---> uname -a: Linux prd-centos8-builder-4c-4g-11165.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 749 12069 19 2944 14665 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:a5:10:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.145/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fea5:1017/64 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) 11/08/2025 _x86_64_ (4 CPU) 06:02:22 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 441.04 83.57 357.46 3778.74 13998.78 06:05:01 AM 198.18 3.55 194.63 1140.88 12164.16 06:06:01 AM 58.76 1.58 57.18 1735.69 10863.01 Average: 232.66 29.57 203.09 2218.49 12341.99 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12666628 14659352 3474904 21.53 2688 2188696 1160188 6.75 210340 2849156 215092 06:05:01 AM 9508008 12042264 6633524 41.10 2688 2721792 3958692 23.03 347496 5826992 404680 06:06:01 AM 11221640 13868532 4919892 30.48 2688 2834444 1865668 10.85 520020 3946672 164092 Average: 11132092 13523383 5009440 31.03 2688 2581644 2328183 13.54 359285 4207607 261288 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 262.40 204.62 3052.87 37.00 0.00 0.00 0.00 0.00 06:05:01 AM lo 1002.55 1002.55 993.90 993.90 0.00 0.00 0.00 0.00 06:05:01 AM eth0 321.11 231.48 4637.97 31.15 0.00 0.00 0.00 0.00 06:06:01 AM lo 1.20 1.20 1.74 1.74 0.00 0.00 0.00 0.00 06:06:01 AM eth0 148.55 118.08 2498.41 12.81 0.00 0.00 0.00 0.00 Average: lo 334.55 334.55 331.84 331.84 0.00 0.00 0.00 0.00 Average: eth0 244.02 184.72 3396.35 26.99 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) 11/08/2025 _x86_64_ (4 CPU) 06:02:22 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 30.27 0.61 10.26 2.38 0.09 56.39 06:04:01 AM 0 19.81 0.40 7.80 2.41 0.10 69.49 06:04:01 AM 1 34.97 0.75 13.20 2.14 0.08 48.85 06:04:01 AM 2 32.15 0.39 7.70 1.96 0.08 57.72 06:04:01 AM 3 34.16 0.89 12.33 3.03 0.10 49.49 06:05:01 AM all 68.93 0.00 2.43 0.81 0.12 27.71 06:05:01 AM 0 62.72 0.00 2.37 0.72 0.13 34.05 06:05:01 AM 1 68.34 0.00 2.22 0.80 0.12 28.52 06:05:01 AM 2 75.84 0.00 2.29 0.43 0.12 21.32 06:05:01 AM 3 68.83 0.00 2.83 1.27 0.10 26.97 06:06:01 AM all 63.56 0.00 1.60 0.36 0.10 34.39 06:06:01 AM 0 62.54 0.00 1.35 0.25 0.08 35.77 06:06:01 AM 1 58.94 0.00 1.39 0.67 0.10 38.90 06:06:01 AM 2 60.09 0.00 1.12 0.33 0.10 38.35 06:06:01 AM 3 72.66 0.00 2.53 0.17 0.12 24.52 Average: all 54.26 0.20 4.76 1.18 0.10 39.49 Average: 0 48.36 0.13 3.84 1.13 0.11 46.43 Average: 1 54.09 0.25 5.60 1.20 0.10 38.75 Average: 2 56.05 0.13 3.70 0.91 0.10 39.12 Average: 3 58.55 0.30 5.90 1.49 0.11 33.66