---> uname -a: Linux prd-centos8-builder-4c-4g-1982.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 757 12076 19 2928 14656 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:c8:51:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.202/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86104sec preferred_lft 86104sec inet6 fe80::f816:3eff:fec8:5106/64 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) 10/11/2025 _x86_64_ (4 CPU) 06:02:24 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 278.67 92.92 185.75 3688.85 11479.44 06:05:01 AM 360.38 6.15 354.23 1270.51 14551.05 06:06:01 AM 86.94 0.70 86.24 99.28 8366.08 06:07:01 AM 30.22 1.80 28.42 1762.75 8370.54 Average: 189.05 25.39 163.66 1705.20 10691.65 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12921404 14844840 3220128 19.95 2688 2121364 1098388 6.39 201676 2612624 186900 06:05:01 AM 11989288 14121200 4152244 25.72 2688 2323196 1594668 9.28 303436 3407704 14844 06:06:01 AM 11984024 14478704 4157508 25.76 2688 2683064 1400556 8.15 495936 3213108 156952 06:07:01 AM 12303604 14951872 3837928 23.78 2688 2835172 951744 5.54 708392 2681072 42512 Average: 12299580 14599154 3841952 23.80 2688 2490699 1261339 7.34 427360 2978627 100302 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 176.74 139.43 2232.22 27.65 0.00 0.00 0.00 0.00 06:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:05:01 AM eth0 216.69 192.89 2287.37 30.49 0.00 0.00 0.00 0.00 06:06:01 AM lo 1104.73 1104.73 1101.40 1101.40 0.00 0.00 0.00 0.00 06:06:01 AM eth0 336.38 223.14 4495.31 22.31 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 127.07 97.32 1307.97 69.01 0.00 0.00 0.00 0.00 Average: lo 276.23 276.23 275.39 275.39 0.00 0.00 0.00 0.00 Average: eth0 214.23 163.20 2580.81 37.36 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) 10/11/2025 _x86_64_ (4 CPU) 06:02:24 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 25.02 0.76 10.47 1.91 0.13 61.72 06:04:01 AM 0 19.75 0.87 10.87 2.01 0.13 66.37 06:04:01 AM 1 27.24 0.57 9.87 2.72 0.13 59.47 06:04:01 AM 2 21.43 0.82 9.67 1.09 0.13 66.86 06:04:01 AM 3 31.68 0.77 11.46 1.83 0.10 54.17 06:05:01 AM all 59.29 0.00 2.11 3.41 0.12 35.07 06:05:01 AM 0 60.05 0.00 2.71 6.48 0.13 30.63 06:05:01 AM 1 54.70 0.00 2.29 4.44 0.12 38.45 06:05:01 AM 2 62.19 0.00 1.59 0.79 0.12 35.32 06:05:01 AM 3 60.25 0.00 1.84 1.94 0.12 35.85 06:06:01 AM all 59.24 0.00 2.76 1.03 0.13 36.85 06:06:01 AM 0 59.42 0.00 1.56 0.08 0.13 38.81 06:06:01 AM 1 60.13 0.00 2.43 2.45 0.12 34.88 06:06:01 AM 2 59.12 0.00 3.04 0.92 0.13 36.79 06:06:01 AM 3 58.27 0.00 4.01 0.66 0.15 36.91 06:07:01 AM all 51.73 0.00 1.59 0.37 0.11 46.20 06:07:01 AM 0 40.28 0.00 1.84 0.43 0.10 57.35 06:07:01 AM 1 72.31 0.00 2.50 0.18 0.13 24.87 06:07:01 AM 2 49.08 0.00 0.89 0.40 0.12 49.50 06:07:01 AM 3 45.32 0.00 1.12 0.47 0.10 52.99 Average: all 48.81 0.19 4.23 1.68 0.12 44.96 Average: 0 44.87 0.22 4.24 2.25 0.13 48.30 Average: 1 53.56 0.14 4.28 2.45 0.13 39.45 Average: 2 47.95 0.21 3.80 0.80 0.13 47.12 Average: 3 48.88 0.19 4.61 1.22 0.12 44.99