---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3689 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 UTC 2025 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 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 764 25175 4 6151 30860 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:18:27:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84537sec preferred_lft 84537sec inet6 fe80::f816:3eff:fe18:278c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:3e:26:e7:f0:80 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-3689) 12/04/25 _x86_64_ (8 CPU) 17:27:35 LINUX RESTART (8 CPU) 17:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:04 5.76 0.42 4.94 0.40 405.74 654.78 17111.23 17:50:01 29.90 1.92 27.94 0.04 66.44 2061.59 266.54 Average: 17.83 1.17 16.45 0.22 236.06 1358.33 8687.12 17:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:04 29982240 31871412 509284 1.55 64640 2159956 1517880 4.48 328756 2257512 180 17:50:01 28227632 30663504 1694904 5.16 84756 2667492 2108444 6.22 478824 3825468 24 Average: 29104936 31267458 1102094 3.35 74698 2413724 1813162 5.35 403790 3041490 102 17:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:04 lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 17:40:04 ens3 17.35 11.37 216.86 0.89 0.00 0.00 0.00 0.00 17:40:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:01 lo 10.98 10.98 46.12 46.12 0.00 0.00 0.00 0.00 17:50:01 ens3 140.76 101.50 807.21 35.08 0.00 0.00 0.00 0.00 17:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 5.57 5.57 23.07 23.07 0.00 0.00 0.00 0.00 Average: ens3 79.07 56.44 512.10 17.99 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 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-3689) 12/04/25 _x86_64_ (8 CPU) 17:27:35 LINUX RESTART (8 CPU) 17:30:06 CPU %user %nice %system %iowait %steal %idle 17:40:04 all 0.22 0.00 0.07 0.05 0.01 99.65 17:40:04 0 0.17 0.00 0.05 0.01 0.00 99.76 17:40:04 1 0.21 0.00 0.07 0.13 0.02 99.56 17:40:04 2 0.37 0.00 0.07 0.05 0.01 99.50 17:40:04 3 0.15 0.00 0.07 0.01 0.02 99.75 17:40:04 4 0.21 0.00 0.04 0.02 0.01 99.72 17:40:04 5 0.19 0.00 0.12 0.04 0.01 99.64 17:40:04 6 0.19 0.00 0.05 0.09 0.00 99.66 17:40:04 7 0.24 0.00 0.09 0.04 0.02 99.62 17:50:01 all 2.99 0.00 0.24 0.10 0.02 96.65 17:50:01 0 2.44 0.00 0.24 0.03 0.02 97.26 17:50:01 1 2.38 0.00 0.20 0.02 0.03 97.37 17:50:01 2 3.65 0.00 0.40 0.02 0.03 95.90 17:50:01 3 3.77 0.00 0.24 0.01 0.02 95.97 17:50:01 4 2.78 0.00 0.28 0.02 0.01 96.91 17:50:01 5 2.74 0.00 0.17 0.00 0.02 97.06 17:50:01 6 2.10 0.00 0.28 0.67 0.02 96.93 17:50:01 7 4.04 0.00 0.14 0.02 0.02 95.78 Average: all 1.60 0.00 0.16 0.07 0.02 98.15 Average: 0 1.31 0.00 0.15 0.02 0.01 98.51 Average: 1 1.29 0.00 0.14 0.08 0.03 98.46 Average: 2 2.01 0.00 0.23 0.03 0.02 97.70 Average: 3 1.96 0.00 0.15 0.01 0.02 97.86 Average: 4 1.50 0.00 0.16 0.02 0.01 98.31 Average: 5 1.46 0.00 0.15 0.02 0.02 98.35 Average: 6 1.15 0.00 0.17 0.38 0.01 98.29 Average: 7 2.14 0.00 0.12 0.03 0.02 97.70