---> uname -a: Linux prd-centos8-builder-4c-4g-23292.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 740 12253 19 2768 14675 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:53:c5:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.130/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe53:c530/64 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) 06/23/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:02 PM tps rtps wtps bread/s bwrtn/s 08:07:01 PM 398.00 31.01 366.99 4253.25 13890.45 08:08:01 PM 180.69 2.15 178.54 408.13 10065.78 08:09:01 PM 75.82 0.73 75.09 79.71 12928.86 Average: 217.18 11.19 205.99 1565.48 12285.80 08:06:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 PM 12237392 14280080 3904140 24.19 2688 2238960 1599372 9.30 226596 3259624 195732 08:08:01 PM 9530512 12065248 6611020 40.96 2688 2723024 3668380 21.34 374608 5779576 414900 08:09:01 PM 12564436 15043200 3577096 22.16 2688 2667536 872096 5.07 687160 2448152 33444 Average: 11444113 13796176 4697419 29.10 2688 2543173 2046616 11.91 429455 3829117 214692 08:06:02 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 312.75 246.54 3017.95 41.00 0.00 0.00 0.00 0.00 08:08:01 PM lo 1021.61 1021.61 1020.71 1020.71 0.00 0.00 0.00 0.00 08:08:01 PM eth0 289.71 206.44 4031.39 28.40 0.00 0.00 0.00 0.00 08:09:01 PM lo 1.00 1.00 1.46 1.46 0.00 0.00 0.00 0.00 08:09:01 PM eth0 124.94 116.09 310.22 646.63 0.00 0.00 0.00 0.00 Average: lo 342.89 342.89 342.74 342.74 0.00 0.00 0.00 0.00 Average: eth0 242.09 189.39 2450.45 239.71 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) 06/23/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:02 PM CPU %user %nice %system %iowait %steal %idle 08:07:01 PM all 36.18 0.17 4.30 2.01 0.09 57.26 08:07:01 PM 0 36.83 0.24 4.48 1.15 0.08 57.22 08:07:01 PM 1 38.50 0.03 2.33 1.58 0.10 57.46 08:07:01 PM 2 35.97 0.24 6.77 3.22 0.09 53.72 08:07:01 PM 3 33.42 0.15 3.60 2.09 0.10 60.63 08:08:01 PM all 72.09 0.00 2.44 0.71 0.11 24.66 08:08:01 PM 0 74.09 0.00 1.77 0.38 0.10 23.65 08:08:01 PM 1 75.20 0.00 3.17 0.94 0.10 20.58 08:08:01 PM 2 74.03 0.00 2.59 0.75 0.12 22.51 08:08:01 PM 3 65.01 0.00 2.22 0.75 0.12 31.90 08:09:01 PM all 36.29 0.00 2.28 0.48 0.09 60.86 08:09:01 PM 0 38.05 0.00 2.49 0.15 0.10 59.21 08:09:01 PM 1 24.91 0.00 1.57 1.07 0.10 72.35 08:09:01 PM 2 46.52 0.00 2.97 0.37 0.08 50.06 08:09:01 PM 3 35.70 0.00 2.09 0.33 0.07 61.81 Average: all 48.26 0.05 3.00 1.06 0.10 47.53 Average: 0 49.72 0.08 2.91 0.56 0.10 46.64 Average: 1 46.26 0.01 2.36 1.19 0.10 50.08 Average: 2 52.29 0.08 4.09 1.44 0.10 42.01 Average: 3 44.78 0.05 2.63 1.05 0.10 51.39