---> uname -a: Linux prd-centos8-builder-4c-4g-4508.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 756 12215 19 2791 14659 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:23:c0:88 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.57/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe23:c088/64 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) 10/22/2025 _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 242.99 90.95 152.04 3926.95 10862.86 03:53:01 PM 283.77 5.77 278.00 1302.72 13105.08 03:54:01 PM 130.31 0.55 129.76 41.32 10364.06 Average: 219.02 32.42 186.60 1756.90 11443.94 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13099868 14971664 3041656 18.84 2688 2071328 1076444 6.26 195660 2449400 137988 03:53:01 PM 11607140 13753692 4534384 28.09 2688 2339136 2060636 11.99 318096 3782660 58052 03:54:01 PM 12542692 15024896 3598832 22.30 2688 2670392 886080 5.15 510604 2643940 133080 Average: 12416567 14583417 3724957 23.08 2688 2360285 1341053 7.80 341453 2958667 109707 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 112.65 83.99 1331.12 20.40 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 PM eth0 287.30 254.56 3192.62 37.42 0.00 0.00 0.00 0.00 03:54:01 PM lo 1308.81 1308.81 1294.75 1294.75 0.00 0.00 0.00 0.00 03:54:01 PM eth0 222.96 161.45 3431.26 21.07 0.00 0.00 0.00 0.00 Average: lo 436.32 436.32 431.63 431.63 0.00 0.00 0.00 0.00 Average: eth0 207.64 166.66 2651.71 26.30 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) 10/22/2025 _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 20.92 0.73 10.91 3.45 0.11 63.88 03:52:01 PM 0 23.69 0.82 12.17 3.62 0.13 59.57 03:52:01 PM 1 25.86 0.67 11.36 4.63 0.10 57.38 03:52:01 PM 2 22.49 0.67 9.23 3.32 0.12 64.18 03:52:01 PM 3 11.65 0.75 10.88 2.23 0.08 74.41 03:53:01 PM all 66.13 0.00 2.23 2.11 0.12 29.40 03:53:01 PM 0 76.98 0.00 1.79 2.43 0.12 18.69 03:53:01 PM 1 59.79 0.00 2.38 2.06 0.12 35.66 03:53:01 PM 2 61.29 0.00 1.41 0.77 0.12 36.41 03:53:01 PM 3 66.45 0.00 3.37 3.20 0.13 26.85 03:54:01 PM all 49.81 0.00 2.55 2.31 0.13 45.19 03:54:01 PM 0 47.54 0.00 2.90 3.77 0.12 45.68 03:54:01 PM 1 51.95 0.00 2.00 1.68 0.12 44.26 03:54:01 PM 2 49.61 0.00 2.87 2.35 0.10 45.07 03:54:01 PM 3 50.16 0.00 2.44 1.46 0.18 45.76 Average: all 45.62 0.24 5.23 2.63 0.12 46.16 Average: 0 49.41 0.27 5.62 3.27 0.12 41.31 Average: 1 45.86 0.22 5.25 2.79 0.11 45.77 Average: 2 44.46 0.22 4.50 2.15 0.11 48.56 Average: 3 42.76 0.25 5.56 2.29 0.13 49.00