---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1525 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 686 9250 4 6052 14960 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:e7:4e:31 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84008sec preferred_lft 84008sec inet6 fe80::f816:3eff:fee7:4e31/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 22:8c:34:6f:14:a2 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1525) 01/17/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:08 15.89 2.27 12.52 1.10 134.57 3820.62 2269.65 20:50:02 74.07 0.32 48.64 25.11 10.79 4034.69 263274.39 21:00:08 32.25 0.14 26.99 5.12 6.42 4896.85 10253.24 Average: 40.49 0.91 29.24 10.34 50.88 4252.39 90652.01 20:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:08 8523900 12587220 3366016 20.56 173720 3965876 3618136 20.77 879252 6512024 179116 20:50:02 8528104 13182888 2765076 16.89 206020 4484256 2922628 16.78 1049996 6296652 34584 21:00:08 9558176 15387708 555388 3.39 242180 5558424 1101532 6.32 1438640 4817092 208 Average: 8870060 13719272 2228827 13.61 207307 4669519 2547432 14.62 1122629 5875256 71303 20:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:08 lo 1.37 1.37 0.15 0.15 0.00 0.00 0.00 0.00 20:40:08 ens3 97.49 76.62 442.21 20.85 0.00 0.00 0.00 0.00 20:40:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:02 lo 5709.85 5709.85 5443.16 5443.16 0.00 0.00 0.00 0.00 20:50:02 ens3 97.05 72.54 250.58 21.99 0.00 0.00 0.00 0.00 20:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:08 lo 2541.54 2541.54 2412.27 2412.27 0.00 0.00 0.00 0.00 21:00:08 ens3 98.35 87.58 109.70 137.61 0.00 0.00 0.00 0.00 21:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2728.93 2728.93 2597.54 2597.54 0.00 0.00 0.00 0.00 Average: ens3 97.63 78.96 267.61 60.44 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-1525) 01/17/26 _x86_64_ (4 CPU) 20:24:20 LINUX RESTART (4 CPU) 20:30:02 CPU %user %nice %system %iowait %steal %idle 20:40:08 all 69.92 0.00 2.40 0.06 0.08 27.54 20:40:08 0 70.25 0.00 2.32 0.02 0.08 27.32 20:40:08 1 69.44 0.00 2.59 0.09 0.09 27.80 20:40:08 2 70.55 0.00 2.38 0.07 0.09 26.91 20:40:08 3 69.43 0.00 2.30 0.05 0.08 28.14 20:50:02 all 61.72 0.00 4.12 0.12 0.08 33.95 20:50:02 0 61.95 0.00 4.14 0.17 0.08 33.66 20:50:02 1 60.94 0.00 4.21 0.09 0.08 34.68 20:50:02 2 62.61 0.00 4.23 0.14 0.08 32.94 20:50:02 3 61.40 0.00 3.90 0.08 0.09 34.53 21:00:08 all 47.75 0.00 2.64 0.11 0.08 49.43 21:00:08 0 43.77 0.00 2.17 0.04 0.08 53.94 21:00:08 1 45.88 0.00 2.58 0.06 0.08 51.41 21:00:08 2 49.22 0.00 2.96 0.26 0.08 47.49 21:00:08 3 52.13 0.00 2.85 0.06 0.08 44.88 Average: all 59.78 0.00 3.04 0.09 0.08 37.00 Average: 0 58.63 0.00 2.87 0.08 0.08 38.34 Average: 1 58.73 0.00 3.12 0.08 0.08 38.00 Average: 2 60.78 0.00 3.18 0.16 0.08 35.80 Average: 3 60.98 0.00 3.01 0.07 0.08 35.86