---> uname -a: Linux prd-centos8-builder-4c-4g-20682.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 752 12241 19 2769 14663 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:f1:40:f0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fef1:40f0/64 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) 06/12/2025 _x86_64_ (4 CPU) 15:50:59 LINUX RESTART (4 CPU) 03:52:01 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 239.91 14.89 225.02 3037.41 13242.35 03:54:01 PM 293.78 6.17 287.62 1365.64 9472.64 03:55:01 PM 78.60 1.00 77.60 135.98 9056.36 Average: 204.10 7.35 196.75 1513.18 10590.74 03:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 12857568 14792524 3283964 20.34 2688 2132912 1149080 6.68 207444 2664672 86792 03:54:01 PM 10635172 12965408 5506360 34.11 2688 2521180 2959896 17.22 330744 4731808 222428 03:55:01 PM 12600728 15080884 3540804 21.94 2688 2668460 810084 4.71 686808 2411176 157340 Average: 12031156 14279605 4110376 25.46 2688 2440851 1639687 9.54 408332 3269219 155520 03:52:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 221.46 174.73 1810.02 30.34 0.00 0.00 0.00 0.00 03:54:01 PM lo 0.15 0.15 0.03 0.03 0.00 0.00 0.00 0.00 03:54:01 PM eth0 388.97 280.72 5181.78 37.34 0.00 0.00 0.00 0.00 03:55:01 PM lo 767.92 767.92 779.14 779.14 0.00 0.00 0.00 0.00 03:55:01 PM eth0 145.64 116.71 320.99 644.94 0.00 0.00 0.00 0.00 Average: lo 256.00 256.00 259.70 259.70 0.00 0.00 0.00 0.00 Average: eth0 252.02 190.72 2437.53 237.52 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) 06/12/2025 _x86_64_ (4 CPU) 15:50:59 LINUX RESTART (4 CPU) 03:52:01 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 21.22 0.00 1.98 2.98 0.09 73.72 03:53:01 PM 0 16.49 0.00 1.64 2.30 0.08 79.49 03:53:01 PM 1 28.78 0.00 2.98 5.92 0.10 62.22 03:53:01 PM 2 13.76 0.00 0.84 1.57 0.08 83.75 03:53:01 PM 3 25.89 0.00 2.48 2.14 0.08 69.41 03:54:01 PM all 65.64 0.00 2.30 2.02 0.11 29.93 03:54:01 PM 0 54.35 0.00 2.69 1.92 0.10 40.93 03:54:01 PM 1 73.72 0.00 1.56 2.12 0.12 22.48 03:54:01 PM 2 66.64 0.00 1.89 1.94 0.12 29.41 03:54:01 PM 3 67.85 0.00 3.06 2.07 0.12 26.90 03:55:01 PM all 47.42 0.00 2.46 0.62 0.11 49.40 03:55:01 PM 0 37.16 0.00 2.06 0.52 0.12 60.14 03:55:01 PM 1 54.37 0.00 3.37 1.06 0.10 41.10 03:55:01 PM 2 46.53 0.00 1.89 0.62 0.10 50.86 03:55:01 PM 3 51.62 0.00 2.51 0.27 0.12 45.49 Average: all 44.76 0.00 2.25 1.87 0.10 51.02 Average: 0 35.98 0.00 2.13 1.58 0.10 60.21 Average: 1 52.29 0.00 2.63 3.04 0.11 41.93 Average: 2 42.30 0.00 1.54 1.38 0.10 54.68 Average: 3 48.45 0.00 2.68 1.49 0.11 47.26