---> uname -a: Linux prd-centos8-builder-2c-1g-4849.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 592 4954 19 2152 6800 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:29:76:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe29:7665/64 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) 11:03:24 LINUX RESTART (2 CPU) 11:04:01 AM tps rtps wtps bread/s bwrtn/s 11:05:01 AM 293.47 92.03 201.43 1688.92 8403.77 11:06:01 AM 91.90 3.02 88.89 309.36 10100.20 11:07:01 AM 28.81 0.10 28.71 3.60 1134.64 Average: 138.06 31.72 106.34 667.27 6546.40 11:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:05:01 AM 5147536 6961480 2736908 34.71 2688 1981968 764172 8.55 203712 2174788 213420 11:06:01 AM 5032596 6917820 2851848 36.17 2688 2051348 790908 8.85 227220 2253720 21200 11:07:01 AM 5038868 6924132 2845576 36.09 2688 2051460 775096 8.68 228580 2245344 7680 Average: 5073000 6934477 2811444 35.66 2688 2028259 776725 8.69 219837 2224617 80767 11:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:05:01 AM eth0 103.62 71.09 1143.16 11.34 0.00 0.00 0.00 0.00 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 50.20 39.47 446.80 14.75 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 30.21 25.51 26.34 8.53 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 61.34 45.36 538.76 11.54 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) 11:03:24 LINUX RESTART (2 CPU) 11:04:01 AM CPU %user %nice %system %iowait %steal %idle 11:05:01 AM all 33.14 1.51 14.63 4.86 0.14 45.73 11:05:01 AM 0 26.11 1.80 16.25 4.21 0.12 51.51 11:05:01 AM 1 40.13 1.21 13.01 5.51 0.15 39.98 11:06:01 AM all 36.57 0.00 3.46 2.63 0.09 57.25 11:06:01 AM 0 32.61 0.00 3.76 2.58 0.08 60.97 11:06:01 AM 1 40.52 0.00 3.16 2.68 0.10 53.54 11:07:01 AM all 37.55 0.00 2.85 0.22 0.10 59.28 11:07:01 AM 0 27.89 0.00 2.64 0.12 0.08 69.26 11:07:01 AM 1 47.23 0.00 3.07 0.32 0.12 49.27 Average: all 35.77 0.50 6.94 2.56 0.11 54.13 Average: 0 28.89 0.59 7.50 2.29 0.09 60.64 Average: 1 42.64 0.40 6.39 2.83 0.12 47.63