---> uname -a: Linux prd-centos8-builder-4c-4g-45589.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 749 12227 19 2787 14666 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:7d:36:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.201/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86157sec preferred_lft 86157sec inet6 fe80::f816:3eff:fe7d:3623/64 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) 09/13/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 410.81 76.94 333.87 3634.18 13039.08 03:53:02 PM 216.42 6.38 210.04 1420.02 12769.11 03:54:01 PM 85.82 0.78 85.04 81.88 10040.18 Average: 238.54 28.19 210.36 1721.28 11960.42 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12796304 14768760 3345220 20.72 2688 2169152 1158532 6.74 207756 2724564 218012 03:53:02 PM 11035868 13472988 5105656 31.63 2688 2625892 2337924 13.60 343324 4309064 303264 03:54:01 PM 12546292 15042264 3595232 22.27 2688 2683716 871288 5.07 687524 2461720 129732 Average: 12126155 14428004 4015369 24.88 2688 2492920 1455915 8.47 412868 3165116 217003 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 212.86 182.38 2773.33 34.87 0.00 0.00 0.00 0.00 03:53:02 PM lo 550.31 550.31 525.43 525.43 0.00 0.00 0.00 0.00 03:53:02 PM eth0 315.97 241.78 4857.97 33.66 0.00 0.00 0.00 0.00 03:54:01 PM lo 473.87 473.87 499.04 499.04 0.00 0.00 0.00 0.00 03:54:01 PM eth0 106.59 108.03 321.24 654.70 0.00 0.00 0.00 0.00 Average: lo 340.66 340.66 340.61 340.61 0.00 0.00 0.00 0.00 Average: eth0 212.42 177.80 2664.36 238.70 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) 09/13/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 27.10 0.56 11.68 1.88 0.10 58.69 03:52:01 PM 0 21.25 0.48 10.25 1.42 0.08 66.51 03:52:01 PM 1 34.16 0.75 14.50 1.79 0.10 48.70 03:52:01 PM 2 24.21 0.32 9.34 2.44 0.10 63.59 03:52:01 PM 3 28.78 0.67 12.65 1.86 0.10 55.94 03:53:02 PM all 71.51 0.00 2.43 0.97 0.10 24.98 03:53:02 PM 0 70.55 0.00 2.78 1.57 0.10 25.00 03:53:02 PM 1 73.51 0.00 1.34 0.38 0.10 24.67 03:53:02 PM 2 70.44 0.00 2.41 1.39 0.10 25.67 03:53:02 PM 3 71.55 0.00 3.20 0.55 0.10 24.60 03:54:01 PM all 45.09 0.00 2.53 0.33 0.08 51.97 03:54:01 PM 0 49.40 0.00 2.69 0.29 0.09 47.53 03:54:01 PM 1 44.90 0.00 2.57 0.20 0.09 52.24 03:54:01 PM 2 45.51 0.00 2.44 0.73 0.07 51.25 03:54:01 PM 3 40.54 0.00 2.42 0.10 0.07 56.88 Average: all 47.93 0.19 5.56 1.07 0.09 45.17 Average: 0 47.03 0.16 5.26 1.10 0.09 46.36 Average: 1 50.91 0.25 6.15 0.80 0.10 41.80 Average: 2 46.74 0.11 4.74 1.53 0.09 46.80 Average: 3 47.03 0.22 6.10 0.84 0.09 45.71