---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5025 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 19G 137G 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 772 17760 4 13559 30852 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:36:5e:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.205/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83294sec preferred_lft 83294sec inet6 fe80::f816:3eff:fe36:5e09/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:fa:0b:7f:42:5f 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::f0fa:bff:fe7f:425f/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-5025) 10/19/25 _x86_64_ (8 CPU) 00:07:19 LINUX RESTART (8 CPU) 00:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:03 19.14 1.67 16.23 1.24 710.25 7510.78 46026.95 00:30:01 8.93 0.33 7.97 0.62 12.11 3605.18 698.75 00:40:02 13.84 0.14 13.40 0.30 4.13 13827.96 113.56 00:50:03 25.04 1.87 21.88 1.29 326.42 10866.23 1294.38 Average: 16.74 1.00 14.88 0.86 262.30 8963.37 11953.61 00:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:03 24734524 29501052 2801660 8.53 167440 4787352 3122052 9.21 1160920 6472452 59036 00:30:01 23305208 29055804 3239472 9.86 209324 5639364 3941708 11.62 1410864 7553796 23548 00:40:02 18665208 28637728 3641012 11.08 250204 9665560 3882540 11.45 2706536 10715976 29820 00:50:03 18478452 31673260 587880 1.79 290308 12707332 1380868 4.07 3804076 9640796 212 Average: 21295848 29716961 2567506 7.81 229319 8199902 3081792 9.09 2270599 8595755 28154 00:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:03 lo 5.63 5.63 0.56 0.56 0.00 0.00 0.00 0.00 00:20:03 ens3 81.72 67.88 677.57 14.79 0.00 0.00 0.00 0.00 00:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 1.37 1.37 0.14 0.14 0.00 0.00 0.00 0.00 00:30:01 ens3 53.18 40.65 16.24 15.26 0.00 0.00 0.00 0.00 00:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:02 lo 4535.89 4535.89 4331.27 4331.27 0.00 0.00 0.00 0.00 00:40:02 ens3 50.82 41.02 303.08 11.01 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 00:50:03 lo 88.27 88.27 83.59 83.59 0.00 0.00 0.00 0.00 00:50:03 ens3 150.58 149.32 328.40 1482.66 0.00 0.00 0.00 0.00 00:50:03 docker0 121.70 109.37 1473.25 75.83 0.00 0.00 0.00 0.00 00:50:03 vethfbe89cd 119.15 106.04 1474.73 14.95 0.00 0.00 0.00 0.12 Average: lo 1162.50 1162.50 1108.39 1108.39 0.00 0.00 0.00 0.00 Average: ens3 84.12 74.78 330.76 382.39 0.00 0.00 0.00 0.00 Average: docker0 30.55 27.45 369.79 19.03 0.00 0.00 0.00 0.00 Average: vethfbe89cd 29.91 26.62 370.16 3.75 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-5025) 10/19/25 _x86_64_ (8 CPU) 00:07:19 LINUX RESTART (8 CPU) 00:10:09 CPU %user %nice %system %iowait %steal %idle 00:20:03 all 39.70 0.00 1.46 0.31 0.08 58.45 00:20:03 0 37.45 0.00 1.29 0.48 0.08 60.68 00:20:03 1 42.12 0.00 2.03 0.14 0.08 55.63 00:20:03 2 41.57 0.00 1.71 0.63 0.09 56.00 00:20:03 3 36.96 0.00 1.30 0.27 0.08 61.39 00:20:03 4 39.86 0.00 1.53 0.24 0.09 58.29 00:20:03 5 41.51 0.00 1.21 0.15 0.08 57.06 00:20:03 6 40.67 0.00 1.28 0.31 0.08 57.66 00:20:03 7 37.48 0.00 1.33 0.24 0.08 60.88 00:30:01 all 38.55 0.00 1.39 0.14 0.08 59.83 00:30:01 0 40.40 0.00 1.51 0.10 0.09 57.90 00:30:01 1 41.72 0.00 1.47 0.18 0.08 56.55 00:30:01 2 38.57 0.00 1.34 0.12 0.08 59.90 00:30:01 3 36.43 0.00 1.08 0.12 0.08 62.29 00:30:01 4 35.79 0.00 1.37 0.05 0.08 62.71 00:30:01 5 38.05 0.00 1.52 0.23 0.08 60.12 00:30:01 6 39.67 0.00 1.30 0.04 0.09 58.91 00:30:01 7 37.78 0.00 1.56 0.28 0.09 60.29 00:40:02 all 22.33 0.00 1.88 0.26 0.06 75.47 00:40:02 0 22.98 0.00 1.49 0.18 0.07 75.28 00:40:02 1 24.13 0.00 2.19 0.08 0.06 73.55 00:40:02 2 24.27 0.00 1.65 0.64 0.06 73.38 00:40:02 3 16.01 0.00 1.13 0.78 0.05 82.02 00:40:02 4 18.85 0.00 1.96 0.13 0.06 78.99 00:40:02 5 16.94 0.00 0.99 0.17 0.06 81.84 00:40:02 6 22.75 0.00 1.27 0.06 0.06 75.86 00:40:02 7 32.81 0.00 4.37 0.04 0.07 62.71 00:50:03 all 11.53 0.00 1.24 0.30 0.04 86.89 00:50:03 0 15.38 0.00 1.61 0.33 0.04 82.63 00:50:03 1 7.32 0.00 0.88 0.23 0.04 91.53 00:50:03 2 8.70 0.00 0.65 0.28 0.03 90.35 00:50:03 3 8.62 0.00 0.70 0.55 0.04 90.09 00:50:03 4 10.92 0.00 0.78 0.26 0.04 88.00 00:50:03 5 6.34 0.00 0.55 0.57 0.04 92.51 00:50:03 6 18.55 0.00 2.56 0.12 0.05 78.73 00:50:03 7 16.41 0.00 2.16 0.09 0.05 81.29 Average: all 27.98 0.00 1.49 0.25 0.07 70.21 Average: 0 29.01 0.00 1.48 0.27 0.07 69.17 Average: 1 28.76 0.00 1.64 0.16 0.07 69.37 Average: 2 28.23 0.00 1.33 0.42 0.07 69.96 Average: 3 24.44 0.00 1.05 0.43 0.06 74.01 Average: 4 26.30 0.00 1.41 0.17 0.07 72.05 Average: 5 25.65 0.00 1.07 0.28 0.06 72.94 Average: 6 30.36 0.00 1.60 0.13 0.07 67.83 Average: 7 31.08 0.00 2.35 0.16 0.07 66.33