---> uname -a: Linux prd-centos8-builder-4c-4g-1878.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 712 12257 19 2792 14702 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:ab:04:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.123/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:feab:409/64 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) 10/01/2025 _x86_64_ (4 CPU) 15:50:59 LINUX RESTART (4 CPU) 03:52:01 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 356.05 28.32 327.72 3418.59 13593.47 03:54:01 PM 136.52 3.25 133.27 1212.26 8359.18 03:55:01 PM 108.83 0.52 108.32 40.79 9201.30 Average: 200.47 10.70 189.78 1557.30 10384.72 03:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 12784332 14772152 3357200 20.80 2688 2183908 1105684 6.43 210908 2729136 120940 03:54:01 PM 11745844 13897872 4395688 27.23 2688 2343352 1845532 10.74 319232 3636984 23368 03:55:01 PM 12543384 15026508 3598148 22.29 2688 2670768 846876 4.93 512324 2640088 133116 Average: 12357853 14565511 3783679 23.44 2688 2399343 1266031 7.36 347488 3002069 92475 03:52:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 211.58 171.81 2211.65 32.58 0.00 0.00 0.00 0.00 03:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 PM eth0 147.43 131.34 1489.15 21.49 0.00 0.00 0.00 0.00 03:55:01 PM lo 1106.05 1106.05 1099.63 1099.63 0.00 0.00 0.00 0.00 03:55:01 PM eth0 229.08 153.54 3406.58 18.72 0.00 0.00 0.00 0.00 Average: lo 368.64 368.64 366.50 366.50 0.00 0.00 0.00 0.00 Average: eth0 196.03 152.23 2369.07 24.26 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) 10/01/2025 _x86_64_ (4 CPU) 15:50:59 LINUX RESTART (4 CPU) 03:52:01 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 25.62 0.13 3.47 6.76 0.12 63.90 03:53:01 PM 0 21.46 0.03 2.68 5.06 0.12 70.65 03:53:01 PM 1 31.30 0.02 2.85 3.94 0.13 61.77 03:53:01 PM 2 28.27 0.18 3.92 9.23 0.12 58.28 03:53:01 PM 3 21.43 0.28 4.44 8.82 0.10 64.92 03:54:01 PM all 63.57 0.00 1.79 3.72 0.16 30.76 03:54:01 PM 0 66.48 0.00 1.96 2.56 0.15 28.85 03:54:01 PM 1 67.06 0.00 1.51 6.24 0.17 25.03 03:54:01 PM 2 64.10 0.00 1.96 4.20 0.17 29.58 03:54:01 PM 3 56.66 0.00 1.74 1.89 0.15 39.57 03:55:01 PM all 54.16 0.00 2.85 3.56 0.14 39.30 03:55:01 PM 0 57.13 0.00 3.09 3.88 0.14 35.76 03:55:01 PM 1 53.70 0.00 3.62 4.64 0.17 37.87 03:55:01 PM 2 55.89 0.00 2.84 4.86 0.13 36.27 03:55:01 PM 3 49.90 0.00 1.84 0.84 0.13 47.29 Average: all 47.78 0.04 2.70 4.68 0.14 44.66 Average: 0 48.34 0.01 2.58 3.83 0.13 45.10 Average: 1 50.68 0.01 2.66 4.94 0.16 41.56 Average: 2 49.42 0.06 2.91 6.10 0.14 41.38 Average: 3 42.66 0.10 2.67 3.85 0.13 50.59