---> uname -a: Linux prd-centos8-builder-4c-4g-21055.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: 2800.000 BogoMIPS: 5600.00 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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 766 12104 19 2892 14649 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:93:27:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.159/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86122sec preferred_lft 86122sec inet6 fe80::f816:3eff:fe93:2717/64 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) 06/14/2025 _x86_64_ (4 CPU) 06:02:22 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:02 AM 484.75 77.27 407.48 4124.01 13426.96 06:05:01 AM 198.42 3.98 194.44 677.60 12293.56 06:06:01 AM 55.15 1.58 53.56 1735.11 10702.00 06:07:01 AM 33.62 0.52 33.11 70.91 5575.71 Average: 193.00 20.92 172.08 1656.40 10492.56 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:02 AM 12571844 14560920 3569688 22.11 2688 2186060 1221348 7.10 212816 2946092 218384 06:05:01 AM 11039184 13452424 5102348 31.61 2688 2602784 2217424 12.90 330900 4320720 307120 06:06:01 AM 11428684 14014832 4712848 29.20 2688 2775532 1793308 10.43 514520 3753184 127396 06:07:01 AM 12441132 15047336 3700400 22.92 2688 2794360 849604 4.94 705068 2551308 24016 Average: 11870211 14268878 4271321 26.46 2688 2589684 1520421 8.84 440826 3392826 169229 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:02 AM eth0 360.19 267.10 3031.88 40.69 0.00 0.00 0.00 0.00 06:05:01 AM lo 1137.00 1137.00 1085.36 1085.36 0.00 0.00 0.00 0.00 06:05:01 AM eth0 326.92 233.62 4645.43 31.16 0.00 0.00 0.00 0.00 06:06:01 AM lo 3.55 3.55 48.56 48.56 0.00 0.00 0.00 0.00 06:06:01 AM eth0 320.80 236.43 2172.36 19.26 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 79.84 69.38 221.56 51.78 0.00 0.00 0.00 0.00 Average: lo 281.50 281.50 280.06 280.06 0.00 0.00 0.00 0.00 Average: eth0 271.73 201.51 2508.97 35.74 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) 06/14/2025 _x86_64_ (4 CPU) 06:02:22 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:02 AM all 32.61 0.60 12.07 2.24 0.10 52.38 06:04:02 AM 0 30.82 0.79 13.64 3.52 0.10 51.13 06:04:02 AM 1 32.58 0.35 7.89 1.33 0.08 57.76 06:04:02 AM 2 22.78 0.99 18.84 3.34 0.10 53.95 06:04:02 AM 3 44.20 0.27 7.95 0.79 0.10 46.69 06:05:01 AM all 70.07 0.00 2.42 0.98 0.10 26.44 06:05:01 AM 0 65.90 0.00 2.72 1.04 0.10 30.23 06:05:01 AM 1 65.72 0.00 1.65 0.78 0.10 31.74 06:05:01 AM 2 68.41 0.00 2.50 1.51 0.10 27.48 06:05:01 AM 3 80.22 0.00 2.79 0.58 0.10 16.32 06:06:01 AM all 58.39 0.00 1.99 0.34 0.08 39.21 06:06:01 AM 0 57.05 0.00 1.98 0.07 0.08 40.82 06:06:01 AM 1 57.29 0.00 1.29 0.32 0.08 41.02 06:06:01 AM 2 54.26 0.00 2.04 0.84 0.08 42.78 06:06:01 AM 3 64.94 0.00 2.63 0.12 0.08 32.23 06:07:01 AM all 36.00 0.00 1.95 0.13 0.07 61.85 06:07:01 AM 0 26.55 0.00 1.27 0.00 0.07 72.12 06:07:01 AM 1 35.86 0.00 1.59 0.28 0.07 62.21 06:07:01 AM 2 30.17 0.00 2.01 0.08 0.07 67.68 06:07:01 AM 3 51.45 0.00 2.94 0.13 0.08 45.40 Average: all 49.17 0.15 4.62 0.92 0.09 45.06 Average: 0 44.97 0.20 4.91 1.16 0.09 48.67 Average: 1 47.76 0.09 3.11 0.68 0.08 48.27 Average: 2 43.81 0.25 6.36 1.44 0.09 48.05 Average: 3 60.11 0.07 4.08 0.40 0.09 35.24