---> uname -a: Linux prd-centos8-builder-4c-4g-13397.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 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 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 756 12214 19 2792 14658 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: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:fa:ec:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.142/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86165sec preferred_lft 86165sec inet6 fe80::f816:3eff:fefa:ecf3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 11/17/2025 _x86_64_ (4 CPU) 15:50:58 LINUX RESTART (4 CPU) 03:52:02 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 392.14 20.20 371.94 4568.91 15217.73 03:54:01 PM 156.76 0.55 156.21 41.33 13911.90 Average: 273.51 10.30 263.21 2287.06 14559.60 03:52:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 11006348 13135656 5135176 31.81 2688 2322696 3407224 19.82 282624 4416456 148292 03:54:01 PM 12595960 15080196 3545564 21.97 2688 2672252 848964 4.94 510044 2584776 126780 Average: 11801154 14107926 4340370 26.89 2688 2497474 2128094 12.38 396334 3500616 137536 03:52:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 352.52 289.89 3586.46 49.31 0.00 0.00 0.00 0.00 03:54:01 PM lo 1022.63 1022.63 1019.75 1019.75 0.00 0.00 0.00 0.00 03:54:01 PM eth0 250.92 169.47 3453.61 23.02 0.00 0.00 0.00 0.00 Average: lo 515.39 515.39 513.94 513.94 0.00 0.00 0.00 0.00 Average: eth0 301.32 229.20 3519.50 36.06 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 11/17/2025 _x86_64_ (4 CPU) 15:50:58 LINUX RESTART (4 CPU) 03:52:02 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 52.15 0.00 2.69 1.89 0.09 43.17 03:53:01 PM 0 43.86 0.00 3.17 2.44 0.10 50.42 03:53:01 PM 1 56.08 0.00 2.96 2.19 0.10 38.67 03:53:01 PM 2 56.01 0.00 2.68 2.24 0.08 38.98 03:53:01 PM 3 52.67 0.00 1.94 0.70 0.08 44.61 03:54:01 PM all 66.03 0.00 2.60 0.49 0.10 30.78 03:54:01 PM 0 59.05 0.00 2.64 0.59 0.12 37.61 03:54:01 PM 1 74.51 0.00 2.51 0.13 0.08 22.76 03:54:01 PM 2 67.72 0.00 1.92 0.85 0.10 29.41 03:54:01 PM 3 62.83 0.00 3.34 0.40 0.08 33.35 Average: all 59.14 0.00 2.64 1.19 0.09 36.94 Average: 0 51.49 0.00 2.90 1.51 0.11 43.99 Average: 1 65.36 0.00 2.73 1.16 0.09 30.66 Average: 2 61.91 0.00 2.30 1.54 0.09 34.16 Average: 3 57.78 0.00 2.64 0.55 0.08 38.94