---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-18449 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 768 19017 4 12307 30856 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:bb:ec:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.203/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84543sec preferred_lft 84543sec inet6 fe80::f816:3eff:febb:ece5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:5c:ff:1e:f7:5a 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::5c:ffff:fe1e:f75a/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-18449) 01/05/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 18.00 0.44 17.14 0.42 16.68 14583.55 547.59 00:30:15 32.28 1.81 29.42 1.05 305.80 11163.54 2488.67 Average: 25.28 1.14 23.40 0.74 164.02 12840.70 1536.78 00:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 20014188 28493964 3797220 11.55 182744 8373204 4047772 11.94 2136080 10078064 196 00:30:15 18805408 30809456 1461788 4.45 221288 11709800 2113680 6.23 3305196 9976156 54336 Average: 19409798 29651710 2629504 8.00 202016 10041502 3080726 9.08 2720638 10027110 27266 00:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 3227.79 3227.79 3081.41 3081.41 0.00 0.00 0.00 0.00 00:20:01 ens3 51.65 40.30 315.62 10.92 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 00:30:15 lo 1400.61 1400.61 1327.04 1327.04 0.00 0.00 0.00 0.00 00:30:15 ens3 205.63 213.21 368.25 2665.47 0.00 0.00 0.00 0.00 00:30:15 docker0 91.89 89.66 1327.56 70.30 0.00 0.00 0.00 0.00 Average: lo 2296.65 2296.65 2187.37 2187.37 0.00 0.00 0.00 0.00 Average: ens3 130.12 128.41 342.44 1363.69 0.00 0.00 0.00 0.00 Average: docker0 46.83 45.69 676.53 35.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-18449) 01/05/26 _x86_64_ (8 CPU) 00:00:30 LINUX RESTART (8 CPU) 00:10:10 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 26.00 0.00 1.69 0.10 0.06 72.16 00:20:01 0 21.29 0.00 0.99 0.19 0.07 77.47 00:20:01 1 24.58 0.00 1.20 0.15 0.06 74.01 00:20:01 2 31.75 0.00 3.17 0.02 0.07 64.99 00:20:01 3 34.33 0.00 4.01 0.04 0.07 61.55 00:20:01 4 25.70 0.00 1.12 0.28 0.06 72.84 00:20:01 5 26.34 0.00 0.88 0.04 0.06 72.68 00:20:01 6 18.68 0.00 0.87 0.05 0.05 80.35 00:20:01 7 25.37 0.00 1.26 0.02 0.06 73.29 00:30:15 all 12.70 0.00 1.33 0.14 0.05 85.78 00:30:15 0 11.98 0.00 1.26 0.16 0.05 86.55 00:30:15 1 14.11 0.00 1.20 0.17 0.04 84.48 00:30:15 2 16.56 0.00 1.80 0.08 0.05 81.51 00:30:15 3 10.43 0.00 1.88 0.25 0.04 87.40 00:30:15 4 7.64 0.00 0.60 0.12 0.04 91.61 00:30:15 5 12.65 0.00 0.92 0.17 0.05 86.20 00:30:15 6 11.88 0.00 1.40 0.14 0.05 86.53 00:30:15 7 16.35 0.00 1.61 0.07 0.05 81.92 Average: all 19.21 0.00 1.51 0.12 0.05 79.10 Average: 0 16.54 0.00 1.13 0.17 0.06 82.10 Average: 1 19.24 0.00 1.20 0.16 0.05 79.35 Average: 2 23.99 0.00 2.47 0.05 0.06 73.43 Average: 3 22.13 0.00 2.92 0.15 0.05 74.75 Average: 4 16.49 0.00 0.86 0.20 0.05 82.41 Average: 5 19.37 0.00 0.90 0.11 0.05 79.57 Average: 6 15.21 0.00 1.14 0.09 0.05 83.50 Average: 7 20.77 0.00 1.44 0.05 0.05 77.69