---> uname -a: Linux prd-centos8-builder-4c-4g-20279.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: 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): 0-3 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 8.9G 72G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 744 12620 19 2398 14676 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:52:4b:8e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.161/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86228sec preferred_lft 86228sec inet6 fe80::f816:3eff:fe52:4b8e/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) 12/12/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 229.89 81.76 148.13 3745.28 11326.61 03:53:01 PM 287.30 6.33 280.97 1294.77 12261.35 Average: 258.60 44.04 214.55 2520.03 11793.98 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13110484 14977164 3031040 18.78 2688 2066872 1177616 6.85 195908 2435168 114936 03:53:01 PM 12940828 15051100 3200696 19.83 2688 2304272 867512 5.05 454596 2324636 53156 Average: 13025656 15014132 3115868 19.30 2688 2185572 1022564 5.95 325252 2379902 84046 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 PM eth0 91.00 67.33 1147.60 17.30 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 266.31 225.52 2876.74 36.39 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 178.66 146.43 2012.17 26.85 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) 12/12/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 17.92 0.57 8.49 3.43 0.08 69.51 03:52:01 PM 0 4.35 0.82 11.07 3.52 0.08 80.15 03:52:01 PM 1 18.34 0.37 5.67 2.14 0.07 73.42 03:52:01 PM 2 19.30 0.60 8.81 4.38 0.08 66.83 03:52:01 PM 3 29.70 0.50 8.42 3.68 0.08 57.62 03:53:01 PM all 42.63 0.00 2.44 2.89 0.10 51.94 03:53:01 PM 0 38.64 0.00 2.22 2.01 0.10 57.04 03:53:01 PM 1 39.86 0.00 2.45 5.81 0.12 51.77 03:53:01 PM 2 44.23 0.00 2.14 0.97 0.10 52.56 03:53:01 PM 3 47.79 0.00 2.95 2.78 0.08 46.40 Average: all 30.26 0.29 5.47 3.16 0.09 60.73 Average: 0 21.48 0.41 6.65 2.76 0.09 68.61 Average: 1 29.09 0.18 4.06 3.97 0.09 62.61 Average: 2 31.76 0.30 5.48 2.68 0.09 59.70 Average: 3 38.74 0.25 5.68 3.23 0.08 52.01