---> uname -a: Linux prd-centos8-builder-4c-4g-28454.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: 2799.996 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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 751 12226 19 2785 14663 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:c8:0b:af brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.207/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86146sec preferred_lft 86146sec inet6 fe80::f816:3eff:fec8:baf/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) 07/16/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 246.29 61.86 184.44 3513.28 11426.76 03:53:01 PM 384.20 6.30 377.90 1366.04 13617.30 03:54:01 PM 96.17 0.95 95.22 103.03 9844.85 Average: 242.21 23.03 219.18 1660.70 11629.54 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12924284 14847012 3217248 19.93 2688 2120732 1099624 6.40 202928 2607628 172680 03:53:01 PM 11426048 13769860 4715484 29.21 2688 2533992 2006028 11.67 320224 3949000 240148 03:54:01 PM 12540128 15033368 3601404 22.31 2688 2680932 882296 5.13 682428 2471952 155880 Average: 12296820 14550080 3844712 23.82 2688 2445219 1329316 7.73 401860 3009527 189569 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 241.88 175.89 2081.10 30.10 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 451.69 320.50 5566.16 42.69 0.00 0.00 0.00 0.00 03:54:01 PM lo 958.23 958.23 955.91 955.91 0.00 0.00 0.00 0.00 03:54:01 PM eth0 104.57 110.45 339.54 637.53 0.00 0.00 0.00 0.00 Average: lo 319.45 319.45 318.67 318.67 0.00 0.00 0.00 0.00 Average: eth0 266.04 202.27 2662.14 236.80 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) 07/16/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 24.46 0.46 7.89 2.28 0.10 64.81 03:52:01 PM 0 19.54 0.55 9.02 4.71 0.08 66.09 03:52:01 PM 1 15.63 0.42 6.84 1.42 0.10 75.59 03:52:01 PM 2 27.83 0.59 9.40 0.95 0.10 61.13 03:52:01 PM 3 34.87 0.27 6.29 2.04 0.10 56.42 03:53:01 PM all 65.47 0.00 2.48 1.46 0.15 30.44 03:53:01 PM 0 72.95 0.00 1.75 0.79 0.15 24.36 03:53:01 PM 1 67.66 0.00 1.77 0.65 0.15 29.77 03:53:01 PM 2 57.95 0.00 3.47 3.40 0.13 35.04 03:53:01 PM 3 63.30 0.00 2.91 1.00 0.15 32.64 03:54:01 PM all 53.86 0.00 2.92 0.30 0.13 42.79 03:54:01 PM 0 47.89 0.00 2.38 0.13 0.12 49.48 03:54:01 PM 1 50.14 0.00 1.85 0.02 0.13 47.85 03:54:01 PM 2 62.22 0.00 4.46 0.60 0.15 32.58 03:54:01 PM 3 55.27 0.00 3.01 0.46 0.12 41.14 Average: all 47.91 0.15 4.44 1.35 0.12 46.03 Average: 0 46.79 0.18 4.39 1.88 0.12 46.63 Average: 1 44.46 0.14 3.49 0.70 0.13 51.08 Average: 2 49.25 0.20 5.79 1.66 0.13 42.98 Average: 3 51.14 0.09 4.08 1.17 0.12 43.40