---> uname -a: Linux prd-centos8-builder-2c-1g-117.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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 637 4973 19 2089 6756 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:0a:68:cc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.7/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fe0a:68cc/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) 03/07/2026 _x86_64_ (2 CPU) 03:03:18 LINUX RESTART (2 CPU) 03:04:02 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 198.00 52.80 145.21 606.71 10928.69 03:06:01 AM 61.96 0.32 61.64 43.19 5074.34 03:07:01 AM 25.33 0.95 24.38 47.06 669.91 Average: 94.53 17.83 76.70 230.25 5527.94 03:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 5085932 6902832 2798504 35.49 2688 1983856 818104 9.16 199128 2228956 116232 03:06:01 AM 5093788 6914664 2790648 35.39 2688 1987224 799716 8.95 226588 2189952 7380 03:07:01 AM 5066512 6889020 2817924 35.74 2688 1988760 815000 9.12 396052 2047596 7520 Average: 5082077 6902172 2802359 35.54 2688 1986613 810940 9.08 273923 2155501 43711 03:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 92.07 62.64 989.71 12.26 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 32.23 26.46 47.70 9.88 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 33.91 26.36 30.91 15.53 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 52.52 38.35 352.60 12.56 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) 03/07/2026 _x86_64_ (2 CPU) 03:03:18 LINUX RESTART (2 CPU) 03:04:02 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 36.31 0.78 10.03 2.19 0.10 50.60 03:05:01 AM 0 49.50 0.84 11.06 1.95 0.10 36.55 03:05:01 AM 1 23.20 0.73 8.99 2.43 0.10 64.55 03:06:01 AM all 38.32 0.00 3.00 0.60 0.08 58.00 03:06:01 AM 0 42.33 0.00 2.97 0.60 0.08 54.02 03:06:01 AM 1 34.31 0.00 3.03 0.60 0.08 61.98 03:07:01 AM all 37.92 0.00 2.66 0.14 0.09 59.19 03:07:01 AM 0 50.87 0.00 3.27 0.20 0.08 45.58 03:07:01 AM 1 24.98 0.00 2.05 0.08 0.10 72.79 Average: all 37.52 0.26 5.19 0.97 0.09 55.97 Average: 0 47.55 0.27 5.72 0.91 0.09 45.45 Average: 1 27.52 0.24 4.66 1.03 0.09 66.45