---> uname -a: Linux prd-centos8-builder-4c-4g-21871.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 743 12251 19 2768 14673 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:2a:a1:c9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.232/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86154sec preferred_lft 86154sec inet6 fe80::f816:3eff:fe2a:a1c9/64 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) 06/17/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 280.15 74.79 205.37 3613.26 11718.75 03:53:01 PM 309.86 6.48 303.38 1371.94 12238.27 03:54:01 PM 84.99 0.78 84.20 97.05 9735.54 Average: 225.01 27.35 197.66 1694.07 11230.91 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12908376 14834720 3233156 20.03 2688 2124632 1124560 6.54 205240 2623872 172648 03:53:01 PM 11411308 13740604 4730224 29.30 2688 2520376 1989092 11.57 324948 3965308 240940 03:54:01 PM 12481356 14967792 3660176 22.68 2688 2675172 961200 5.59 687092 2529064 165128 Average: 12267013 14514372 3874519 24.00 2688 2440060 1358284 7.90 405760 3039415 192905 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 317.68 235.81 2299.71 36.16 0.00 0.00 0.00 0.00 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 371.19 282.97 5290.65 38.09 0.00 0.00 0.00 0.00 03:54:01 PM lo 999.57 999.57 999.03 999.03 0.00 0.00 0.00 0.00 03:54:01 PM eth0 112.63 110.65 327.85 643.71 0.00 0.00 0.00 0.00 Average: lo 333.17 333.17 332.99 332.99 0.00 0.00 0.00 0.00 Average: eth0 267.17 209.81 2639.55 239.31 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) 06/17/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.61 0.56 8.92 2.01 0.12 64.79 03:52:01 PM 0 16.66 0.45 6.97 2.55 0.12 73.25 03:52:01 PM 1 36.05 0.43 8.66 1.96 0.12 52.79 03:52:01 PM 2 24.18 0.64 9.80 1.54 0.12 63.72 03:52:01 PM 3 17.61 0.72 10.20 1.98 0.13 69.36 03:53:01 PM all 63.77 0.00 2.13 1.47 0.11 32.52 03:53:01 PM 0 68.98 0.00 1.34 0.77 0.10 28.82 03:53:01 PM 1 52.71 0.00 2.14 1.59 0.12 43.44 03:53:01 PM 2 69.55 0.00 2.35 1.00 0.10 26.99 03:53:01 PM 3 63.83 0.00 2.68 2.54 0.12 30.83 03:54:01 PM all 49.64 0.00 2.53 0.38 0.09 47.37 03:54:01 PM 0 51.25 0.00 4.09 0.62 0.10 43.94 03:54:01 PM 1 42.51 0.00 1.51 0.18 0.08 55.72 03:54:01 PM 2 49.36 0.00 2.24 0.65 0.10 47.65 03:54:01 PM 3 55.44 0.00 2.27 0.05 0.08 42.16 Average: all 45.76 0.18 4.51 1.28 0.11 48.16 Average: 0 45.86 0.15 4.11 1.30 0.11 48.47 Average: 1 43.81 0.14 4.07 1.24 0.11 50.63 Average: 2 47.73 0.21 4.79 1.07 0.11 46.09 Average: 3 45.64 0.24 5.05 1.52 0.11 47.44