---> uname -a: Linux prd-centos8-builder-4c-4g-30715.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): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 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): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 705 12147 19 2910 14709 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:4f:6d:fa brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe4f:6dfa/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) 07/26/2025 _x86_64_ (4 CPU) 06:03:02 LINUX RESTART (4 CPU) 06:04:01 AM tps rtps wtps bread/s bwrtn/s 06:05:01 AM 413.28 25.32 387.97 4082.82 15249.27 06:06:01 AM 171.04 0.93 170.11 196.87 8976.61 06:07:01 AM 48.13 1.67 46.47 1734.22 14520.41 Average: 210.89 9.31 201.58 2005.33 12916.21 06:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:05:01 AM 12467072 14541172 3674460 22.76 2688 2269304 1234256 7.18 255328 2996396 177612 06:06:01 AM 9328088 11970456 6813444 42.21 2688 2829692 3828512 22.27 374116 5976488 397104 06:07:01 AM 12488700 15104992 3652832 22.63 2688 2803716 807096 4.70 697468 2505604 17016 Average: 11427953 13872207 4713579 29.20 2688 2634237 1956621 11.38 442304 3826163 197244 06:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 307.69 239.38 3257.01 39.80 0.00 0.00 0.00 0.00 06:06:01 AM lo 902.63 902.63 905.02 905.02 0.00 0.00 0.00 0.00 06:06:01 AM eth0 227.82 176.67 3749.23 24.50 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.52 0.52 1.31 1.31 0.00 0.00 0.00 0.00 06:07:01 AM eth0 322.86 215.91 2380.72 56.85 0.00 0.00 0.00 0.00 Average: lo 300.95 300.95 302.01 302.01 0.00 0.00 0.00 0.00 Average: eth0 286.13 210.67 3129.03 40.38 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) 07/26/2025 _x86_64_ (4 CPU) 06:03:02 LINUX RESTART (4 CPU) 06:04:01 AM CPU %user %nice %system %iowait %steal %idle 06:05:01 AM all 39.15 0.08 3.45 2.96 0.10 54.25 06:05:01 AM 0 35.09 0.10 2.33 2.50 0.10 59.88 06:05:01 AM 1 35.09 0.15 4.93 5.11 0.08 54.64 06:05:01 AM 2 35.47 0.00 3.21 3.44 0.10 57.78 06:05:01 AM 3 50.98 0.08 3.34 0.80 0.10 44.70 06:06:01 AM all 63.73 0.00 2.26 1.10 0.14 32.76 06:06:01 AM 0 73.29 0.00 1.74 0.50 0.15 24.33 06:06:01 AM 1 63.57 0.00 2.51 1.25 0.13 32.53 06:06:01 AM 2 53.86 0.00 2.74 1.99 0.15 41.26 06:06:01 AM 3 64.20 0.00 2.05 0.67 0.13 32.94 06:07:01 AM all 58.86 0.00 1.85 0.56 0.10 38.64 06:07:01 AM 0 67.15 0.00 2.81 0.20 0.08 29.75 06:07:01 AM 1 55.34 0.00 1.82 0.13 0.08 42.62 06:07:01 AM 2 58.93 0.00 1.57 1.05 0.12 38.33 06:07:01 AM 3 54.00 0.00 1.17 0.85 0.10 43.88 Average: all 53.91 0.03 2.52 1.54 0.11 41.89 Average: 0 58.48 0.03 2.29 1.07 0.11 38.01 Average: 1 51.33 0.05 3.09 2.17 0.10 43.27 Average: 2 49.42 0.00 2.51 2.16 0.12 45.79 Average: 3 56.39 0.03 2.19 0.77 0.11 40.51