---> uname -a: Linux prd-centos8-builder-4c-4g-3514.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: 2800.000 BogoMIPS: 5600.00 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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 1438 11508 19 2815 13976 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:ff:7d:a9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.8/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:feff:7da9/64 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) 10/18/2025 _x86_64_ (4 CPU) 13:36:21 LINUX RESTART (4 CPU) 01:37:01 PM tps rtps wtps bread/s bwrtn/s 01:38:02 PM 474.95 65.73 409.23 4186.78 13900.97 01:39:01 PM 192.87 3.76 189.11 675.30 14236.02 01:40:01 PM 59.71 2.63 57.07 85.45 11403.00 Average: 242.84 24.16 218.67 1655.13 13174.32 01:37:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:02 PM 12434356 14540556 3707176 22.97 2688 2301424 1578764 9.18 222640 3065268 309776 01:39:01 PM 8905960 11416860 7235572 44.83 2688 2698688 4441936 25.84 351500 6423032 322340 01:40:01 PM 11850604 14378448 4290928 26.58 2688 2715452 1466808 8.53 576944 3263288 16760 Average: 11063640 13445288 5077892 31.46 2688 2571855 2495836 14.52 383695 4250529 216292 01:37:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:02 PM eth0 334.77 256.14 4517.65 40.72 0.00 0.00 0.00 0.00 01:39:01 PM lo 987.63 987.63 989.05 989.05 0.00 0.00 0.00 0.00 01:39:01 PM eth0 280.65 215.05 4105.67 29.92 0.00 0.00 0.00 0.00 01:40:01 PM lo 1.42 1.42 2.47 2.47 0.00 0.00 0.00 0.00 01:40:01 PM eth0 253.71 154.47 451.20 241.42 0.00 0.00 0.00 0.00 Average: lo 325.97 325.97 326.79 326.79 0.00 0.00 0.00 0.00 Average: eth0 289.77 208.53 3019.20 104.42 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) 10/18/2025 _x86_64_ (4 CPU) 13:36:21 LINUX RESTART (4 CPU) 01:37:01 PM CPU %user %nice %system %iowait %steal %idle 01:38:02 PM all 34.24 0.44 7.92 2.29 0.10 55.02 01:38:02 PM 0 26.58 0.15 6.40 4.29 0.08 62.49 01:38:02 PM 1 46.07 0.33 6.13 1.17 0.10 46.20 01:38:02 PM 2 29.63 0.67 9.61 1.87 0.10 58.12 01:38:02 PM 3 34.66 0.59 9.55 1.82 0.10 53.28 01:39:01 PM all 71.51 0.00 2.36 0.79 0.13 25.21 01:39:01 PM 0 63.67 0.00 2.50 1.04 0.14 32.66 01:39:01 PM 1 73.98 0.00 1.89 0.59 0.12 23.42 01:39:01 PM 2 73.37 0.00 2.50 0.82 0.14 23.19 01:39:01 PM 3 75.01 0.00 2.57 0.73 0.12 21.57 01:40:01 PM all 49.31 0.00 1.76 0.31 0.09 48.53 01:40:01 PM 0 42.38 0.00 2.23 0.20 0.10 55.09 01:40:01 PM 1 58.65 0.00 1.44 0.33 0.08 39.49 01:40:01 PM 2 48.79 0.00 1.93 0.42 0.08 48.79 01:40:01 PM 3 47.42 0.00 1.47 0.27 0.08 50.76 Average: all 51.59 0.15 4.03 1.13 0.10 43.01 Average: 0 44.11 0.05 3.71 1.85 0.11 50.17 Average: 1 59.49 0.11 3.16 0.70 0.10 36.44 Average: 2 50.48 0.22 4.69 1.04 0.11 43.46 Average: 3 52.24 0.20 4.54 0.94 0.10 41.98