---> uname -a: Linux prd-centos8-builder-4c-4g-18016.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 706 12262 19 2794 14708 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:ff:24:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.63/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:feff:2477/64 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) 12/05/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 394.97 72.65 322.32 3738.44 13590.46 03:53:01 PM 197.65 4.11 193.54 1283.54 11987.16 03:54:01 PM 79.92 1.22 78.70 145.31 9270.15 Average: 224.20 26.00 198.21 1722.69 11616.31 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12808192 14793820 3333332 20.65 2688 2181856 1087256 6.32 210792 2707132 204816 03:53:01 PM 11028656 13458368 5112868 31.68 2688 2618552 2536964 14.76 334016 4324356 295648 03:54:01 PM 12619276 15123320 3522248 21.82 2688 2691836 773876 4.50 687012 2387060 152548 Average: 12152041 14458503 3989483 24.72 2688 2497415 1466032 8.53 410607 3139516 217671 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 246.14 197.53 2880.08 36.25 0.00 0.00 0.00 0.00 03:53:01 PM lo 122.40 122.40 116.69 116.69 0.00 0.00 0.00 0.00 03:53:01 PM eth0 357.11 263.27 4798.00 34.57 0.00 0.00 0.00 0.00 03:54:01 PM lo 810.50 810.50 819.54 819.54 0.00 0.00 0.00 0.00 03:54:01 PM eth0 132.44 113.01 316.75 642.98 0.00 0.00 0.00 0.00 Average: lo 310.88 310.88 311.99 311.99 0.00 0.00 0.00 0.00 Average: eth0 245.25 191.29 2665.34 237.87 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) 12/05/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 26.87 0.49 8.26 2.17 0.08 62.13 03:52:01 PM 0 39.31 0.32 7.96 1.76 0.08 50.58 03:52:01 PM 1 27.60 0.35 6.22 1.97 0.08 63.78 03:52:01 PM 2 21.42 0.55 7.66 1.74 0.08 68.54 03:52:01 PM 3 19.12 0.75 11.21 3.20 0.08 65.63 03:53:01 PM all 69.11 0.00 2.33 0.84 0.10 27.62 03:53:01 PM 0 79.73 0.00 2.19 0.42 0.10 17.57 03:53:01 PM 1 62.29 0.00 2.56 1.12 0.10 33.93 03:53:01 PM 2 60.74 0.00 2.69 0.85 0.10 35.61 03:53:01 PM 3 73.66 0.00 1.89 0.97 0.08 23.40 03:54:01 PM all 47.57 0.00 2.52 0.26 0.09 49.55 03:54:01 PM 0 48.03 0.00 2.38 0.28 0.08 49.22 03:54:01 PM 1 49.21 0.00 2.26 0.44 0.10 47.99 03:54:01 PM 2 52.11 0.00 3.03 0.17 0.08 44.61 03:54:01 PM 3 40.92 0.00 2.43 0.17 0.10 56.38 Average: all 47.86 0.16 4.37 1.09 0.09 46.42 Average: 0 55.71 0.11 4.17 0.82 0.09 39.10 Average: 1 46.36 0.12 3.68 1.18 0.09 48.57 Average: 2 44.76 0.18 4.46 0.92 0.09 49.58 Average: 3 44.60 0.25 5.17 1.45 0.09 48.44