---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1452 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): 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 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 853 15007 4 16231 30769 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:f3:34:64 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.178/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84742sec preferred_lft 84742sec inet6 fe80::f816:3eff:fef3:3464/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:2a:21:ea:a8: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 inet6 fe80::fc2a:21ff:feea:a8d9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1452) 11/06/26 _x86_64_ (8 CPU) 16:32:29 LINUX RESTART (8 CPU) 16:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:50:01 483.80 7.11 467.42 9.27 501.21 30762.24 49738.08 17:00:01 144.61 0.42 136.48 7.71 37.37 32359.81 116963.69 Average: 314.20 3.76 301.94 8.49 269.28 31561.06 83352.29 16:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:50:01 17429512 26719256 5524576 16.81 450320 8403904 10344668 30.51 2583740 11657868 19752 17:00:01 15363476 31506104 709020 2.16 519560 14899872 1433504 4.23 5179132 10799056 16644 Average: 16396494 29112680 3116798 9.48 484940 11651888 5889086 17.37 3881436 11228462 18198 16:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:50:01 lo 4.91 4.91 1.38 1.38 0.00 0.00 0.00 0.00 16:50:01 ens3 500.15 333.51 3491.04 601.04 0.00 0.00 0.00 0.00 16:50:01 docker0 16.13 22.06 0.92 243.66 0.00 0.00 0.00 0.00 17:00:01 lo 9.79 9.79 1.83 1.83 0.00 0.00 0.00 0.00 17:00:01 ens3 282.40 186.26 1758.29 1149.45 0.00 0.00 0.00 0.00 17:00:01 docker0 20.03 38.69 1.58 545.38 0.00 0.00 0.00 0.00 Average: lo 7.35 7.35 1.61 1.61 0.00 0.00 0.00 0.00 Average: ens3 391.27 259.89 2624.63 875.26 0.00 0.00 0.00 0.00 Average: docker0 18.08 30.38 1.25 394.53 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1452) 11/06/26 _x86_64_ (8 CPU) 16:32:29 LINUX RESTART (8 CPU) 16:40:01 CPU %user %nice %system %iowait %steal %idle 16:50:01 all 51.66 0.00 4.64 0.65 0.02 43.03 16:50:01 0 50.59 0.00 4.30 0.64 0.01 44.46 16:50:01 1 52.30 0.00 4.69 0.55 0.02 42.44 16:50:01 2 51.98 0.00 4.15 0.82 0.02 43.02 16:50:01 3 50.94 0.00 4.39 0.62 0.02 44.03 16:50:01 4 51.39 0.00 4.65 0.56 0.03 43.38 16:50:01 5 50.01 0.00 5.10 0.48 0.02 44.38 16:50:01 6 52.83 0.00 4.95 0.80 0.02 41.41 16:50:01 7 53.24 0.00 4.89 0.72 0.02 41.12 17:00:01 all 59.82 0.00 3.53 0.53 0.03 36.09 17:00:01 0 58.58 0.00 3.57 0.48 0.03 37.34 17:00:01 1 60.06 0.00 3.92 0.62 0.03 35.37 17:00:01 2 61.83 0.00 3.29 0.70 0.03 34.15 17:00:01 3 61.47 0.00 3.47 0.46 0.03 34.58 17:00:01 4 60.08 0.00 3.44 0.42 0.03 36.03 17:00:01 5 59.39 0.00 3.66 0.42 0.03 36.49 17:00:01 6 59.72 0.00 3.38 0.54 0.03 36.33 17:00:01 7 57.42 0.00 3.52 0.62 0.03 38.41 Average: all 55.74 0.00 4.08 0.59 0.03 39.56 Average: 0 54.58 0.00 3.94 0.56 0.02 40.90 Average: 1 56.19 0.00 4.31 0.58 0.02 38.90 Average: 2 56.91 0.00 3.72 0.76 0.03 38.58 Average: 3 56.21 0.00 3.93 0.54 0.03 39.30 Average: 4 55.73 0.00 4.04 0.49 0.03 39.71 Average: 5 54.71 0.00 4.38 0.45 0.03 40.43 Average: 6 56.28 0.00 4.16 0.67 0.02 38.87 Average: 7 55.33 0.00 4.21 0.67 0.03 39.77