---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2853 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 755 25315 4 6020 30867 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:84:72:6b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85455sec preferred_lft 85455sec inet6 fe80::f816:3eff:fe84:726b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:c9:8d:35:0a:d9 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2853) 09/07/26 _x86_64_ (8 CPU) 08:15:12 LINUX RESTART (8 CPU) 08:20:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:30:00 96.38 3.19 67.52 25.67 160.14 14688.42 622356.89 Average: 96.38 3.19 67.52 25.67 160.14 14688.42 622356.89 08:20:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:30:00 26219384 31662296 641332 1.95 191576 5457800 1215244 3.58 1264136 4880492 88296 Average: 26219384 31662296 641332 1.95 191576 5457800 1215244 3.58 1264136 4880492 88296 08:20:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:30:00 lo 163.27 163.27 161.89 161.89 0.00 0.00 0.00 0.00 08:30:00 ens3 399.85 278.52 968.33 1011.87 0.00 0.00 0.00 0.00 08:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 163.27 163.27 161.89 161.89 0.00 0.00 0.00 0.00 Average: ens3 399.85 278.52 968.33 1011.87 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-2853) 09/07/26 _x86_64_ (8 CPU) 08:15:12 LINUX RESTART (8 CPU) 08:20:11 CPU %user %nice %system %iowait %steal %idle 08:30:00 all 10.82 0.00 1.21 1.18 0.03 86.75 08:30:00 0 10.48 0.00 1.40 1.52 0.03 86.56 08:30:00 1 10.63 0.00 1.34 2.66 0.04 85.33 08:30:00 2 9.06 0.00 1.30 0.98 0.03 88.63 08:30:00 3 12.23 0.00 1.21 0.85 0.03 85.68 08:30:00 4 9.87 0.00 1.04 0.73 0.03 88.32 08:30:00 5 12.13 0.00 1.07 1.13 0.04 85.64 08:30:00 6 11.24 0.00 1.26 1.09 0.03 86.37 08:30:00 7 10.96 0.00 1.09 0.44 0.04 87.47 Average: all 10.82 0.00 1.21 1.18 0.03 86.75 Average: 0 10.48 0.00 1.40 1.52 0.03 86.56 Average: 1 10.63 0.00 1.34 2.66 0.04 85.33 Average: 2 9.06 0.00 1.30 0.98 0.03 88.63 Average: 3 12.23 0.00 1.21 0.85 0.03 85.68 Average: 4 9.87 0.00 1.04 0.73 0.03 88.32 Average: 5 12.13 0.00 1.07 1.13 0.04 85.64 Average: 6 11.24 0.00 1.26 1.09 0.03 86.37 Average: 7 10.96 0.00 1.09 0.44 0.04 87.47