---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61377 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 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 677 9704 4 5607 14968 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:10:c6:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84447sec preferred_lft 84447sec inet6 fe80::f816:3eff:fe10:c6fc/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:88:c6:e7:a1:57 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-61377) 10/02/26 _x86_64_ (4 CPU) 18:21:24 LINUX RESTART (4 CPU) 18:30:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:16 9.95 0.01 8.46 1.47 0.20 611.92 28472.20 18:50:01 38.94 0.20 33.72 5.02 6.00 7179.16 47684.47 Average: 24.23 0.10 20.91 3.22 3.06 3847.60 37938.07 18:30:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:16 9331420 13021356 2935952 17.93 159872 3646888 3329256 19.11 747136 5892020 44444 18:50:01 7139224 12542468 3405132 20.80 192996 5236992 3600680 20.67 1374968 7331508 5756 Average: 8235322 12781912 3170542 19.36 176434 4441940 3464968 19.89 1061052 6611764 25100 18:30:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:16 lo 54.47 54.47 13.38 13.38 0.00 0.00 0.00 0.00 18:40:16 ens3 6.29 4.85 4.36 1.99 0.00 0.00 0.00 0.00 18:40:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:01 lo 3069.56 3069.56 2950.51 2950.51 0.00 0.00 0.00 0.00 18:50:01 ens3 79.77 64.48 525.39 14.66 0.00 0.00 0.00 0.00 18:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1540.00 1540.00 1460.50 1460.50 0.00 0.00 0.00 0.00 Average: ens3 42.49 34.23 261.07 8.24 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-61377) 10/02/26 _x86_64_ (4 CPU) 18:21:24 LINUX RESTART (4 CPU) 18:30:13 CPU %user %nice %system %iowait %steal %idle 18:40:16 all 17.20 0.00 1.01 0.08 0.01 81.68 18:40:16 0 17.10 0.00 1.06 0.04 0.01 81.79 18:40:16 1 17.47 0.00 1.12 0.04 0.02 81.35 18:40:16 2 16.88 0.00 0.95 0.17 0.01 81.99 18:40:16 3 17.37 0.00 0.93 0.08 0.01 81.61 18:50:01 all 52.25 0.00 3.33 0.18 0.04 44.20 18:50:01 0 51.58 0.00 3.28 0.11 0.03 45.00 18:50:01 1 54.51 0.00 3.18 0.19 0.04 42.08 18:50:01 2 51.42 0.00 3.69 0.35 0.04 44.50 18:50:01 3 51.50 0.00 3.16 0.08 0.03 45.23 Average: all 34.47 0.00 2.15 0.13 0.03 63.22 Average: 0 34.09 0.00 2.15 0.08 0.02 63.66 Average: 1 35.72 0.00 2.14 0.12 0.03 62.00 Average: 2 33.90 0.00 2.30 0.26 0.03 63.52 Average: 3 34.18 0.00 2.02 0.08 0.02 63.70