---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-14484 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 nrip_save 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 23G 133G 15% / 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 827 14278 4 16986 30796 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:09:90:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.75/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 85067sec preferred_lft 85067sec inet6 fe80::f816:3eff:fe09:90de/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:d2:02:cd:4a:67 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 inet6 fe80::94d2:2ff:fecd:4a67/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14484) 07/31/26 _x86_64_ (8 CPU) 18:29:33 LINUX RESTART (8 CPU) 18:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:00 265.94 9.52 246.75 9.67 1397.16 44810.35 212022.30 18:50:01 286.84 1.39 268.83 16.62 13.29 38053.33 524829.72 Average: 276.40 5.45 257.80 13.15 704.48 41428.18 368595.22 18:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:00 20342616 31131408 1142600 3.48 290104 10407896 1708652 5.04 4200012 7487656 116 18:50:01 14257520 31066696 1136224 3.46 492972 15584580 1754660 5.17 8558572 8521896 316 Average: 17300068 31099052 1139412 3.47 391538 12996238 1731656 5.11 6379292 8004776 216 18:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:00 lo 0.80 0.80 0.08 0.08 0.00 0.00 0.00 0.00 18:40:00 ens3 296.54 194.98 2725.57 1511.44 0.00 0.00 0.00 0.00 18:40:00 docker0 59.45 113.07 4.05 821.45 0.00 0.00 0.00 0.00 18:50:01 lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 18:50:01 ens3 84.75 59.58 1057.86 1011.45 0.00 0.00 0.00 0.00 18:50:01 docker0 28.48 44.12 2.22 875.26 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 190.53 127.21 1890.81 1261.18 0.00 0.00 0.00 0.00 Average: docker0 43.95 78.56 3.13 848.38 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-14484) 07/31/26 _x86_64_ (8 CPU) 18:29:33 LINUX RESTART (8 CPU) 18:30:00 CPU %user %nice %system %iowait %steal %idle 18:40:00 all 9.36 0.00 2.84 1.82 0.06 85.92 18:40:00 0 7.01 0.00 2.38 1.95 0.05 88.61 18:40:00 1 9.57 0.00 2.97 1.11 0.06 86.29 18:40:00 2 14.20 0.00 3.38 1.38 0.06 80.97 18:40:00 3 9.54 0.00 3.03 2.04 0.05 85.34 18:40:00 4 8.91 0.00 2.82 1.28 0.06 86.93 18:40:00 5 8.67 0.00 2.79 1.72 0.05 86.77 18:40:00 6 7.86 0.00 2.75 3.53 0.06 85.80 18:40:00 7 9.14 0.00 2.61 1.56 0.06 86.63 18:50:01 all 15.19 0.00 5.37 0.95 0.06 78.43 18:50:01 0 13.10 0.00 5.31 0.90 0.06 80.63 18:50:01 1 18.14 0.00 5.55 0.37 0.06 75.87 18:50:01 2 16.34 0.00 5.71 1.45 0.06 76.44 18:50:01 3 13.84 0.00 5.12 1.56 0.05 79.43 18:50:01 4 14.06 0.00 5.35 0.83 0.06 79.70 18:50:01 5 14.26 0.00 5.77 1.35 0.06 78.57 18:50:01 6 15.02 0.00 4.85 0.41 0.06 79.66 18:50:01 7 16.77 0.00 5.27 0.76 0.06 77.15 Average: all 12.27 0.00 4.10 1.39 0.06 82.18 Average: 0 10.05 0.00 3.84 1.42 0.06 84.63 Average: 1 13.85 0.00 4.26 0.74 0.06 81.09 Average: 2 15.27 0.00 4.55 1.42 0.06 78.71 Average: 3 11.69 0.00 4.07 1.80 0.05 82.39 Average: 4 11.48 0.00 4.08 1.06 0.06 83.32 Average: 5 11.46 0.00 4.28 1.53 0.05 82.68 Average: 6 11.43 0.00 3.80 1.97 0.06 82.74 Average: 7 12.95 0.00 3.94 1.16 0.06 81.90