---> uname -a: Linux prd-centos8-builder-4c-4g-29894.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 689 12288 19 2785 14725 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:06:5d:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.39/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86143sec preferred_lft 86143sec inet6 fe80::f816:3eff:fe06:5d42/64 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) 07/22/2025 _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 218.71 76.62 142.09 3735.55 10675.96 03:53:01 PM 313.98 5.77 308.22 1302.72 12967.49 03:54:01 PM 141.33 0.98 140.34 64.92 10590.92 Average: 224.67 27.79 196.88 1701.18 11411.41 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13204688 15066528 2936844 18.19 2688 2062028 1108724 6.45 195940 2340700 125800 03:53:01 PM 11788728 13929520 4352804 26.97 2688 2333056 1906668 11.09 318500 3598288 56872 03:54:01 PM 12650188 15144996 3491344 21.63 2688 2682524 767040 4.46 681756 2362348 160524 Average: 12547868 14713681 3593664 22.26 2688 2359203 1260811 7.33 398732 2767112 114399 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 146.73 102.82 1097.48 19.06 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 286.29 246.51 3222.40 38.63 0.00 0.00 0.00 0.00 03:54:01 PM lo 892.00 892.00 892.16 892.16 0.00 0.00 0.00 0.00 03:54:01 PM eth0 278.04 218.66 3653.37 655.17 0.00 0.00 0.00 0.00 Average: lo 297.32 297.32 297.37 297.37 0.00 0.00 0.00 0.00 Average: eth0 237.01 189.32 2657.67 237.61 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) 07/22/2025 _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 17.53 0.59 8.96 2.82 0.09 70.01 03:52:01 PM 0 17.94 0.44 7.01 1.26 0.08 73.28 03:52:01 PM 1 21.63 0.55 9.51 2.79 0.08 65.43 03:52:01 PM 2 19.74 0.69 9.89 1.47 0.10 68.12 03:52:01 PM 3 10.81 0.67 9.42 5.77 0.10 73.24 03:53:01 PM all 66.65 0.00 2.32 1.61 0.12 29.29 03:53:01 PM 0 66.78 0.00 2.22 2.16 0.10 28.74 03:53:01 PM 1 65.88 0.00 2.39 0.97 0.13 30.63 03:53:01 PM 2 64.63 0.00 2.94 2.54 0.13 29.75 03:53:01 PM 3 69.32 0.00 1.74 0.79 0.12 28.04 03:54:01 PM all 51.14 0.00 2.77 0.50 0.10 45.49 03:54:01 PM 0 49.21 0.00 2.92 0.39 0.10 47.38 03:54:01 PM 1 52.65 0.00 1.99 0.32 0.08 44.96 03:54:01 PM 2 52.81 0.00 2.90 0.75 0.12 43.42 03:54:01 PM 3 49.89 0.00 3.27 0.54 0.08 46.21 Average: all 45.12 0.20 4.68 1.64 0.10 48.26 Average: 0 44.65 0.15 4.05 1.27 0.09 49.79 Average: 1 46.73 0.18 4.63 1.36 0.10 47.00 Average: 2 45.73 0.23 5.24 1.59 0.12 47.09 Average: 3 43.36 0.22 4.81 2.36 0.10 49.14