---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-10915 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: 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 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 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 775 17406 4 13910 30849 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:7e:6a:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83332sec preferred_lft 83332sec inet6 fe80::f816:3eff:fe7e:6a30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:99:fd:2a:6a:43 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::2c99:fdff:fe2a:6a43/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10915) 12/06/25 _x86_64_ (8 CPU) 00:05:34 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:17 20.96 0.98 18.88 1.10 608.61 6514.16 16778.51 00:30:17 10.17 0.17 9.46 0.55 5.43 3011.56 2423.92 00:40:01 22.04 0.17 21.51 0.37 5.01 17136.01 476.17 00:50:01 32.17 1.77 29.21 1.19 308.48 8917.27 3417.97 Average: 21.33 0.78 19.75 0.81 235.82 8824.49 5879.26 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:17 23476008 28411220 3890852 11.84 179696 4919808 4051876 11.95 1148004 7724788 29556 00:30:17 22052328 27801584 4494300 13.68 210544 5632940 4564904 13.46 1350836 8852372 232 00:40:01 16761712 28419216 3852536 11.72 273204 11252168 3888680 11.47 3121776 12126036 803776 00:50:01 18087604 31642952 617248 1.88 291560 13053820 1432936 4.23 3734556 10078236 260 Average: 20094413 29068743 3213734 9.78 238751 8714684 3484599 10.28 2338793 9695358 208456 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:17 lo 5.48 5.48 0.54 0.54 0.00 0.00 0.00 0.00 00:20:17 ens3 58.94 46.51 368.41 12.82 0.00 0.00 0.00 0.00 00:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:17 lo 1.27 1.27 0.13 0.13 0.00 0.00 0.00 0.00 00:30:17 ens3 51.93 39.41 18.28 20.65 0.00 0.00 0.00 0.00 00:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:40:01 lo 4608.56 4608.56 4400.54 4400.54 0.00 0.00 0.00 0.00 00:40:01 ens3 70.99 52.79 321.78 14.58 0.00 0.00 0.00 0.00 00:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:01 lo 79.66 79.66 75.57 75.57 0.00 0.00 0.00 0.00 00:50:01 ens3 145.36 148.69 320.31 1575.82 0.00 0.00 0.00 0.00 00:50:01 docker0 137.07 121.76 1571.02 78.67 0.00 0.00 0.00 0.00 00:50:01 veth595f079 134.90 119.11 1572.73 17.82 0.00 0.00 0.00 0.13 Average: lo 1143.12 1143.12 1089.93 1089.93 0.00 0.00 0.00 0.00 Average: ens3 81.74 71.83 257.48 406.30 0.00 0.00 0.00 0.00 Average: docker0 34.30 30.47 393.10 19.69 0.00 0.00 0.00 0.00 Average: veth595f079 33.75 29.80 393.53 4.46 0.00 0.00 0.00 0.03 ---> sar -P ALL: Linux 5.15.0-161-generic (prd-ubuntu2204-docker-8c-8g-10915) 12/06/25 _x86_64_ (8 CPU) 00:05:34 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:17 all 41.74 0.00 1.39 0.10 0.09 56.69 00:20:17 0 39.18 0.00 1.25 0.06 0.08 59.42 00:20:17 1 48.66 0.00 1.51 0.07 0.09 49.66 00:20:17 2 39.08 0.00 1.36 0.04 0.08 59.44 00:20:17 3 44.15 0.00 1.26 0.08 0.08 54.42 00:20:17 4 47.49 0.00 1.62 0.14 0.09 50.66 00:20:17 5 35.56 0.00 1.28 0.12 0.08 62.96 00:20:17 6 39.04 0.00 1.43 0.21 0.09 59.23 00:20:17 7 40.74 0.00 1.38 0.07 0.09 57.73 00:30:17 all 35.29 0.00 1.34 0.05 0.08 63.24 00:30:17 0 31.89 0.00 1.19 0.01 0.08 66.83 00:30:17 1 39.03 0.00 1.58 0.17 0.08 59.14 00:30:17 2 38.57 0.00 1.41 0.06 0.08 59.89 00:30:17 3 35.77 0.00 1.47 0.03 0.08 62.66 00:30:17 4 36.23 0.00 1.28 0.01 0.08 62.40 00:30:17 5 31.86 0.00 1.30 0.04 0.07 66.72 00:30:17 6 37.36 0.00 1.33 0.01 0.08 61.22 00:30:17 7 31.65 0.00 1.19 0.05 0.07 67.04 00:40:01 all 20.52 0.00 2.05 0.16 0.06 77.21 00:40:01 0 16.48 0.00 0.96 0.07 0.06 82.43 00:40:01 1 23.48 0.00 4.36 0.08 0.06 72.02 00:40:01 2 16.52 0.00 1.36 0.20 0.05 81.87 00:40:01 3 31.66 0.00 4.96 0.08 0.07 63.22 00:40:01 4 18.22 0.00 1.04 0.07 0.05 80.62 00:40:01 5 19.23 0.00 1.13 0.03 0.06 79.56 00:40:01 6 16.02 0.00 0.80 0.23 0.05 82.89 00:40:01 7 22.72 0.00 1.87 0.50 0.06 74.85 00:50:01 all 8.25 0.00 1.10 0.15 0.03 90.47 00:50:01 0 5.49 0.00 0.63 0.13 0.03 93.72 00:50:01 1 13.37 0.00 2.07 0.28 0.04 84.23 00:50:01 2 10.55 0.00 1.57 0.26 0.04 87.59 00:50:01 3 11.93 0.00 1.91 0.22 0.04 85.91 00:50:01 4 6.68 0.00 0.81 0.05 0.03 92.43 00:50:01 5 6.74 0.00 0.74 0.06 0.03 92.43 00:50:01 6 6.12 0.00 0.58 0.13 0.03 93.14 00:50:01 7 5.09 0.00 0.46 0.08 0.03 94.34 Average: all 26.57 0.00 1.47 0.11 0.06 71.78 Average: 0 23.39 0.00 1.01 0.07 0.06 75.47 Average: 1 31.29 0.00 2.36 0.15 0.07 66.13 Average: 2 26.30 0.00 1.42 0.14 0.06 72.08 Average: 3 30.94 0.00 2.37 0.10 0.07 66.52 Average: 4 27.32 0.00 1.19 0.07 0.06 71.36 Average: 5 23.45 0.00 1.11 0.06 0.06 75.32 Average: 6 24.77 0.00 1.04 0.15 0.06 73.99 Average: 7 25.15 0.00 1.22 0.17 0.06 73.39