---> uname -a: Linux prd-ubuntu2204-docker-v1-8c-8g-5654 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: 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 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 624 11861 4 3503 15021 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:b4:f7:24 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.240/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85033sec preferred_lft 85033sec inet6 fe80::f816:3eff:feb4:f724/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:4e:c1:9f:e8:ff 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-v1-8c-8g-5654) 10/27/26 _x86_64_ (4 CPU) 11:39:21 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:01 2.75 0.21 2.53 0.01 6.03 3808.96 221.86 12:00:01 37.93 2.58 34.70 0.65 138.85 3103.48 352.01 Average: 20.34 1.39 18.62 0.33 72.44 3456.21 286.94 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:01 13702444 15472828 545768 3.33 54148 1944388 1184812 6.80 183116 2230328 152 12:00:01 12228180 14834796 1133476 6.92 109396 2682520 1613764 9.26 301476 3511044 10300 Average: 12965312 15153812 839622 5.13 81772 2313454 1399288 8.03 242296 2870686 5226 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:01 lo 0.11 0.11 0.01 0.01 0.00 0.00 0.00 0.00 11:50:01 ens3 1.65 1.19 1.16 1.07 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 0.25 0.25 0.03 0.03 0.00 0.00 0.00 0.00 12:00:01 ens3 60.76 45.78 488.68 13.75 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.18 0.18 0.02 0.02 0.00 0.00 0.00 0.00 Average: ens3 31.20 23.49 244.92 7.41 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-v1-8c-8g-5654) 10/27/26 _x86_64_ (4 CPU) 11:39:21 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:01 all 0.14 0.00 0.04 0.02 0.00 99.80 11:50:01 0 0.11 0.00 0.04 0.01 0.00 99.85 11:50:01 1 0.16 0.00 0.03 0.00 0.00 99.80 11:50:01 2 0.15 0.00 0.04 0.01 0.01 99.80 11:50:01 3 0.15 0.00 0.03 0.05 0.00 99.76 12:00:01 all 5.52 0.00 0.53 0.35 0.01 93.58 12:00:01 0 5.97 0.00 0.55 0.62 0.01 92.85 12:00:01 1 6.05 0.00 0.64 0.45 0.01 92.85 12:00:01 2 4.96 0.00 0.46 0.25 0.01 94.32 12:00:01 3 5.11 0.00 0.48 0.09 0.01 94.32 Average: all 2.83 0.00 0.28 0.19 0.01 96.69 Average: 0 3.04 0.00 0.29 0.31 0.01 96.35 Average: 1 3.12 0.00 0.34 0.23 0.01 96.31 Average: 2 2.55 0.00 0.25 0.13 0.01 97.06 Average: 3 2.63 0.00 0.25 0.07 0.01 97.04