---> uname -a: Linux prd-centos8-builder-2c-1g-5125.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 587 4962 19 2150 6806 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:6d:0b:ff brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.81/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86172sec preferred_lft 86172sec inet6 fe80::f816:3eff:fe6d:bff/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) 03/26/2026 _x86_64_ (2 CPU) 04:03:18 LINUX RESTART (2 CPU) 04:04:02 AM tps rtps wtps bread/s bwrtn/s 04:05:01 AM 212.81 53.41 159.40 777.91 12481.40 04:06:02 AM 48.66 0.43 48.23 45.19 5452.51 04:07:01 AM 30.16 1.14 29.02 71.03 1018.21 Average: 96.94 18.23 78.71 296.64 6312.56 04:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:05:01 AM 5159220 7040400 2725224 34.56 2688 2047172 684240 7.66 202700 2147976 138188 04:06:02 AM 5112884 6995756 2771560 35.15 2688 2048516 711216 7.96 228584 2167204 7488 04:07:01 AM 5132676 7020840 2751768 34.90 2688 2053352 674904 7.56 405552 1968836 20596 Average: 5134927 7018999 2749517 34.87 2688 2049680 690120 7.73 278945 2094672 55424 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 111.72 77.11 1378.21 13.57 0.00 0.00 0.00 0.00 04:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:06:02 AM eth0 42.33 34.33 39.25 19.00 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 38.07 30.06 36.56 11.76 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 63.92 47.09 482.20 14.80 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) 03/26/2026 _x86_64_ (2 CPU) 04:03:18 LINUX RESTART (2 CPU) 04:04:02 AM CPU %user %nice %system %iowait %steal %idle 04:05:01 AM all 39.37 0.80 9.78 1.79 0.10 48.15 04:05:01 AM 0 38.66 0.90 10.54 1.90 0.10 47.89 04:05:01 AM 1 40.09 0.70 9.02 1.68 0.10 48.41 04:06:02 AM all 40.06 0.00 2.97 0.43 0.08 56.45 04:06:02 AM 0 44.32 0.00 3.13 0.50 0.08 51.97 04:06:02 AM 1 35.81 0.00 2.81 0.37 0.08 60.93 04:07:01 AM all 39.21 0.00 3.48 0.20 0.11 56.99 04:07:01 AM 0 45.10 0.00 3.61 0.19 0.12 50.99 04:07:01 AM 1 33.32 0.00 3.35 0.22 0.10 63.01 Average: all 39.55 0.26 5.39 0.81 0.10 53.89 Average: 0 42.71 0.30 5.74 0.86 0.10 50.30 Average: 1 36.40 0.23 5.04 0.75 0.10 57.48