---> uname -a: Linux prd-centos8-builder-4c-4g-20713.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 742 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:b4:66:a4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.196/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86161sec preferred_lft 86161sec inet6 fe80::f816:3eff:feb4:66a4/64 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) 06/12/2025 _x86_64_ (4 CPU) 20:03:20 LINUX RESTART (4 CPU) 08:04:01 PM tps rtps wtps bread/s bwrtn/s 08:05:01 PM 397.89 71.92 325.96 3660.15 13079.12 08:06:01 PM 204.43 4.41 200.02 1339.86 12133.50 08:07:01 PM 79.51 0.73 78.77 79.71 12893.60 Average: 227.30 25.69 201.60 1693.49 12702.01 08:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 PM 12781572 14743240 3359960 20.82 2688 2159044 1170472 6.81 211116 2740644 203764 08:06:01 PM 10637524 13070596 5504008 34.10 2688 2622356 2733040 15.90 347184 4705648 316332 08:07:01 PM 12491236 14975008 3650296 22.61 2688 2672392 958404 5.58 687848 2520308 38856 Average: 11970111 14262948 4171421 25.84 2688 2484597 1620639 9.43 415383 3322200 186317 08:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 PM eth0 306.66 228.06 2805.19 39.06 0.00 0.00 0.00 0.00 08:06:01 PM lo 946.15 946.15 896.84 896.84 0.00 0.00 0.00 0.00 08:06:01 PM eth0 338.68 246.05 4801.44 33.16 0.00 0.00 0.00 0.00 08:07:01 PM lo 7.31 7.31 48.75 48.75 0.00 0.00 0.00 0.00 08:07:01 PM eth0 158.36 127.87 315.29 645.54 0.00 0.00 0.00 0.00 Average: lo 317.91 317.91 315.27 315.27 0.00 0.00 0.00 0.00 Average: eth0 267.92 200.68 2641.15 239.17 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) 06/12/2025 _x86_64_ (4 CPU) 20:03:20 LINUX RESTART (4 CPU) 08:04:01 PM CPU %user %nice %system %iowait %steal %idle 08:05:01 PM all 28.43 0.51 8.70 2.45 0.09 59.82 08:05:01 PM 0 42.26 0.82 11.68 1.91 0.08 43.25 08:05:01 PM 1 16.54 0.69 10.29 2.22 0.08 70.18 08:05:01 PM 2 30.79 0.27 6.20 2.87 0.08 59.79 08:05:01 PM 3 24.12 0.28 6.63 2.80 0.10 66.07 08:06:01 PM all 71.26 0.00 2.41 1.11 0.10 25.13 08:06:01 PM 0 78.05 0.00 1.30 0.72 0.10 19.83 08:06:01 PM 1 68.02 0.00 3.85 2.07 0.10 25.96 08:06:01 PM 2 80.77 0.00 1.30 0.70 0.08 17.15 08:06:01 PM 3 58.17 0.00 3.18 0.94 0.10 37.61 08:07:01 PM all 40.57 0.00 2.19 0.63 0.07 56.53 08:07:01 PM 0 47.93 0.00 2.31 0.25 0.07 49.44 08:07:01 PM 1 41.57 0.00 2.75 0.60 0.08 54.99 08:07:01 PM 2 35.65 0.00 1.99 0.79 0.07 61.50 08:07:01 PM 3 37.12 0.00 1.72 0.87 0.07 60.21 Average: all 46.76 0.17 4.43 1.39 0.09 47.15 Average: 0 56.10 0.27 5.09 0.96 0.08 37.49 Average: 1 42.03 0.23 5.63 1.63 0.09 50.38 Average: 2 49.09 0.09 3.16 1.45 0.08 46.12 Average: 3 39.81 0.09 3.84 1.53 0.09 54.63