---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6109 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 66G 16% / 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 653 8503 4 6832 14993 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:f5:2f:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.31/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84064sec preferred_lft 84064sec inet6 fe80::f816:3eff:fef5:2f32/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:af:aa:19:e0:a9 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-6109) 01/30/26 _x86_64_ (4 CPU) 19:03:19 LINUX RESTART (4 CPU) 19:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 32.77 2.95 26.76 3.05 161.68 3740.67 3506.91 19:30:00 32.32 0.01 29.07 3.24 0.11 2512.60 7511.37 19:40:00 16.67 0.14 14.81 1.73 6.55 8477.32 39761.95 Average: 27.25 1.03 23.55 2.67 56.11 4910.20 16926.74 19:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 9085536 12929156 3027132 18.49 140532 3817188 3155984 18.12 934968 5962404 29272 19:30:00 8530708 12794072 3158548 19.29 163124 4180992 3226408 18.52 1050840 6337188 33508 19:40:00 8735244 15371808 572960 3.50 179600 6460800 1097812 6.30 1874488 5223320 4 Average: 8783829 13698345 2252880 13.76 161085 4819660 2493401 14.31 1286765 5840971 20928 19:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 1475.41 1475.41 1399.37 1399.37 0.00 0.00 0.00 0.00 19:20:00 ens3 105.53 78.23 816.76 19.10 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:00 lo 1286.17 1286.17 1224.08 1224.08 0.00 0.00 0.00 0.00 19:30:00 ens3 39.78 32.14 26.56 11.81 0.00 0.00 0.00 0.00 19:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:00 lo 340.91 340.91 6930.05 6930.05 0.00 0.00 0.00 0.00 19:40:00 ens3 70.20 77.13 113.17 982.52 0.00 0.00 0.00 0.00 19:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1034.16 1034.16 3184.50 3184.50 0.00 0.00 0.00 0.00 Average: ens3 71.84 62.50 318.83 337.81 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-6109) 01/30/26 _x86_64_ (4 CPU) 19:03:19 LINUX RESTART (4 CPU) 19:10:00 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 62.48 0.00 2.51 0.14 0.12 34.76 19:20:00 0 61.33 0.00 2.57 0.21 0.11 35.77 19:20:00 1 65.08 0.00 2.85 0.10 0.12 31.85 19:20:00 2 62.52 0.00 2.21 0.10 0.11 35.06 19:20:00 3 60.99 0.00 2.39 0.13 0.12 36.37 19:30:00 all 62.65 0.00 2.50 0.13 0.12 34.61 19:30:00 0 62.34 0.00 2.68 0.15 0.11 34.71 19:30:00 1 61.04 0.00 2.45 0.19 0.12 36.20 19:30:00 2 64.32 0.00 2.35 0.09 0.12 33.12 19:30:00 3 62.88 0.00 2.51 0.08 0.12 34.42 19:40:00 all 34.46 0.00 1.28 0.55 0.09 63.61 19:40:00 0 29.93 0.00 1.33 0.04 0.09 68.62 19:40:00 1 29.28 0.00 1.21 1.20 0.09 68.22 19:40:00 2 45.76 0.00 1.22 0.55 0.10 52.37 19:40:00 3 32.89 0.00 1.37 0.41 0.09 65.24 Average: all 53.18 0.00 2.09 0.27 0.11 44.35 Average: 0 51.17 0.00 2.20 0.13 0.10 46.39 Average: 1 51.78 0.00 2.17 0.50 0.11 45.45 Average: 2 57.53 0.00 1.92 0.25 0.11 40.20 Average: 3 52.24 0.00 2.09 0.21 0.11 45.36