---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2578 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 769 17762 4 13560 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:82:f3:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83172sec preferred_lft 83172sec inet6 fe80::f816:3eff:fe82:f3c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:cf:57:93:21:63 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::40cf:57ff:fe93:2163/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2578) 10/11/25 _x86_64_ (8 CPU) 00:04:18 LINUX RESTART (8 CPU) 00:10:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:46 9.05 0.40 8.07 0.58 15.15 3269.67 1147.58 00:30:09 7.72 0.06 7.16 0.51 0.84 2882.08 793.99 00:40:10 16.34 0.18 15.83 0.33 4.39 15648.58 1757.49 00:50:12 23.38 1.85 20.32 1.21 321.58 8650.65 1472.85 Average: 14.15 0.63 12.87 0.66 85.88 7621.23 1298.69 00:10:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:46 22652912 27777796 4522360 13.76 184192 5091596 4735460 13.96 1252128 8430348 25364 00:30:09 22241248 28099868 4195296 12.77 211412 5740336 4318448 12.73 1438320 8588844 4956 00:40:10 16996396 27958016 4316680 13.14 264276 10596884 4355076 12.84 3005980 12048736 244980 00:50:12 18470652 31667524 593876 1.81 292268 12707240 1374876 4.05 3808432 9651764 232 Average: 20090302 28875801 3407053 10.37 238037 8534014 3695965 10.90 2376215 9679923 68883 00:10:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:46 lo 3.55 3.55 0.32 0.32 0.00 0.00 0.00 0.00 00:20:46 ens3 47.43 38.62 76.86 12.59 0.00 0.00 0.00 0.00 00:20:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:09 lo 1.26 1.26 0.12 0.12 0.00 0.00 0.00 0.00 00:30:09 ens3 48.48 36.67 14.32 13.21 0.00 0.00 0.00 0.00 00:30:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:10 lo 4288.86 4288.86 4095.29 4095.29 0.00 0.00 0.00 0.00 00:40:10 ens3 56.79 45.24 310.36 11.90 0.00 0.00 0.00 0.00 00:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:12 lo 90.36 90.36 85.79 85.79 0.00 0.00 0.00 0.00 00:50:12 ens3 139.92 144.66 318.53 1497.41 0.00 0.00 0.00 0.00 00:50:12 docker0 129.43 115.65 1491.42 76.65 0.00 0.00 0.00 0.00 00:50:12 veth5e8b1a8 126.83 112.19 1493.00 15.88 0.00 0.00 0.00 0.12 Average: lo 1095.92 1095.92 1045.27 1045.27 0.00 0.00 0.00 0.00 Average: ens3 73.19 66.38 181.12 384.56 0.00 0.00 0.00 0.00 Average: docker0 32.43 28.97 373.65 19.20 0.00 0.00 0.00 0.00 Average: veth5e8b1a8 31.78 28.11 374.04 3.98 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2578) 10/11/25 _x86_64_ (8 CPU) 00:04:18 LINUX RESTART (8 CPU) 00:10:09 CPU %user %nice %system %iowait %steal %idle 00:20:46 all 39.57 0.00 1.34 0.12 0.09 58.88 00:20:46 0 43.42 0.00 1.37 0.16 0.10 54.95 00:20:46 1 38.86 0.00 1.28 0.10 0.10 59.67 00:20:46 2 36.74 0.00 1.28 0.40 0.09 61.49 00:20:46 3 39.29 0.00 1.47 0.14 0.09 59.01 00:20:46 4 38.25 0.00 1.25 0.05 0.09 60.36 00:20:46 5 39.38 0.00 1.35 0.01 0.09 59.16 00:20:46 6 41.24 0.00 1.39 0.04 0.09 57.25 00:20:46 7 39.41 0.00 1.31 0.05 0.09 59.13 00:30:09 all 33.59 0.00 1.38 0.27 0.09 64.66 00:30:09 0 32.32 0.00 1.29 0.46 0.09 65.85 00:30:09 1 34.62 0.00 1.80 0.49 0.09 62.99 00:30:09 2 37.68 0.00 1.53 0.10 0.10 60.59 00:30:09 3 30.13 0.00 1.22 0.44 0.09 68.12 00:30:09 4 31.52 0.00 1.29 0.21 0.09 66.88 00:30:09 5 29.89 0.00 1.26 0.17 0.09 68.58 00:30:09 6 39.93 0.00 1.19 0.04 0.10 58.74 00:30:09 7 32.64 0.00 1.46 0.27 0.09 65.53 00:40:10 all 19.37 0.00 1.92 3.33 0.07 75.30 00:40:10 0 17.13 0.00 1.19 6.33 0.07 75.28 00:40:10 1 22.25 0.00 2.12 3.34 0.08 72.21 00:40:10 2 19.65 0.00 2.00 3.01 0.07 75.27 00:40:10 3 24.12 0.00 2.23 2.90 0.09 70.66 00:40:10 4 19.92 0.00 1.76 2.49 0.07 75.76 00:40:10 5 21.44 0.00 3.77 1.13 0.07 73.59 00:40:10 6 13.69 0.00 0.75 3.16 0.06 82.35 00:40:10 7 16.78 0.00 1.57 4.31 0.06 77.27 00:50:12 all 8.59 0.00 1.11 1.35 0.04 88.92 00:50:12 0 4.68 0.00 0.48 2.72 0.03 92.10 00:50:12 1 5.37 0.00 0.56 1.70 0.04 92.34 00:50:12 2 8.23 0.00 0.72 2.83 0.04 88.18 00:50:12 3 11.92 0.00 2.14 0.16 0.05 85.74 00:50:12 4 13.00 0.00 2.04 1.33 0.05 83.58 00:50:12 5 11.15 0.00 1.45 0.71 0.04 86.64 00:50:12 6 7.36 0.00 0.67 0.65 0.03 91.28 00:50:12 7 6.98 0.00 0.80 0.69 0.04 91.49 Average: all 25.36 0.00 1.44 1.27 0.07 71.87 Average: 0 24.53 0.00 1.08 2.41 0.07 71.90 Average: 1 25.33 0.00 1.43 1.40 0.08 71.76 Average: 2 25.55 0.00 1.38 1.59 0.08 71.40 Average: 3 26.49 0.00 1.77 0.90 0.08 70.76 Average: 4 25.77 0.00 1.59 1.02 0.08 71.55 Average: 5 25.60 0.00 1.96 0.50 0.08 71.87 Average: 6 25.55 0.00 1.00 0.97 0.07 72.41 Average: 7 24.04 0.00 1.28 1.32 0.07 73.28