---> uname -a: Linux prd-centos8-builder-2c-1g-512.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 651 4895 19 2152 6742 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:f2:a7:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.80/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86136sec preferred_lft 86136sec inet6 fe80::f816:3eff:fef2:a74a/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) 03/30/2026 _x86_64_ (2 CPU) 03:03:29 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 362.15 154.08 208.06 6341.22 9767.93 03:06:01 AM 100.60 3.05 97.55 310.75 10974.40 03:07:01 AM 27.65 0.07 27.58 2.27 974.49 Average: 163.47 52.41 111.07 2218.31 7239.08 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 5112180 6905928 2772256 35.16 2688 1963664 823776 9.22 202924 2218516 206160 03:06:01 AM 5045540 6931024 2838896 36.01 2688 2051636 770284 8.62 227760 2237868 8392 03:07:01 AM 4995756 6881628 2888680 36.64 2688 2051864 825056 9.24 229276 2287408 7680 Average: 5051159 6906193 2833277 35.94 2688 2022388 806372 9.03 219987 2247931 74077 03:04:01 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 394.15 166.43 2073.41 67.66 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 53.87 39.51 450.04 11.13 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 28.43 24.35 25.91 8.09 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 158.83 76.77 849.86 28.96 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) 03/30/2026 _x86_64_ (2 CPU) 03:03:29 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 45.03 2.71 19.96 5.43 0.19 26.69 03:05:01 AM 0 39.98 2.90 24.09 6.57 0.20 26.26 03:05:01 AM 1 50.03 2.51 15.87 4.30 0.17 27.12 03:06:01 AM all 39.38 0.00 3.50 1.26 0.11 55.76 03:06:01 AM 0 38.40 0.00 3.78 1.03 0.10 56.69 03:06:01 AM 1 40.35 0.00 3.23 1.48 0.12 54.82 03:07:01 AM all 34.72 0.00 2.44 1.47 0.11 61.26 03:07:01 AM 0 44.24 0.00 2.87 1.55 0.12 51.22 03:07:01 AM 1 25.21 0.00 2.02 1.38 0.10 71.29 Average: all 39.68 0.89 8.57 2.70 0.13 48.03 Average: 0 40.88 0.95 10.14 3.02 0.14 44.87 Average: 1 38.48 0.83 7.00 2.38 0.13 51.17