---> uname -a: Linux prd-centos8-builder-4c-4g-30118.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 755 12221 19 2786 14660 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:33:93:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86164sec preferred_lft 86164sec inet6 fe80::f816:3eff:fe33:93ed/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) 07/23/2025 _x86_64_ (4 CPU) 15:50:57 LINUX RESTART (4 CPU) 03:52:01 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 439.32 19.47 419.85 4302.86 14712.49 03:54:01 PM 158.29 0.92 157.37 158.05 13897.55 Average: 298.82 10.19 288.62 2230.63 14305.06 03:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 11401576 13518272 4739956 29.36 2688 2310112 2362112 13.74 275168 4035648 145552 03:54:01 PM 10914308 13312476 5227224 32.38 2688 2586260 2470764 14.37 475984 4302160 47088 Average: 11157942 13415374 4983590 30.87 2688 2448186 2416438 14.06 375576 4168904 96320 03:52:01 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 332.33 275.98 3529.58 47.22 0.00 0.00 0.00 0.00 03:54:01 PM lo 709.93 709.93 723.27 723.27 0.00 0.00 0.00 0.00 03:54:01 PM eth0 234.77 160.02 3452.03 21.43 0.00 0.00 0.00 0.00 Average: lo 354.93 354.93 361.61 361.61 0.00 0.00 0.00 0.00 Average: eth0 283.55 218.01 3490.81 34.33 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) 07/23/2025 _x86_64_ (4 CPU) 15:50:57 LINUX RESTART (4 CPU) 03:52:01 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 49.99 0.00 2.53 1.94 0.12 45.42 03:53:01 PM 0 40.80 0.00 3.29 2.65 0.13 53.12 03:53:01 PM 1 50.67 0.00 2.29 1.60 0.12 45.33 03:53:01 PM 2 47.24 0.00 1.97 1.49 0.12 49.18 03:53:01 PM 3 61.26 0.00 2.59 2.01 0.10 34.05 03:54:01 PM all 64.95 0.00 2.50 0.61 0.10 31.83 03:54:01 PM 0 64.60 0.00 2.57 0.52 0.12 32.19 03:54:01 PM 1 68.82 0.00 2.41 0.60 0.08 28.09 03:54:01 PM 2 74.91 0.00 2.34 0.45 0.08 22.21 03:54:01 PM 3 51.45 0.00 2.69 0.89 0.12 44.86 Average: all 57.46 0.00 2.52 1.28 0.11 38.63 Average: 0 52.69 0.00 2.93 1.59 0.13 42.66 Average: 1 59.73 0.00 2.35 1.10 0.10 36.72 Average: 2 61.07 0.00 2.16 0.97 0.10 35.70 Average: 3 56.35 0.00 2.64 1.45 0.11 39.45