---> uname -a: Linux prd-centos8-builder-2c-1g-5110.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 570 4978 19 2150 6822 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:78:ef:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.31/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86149sec preferred_lft 86149sec inet6 fe80::f816:3eff:fe78:ef65/64 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) 00:03:18 LINUX RESTART (2 CPU) 12:04:02 AM tps rtps wtps bread/s bwrtn/s 12:05:01 AM 230.85 68.99 161.86 917.38 12490.44 12:06:01 AM 51.39 0.32 51.07 35.99 5642.06 12:07:01 AM 22.63 0.75 21.88 31.32 616.98 Average: 100.90 23.10 77.81 324.96 6215.01 12:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:05:01 AM 5149024 7027268 2735412 34.69 2688 2044868 660152 7.39 200564 2163480 146088 12:06:01 AM 5027432 6910064 2857004 36.24 2688 2048440 779796 8.73 228364 2254432 8396 12:07:01 AM 5074688 6958252 2809748 35.64 2688 2049356 742008 8.31 397924 2037876 7516 Average: 5083715 6965195 2800721 35.52 2688 2047555 727319 8.14 275617 2151929 54000 12:04:02 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 133.01 86.31 1409.20 19.85 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 35.24 29.31 52.98 10.45 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 31.69 25.29 30.67 9.05 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 66.28 46.75 492.55 13.08 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) 00:03:18 LINUX RESTART (2 CPU) 12:04:02 AM CPU %user %nice %system %iowait %steal %idle 12:05:01 AM all 35.88 1.03 11.92 2.07 0.10 49.00 12:05:01 AM 0 20.52 1.18 12.47 1.69 0.10 64.04 12:05:01 AM 1 51.25 0.89 11.36 2.44 0.10 33.95 12:06:01 AM all 37.78 0.00 2.71 0.49 0.09 58.93 12:06:01 AM 0 26.43 0.00 2.51 0.35 0.08 70.62 12:06:01 AM 1 49.14 0.00 2.90 0.63 0.10 47.22 12:07:01 AM all 35.28 0.00 2.63 0.12 0.11 61.86 12:07:01 AM 0 34.48 0.00 2.45 0.13 0.10 62.84 12:07:01 AM 1 36.08 0.00 2.81 0.10 0.12 60.89 Average: all 36.32 0.34 5.70 0.88 0.10 56.66 Average: 0 27.20 0.39 5.75 0.72 0.10 65.85 Average: 1 45.44 0.29 5.65 1.05 0.11 47.47