---> uname -a: Linux prd-centos8-builder-2c-1g-4621.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 580 4966 19 2152 6813 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:9b:6d:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.250/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe9b:6d84/64 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) 03/25/2026 _x86_64_ (2 CPU) 04:03:19 LINUX RESTART (2 CPU) 04:04:02 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 228.40 69.63 158.77 918.08 12363.67 04:06:01 AM 54.18 0.32 53.87 35.99 5927.16 04:07:01 AM 25.09 0.92 24.18 46.52 674.03 Average: 101.85 23.36 78.49 330.23 6287.53 04:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 5073648 6955804 2810796 35.65 2688 2048756 751124 8.41 200368 2239140 146424 04:06:01 AM 5082160 6967656 2802284 35.54 2688 2051364 736328 8.24 228008 2199880 7388 04:07:01 AM 5060916 6948020 2823528 35.81 2688 2052888 746548 8.36 397848 2051312 7516 Average: 5072241 6957160 2812203 35.67 2688 2051003 744667 8.34 275408 2163444 53776 04:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:05:01 AM eth0 98.71 70.50 1404.26 15.83 0.00 0.00 0.00 0.00 04:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:01 AM eth0 31.04 25.91 46.40 9.43 0.00 0.00 0.00 0.00 04:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:07:01 AM eth0 36.12 29.32 33.80 10.60 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 55.05 41.75 489.69 11.93 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) 03/25/2026 _x86_64_ (2 CPU) 04:03:19 LINUX RESTART (2 CPU) 04:04:02 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 39.43 1.10 12.60 2.17 0.09 44.62 04:05:01 AM 0 43.12 0.97 12.15 1.74 0.09 41.94 04:05:01 AM 1 35.73 1.22 13.05 2.61 0.09 47.31 04:06:01 AM all 40.05 0.00 3.19 0.47 0.08 56.21 04:06:01 AM 0 40.87 0.00 2.94 0.42 0.08 55.69 04:06:01 AM 1 39.23 0.00 3.44 0.52 0.08 56.72 04:07:01 AM all 38.45 0.00 2.95 0.18 0.08 58.33 04:07:01 AM 0 54.64 0.00 3.38 0.27 0.08 41.63 04:07:01 AM 1 22.30 0.00 2.53 0.10 0.08 74.99 Average: all 39.31 0.36 6.19 0.93 0.08 53.13 Average: 0 46.23 0.32 6.10 0.80 0.08 46.46 Average: 1 32.38 0.40 6.27 1.06 0.08 59.81