---> uname -a: Linux prd-centos8-builder-4c-4g-20359.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 766 12227 19 2768 14649 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:0a:91:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.42/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe0a:91f5/64 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) 06/11/2025 _x86_64_ (4 CPU) 15:50:20 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 436.80 73.11 363.69 3656.93 13476.86 03:53:01 PM 238.76 6.13 232.63 1365.11 12418.73 03:54:01 PM 81.76 1.03 80.72 136.49 9093.24 Average: 251.41 26.50 224.91 1708.71 11652.77 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12825940 14763244 3315592 20.54 2688 2134792 1148084 6.68 207676 2701948 182084 03:53:01 PM 11043160 13449080 5098372 31.59 2688 2595712 2654852 15.44 334852 4314992 291864 03:54:01 PM 12534188 15012616 3607344 22.35 2688 2666876 899704 5.23 686840 2478596 154072 Average: 12134429 14408313 4007103 24.82 2688 2465793 1567547 9.12 409789 3165179 209340 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 351.29 263.66 2489.65 39.57 0.00 0.00 0.00 0.00 03:53:01 PM lo 192.18 192.18 182.84 182.84 0.00 0.00 0.00 0.00 03:53:01 PM eth0 371.55 271.39 5154.95 35.63 0.00 0.00 0.00 0.00 03:54:01 PM lo 721.06 721.06 732.39 732.39 0.00 0.00 0.00 0.00 03:54:01 PM eth0 113.53 109.71 323.98 645.65 0.00 0.00 0.00 0.00 Average: lo 306.12 306.12 306.79 306.79 0.00 0.00 0.00 0.00 Average: eth0 278.38 214.64 2656.98 241.42 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) 06/11/2025 _x86_64_ (4 CPU) 15:50:20 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.41 0.53 9.78 2.88 0.10 60.31 03:52:01 PM 0 33.79 0.27 7.98 2.36 0.08 55.52 03:52:01 PM 1 19.24 0.73 11.95 3.63 0.10 64.35 03:52:01 PM 2 25.58 0.61 9.45 1.62 0.10 62.64 03:52:01 PM 3 27.00 0.49 9.73 3.94 0.10 58.74 03:53:01 PM all 67.28 0.00 2.24 1.71 0.12 28.65 03:53:01 PM 0 60.42 0.00 3.76 2.51 0.13 33.18 03:53:01 PM 1 78.49 0.00 1.24 0.85 0.12 19.30 03:53:01 PM 2 63.80 0.00 2.42 2.62 0.12 31.03 03:53:01 PM 3 66.40 0.00 1.55 0.87 0.10 31.08 03:54:01 PM all 45.07 0.00 2.45 0.39 0.09 52.00 03:54:01 PM 0 32.62 0.00 2.36 0.23 0.12 64.66 03:54:01 PM 1 51.70 0.00 3.03 0.97 0.08 44.21 03:54:01 PM 2 37.31 0.00 1.34 0.07 0.08 61.20 03:54:01 PM 3 58.58 0.00 3.06 0.30 0.08 37.98 Average: all 46.37 0.17 4.79 1.66 0.10 46.90 Average: 0 42.33 0.09 4.69 1.70 0.11 51.08 Average: 1 50.00 0.24 5.37 1.81 0.10 42.48 Average: 2 42.34 0.20 4.38 1.44 0.10 51.55 Average: 3 50.82 0.16 4.75 1.69 0.10 42.49