---> uname -a: Linux prd-centos8-builder-2c-1g-6323.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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 589 5019 19 2090 6804 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:a8:af:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.158/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fea8:af17/64 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) 02/09/2026 _x86_64_ (2 CPU) 03:03:25 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 292.60 104.60 188.00 1848.23 8645.33 03:06:01 AM 90.25 0.32 89.94 43.19 8694.08 03:07:01 AM 24.73 0.77 23.96 31.72 680.96 Average: 135.85 35.23 100.63 641.01 6006.49 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 5180016 6997992 2704428 34.30 2688 1984604 708640 7.93 197716 2143848 219888 03:06:01 AM 5076276 6898708 2808168 35.62 2688 1988408 807672 9.04 226164 2208792 8444 03:07:01 AM 5091768 6915176 2792676 35.42 2688 1989328 776700 8.69 395972 2023872 7504 Average: 5116020 6937292 2768424 35.11 2688 1987447 764337 8.56 273284 2125504 78612 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 88.12 60.22 1141.13 12.84 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 29.65 25.91 49.18 10.05 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 29.96 25.67 28.16 14.67 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 49.24 37.27 406.14 12.52 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) 02/09/2026 _x86_64_ (2 CPU) 03:03:25 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 38.93 1.63 16.56 4.55 0.10 38.23 03:05:01 AM 0 39.61 2.08 19.12 4.22 0.10 34.87 03:05:01 AM 1 38.25 1.18 14.00 4.89 0.10 41.58 03:06:01 AM all 39.90 0.00 3.25 2.73 0.11 54.01 03:06:01 AM 0 35.93 0.00 2.97 2.42 0.12 58.56 03:06:01 AM 1 43.89 0.00 3.53 3.03 0.10 49.45 03:07:01 AM all 36.53 0.00 2.80 0.32 0.09 60.26 03:07:01 AM 0 40.63 0.00 2.85 0.48 0.10 55.94 03:07:01 AM 1 32.44 0.00 2.74 0.17 0.08 64.57 Average: all 38.45 0.54 7.48 2.52 0.10 50.90 Average: 0 38.71 0.69 8.25 2.36 0.11 49.89 Average: 1 38.19 0.39 6.72 2.68 0.09 51.92