---> uname -a: Linux prd-centos8-builder-4c-4g-21676.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: 2799.998 BogoMIPS: 5599.99 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 753 12239 19 2769 14662 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:e6:fb:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86148sec preferred_lft 86148sec inet6 fe80::f816:3eff:fee6:fb02/64 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) 06/16/2025 _x86_64_ (4 CPU) 20:05:12 LINUX RESTART (4 CPU) 08:06:01 PM tps rtps wtps bread/s bwrtn/s 08:07:01 PM 400.28 60.54 339.74 3600.47 12889.47 08:08:01 PM 197.15 5.41 191.74 1298.77 11799.92 08:09:01 PM 79.83 1.03 78.79 97.82 9072.85 Average: 225.74 22.33 203.41 1665.49 11253.87 08:06:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 PM 12701492 14664088 3440040 21.31 2688 2159972 1143468 6.65 208108 2822740 203708 08:08:01 PM 10700008 13118992 5441524 33.71 2688 2608644 2844408 16.55 335904 4656344 307628 08:09:01 PM 12560044 15038824 3581488 22.19 2688 2667364 866764 5.04 687548 2450908 155864 Average: 11987181 14273968 4154351 25.74 2688 2478660 1618213 9.41 410520 3309997 222400 08:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 358.11 268.71 2794.53 40.83 0.00 0.00 0.00 0.00 08:08:01 PM lo 199.70 199.70 190.07 190.07 0.00 0.00 0.00 0.00 08:08:01 PM eth0 335.62 239.57 4803.25 33.29 0.00 0.00 0.00 0.00 08:09:01 PM lo 659.74 659.74 673.99 673.99 0.00 0.00 0.00 0.00 08:09:01 PM eth0 136.03 117.92 319.91 645.23 0.00 0.00 0.00 0.00 Average: lo 286.52 286.52 288.06 288.06 0.00 0.00 0.00 0.00 Average: eth0 276.57 208.72 2639.09 239.82 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) 06/16/2025 _x86_64_ (4 CPU) 20:05:12 LINUX RESTART (4 CPU) 08:06:01 PM CPU %user %nice %system %iowait %steal %idle 08:07:01 PM all 26.80 0.44 8.83 3.59 0.11 60.22 08:07:01 PM 0 28.14 0.52 10.65 2.44 0.10 58.14 08:07:01 PM 1 30.65 0.54 9.42 3.99 0.12 55.28 08:07:01 PM 2 30.92 0.32 7.28 3.55 0.10 57.84 08:07:01 PM 3 17.50 0.40 7.96 4.39 0.12 69.63 08:08:01 PM all 67.72 0.00 2.20 1.65 0.11 28.32 08:08:01 PM 0 78.04 0.00 1.30 1.12 0.12 19.42 08:08:01 PM 1 65.96 0.00 2.21 1.93 0.10 29.79 08:08:01 PM 2 56.08 0.00 2.38 2.93 0.12 38.50 08:08:01 PM 3 70.76 0.00 2.89 0.64 0.12 25.59 08:09:01 PM all 44.36 0.00 2.49 0.61 0.08 52.46 08:09:01 PM 0 40.52 0.00 1.74 0.07 0.08 57.59 08:09:01 PM 1 43.65 0.00 2.38 0.72 0.08 53.17 08:09:01 PM 2 55.34 0.00 3.46 0.32 0.08 40.79 08:09:01 PM 3 37.89 0.00 2.37 1.34 0.08 58.32 Average: all 46.30 0.15 4.50 1.95 0.10 46.99 Average: 0 48.93 0.17 4.56 1.21 0.10 45.03 Average: 1 46.75 0.18 4.67 2.21 0.10 46.08 Average: 2 47.45 0.11 4.37 2.26 0.10 45.71 Average: 3 42.07 0.13 4.41 2.12 0.11 51.16