---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-15892 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 18G 138G 12% / 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 750 18956 4 12385 30874 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:84:36:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84438sec preferred_lft 84438sec inet6 fe80::f816:3eff:fe84:36f3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:37:0a:8d:35:fa 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::3037:aff:fe8d:35fa/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15892) 12/23/25 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 19.31 0.44 18.43 0.44 16.43 14573.36 329.07 00:30:05 40.78 1.86 37.87 1.05 312.43 11258.08 11357.80 Average: 30.12 1.15 28.21 0.75 165.42 12904.64 5880.29 00:10:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20247916 28808940 3482632 10.60 182480 8453840 3710500 10.94 2219216 9767576 2880 00:30:05 19594896 31594964 678012 2.06 220488 11710908 1310756 3.87 3370124 9069528 172 Average: 19921406 30201952 2080322 6.33 201484 10082374 2510628 7.40 2794670 9418552 1526 00:10:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 1144.40 1144.40 1091.76 1091.76 0.00 0.00 0.00 0.00 00:20:01 ens3 58.97 48.20 322.09 13.16 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:05 lo 3412.44 3412.44 3252.87 3252.87 0.00 0.00 0.00 0.00 00:30:05 ens3 166.89 174.47 237.98 2605.36 0.00 0.00 0.00 0.00 00:30:05 docker0 88.69 87.68 1349.99 71.45 0.00 0.00 0.00 0.00 Average: lo 2286.00 2286.00 2179.54 2179.54 0.00 0.00 0.00 0.00 Average: ens3 113.29 111.76 279.75 1317.92 0.00 0.00 0.00 0.00 Average: docker0 44.64 44.13 679.50 35.96 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-15892) 12/23/25 _x86_64_ (8 CPU) 00:00:25 LINUX RESTART (8 CPU) 00:10:05 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.21 0.00 1.45 0.14 0.06 69.13 00:20:01 0 24.81 0.00 1.10 0.03 0.07 73.99 00:20:01 1 33.01 0.00 1.35 0.21 0.06 65.36 00:20:01 2 29.05 0.00 1.32 0.11 0.06 69.47 00:20:01 3 35.10 0.00 1.30 0.03 0.06 63.51 00:20:01 4 30.22 0.00 2.01 0.04 0.06 67.67 00:20:01 5 27.83 0.00 1.19 0.42 0.06 70.49 00:20:01 6 26.27 0.00 1.35 0.12 0.06 72.20 00:20:01 7 27.40 0.00 1.96 0.19 0.06 70.38 00:30:05 all 11.70 0.00 1.68 0.18 0.04 86.39 00:30:05 0 7.84 0.00 1.14 0.12 0.05 90.85 00:30:05 1 9.75 0.00 1.03 0.22 0.05 88.95 00:30:05 2 12.36 0.00 1.08 0.07 0.04 86.43 00:30:05 3 17.56 0.00 3.21 0.13 0.04 79.06 00:30:05 4 10.52 0.00 1.86 0.03 0.03 87.56 00:30:05 5 9.82 0.00 0.58 0.22 0.04 89.34 00:30:05 6 6.17 0.00 0.52 0.29 0.04 92.97 00:30:05 7 19.65 0.00 4.06 0.39 0.05 75.86 Average: all 20.39 0.00 1.56 0.16 0.05 77.83 Average: 0 16.25 0.00 1.12 0.08 0.06 82.50 Average: 1 21.29 0.00 1.19 0.21 0.06 77.25 Average: 2 20.63 0.00 1.20 0.09 0.05 78.03 Average: 3 26.28 0.00 2.26 0.08 0.05 71.33 Average: 4 20.30 0.00 1.93 0.04 0.05 77.69 Average: 5 18.76 0.00 0.88 0.32 0.05 79.99 Average: 6 16.15 0.00 0.93 0.21 0.05 82.66 Average: 7 23.51 0.00 3.01 0.29 0.05 73.13