---> uname -a: Linux prd-centos8-builder-4c-4g-152.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 8.9G 72G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 677 12689 19 2396 14744 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:fb:1f:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.85/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fefb:1f26/64 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) 12/18/2025 _x86_64_ (4 CPU) 15:50:29 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 226.04 106.03 120.01 1835.73 6754.79 03:53:01 PM 54.04 0.00 54.04 0.00 6561.49 03:54:01 PM 295.88 20.20 275.69 4345.68 9568.52 Average: 191.80 41.72 150.08 2061.71 7633.10 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13481564 15165968 2659968 16.48 2688 1889496 805256 4.68 182336 2104276 162564 03:53:01 PM 13424684 15185400 2716848 16.83 2688 1961144 775504 4.51 182180 2141184 84364 03:54:01 PM 12987748 15081648 3153784 19.54 2688 2288084 828692 4.82 447676 2286256 80416 Average: 13297999 15144339 2843533 17.62 2688 2046241 803151 4.67 270731 2177239 109115 03:51:02 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 97.54 69.62 1008.81 10.65 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 16.95 13.55 149.89 1.91 0.00 0.00 0.00 0.00 03:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 PM eth0 289.52 242.41 3047.47 53.37 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 134.87 108.74 1404.23 22.04 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) 12/18/2025 _x86_64_ (4 CPU) 15:50:29 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 15.14 1.01 13.34 6.29 0.11 64.11 03:52:01 PM 0 17.91 1.18 14.28 6.41 0.09 60.15 03:52:01 PM 1 10.14 0.87 11.20 5.69 0.12 71.98 03:52:01 PM 2 8.41 1.06 14.17 7.49 0.10 68.78 03:52:01 PM 3 24.09 0.95 13.72 5.59 0.12 55.53 03:53:01 PM all 3.69 0.00 0.49 16.50 0.04 79.28 03:53:01 PM 0 0.60 0.00 0.22 1.92 0.03 97.23 03:53:01 PM 1 1.84 0.00 0.25 15.69 0.03 82.19 03:53:01 PM 2 3.29 0.00 0.43 16.95 0.03 79.30 03:53:01 PM 3 9.04 0.00 1.07 31.45 0.05 58.38 03:54:01 PM all 40.21 0.00 2.32 6.57 0.12 50.77 03:54:01 PM 0 37.23 0.00 2.68 4.52 0.12 55.45 03:54:01 PM 1 45.50 0.00 1.65 7.57 0.13 45.14 03:54:01 PM 2 38.90 0.00 2.48 9.35 0.12 49.16 03:54:01 PM 3 39.20 0.00 2.49 4.85 0.12 53.34 Average: all 19.69 0.33 5.33 9.82 0.09 64.74 Average: 0 18.56 0.39 5.67 4.27 0.08 71.04 Average: 1 19.21 0.29 4.32 9.68 0.10 66.41 Average: 2 16.90 0.35 5.63 11.29 0.08 65.74 Average: 3 24.10 0.31 5.70 14.03 0.10 55.76