---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14396 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 748 9259 4 5981 14897 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:6b:24:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.247/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84025sec preferred_lft 84025sec inet6 fe80::f816:3eff:fe6b:24bb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:15:05:2b:ef:e5 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-14396) 12/16/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:01 22.74 0.47 20.72 1.54 15.79 4324.00 2634.07 20:50:01 55.30 0.00 43.89 11.41 0.00 2623.16 13172.49 21:00:01 33.77 0.12 28.03 5.62 5.75 4928.93 8382.07 Average: 37.27 0.20 30.88 6.19 7.18 3958.70 8062.88 20:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:01 8897796 13272620 2679000 16.36 184188 4249168 2994780 17.19 939288 6084768 146868 20:50:01 8593640 13189420 2758924 16.85 204928 4421424 3298012 18.93 1014140 6275132 34976 21:00:01 9617292 15374364 569116 3.48 238492 5488488 1112772 6.39 1399728 4784080 4 Average: 9036243 13945468 2002347 12.23 209203 4719693 2468521 14.17 1117719 5714660 60616 20:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:01 lo 363.16 363.16 344.89 344.89 0.00 0.00 0.00 0.00 20:40:01 ens3 89.37 67.18 303.11 19.32 0.00 0.00 0.00 0.00 20:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:01 lo 5517.18 5517.18 5258.93 5258.93 0.00 0.00 0.00 0.00 20:50:01 ens3 81.51 59.55 27.30 20.27 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 21:00:01 lo 2281.18 2281.18 2163.79 2163.79 0.00 0.00 0.00 0.00 21:00:01 ens3 100.60 92.52 113.01 147.04 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 Average: lo 2720.51 2720.51 2589.21 2589.21 0.00 0.00 0.00 0.00 Average: ens3 90.50 73.08 147.80 62.21 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-14396) 12/16/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:01 CPU %user %nice %system %iowait %steal %idle 20:40:01 all 68.94 0.00 2.57 0.09 0.11 28.30 20:40:01 0 66.67 0.00 2.37 0.07 0.11 30.78 20:40:01 1 69.41 0.00 2.67 0.07 0.10 27.74 20:40:01 2 71.04 0.00 2.75 0.08 0.11 26.04 20:40:01 3 68.64 0.00 2.49 0.13 0.11 28.63 20:50:01 all 60.95 0.00 4.35 0.14 0.10 34.46 20:50:01 0 60.35 0.00 4.41 0.11 0.09 35.04 20:50:01 1 60.65 0.00 3.81 0.18 0.10 35.26 20:50:01 2 61.87 0.00 4.66 0.20 0.09 33.17 20:50:01 3 60.92 0.00 4.52 0.08 0.10 34.38 21:00:01 all 47.97 0.00 2.68 0.16 0.08 49.12 21:00:01 0 46.21 0.00 2.64 0.19 0.08 50.89 21:00:01 1 51.66 0.00 2.97 0.10 0.09 45.19 21:00:01 2 47.47 0.00 2.73 0.11 0.08 49.61 21:00:01 3 46.55 0.00 2.36 0.24 0.08 50.77 Average: all 59.28 0.00 3.20 0.13 0.09 37.29 Average: 0 57.74 0.00 3.14 0.12 0.09 38.91 Average: 1 60.57 0.00 3.15 0.12 0.10 36.06 Average: 2 60.12 0.00 3.38 0.13 0.09 36.28 Average: 3 58.70 0.00 3.12 0.15 0.09 37.93