---> uname -a: Linux prd-centos8-builder-4c-4g-33831.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 710 12267 19 2785 14705 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:b8:ca:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.46/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:feb8:caad/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) 08/08/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 378.10 62.21 315.90 3625.80 13148.91 03:53:01 PM 265.80 5.41 260.39 1297.47 12770.44 03:54:01 PM 87.00 1.02 85.99 97.70 9400.32 Average: 243.63 22.87 220.77 1673.42 11773.48 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12839916 14795684 3301616 20.45 2688 2152448 1091408 6.35 207016 2684964 188184 03:53:01 PM 9921276 12344520 6220256 38.54 2688 2611936 3694840 21.49 332812 5434020 296780 03:54:01 PM 12590172 15084400 3551360 22.00 2688 2681924 801700 4.66 686936 2418932 148536 Average: 11783788 14074868 4357744 27.00 2688 2482103 1862649 10.84 408921 3512639 211167 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 250.76 189.34 2478.56 35.02 0.00 0.00 0.00 0.00 03:53:01 PM lo 102.53 102.53 97.70 97.70 0.00 0.00 0.00 0.00 03:53:01 PM eth0 333.77 252.66 5157.20 34.84 0.00 0.00 0.00 0.00 03:54:01 PM lo 771.59 771.59 778.04 778.04 0.00 0.00 0.00 0.00 03:54:01 PM eth0 112.56 108.40 316.58 643.72 0.00 0.00 0.00 0.00 Average: lo 291.33 291.33 291.87 291.87 0.00 0.00 0.00 0.00 Average: eth0 232.40 183.49 2651.63 237.80 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) 08/08/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 27.13 0.41 7.27 2.12 0.11 62.96 03:52:01 PM 0 28.61 0.28 5.83 2.32 0.12 62.84 03:52:01 PM 1 29.27 0.44 7.69 1.37 0.12 61.11 03:52:01 PM 2 29.07 0.20 6.21 2.75 0.12 61.66 03:52:01 PM 3 21.56 0.74 9.34 2.03 0.08 66.25 03:53:01 PM all 68.57 0.00 2.42 1.56 0.13 27.31 03:53:01 PM 0 78.89 0.00 1.37 0.82 0.13 18.79 03:53:01 PM 1 58.58 0.00 2.92 2.13 0.13 36.24 03:53:01 PM 2 67.79 0.00 3.53 1.96 0.13 26.58 03:53:01 PM 3 68.99 0.00 1.86 1.35 0.13 27.67 03:54:01 PM all 45.60 0.00 2.45 0.36 0.11 51.47 03:54:01 PM 0 48.32 0.00 2.44 0.07 0.12 49.05 03:54:01 PM 1 41.58 0.00 1.88 0.20 0.10 56.25 03:54:01 PM 2 54.33 0.00 3.03 0.39 0.12 42.14 03:54:01 PM 3 38.17 0.00 2.45 0.79 0.12 58.47 Average: all 47.11 0.14 4.04 1.35 0.12 47.24 Average: 0 51.93 0.09 3.21 1.07 0.12 43.57 Average: 1 43.14 0.15 4.16 1.23 0.12 51.20 Average: 2 50.41 0.07 4.26 1.70 0.12 43.45 Average: 3 42.94 0.25 4.55 1.39 0.11 50.77