---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4659 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: 5600.00 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 769 17762 4 13559 30854 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:28:ac:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.138/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83178sec preferred_lft 83178sec inet6 fe80::f816:3eff:fe28:acfe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:6b:66:14:e2:b4 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::886b:66ff:fe14:e2b4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-4659) 10/18/25 _x86_64_ (8 CPU) 00:06:15 LINUX RESTART (8 CPU) 00:10:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 17.25 0.96 15.12 1.17 683.78 6806.05 37486.91 00:30:12 8.13 0.30 7.23 0.60 11.81 3390.99 1827.07 00:40:11 13.55 0.15 13.09 0.31 4.18 13902.28 120.27 00:50:01 25.97 1.86 22.87 1.24 326.90 10957.49 1763.89 Average: 16.14 0.81 14.51 0.82 252.99 8738.85 10149.96 00:10:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 24542352 29420968 2881360 8.77 172956 4884108 3126288 9.22 1186460 6629188 103956 00:30:12 22311624 28065416 4229784 12.87 209336 5641944 5036204 14.85 1411232 8541124 1804 00:40:11 17718968 27692416 4585956 13.95 250356 9666528 4929832 14.54 2706708 11652240 100 00:50:01 18462160 31657364 603940 1.84 291624 12706500 1420904 4.19 3807768 9645528 36 Average: 20758776 29209041 3075260 9.36 231068 8224770 3628307 10.70 2278042 9117020 26474 00:10:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 5.67 5.67 0.55 0.55 0.00 0.00 0.00 0.00 00:20:01 ens3 74.47 59.17 528.46 13.85 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 00:30:12 lo 1.36 1.36 0.13 0.13 0.00 0.00 0.00 0.00 00:30:12 ens3 53.28 39.44 15.20 14.13 0.00 0.00 0.00 0.00 00:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:11 lo 4376.60 4376.60 4179.06 4179.06 0.00 0.00 0.00 0.00 00:40:11 ens3 53.19 41.08 303.96 10.66 0.00 0.00 0.00 0.00 00:40:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 94.70 94.70 89.71 89.71 0.00 0.00 0.00 0.00 00:50:01 ens3 142.88 144.22 332.49 1500.46 0.00 0.00 0.00 0.00 00:50:01 docker0 117.79 103.00 1491.47 76.19 0.00 0.00 0.00 0.00 00:50:01 veth3c92dd9 115.33 100.11 1492.90 14.28 0.00 0.00 0.00 0.12 Average: lo 1123.42 1123.42 1071.04 1071.04 0.00 0.00 0.00 0.00 Average: ens3 80.62 70.61 292.28 380.64 0.00 0.00 0.00 0.00 Average: docker0 29.12 25.46 368.72 18.84 0.00 0.00 0.00 0.00 Average: veth3c92dd9 28.51 24.75 369.07 3.53 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-4659) 10/18/25 _x86_64_ (8 CPU) 00:06:15 LINUX RESTART (8 CPU) 00:10:14 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 39.68 0.00 1.47 0.76 0.10 58.00 00:20:01 0 37.39 0.00 1.32 0.53 0.10 60.65 00:20:01 1 43.42 0.00 1.43 0.21 0.09 54.84 00:20:01 2 38.64 0.00 1.35 0.27 0.09 59.65 00:20:01 3 42.80 0.00 1.65 0.29 0.10 55.16 00:20:01 4 40.84 0.00 1.81 0.61 0.10 56.65 00:20:01 5 40.28 0.00 1.42 0.78 0.10 57.43 00:20:01 6 36.26 0.00 1.31 0.23 0.09 62.11 00:20:01 7 37.80 0.00 1.45 3.14 0.10 57.51 00:30:12 all 36.59 0.00 1.44 0.29 0.09 61.58 00:30:12 0 29.33 0.00 1.17 0.11 0.08 69.31 00:30:12 1 34.77 0.00 1.54 0.27 0.09 63.33 00:30:12 2 36.93 0.00 1.62 0.40 0.08 60.98 00:30:12 3 38.37 0.00 1.50 0.17 0.09 59.87 00:30:12 4 40.78 0.00 1.36 0.24 0.09 57.53 00:30:12 5 41.28 0.00 1.60 0.09 0.09 56.94 00:30:12 6 34.40 0.00 1.35 0.51 0.09 63.66 00:30:12 7 36.93 0.00 1.40 0.56 0.09 61.01 00:40:11 all 21.76 0.00 1.98 0.38 0.07 75.81 00:40:11 0 24.87 0.00 4.39 0.62 0.08 70.03 00:40:11 1 16.95 0.00 1.05 0.37 0.06 81.55 00:40:11 2 28.80 0.00 2.89 0.08 0.08 68.15 00:40:11 3 19.90 0.00 0.78 0.37 0.07 78.87 00:40:11 4 17.62 0.00 0.98 0.05 0.06 81.30 00:40:11 5 17.43 0.00 1.03 0.57 0.06 80.90 00:40:11 6 18.32 0.00 1.32 0.53 0.06 79.78 00:40:11 7 30.24 0.00 3.45 0.43 0.08 65.81 00:50:01 all 12.13 0.00 1.34 0.42 0.04 86.07 00:50:01 0 11.06 0.00 1.07 0.40 0.04 87.42 00:50:01 1 10.71 0.00 0.91 1.54 0.04 86.80 00:50:01 2 12.10 0.00 0.80 0.38 0.04 86.69 00:50:01 3 6.74 0.00 0.72 0.24 0.04 92.26 00:50:01 4 14.67 0.00 1.93 0.20 0.05 83.14 00:50:01 5 18.25 0.00 2.60 0.30 0.05 78.79 00:50:01 6 13.14 0.00 1.66 0.21 0.04 84.94 00:50:01 7 10.38 0.00 1.02 0.07 0.04 88.50 Average: all 27.58 0.00 1.56 0.46 0.07 70.33 Average: 0 25.68 0.00 1.99 0.41 0.07 71.85 Average: 1 26.48 0.00 1.23 0.60 0.07 71.62 Average: 2 29.16 0.00 1.67 0.28 0.07 68.82 Average: 3 26.99 0.00 1.16 0.27 0.07 71.51 Average: 4 28.52 0.00 1.52 0.27 0.07 69.61 Average: 5 29.34 0.00 1.66 0.43 0.08 68.49 Average: 6 25.56 0.00 1.41 0.37 0.07 72.59 Average: 7 28.88 0.00 1.83 1.04 0.07 68.18