---> uname -a: Linux prd-centos8-builder-2c-1g-5580.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 594 4952 19 2152 6798 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:ca:27:02 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.190/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:feca:2702/64 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) 03/27/2026 _x86_64_ (2 CPU) 18:03:20 LINUX RESTART (2 CPU) 06:04:01 PM tps rtps wtps bread/s bwrtn/s 06:05:01 PM 211.25 66.96 144.29 892.50 11182.41 06:06:01 PM 66.36 0.28 66.07 35.46 7465.21 06:07:01 PM 26.10 0.77 25.33 31.73 937.93 Average: 101.24 22.67 78.57 319.93 6528.77 06:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 PM 5096412 6977764 2788024 35.36 2688 2048064 745960 8.35 198136 2219732 174328 06:06:01 PM 5057412 6943208 2827024 35.86 2688 2051736 777816 8.71 228008 2227556 8580 06:07:01 PM 5102052 6988572 2782384 35.29 2688 2052508 723780 8.10 397648 2013504 7504 Average: 5085292 6969848 2799144 35.50 2688 2050769 749185 8.39 274597 2153597 63471 06:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 PM eth0 159.80 117.39 1447.28 14.73 0.00 0.00 0.00 0.00 06:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 PM eth0 34.83 28.15 52.38 9.89 0.00 0.00 0.00 0.00 06:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 PM eth0 31.96 26.26 30.24 14.27 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 75.53 57.27 510.02 12.97 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) 03/27/2026 _x86_64_ (2 CPU) 18:03:20 LINUX RESTART (2 CPU) 06:04:01 PM CPU %user %nice %system %iowait %steal %idle 06:05:01 PM all 34.46 0.92 11.72 2.31 0.09 50.49 06:05:01 PM 0 36.62 0.75 11.06 1.93 0.08 49.56 06:05:01 PM 1 32.29 1.09 12.39 2.69 0.10 51.42 06:06:01 PM all 34.52 0.00 2.68 0.57 0.09 62.14 06:06:01 PM 0 32.66 0.00 2.80 0.35 0.08 64.11 06:06:01 PM 1 36.38 0.00 2.57 0.78 0.10 60.17 06:07:01 PM all 36.39 0.00 2.79 0.17 0.08 60.57 06:07:01 PM 0 46.85 0.00 3.35 0.27 0.08 49.45 06:07:01 PM 1 25.92 0.00 2.23 0.07 0.08 71.70 Average: all 35.12 0.31 5.71 1.01 0.09 57.76 Average: 0 38.71 0.25 5.72 0.85 0.08 54.39 Average: 1 31.53 0.36 5.71 1.18 0.09 61.13