---> uname -a: Linux prd-centos8-builder-2c-1g-61.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 602 4944 19 2152 6791 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:90:87:2a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.251/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86137sec preferred_lft 86137sec inet6 fe80::f816:3eff:fe90:872a/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) 03/28/2026 _x86_64_ (2 CPU) 05:03:29 LINUX RESTART (2 CPU) 05:04:01 AM tps rtps wtps bread/s bwrtn/s 05:05:01 AM 259.63 110.28 149.35 1852.58 7519.69 05:06:01 AM 98.63 3.02 95.62 309.42 10625.65 05:07:01 AM 28.16 0.10 28.06 3.60 1123.16 Average: 128.82 37.80 91.01 721.93 6422.89 05:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:05:01 AM 5217836 6971160 2666600 33.82 2688 1925932 756032 8.46 194740 2126352 168852 05:06:01 AM 5078048 6962944 2806388 35.59 2688 2051364 733800 8.21 225648 2207928 20984 05:07:01 AM 5097032 6982124 2787404 35.35 2688 2051476 725764 8.12 227504 2186588 7384 Average: 5130972 6972076 2753464 34.92 2688 2009591 738532 8.27 215964 2173623 65740 05:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:05:01 AM eth0 312.98 198.27 1159.16 21.67 0.00 0.00 0.00 0.00 05:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:06:01 AM eth0 45.84 36.79 442.58 9.76 0.00 0.00 0.00 0.00 05:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:01 AM eth0 25.63 21.73 22.50 7.63 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 128.16 85.60 541.45 13.02 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) 03/28/2026 _x86_64_ (2 CPU) 05:03:29 LINUX RESTART (2 CPU) 05:04:01 AM CPU %user %nice %system %iowait %steal %idle 05:05:01 AM all 28.77 2.14 17.44 2.82 0.10 48.73 05:05:01 AM 0 22.73 2.03 17.19 2.99 0.10 54.96 05:05:01 AM 1 34.83 2.24 17.69 2.65 0.10 42.48 05:06:01 AM all 38.12 0.00 3.79 0.94 0.08 57.07 05:06:01 AM 0 35.54 0.00 3.73 0.52 0.08 60.12 05:06:01 AM 1 40.68 0.00 3.84 1.36 0.08 54.03 05:07:01 AM all 37.02 0.00 2.52 0.16 0.08 60.22 05:07:01 AM 0 27.86 0.00 2.11 0.12 0.07 69.84 05:07:01 AM 1 46.20 0.00 2.92 0.20 0.10 50.58 Average: all 34.67 0.70 7.86 1.30 0.09 55.38 Average: 0 28.74 0.67 7.63 1.20 0.08 61.68 Average: 1 40.61 0.74 8.09 1.40 0.10 49.07