---> uname -a: Linux prd-centos8-builder-4c-4g-12696.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 757 12214 19 2791 14658 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:77:40:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.99/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86147sec preferred_lft 86147sec inet6 fe80::f816:3eff:fe77:40ab/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) 11/14/2025 _x86_64_ (4 CPU) 15:50:25 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 268.84 94.13 174.70 3884.57 11396.15 03:53:01 PM 278.74 5.66 273.08 1301.17 13053.77 03:54:01 PM 137.79 0.95 136.84 64.39 10221.43 Average: 228.46 33.58 194.88 1750.02 11557.20 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12933776 14853452 3207756 19.87 2688 2117996 1088804 6.33 201824 2600116 175720 03:53:01 PM 11161116 13307692 4980416 30.85 2688 2338692 2509764 14.60 318388 4222844 46844 03:54:01 PM 12566524 15067644 3575008 22.15 2688 2688536 894908 5.21 513856 2612944 160972 Average: 12220472 14409596 3921060 24.29 2688 2381741 1497825 8.71 344689 3145301 127845 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 163.42 123.08 2093.59 25.91 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 237.59 197.98 2432.75 30.12 0.00 0.00 0.00 0.00 03:54:01 PM lo 943.44 943.44 940.76 940.76 0.00 0.00 0.00 0.00 03:54:01 PM eth0 363.51 259.24 3659.34 657.44 0.00 0.00 0.00 0.00 Average: lo 314.46 314.46 313.57 313.57 0.00 0.00 0.00 0.00 Average: eth0 254.84 193.43 2728.54 237.81 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) 11/14/2025 _x86_64_ (4 CPU) 15:50:25 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.53 0.81 13.07 2.25 0.10 60.24 03:52:01 PM 0 13.14 0.82 12.94 2.46 0.10 70.53 03:52:01 PM 1 24.33 0.67 10.22 2.40 0.10 62.29 03:52:01 PM 2 30.07 0.80 13.75 3.03 0.12 52.22 03:52:01 PM 3 26.57 0.94 15.37 1.10 0.10 55.92 03:53:01 PM all 65.72 0.00 2.23 3.47 0.13 28.45 03:53:01 PM 0 59.72 0.00 2.16 3.28 0.15 34.69 03:53:01 PM 1 66.88 0.00 2.79 5.03 0.13 25.15 03:53:01 PM 2 66.84 0.00 1.96 1.64 0.13 29.43 03:53:01 PM 3 69.43 0.00 2.01 3.93 0.12 24.52 03:54:01 PM all 50.69 0.00 2.71 0.64 0.10 45.87 03:54:01 PM 0 44.19 0.00 2.60 0.35 0.10 52.76 03:54:01 PM 1 46.04 0.00 3.00 0.74 0.12 50.10 03:54:01 PM 2 56.27 0.00 2.75 1.02 0.08 39.88 03:54:01 PM 3 56.23 0.00 2.48 0.44 0.08 40.76 Average: all 46.65 0.27 6.00 2.12 0.11 44.85 Average: 0 39.02 0.27 5.90 2.03 0.12 52.65 Average: 1 45.76 0.22 5.34 2.72 0.12 45.84 Average: 2 51.07 0.27 6.15 1.90 0.11 40.51 Average: 3 50.74 0.31 6.62 1.82 0.10 40.40