---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6108 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: 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: 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 772 25069 4 6249 30851 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:6d:fc:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.130/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84388sec preferred_lft 84388sec inet6 fe80::f816:3eff:fe6d:fc21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:89:fd:ae:b1:38 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-6108) 09/08/26 _x86_64_ (8 CPU) 17:41:08 LINUX RESTART (8 CPU) 17:50:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:15 1.49 0.01 1.48 0.01 0.04 18.11 0.60 18:10:01 41.06 3.88 36.43 0.75 134.98 12654.49 5131.48 Average: 21.03 1.92 18.74 0.37 66.68 6258.05 2534.27 17:50:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:15 30142956 31874384 509380 1.55 62768 2006712 1543556 4.55 203944 2221216 168 18:10:01 26396900 31672888 634440 1.93 129452 5386688 1186636 3.50 1292448 4699832 32 Average: 28269928 31773636 571910 1.74 96110 3696700 1365096 4.03 748196 3460524 100 17:50:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:15 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:00:15 ens3 0.36 0.13 0.07 0.04 0.00 0.00 0.00 0.00 18:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 178.35 178.35 213.91 213.91 0.00 0.00 0.00 0.00 18:10:01 ens3 449.71 331.41 1774.90 1186.06 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 88.12 88.12 105.63 105.63 0.00 0.00 0.00 0.00 Average: ens3 222.25 163.72 876.50 585.71 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-6108) 09/08/26 _x86_64_ (8 CPU) 17:41:08 LINUX RESTART (8 CPU) 17:50:15 CPU %user %nice %system %iowait %steal %idle 18:00:15 all 0.06 0.00 0.02 0.01 0.00 99.91 18:00:15 0 0.00 0.00 0.00 0.00 0.00 99.99 18:00:15 1 0.04 0.00 0.03 0.00 0.01 99.92 18:00:15 2 0.37 0.00 0.03 0.00 0.00 99.59 18:00:15 3 0.02 0.00 0.03 0.01 0.00 99.95 18:00:15 4 0.02 0.00 0.02 0.02 0.00 99.94 18:00:15 5 0.02 0.00 0.01 0.03 0.00 99.94 18:00:15 6 0.01 0.00 0.00 0.00 0.00 99.99 18:00:15 7 0.02 0.00 0.01 0.00 0.01 99.97 18:10:01 all 13.03 0.00 1.08 0.17 0.03 85.68 18:10:01 0 13.05 0.00 1.06 0.03 0.03 85.83 18:10:01 1 13.02 0.00 1.17 0.03 0.03 85.75 18:10:01 2 12.75 0.00 1.08 0.21 0.03 85.93 18:10:01 3 18.02 0.00 1.38 0.12 0.03 80.46 18:10:01 4 11.89 0.00 0.93 0.19 0.04 86.95 18:10:01 5 11.97 0.00 1.02 0.21 0.03 86.77 18:10:01 6 14.68 0.00 1.20 0.42 0.04 83.66 18:10:01 7 8.89 0.00 0.82 0.18 0.03 90.07 Average: all 6.46 0.00 0.54 0.09 0.02 92.89 Average: 0 6.44 0.00 0.52 0.02 0.01 93.00 Average: 1 6.45 0.00 0.60 0.02 0.02 92.92 Average: 2 6.48 0.00 0.55 0.10 0.02 92.85 Average: 3 8.90 0.00 0.69 0.06 0.02 90.33 Average: 4 5.87 0.00 0.47 0.10 0.02 93.54 Average: 5 5.91 0.00 0.51 0.12 0.02 93.44 Average: 6 7.24 0.00 0.59 0.21 0.02 91.94 Average: 7 4.39 0.00 0.41 0.09 0.02 95.09