---> uname -a: Linux prd-centos8-builder-4c-4g-14989.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 737 12233 19 2792 14678 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:00:67:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:fe00:6741/64 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) 11/24/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 284.96 77.71 207.25 3819.05 11779.93 03:53:01 PM 378.27 5.58 372.69 1300.50 14352.12 03:54:01 PM 81.59 0.77 80.82 58.25 9224.59 Average: 248.28 28.03 220.25 1726.17 11785.55 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12842444 14801028 3299088 20.44 2688 2155476 1125040 6.54 206236 2681344 197820 03:53:01 PM 11256784 13687400 4884748 30.26 2688 2619236 2446280 14.23 332284 4100712 296824 03:54:01 PM 12465500 14968072 3676032 22.77 2688 2690152 948592 5.52 686600 2541980 156092 Average: 12188243 14485500 3953289 24.49 2688 2488288 1506637 8.76 408373 3108012 216912 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 258.11 192.75 2484.48 33.55 0.00 0.00 0.00 0.00 03:53:01 PM lo 0.40 0.40 0.09 0.09 0.00 0.00 0.00 0.00 03:53:01 PM eth0 389.25 287.20 5225.80 38.52 0.00 0.00 0.00 0.00 03:54:01 PM lo 1121.34 1121.34 1117.01 1117.01 0.00 0.00 0.00 0.00 03:54:01 PM eth0 123.68 110.30 321.33 643.40 0.00 0.00 0.00 0.00 Average: lo 373.87 373.87 372.33 372.33 0.00 0.00 0.00 0.00 Average: eth0 257.01 196.75 2677.18 238.47 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) 11/24/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 24.77 0.59 8.73 1.61 0.09 64.20 03:52:01 PM 0 27.92 0.62 9.79 1.84 0.10 59.73 03:52:01 PM 1 22.65 0.45 6.95 2.27 0.08 67.60 03:52:01 PM 2 34.48 0.40 7.84 1.56 0.10 55.62 03:52:01 PM 3 14.02 0.89 10.35 0.79 0.08 73.86 03:53:01 PM all 68.23 0.00 2.40 1.45 0.10 27.82 03:53:01 PM 0 55.51 0.00 2.76 1.76 0.10 39.88 03:53:01 PM 1 75.26 0.00 3.35 1.72 0.10 19.57 03:53:01 PM 2 74.68 0.00 2.04 1.70 0.10 21.47 03:53:01 PM 3 67.47 0.00 1.44 0.62 0.10 30.37 03:54:01 PM all 47.36 0.00 2.44 0.27 0.11 49.82 03:54:01 PM 0 44.60 0.00 2.81 0.17 0.08 52.34 03:54:01 PM 1 59.03 0.00 3.08 0.32 0.12 37.46 03:54:01 PM 2 44.92 0.00 2.23 0.05 0.13 52.67 03:54:01 PM 3 40.90 0.00 1.64 0.55 0.10 56.81 Average: all 46.79 0.20 4.52 1.11 0.10 47.28 Average: 0 42.67 0.21 5.12 1.25 0.09 50.65 Average: 1 52.30 0.15 4.46 1.44 0.10 41.56 Average: 2 51.37 0.13 4.04 1.10 0.11 43.25 Average: 3 40.82 0.30 4.47 0.65 0.09 53.67