---> uname -a: Linux prd-centos8-builder-4c-4g-40323.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 750 12230 19 2783 14665 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:0d:b7:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.134/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fe0d:b70a/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) 08/23/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 245.18 65.29 179.89 3586.92 11791.92 03:53:01 PM 339.21 6.30 332.91 1366.04 12870.42 03:54:01 PM 107.05 0.95 106.10 103.05 9917.33 Average: 230.40 23.95 206.45 1674.93 11525.10 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12931340 14849016 3210184 19.89 2688 2116012 1087928 6.33 202956 2600072 161340 03:53:01 PM 11151632 13450520 4989892 30.91 2688 2489140 2293976 13.34 320496 4221108 202892 03:54:01 PM 12514656 15004916 3626868 22.47 2688 2677988 871420 5.07 684784 2493800 159064 Average: 12199209 14434817 3942315 24.42 2688 2427713 1417775 8.25 402745 3104993 174432 03:51:02 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 165.64 137.07 2063.92 27.42 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 402.15 294.08 4899.17 41.43 0.00 0.00 0.00 0.00 03:54:01 PM lo 846.39 846.39 850.43 850.43 0.00 0.00 0.00 0.00 03:54:01 PM eth0 175.49 133.56 1032.92 645.88 0.00 0.00 0.00 0.00 Average: lo 283.67 283.67 285.03 285.03 0.00 0.00 0.00 0.00 Average: eth0 248.21 188.52 2668.63 239.40 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) 08/23/2025 _x86_64_ (4 CPU) 15:50:19 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.11 0.43 7.56 5.52 0.12 63.26 03:52:01 PM 0 17.55 0.63 8.81 3.24 0.12 69.66 03:52:01 PM 1 28.46 0.31 6.97 5.50 0.12 58.64 03:52:01 PM 2 28.68 0.39 6.77 7.44 0.12 56.60 03:52:01 PM 3 17.76 0.41 7.68 5.92 0.10 68.13 03:53:01 PM all 63.79 0.00 2.35 2.28 0.12 31.46 03:53:01 PM 0 56.62 0.00 2.74 3.85 0.13 36.65 03:53:01 PM 1 68.34 0.00 2.88 2.53 0.12 26.14 03:53:01 PM 2 64.70 0.00 2.09 0.95 0.12 32.13 03:53:01 PM 3 65.51 0.00 1.69 1.77 0.10 30.93 03:54:01 PM all 50.77 0.00 2.61 0.93 0.12 45.57 03:54:01 PM 0 49.91 0.00 2.35 1.06 0.12 46.57 03:54:01 PM 1 57.09 0.00 2.60 1.23 0.12 38.96 03:54:01 PM 2 49.71 0.00 2.78 0.99 0.13 46.39 03:54:01 PM 3 46.38 0.00 2.72 0.44 0.10 50.36 Average: all 46.03 0.14 4.15 2.89 0.12 46.66 Average: 0 41.50 0.21 4.61 2.71 0.12 50.85 Average: 1 51.43 0.10 4.13 3.07 0.12 41.14 Average: 2 47.82 0.13 3.86 3.10 0.12 44.96 Average: 3 43.37 0.13 4.01 2.69 0.10 49.69