 0.11 0.09 31.83 20:50:01 2 61.78 0.00 4.29 0.09 0.09 33.75 20:50:01 3 60.17 0.00 4.19 0.10 0.09 35.45 21:00:16 all 43.95 0.00 1.96 0.13 0.08 53.88 21:00:16 0 40.33 0.00 1.93 0.03 0.08 57.63 21:00:16 1 42.98 0.00 1.83 0.20 0.08 54.91 21:00:16 2 44.07 0.00 2.02 0.06 0.08 53.77 21:00:16 3 48.43 0.00 2.05 0.22 0.08 49.22 Average: all 57.63 0.00 2.95 0.10 0.09 39.24 Average: 0 55.20 0.00 2.90 0.09 0.09 41.72 Average: 1 58.05 0.00 2.95 0.12 0.09 38.78 Average: 2 58.03 0.00 2.92 0.06 0.09 38.90 Average: 3 59.23 0.00 3.02 0.12 0.09 37.54