---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-11731 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 17G 139G 11% / 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 749 19740 4 11601 30875 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:c0:91:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84487sec preferred_lft 84487sec inet6 fe80::f816:3eff:fec0:91f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:c7:1e:73:76:03 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::f0c7:1eff:fe73:7603/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-11731) 11/19/25 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:02 7.94 0.07 7.41 0.46 2.20 4968.28 71.46 00:50:21 28.70 2.14 25.62 0.94 324.05 19053.70 1616.51 Average: 18.47 1.12 16.65 0.70 165.46 12113.36 855.21 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:02 22227232 29061924 3237224 9.85 163536 6807776 3371628 9.94 1875288 8188844 1575464 00:50:21 20482600 31675928 600244 1.83 217524 10927248 1375280 4.06 3209700 8384264 28 Average: 21354916 30368926 1918734 5.84 190530 8867512 2373454 7.00 2542494 8286554 787746 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:02 lo 1.72 1.72 0.16 0.16 0.00 0.00 0.00 0.00 00:40:02 ens3 54.50 43.28 233.04 12.87 0.00 0.00 0.00 0.00 00:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:21 lo 4430.40 4430.40 4230.62 4230.62 0.00 0.00 0.00 0.00 00:50:21 ens3 110.94 96.63 328.21 959.69 0.00 0.00 0.00 0.00 00:50:21 docker0 64.38 64.30 950.11 66.42 0.00 0.00 0.00 0.00 00:50:21 veth31d3fa9 61.82 61.18 950.80 7.35 0.00 0.00 0.00 0.08 Average: lo 2248.25 2248.25 2146.14 2146.14 0.00 0.00 0.00 0.00 Average: ens3 83.13 70.35 281.32 493.16 0.00 0.00 0.00 0.00 Average: docker0 32.66 32.62 481.96 33.69 0.00 0.00 0.00 0.00 Average: veth31d3fa9 31.36 31.03 482.31 3.73 0.00 0.00 0.00 0.04 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-11731) 11/19/25 _x86_64_ (8 CPU) 00:23:59 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:02 all 33.78 0.00 1.31 0.07 0.07 64.78 00:40:02 0 31.44 0.00 1.48 0.00 0.08 67.01 00:40:02 1 36.34 0.00 1.52 0.02 0.07 62.05 00:40:02 2 30.24 0.00 1.09 0.06 0.07 68.54 00:40:02 3 33.87 0.00 1.26 0.12 0.07 64.69 00:40:02 4 37.80 0.00 1.34 0.15 0.07 60.64 00:40:02 5 37.77 0.00 1.35 0.00 0.08 60.80 00:40:02 6 31.99 0.00 1.31 0.11 0.07 66.53 00:40:02 7 30.80 0.00 1.11 0.06 0.07 67.96 00:50:21 all 13.18 0.00 1.80 0.27 0.04 84.72 00:50:21 0 14.31 0.00 3.37 0.21 0.04 82.06 00:50:21 1 8.34 0.00 0.76 0.20 0.03 90.66 00:50:21 2 6.82 0.00 0.70 0.23 0.03 92.22 00:50:21 3 11.24 0.00 0.97 0.40 0.05 87.35 00:50:21 4 17.00 0.00 1.79 0.28 0.04 80.88 00:50:21 5 17.10 0.00 1.66 0.23 0.04 80.98 00:50:21 6 22.61 0.00 4.45 0.54 0.04 72.35 00:50:21 7 8.11 0.00 0.71 0.07 0.04 91.07 Average: all 23.33 0.00 1.55 0.17 0.06 74.89 Average: 0 22.78 0.00 2.43 0.11 0.06 74.62 Average: 1 22.13 0.00 1.13 0.11 0.05 76.57 Average: 2 18.35 0.00 0.89 0.14 0.05 80.56 Average: 3 22.38 0.00 1.11 0.26 0.06 76.19 Average: 4 27.25 0.00 1.57 0.21 0.06 70.91 Average: 5 27.28 0.00 1.51 0.12 0.06 71.04 Average: 6 27.25 0.00 2.90 0.33 0.06 69.47 Average: 7 19.28 0.00 0.91 0.07 0.05 79.69