---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42001 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 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 8706 4 6629 14992 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:b1:fa:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.249/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84577sec preferred_lft 84577sec inet6 fe80::f816:3eff:feb1:fad1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:a4:07:50:a9:de 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42001) 08/28/26 _x86_64_ (4 CPU) 10:00:24 LINUX RESTART (4 CPU) 10:10:20 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:01 25.62 0.02 22.98 2.62 0.44 2228.98 20088.85 10:30:07 22.40 0.06 20.17 2.16 3.91 8919.91 10389.62 Average: 23.98 0.04 21.55 2.39 2.21 5646.04 15135.45 10:10:20 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:01 8007396 12246860 3706948 22.64 153588 4170756 3715448 21.33 844836 7091240 200316 10:30:07 9021724 15446968 499896 3.05 178272 6258636 1040116 5.97 1638332 5198692 28912 Average: 8514560 13846914 2103422 12.85 165930 5214696 2377782 13.65 1241584 6144966 114614 10:10:20 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:01 lo 1220.57 1220.57 1162.83 1162.83 0.00 0.00 0.00 0.00 10:20:01 ens3 25.03 20.60 18.95 7.48 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:07 lo 835.57 835.57 7237.81 7237.81 0.00 0.00 0.00 0.00 10:30:07 ens3 38.83 34.18 119.76 34.34 0.00 0.00 0.00 0.00 10:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1023.95 1023.95 4265.32 4265.32 0.00 0.00 0.00 0.00 Average: ens3 32.08 27.53 70.44 21.19 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42001) 08/28/26 _x86_64_ (4 CPU) 10:00:24 LINUX RESTART (4 CPU) 10:10:20 CPU %user %nice %system %iowait %steal %idle 10:20:01 all 65.36 0.00 2.44 0.06 0.03 32.10 10:20:01 0 65.23 0.00 2.51 0.07 0.03 32.15 10:20:01 1 63.65 0.00 2.11 0.07 0.04 34.13 10:20:01 2 66.44 0.00 2.86 0.07 0.03 30.60 10:20:01 3 66.13 0.00 2.28 0.04 0.03 31.51 10:30:07 all 43.31 0.00 1.99 0.17 0.03 54.49 10:30:07 0 40.41 0.00 2.05 0.14 0.02 57.38 10:30:07 1 44.52 0.00 1.89 0.13 0.03 53.42 10:30:07 2 43.12 0.00 1.98 0.16 0.03 54.71 10:30:07 3 45.20 0.00 2.05 0.26 0.03 52.46 Average: all 54.10 0.00 2.21 0.12 0.03 43.54 Average: 0 52.55 0.00 2.28 0.11 0.03 45.04 Average: 1 53.88 0.00 2.00 0.10 0.03 43.99 Average: 2 54.52 0.00 2.41 0.11 0.03 42.92 Average: 3 55.45 0.00 2.16 0.15 0.03 42.20