---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-65590 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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: 5600.00 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 11G 67G 14% / 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 643 10225 4 5119 15001 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:b5:5f:2f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.71/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84897sec preferred_lft 84897sec inet6 fe80::f816:3eff:feb5:5f2f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4a:ea:a4:cc:97:f2 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-65590) 10/18/26 _x86_64_ (4 CPU) 17:09:23 LINUX RESTART (4 CPU) 17:10:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 24.53 3.16 20.22 1.15 176.69 4732.94 1180.91 17:30:08 8.34 0.52 7.40 0.42 20.18 1714.15 1062.85 Average: 16.31 1.82 13.71 0.78 97.25 3200.72 1120.99 17:10:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 9588700 12804456 3156772 19.28 118324 3254212 3455092 19.83 510104 5911428 3188 17:30:08 9844152 13622808 2334744 14.26 136912 3765276 2904568 16.67 649852 5488552 90508 Average: 9716426 13213632 2745758 16.77 127618 3509744 3179830 18.25 579978 5699990 46848 17:10:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 0.87 0.87 0.09 0.09 0.00 0.00 0.00 0.00 17:20:01 ens3 117.51 90.28 994.98 11.10 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:08 lo 138.84 138.84 132.08 132.08 0.00 0.00 0.00 0.00 17:30:08 ens3 52.94 40.14 473.23 4.31 0.00 0.00 0.00 0.00 17:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 70.90 70.90 67.08 67.08 0.00 0.00 0.00 0.00 Average: ens3 84.73 64.83 730.16 7.66 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-65590) 10/18/26 _x86_64_ (4 CPU) 17:09:23 LINUX RESTART (4 CPU) 17:10:12 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 50.93 0.00 1.49 0.27 0.02 47.30 17:20:01 0 50.50 0.00 1.56 0.54 0.02 47.38 17:20:01 1 49.46 0.00 1.44 0.14 0.02 48.95 17:20:01 2 52.22 0.00 1.67 0.16 0.02 45.92 17:20:01 3 51.52 0.00 1.30 0.23 0.02 46.93 17:30:08 all 51.86 0.00 1.00 0.04 0.02 47.08 17:30:08 0 45.95 0.00 1.03 0.05 0.02 52.95 17:30:08 1 49.10 0.00 0.94 0.02 0.02 49.92 17:30:08 2 64.43 0.00 1.06 0.03 0.04 34.45 17:30:08 3 47.97 0.00 0.98 0.04 0.01 51.00 Average: all 51.40 0.00 1.24 0.15 0.02 47.19 Average: 0 48.19 0.00 1.29 0.29 0.02 50.21 Average: 1 49.28 0.00 1.18 0.08 0.02 49.44 Average: 2 58.42 0.00 1.36 0.10 0.03 40.10 Average: 3 49.71 0.00 1.14 0.13 0.02 49.00