---> uname -a: Linux prd-centos8-builder-2c-1g-4067.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: 2799.996 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 571 5038 19 2089 6821 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:9a:a7:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.154/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe9a:a7ef/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) 03/23/2026 _x86_64_ (2 CPU) 04:03:18 LINUX RESTART (2 CPU) 04:04:01 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 200.92 52.99 147.93 608.83 10314.88 04:06:01 AM 55.81 0.32 55.49 43.19 4803.73 04:07:01 AM 26.65 0.95 25.70 47.06 915.63 Average: 94.46 18.09 76.37 233.03 5344.75 04:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 5145924 6963216 2738512 34.73 2688 1984116 720448 8.07 199892 2171448 116432 04:06:01 AM 5110968 6932032 2773468 35.18 2688 1987240 752084 8.42 227772 2173800 7684 04:07:01 AM 5103632 6925820 2780804 35.27 2688 1988484 753564 8.44 397204 2009464 7516 Average: 5120175 6940356 2764261 35.06 2688 1986613 742032 8.31 274956 2118237 43877 04:04:01 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 87.00 58.51 976.09 11.75 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 35.64 29.26 49.94 10.33 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 33.88 27.56 32.26 14.53 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 52.17 38.44 352.76 12.20 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) 03/23/2026 _x86_64_ (2 CPU) 04:03:18 LINUX RESTART (2 CPU) 04:04:01 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 35.83 0.77 9.53 2.18 0.12 51.58 04:05:01 AM 0 32.31 0.99 10.12 1.22 0.10 55.26 04:05:01 AM 1 39.34 0.55 8.94 3.13 0.13 47.90 04:06:01 AM all 40.24 0.00 2.91 0.44 0.11 56.30 04:06:01 AM 0 31.45 0.00 2.80 0.37 0.12 65.27 04:06:01 AM 1 49.04 0.00 3.02 0.52 0.10 47.33 04:07:01 AM all 38.09 0.00 3.03 0.17 0.10 58.60 04:07:01 AM 0 23.56 0.00 2.60 0.13 0.10 73.61 04:07:01 AM 1 52.64 0.00 3.47 0.22 0.10 43.58 Average: all 38.06 0.26 5.15 0.93 0.11 55.50 Average: 0 29.10 0.33 5.16 0.57 0.11 64.73 Average: 1 47.02 0.18 5.14 1.28 0.11 46.27