---> uname -a: Linux prd-centos8-builder-4c-4g-33962.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 768 12078 19 2916 14646 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:f7:5f:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.72/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86110sec preferred_lft 86110sec inet6 fe80::f816:3eff:fef7:5fb9/64 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) 08/09/2025 _x86_64_ (4 CPU) 06:02:21 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 428.90 71.25 357.64 3501.82 13835.24 06:05:01 AM 187.27 3.97 183.31 1188.67 11823.04 06:06:01 AM 65.16 1.38 63.78 1676.37 8224.64 06:07:01 AM 31.19 0.97 30.23 180.10 8108.28 Average: 178.13 19.39 158.74 1636.72 10497.76 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12723048 14695396 3418484 21.18 2688 2168652 1177128 6.85 209776 2794508 203824 06:05:01 AM 11740060 14064960 4401472 27.27 2688 2515156 1718472 10.00 310252 3645576 206724 06:06:01 AM 11726992 14324276 4414540 27.35 2688 2785464 1606120 9.34 502376 3460624 214372 06:07:01 AM 12362604 14991764 3778928 23.41 2688 2816196 882876 5.14 706252 2623152 35416 Average: 12138176 14519099 4003356 24.80 2688 2571367 1346149 7.83 432164 3130965 165084 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 303.72 232.83 2836.11 37.02 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 353.02 250.03 4785.46 32.70 0.00 0.00 0.00 0.00 06:06:01 AM lo 1019.91 1019.91 1018.12 1018.12 0.00 0.00 0.00 0.00 06:06:01 AM eth0 274.73 170.81 2226.98 15.25 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 87.59 64.16 241.85 59.22 0.00 0.00 0.00 0.00 Average: lo 255.00 255.00 254.55 254.55 0.00 0.00 0.00 0.00 Average: eth0 254.77 179.46 2522.68 36.05 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) 08/09/2025 _x86_64_ (4 CPU) 06:02:21 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 29.40 0.52 8.70 2.09 0.10 59.18 06:04:01 AM 0 33.03 0.13 6.28 2.47 0.12 57.97 06:04:01 AM 1 22.95 0.65 9.96 1.30 0.10 65.03 06:04:01 AM 2 30.59 0.77 10.77 2.60 0.08 55.20 06:04:01 AM 3 31.04 0.52 7.80 2.01 0.10 58.53 06:05:01 AM all 55.26 0.00 1.77 0.76 0.09 42.12 06:05:01 AM 0 46.45 0.00 1.55 0.50 0.10 51.39 06:05:01 AM 1 62.83 0.00 1.20 0.70 0.10 35.16 06:05:01 AM 2 55.36 0.00 1.61 0.89 0.08 42.06 06:05:01 AM 3 56.38 0.00 2.71 0.95 0.08 39.87 06:06:01 AM all 54.49 0.00 2.32 0.27 0.08 42.84 06:06:01 AM 0 53.37 0.00 2.88 0.55 0.07 43.13 06:06:01 AM 1 59.84 0.00 1.32 0.07 0.07 38.71 06:06:01 AM 2 54.06 0.00 2.19 0.30 0.10 43.34 06:06:01 AM 3 50.65 0.00 2.89 0.17 0.08 46.21 06:07:01 AM all 46.07 0.00 1.59 0.30 0.09 51.95 06:07:01 AM 0 53.75 0.00 1.70 0.10 0.10 44.35 06:07:01 AM 1 54.34 0.00 2.00 0.28 0.08 43.29 06:07:01 AM 2 29.10 0.00 1.27 0.77 0.10 68.77 06:07:01 AM 3 47.10 0.00 1.37 0.03 0.08 51.41 Average: all 46.30 0.13 3.59 0.86 0.09 49.03 Average: 0 46.65 0.03 3.10 0.91 0.10 49.21 Average: 1 49.99 0.16 3.62 0.59 0.09 45.54 Average: 2 42.27 0.19 3.96 1.14 0.09 52.35 Average: 3 46.29 0.13 3.69 0.79 0.09 49.01