---> uname -a: Linux prd-centos8-builder-2c-1g-4040.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: 2799.974 BogoMIPS: 5599.94 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 582 5027 19 2090 6811 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:62:2c:4d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.13/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe62:2c4d/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) 00:03:19 LINUX RESTART (2 CPU) 12:04:03 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 213.12 67.42 145.70 735.46 11031.56 12:06:01 AM 62.69 0.32 62.37 43.19 5143.81 12:07:01 AM 24.01 0.78 23.23 31.86 677.02 Average: 98.66 22.34 76.33 264.93 5556.37 12:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 5176352 6993728 2708084 34.35 2688 1984224 705704 7.90 198208 2138812 116136 12:06:01 AM 5077140 6899068 2807296 35.61 2688 1988028 808980 9.06 227308 2206696 8496 12:07:01 AM 5089968 6912676 2794468 35.44 2688 1988908 813612 9.11 397364 2024296 7512 Average: 5114487 6935157 2769949 35.13 2688 1987053 776099 8.69 274293 2123268 44048 12:04:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 112.20 76.23 1011.83 11.66 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 43.78 33.24 61.25 11.18 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 32.59 26.87 31.36 14.57 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 62.30 45.10 360.90 12.48 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) 00:03:19 LINUX RESTART (2 CPU) 12:04:03 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 32.53 0.98 11.28 2.11 0.10 53.01 12:05:01 AM 0 23.74 1.09 11.98 2.51 0.09 60.60 12:05:01 AM 1 41.33 0.87 10.57 1.72 0.10 45.41 12:06:01 AM all 38.40 0.00 2.98 0.46 0.10 58.05 12:06:01 AM 0 25.55 0.00 2.72 0.48 0.10 71.14 12:06:01 AM 1 51.27 0.00 3.24 0.43 0.10 44.95 12:07:01 AM all 36.48 0.00 2.67 0.13 0.08 60.63 12:07:01 AM 0 34.88 0.00 2.78 0.07 0.08 62.19 12:07:01 AM 1 38.08 0.00 2.55 0.20 0.08 59.08 Average: all 35.85 0.32 5.57 0.89 0.09 57.29 Average: 0 28.11 0.35 5.75 1.00 0.09 64.70 Average: 1 43.60 0.28 5.39 0.77 0.10 49.87