---> uname -a: Linux prd-centos8-builder-4c-4g-29195.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 1324 11643 19 2795 14090 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:93:10:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.22/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86127sec preferred_lft 86127sec inet6 fe80::f816:3eff:fe93:106d/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) 07/19/2025 _x86_64_ (4 CPU) 13:36:21 LINUX RESTART (4 CPU) 01:37:01 PM tps rtps wtps bread/s bwrtn/s 01:38:01 PM 464.05 55.09 408.96 4021.05 13900.57 01:39:01 PM 195.47 3.77 191.70 666.16 13462.06 01:40:01 PM 66.28 2.67 63.61 85.84 11266.06 Average: 241.97 20.51 221.46 1591.47 12876.37 01:37:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 PM 12613360 14662684 3528172 21.86 2688 2245152 1166876 6.79 214792 2897000 258808 01:39:01 PM 9719436 12204396 6422096 39.79 2688 2673012 3668680 21.34 347700 5614396 316640 01:40:01 PM 11988908 14496612 4152624 25.73 2688 2695500 1361832 7.92 576712 3127404 25576 Average: 11440568 13787897 4700964 29.12 2688 2537888 2065796 12.02 379735 3879600 200341 01:37:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 PM eth0 339.02 243.53 3732.25 38.06 0.00 0.00 0.00 0.00 01:39:01 PM lo 843.23 843.23 805.26 805.26 0.00 0.00 0.00 0.00 01:39:01 PM eth0 361.16 232.69 4581.90 32.21 0.00 0.00 0.00 0.00 01:40:01 PM lo 47.50 47.50 86.24 86.24 0.00 0.00 0.00 0.00 01:40:01 PM eth0 253.95 160.38 446.98 243.27 0.00 0.00 0.00 0.00 Average: lo 296.83 296.83 297.09 297.09 0.00 0.00 0.00 0.00 Average: eth0 318.04 212.21 2920.42 104.51 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) 07/19/2025 _x86_64_ (4 CPU) 13:36:21 LINUX RESTART (4 CPU) 01:37:01 PM CPU %user %nice %system %iowait %steal %idle 01:38:01 PM all 31.99 0.38 6.88 2.20 0.09 58.46 01:38:01 PM 0 29.29 0.55 9.07 2.06 0.08 58.95 01:38:01 PM 1 32.32 0.25 5.78 4.15 0.08 57.42 01:38:01 PM 2 31.38 0.23 4.29 0.67 0.08 63.34 01:38:01 PM 3 34.99 0.48 8.36 1.94 0.10 54.12 01:39:01 PM all 72.01 0.00 2.42 0.86 0.13 24.58 01:39:01 PM 0 84.97 0.00 2.09 0.48 0.13 12.32 01:39:01 PM 1 55.09 0.00 2.63 1.27 0.12 40.90 01:39:01 PM 2 80.26 0.00 1.65 0.25 0.13 17.70 01:39:01 PM 3 67.67 0.00 3.33 1.42 0.13 27.45 01:40:01 PM all 53.14 0.00 1.97 0.40 0.09 44.39 01:40:01 PM 0 47.99 0.00 2.06 0.45 0.10 49.40 01:40:01 PM 1 63.55 0.00 1.55 0.22 0.10 34.58 01:40:01 PM 2 57.77 0.00 2.04 0.18 0.08 39.93 01:40:01 PM 3 43.24 0.00 2.24 0.75 0.08 53.68 Average: all 52.38 0.13 3.76 1.15 0.10 42.48 Average: 0 54.10 0.18 4.41 1.00 0.11 40.21 Average: 1 50.33 0.08 3.32 1.88 0.10 44.29 Average: 2 56.47 0.08 2.66 0.37 0.10 40.32 Average: 3 48.63 0.16 4.65 1.37 0.11 45.09