---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3474 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 763 9260 4 5965 14883 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:bf:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84032sec preferred_lft 84032sec inet6 fe80::f816:3eff:fe7b:bf09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:17:9d:77:93:4c 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-3474) 12/03/25 _x86_64_ (4 CPU) 20:24:27 LINUX RESTART (4 CPU) 20:30:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:17 18.11 0.78 16.05 1.27 24.16 4001.93 5414.22 20:50:13 56.01 0.00 45.20 10.81 0.00 3061.66 10259.29 21:00:17 30.54 0.12 25.47 4.95 5.71 4786.90 16929.19 Average: 34.74 0.30 28.80 5.64 10.04 3954.33 10853.68 20:30:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:17 9139100 13417776 2534376 15.48 181764 4161924 2769896 15.90 919872 5836112 178424 20:50:13 8438608 13028364 2919884 17.83 207628 4414664 2982924 17.12 1014012 6415568 38152 21:00:17 9609372 15348784 594692 3.63 240812 5470300 1117808 6.42 1396344 4796272 64 Average: 9062360 13931641 2016317 12.31 210068 4682296 2290209 13.15 1110076 5682651 72213 20:30:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:17 lo 198.92 198.92 188.52 188.52 0.00 0.00 0.00 0.00 20:40:17 ens3 85.12 61.81 301.61 19.14 0.00 0.00 0.00 0.00 20:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:13 lo 5721.21 5721.21 5452.89 5452.89 0.00 0.00 0.00 0.00 20:50:13 ens3 62.31 49.60 25.40 19.09 0.00 0.00 0.00 0.00 20:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:17 lo 2247.96 2247.96 2131.24 2131.24 0.00 0.00 0.00 0.00 21:00:17 ens3 98.63 90.88 116.39 154.17 0.00 0.00 0.00 0.00 21:00:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2701.46 2701.46 2570.64 2570.64 0.00 0.00 0.00 0.00 Average: ens3 82.12 67.49 148.82 64.20 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-3474) 12/03/25 _x86_64_ (4 CPU) 20:24:27 LINUX RESTART (4 CPU) 20:30:07 CPU %user %nice %system %iowait %steal %idle 20:40:17 all 68.98 0.00 2.52 0.30 0.11 28.08 20:40:17 0 68.99 0.00 2.19 0.49 0.12 28.22 20:40:17 1 70.68 0.00 2.71 0.07 0.12 26.42 20:40:17 2 69.79 0.00 2.65 0.07 0.11 27.38 20:40:17 3 66.46 0.00 2.53 0.59 0.11 30.31 20:50:13 all 62.81 0.00 4.21 0.15 0.11 32.72 20:50:13 0 63.22 0.00 4.20 0.10 0.11 32.38 20:50:13 1 62.36 0.00 4.18 0.23 0.11 33.12 20:50:13 2 63.05 0.00 3.97 0.16 0.11 32.71 20:50:13 3 62.61 0.00 4.51 0.11 0.10 32.66 21:00:17 all 46.82 0.00 2.53 0.16 0.10 50.40 21:00:17 0 45.08 0.00 2.48 0.10 0.10 52.25 21:00:17 1 44.40 0.00 2.75 0.19 0.09 52.57 21:00:17 2 47.98 0.00 2.50 0.20 0.10 49.22 21:00:17 3 49.82 0.00 2.38 0.13 0.10 47.57 Average: all 59.55 0.00 3.08 0.20 0.11 37.06 Average: 0 59.10 0.00 2.95 0.23 0.11 37.62 Average: 1 59.17 0.00 3.21 0.16 0.10 37.35 Average: 2 60.28 0.00 3.03 0.14 0.11 36.44 Average: 3 59.63 0.00 3.13 0.28 0.10 36.85