---> uname -a: Linux prd-centos8-builder-4c-4g-12495.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 748 12220 19 2793 14666 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:46:36:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.109/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86131sec preferred_lft 86131sec inet6 fe80::f816:3eff:fe46:36c2/64 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) 11/13/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 244.04 96.65 147.39 3883.75 10128.28 03:53:01 PM 367.07 6.52 360.56 1369.37 14406.13 03:54:01 PM 137.33 0.48 136.84 74.25 10452.79 Average: 249.48 34.55 214.93 1775.79 11662.40 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13095168 14965964 3046356 18.87 2688 2070288 1089724 6.34 195568 2449088 160784 03:53:01 PM 11514952 13659908 4626572 28.66 2688 2337748 2070880 12.05 317720 3874584 64216 03:54:01 PM 11041200 13526692 5100324 31.60 2688 2673300 2164316 12.59 508820 4138816 126796 Average: 11883773 14050855 4257751 26.38 2688 2360445 1774973 10.33 340703 3487496 117265 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 99.52 75.67 1335.62 20.30 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 288.49 243.74 3178.75 35.70 0.00 0.00 0.00 0.00 03:54:01 PM lo 1092.68 1092.68 1087.22 1087.22 0.00 0.00 0.00 0.00 03:54:01 PM eth0 232.59 167.37 3437.39 21.35 0.00 0.00 0.00 0.00 Average: lo 364.23 364.23 362.41 362.41 0.00 0.00 0.00 0.00 Average: eth0 206.87 162.26 2650.59 25.78 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) 11/13/2025 _x86_64_ (4 CPU) 15:50:24 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 22.13 0.78 10.66 2.33 0.11 64.00 03:52:01 PM 0 19.07 0.91 11.89 2.50 0.10 65.54 03:52:01 PM 1 27.47 0.72 10.20 2.71 0.08 58.83 03:52:01 PM 2 28.21 0.69 10.32 1.61 0.10 59.08 03:52:01 PM 3 13.75 0.82 10.22 2.51 0.15 72.55 03:53:01 PM all 65.35 0.00 2.23 2.63 0.15 29.64 03:53:01 PM 0 68.47 0.00 2.31 2.88 0.15 26.19 03:53:01 PM 1 68.31 0.00 2.22 1.74 0.17 27.56 03:53:01 PM 2 51.08 0.00 3.10 3.91 0.15 41.76 03:53:01 PM 3 73.50 0.00 1.30 1.99 0.15 23.06 03:54:01 PM all 48.12 0.00 2.32 2.38 0.11 47.06 03:54:01 PM 0 46.51 0.00 3.39 3.99 0.12 45.99 03:54:01 PM 1 47.23 0.00 1.14 1.00 0.12 50.51 03:54:01 PM 2 49.57 0.00 1.99 3.92 0.12 44.40 03:54:01 PM 3 49.18 0.00 2.76 0.62 0.08 47.35 Average: all 45.20 0.26 5.07 2.45 0.12 46.90 Average: 0 44.70 0.30 5.86 3.12 0.12 45.89 Average: 1 47.67 0.24 4.52 1.82 0.12 45.63 Average: 2 42.95 0.23 5.14 3.14 0.12 48.42 Average: 3 45.49 0.27 4.76 1.71 0.13 47.64