---> uname -a: Linux prd-centos8-builder-2c-1g-5353.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: 2800.000 BogoMIPS: 5600.00 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 593 4953 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:5f:bc:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.26/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86162sec preferred_lft 86162sec inet6 fe80::f816:3eff:fe5f:bc7e/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) 20:03:18 LINUX RESTART (2 CPU) 08:04:03 PM tps rtps wtps bread/s bwrtn/s 08:05:01 PM 221.89 58.05 163.84 827.03 12640.49 08:06:01 PM 52.69 0.32 52.37 35.99 5701.42 08:07:01 PM 23.73 1.12 22.61 69.86 683.09 Average: 98.07 19.40 78.67 305.19 6271.26 08:04:03 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 PM 4990624 6889404 2893812 36.70 2688 2064684 831476 9.31 203576 2315132 160828 08:06:01 PM 5031836 6917352 2852600 36.18 2688 2051572 797900 8.93 228788 2248672 7688 08:07:01 PM 5144620 7032352 2739816 34.75 2688 2053664 686376 7.68 406892 1958320 7652 Average: 5055693 6946369 2828743 35.88 2688 2056640 771917 8.64 279752 2174041 58723 08:04:03 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 PM eth0 91.24 67.53 1425.52 13.71 0.00 0.00 0.00 0.00 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 34.61 28.23 35.65 13.95 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 34.31 27.31 33.20 12.05 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 52.97 40.73 487.76 13.23 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) 20:03:18 LINUX RESTART (2 CPU) 08:04:03 PM CPU %user %nice %system %iowait %steal %idle 08:05:01 PM all 40.88 0.81 10.10 2.12 0.10 46.00 08:05:01 PM 0 36.89 0.78 9.08 2.20 0.10 50.94 08:05:01 PM 1 44.87 0.83 11.12 2.03 0.10 41.05 08:06:01 PM all 36.76 0.00 2.52 0.48 0.08 60.14 08:06:01 PM 0 21.51 0.00 2.47 0.35 0.10 75.58 08:06:01 PM 1 52.03 0.00 2.58 0.62 0.07 44.70 08:07:01 PM all 37.39 0.00 2.87 0.13 0.09 59.52 08:07:01 PM 0 30.97 0.00 2.65 0.10 0.08 66.20 08:07:01 PM 1 43.80 0.00 3.08 0.17 0.10 52.85 Average: all 38.31 0.26 5.10 0.89 0.09 55.34 Average: 0 29.69 0.25 4.68 0.87 0.10 64.42 Average: 1 46.93 0.27 5.52 0.92 0.09 46.27