---> uname -a: Linux prd-centos8-builder-4c-4g-38047.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 12233 19 2785 14671 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:f5:44:8f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.112/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fef5:448f/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) 08/15/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 331.60 80.54 251.06 3668.70 11876.66 03:53:01 PM 313.78 6.13 307.65 1364.88 14033.56 03:54:01 PM 87.59 1.02 86.57 136.35 10525.62 Average: 244.33 29.23 215.09 1723.42 12145.27 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12788044 14739108 3353488 20.78 2688 2147864 1200412 6.98 206860 2737536 211644 03:53:01 PM 10939288 13361648 5202244 32.23 2688 2610896 2685164 15.62 333956 4416156 296776 03:54:01 PM 12555008 15049540 3586524 22.22 2688 2682044 844008 4.91 686716 2452768 113852 Average: 12094113 14383432 4047419 25.07 2688 2480268 1576528 9.17 409177 3202153 207424 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 256.09 192.95 2497.34 35.14 0.00 0.00 0.00 0.00 03:53:01 PM lo 138.99 138.99 132.60 132.60 0.00 0.00 0.00 0.00 03:53:01 PM eth0 356.35 263.26 5177.08 36.93 0.00 0.00 0.00 0.00 03:54:01 PM lo 684.29 684.29 694.77 694.77 0.00 0.00 0.00 0.00 03:54:01 PM eth0 133.36 115.48 318.43 645.67 0.00 0.00 0.00 0.00 Average: lo 274.41 274.41 275.77 275.77 0.00 0.00 0.00 0.00 Average: eth0 248.60 190.56 2664.27 239.23 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) 08/15/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.45 0.60 9.85 2.01 0.11 60.97 03:52:01 PM 0 23.57 0.33 7.42 2.71 0.12 65.85 03:52:01 PM 1 16.81 0.84 11.31 0.60 0.10 70.34 03:52:01 PM 2 42.44 0.77 13.46 3.02 0.12 40.19 03:52:01 PM 3 23.03 0.47 7.23 1.73 0.10 67.45 03:53:01 PM all 68.23 0.00 2.45 1.53 0.12 27.67 03:53:01 PM 0 71.65 0.00 1.96 0.57 0.12 25.71 03:53:01 PM 1 67.01 0.00 2.53 1.01 0.12 29.33 03:53:01 PM 2 67.86 0.00 2.26 2.16 0.12 27.60 03:53:01 PM 3 66.42 0.00 3.03 2.40 0.12 28.04 03:54:01 PM all 45.18 0.00 2.66 0.33 0.12 51.72 03:54:01 PM 0 39.74 0.00 1.94 0.12 0.12 58.09 03:54:01 PM 1 35.85 0.00 2.73 0.67 0.12 60.63 03:54:01 PM 2 51.16 0.00 2.98 0.37 0.13 45.35 03:54:01 PM 3 53.98 0.00 2.99 0.15 0.10 42.78 Average: all 46.62 0.20 4.99 1.29 0.11 46.78 Average: 0 44.98 0.11 3.77 1.13 0.12 49.89 Average: 1 39.88 0.28 5.53 0.76 0.11 53.44 Average: 2 53.83 0.26 6.23 1.85 0.12 37.71 Average: 3 47.81 0.16 4.42 1.43 0.11 46.09