---> uname -a: Linux prd-centos8-builder-4c-4g-12939.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 1462 11475 19 2824 13952 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:84:e5:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.243/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fe84:e559/64 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) 11/15/2025 _x86_64_ (4 CPU) 13:36:22 LINUX RESTART (4 CPU) 01:37:01 PM tps rtps wtps bread/s bwrtn/s 01:38:01 PM 430.30 64.50 365.80 4194.97 13851.76 01:39:01 PM 196.58 3.42 193.17 658.71 14343.80 01:40:00 PM 62.81 2.72 60.09 87.15 10231.06 01:40:01 PM 0.00 0.00 0.00 0.00 0.00 Average: 229.64 23.54 206.10 1646.78 12763.62 01:37:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:38:01 PM 12609024 14687936 3532508 21.88 2688 2274596 1160068 6.75 213156 2903180 282508 01:39:01 PM 9765056 12280356 6376476 39.50 2688 2702972 3587196 20.87 349052 5568896 317224 01:40:00 PM 11818960 14355752 4322572 26.78 2688 2724876 1469052 8.55 577548 3298032 58148 01:40:01 PM 11818824 14355572 4322708 26.78 2688 2724876 1469052 8.55 577568 3298436 58160 Average: 11502966 13919904 4638566 28.74 2688 2606830 1921342 11.18 429331 3767136 179010 01:37:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:38:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:38:01 PM eth0 270.95 211.91 4137.08 36.94 0.00 0.00 0.00 0.00 01:39:01 PM lo 1065.98 1065.98 1018.73 1018.73 0.00 0.00 0.00 0.00 01:39:01 PM eth0 314.80 239.12 4572.20 32.56 0.00 0.00 0.00 0.00 01:40:00 PM lo 3.18 3.18 49.20 49.20 0.00 0.00 0.00 0.00 01:40:00 PM eth0 239.45 158.60 458.06 245.53 0.00 0.00 0.00 0.00 01:40:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:40:01 PM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 356.37 356.37 355.76 355.76 0.00 0.00 0.00 0.00 Average: eth0 274.00 202.51 3053.95 103.91 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) 11/15/2025 _x86_64_ (4 CPU) 13:36:22 LINUX RESTART (4 CPU) 01:37:01 PM CPU %user %nice %system %iowait %steal %idle 01:38:01 PM all 29.85 0.41 7.79 2.97 0.09 58.89 01:38:01 PM 0 43.89 0.23 7.50 4.24 0.10 44.04 01:38:01 PM 1 15.86 0.64 9.41 3.34 0.10 70.65 01:38:01 PM 2 28.24 0.32 6.25 2.54 0.07 62.59 01:38:01 PM 3 31.37 0.45 8.03 1.79 0.08 58.28 01:39:01 PM all 71.55 0.00 2.43 1.55 0.12 24.35 01:39:01 PM 0 78.54 0.00 1.52 1.59 0.12 18.24 01:39:01 PM 1 73.03 0.00 2.36 2.07 0.10 22.44 01:39:01 PM 2 73.25 0.00 3.06 1.19 0.13 22.37 01:39:01 PM 3 61.37 0.00 2.81 1.37 0.12 34.34 01:40:00 PM all 51.67 0.00 1.83 0.57 0.08 45.85 01:40:00 PM 0 68.56 0.00 1.63 0.36 0.07 29.39 01:40:00 PM 1 30.77 0.00 2.11 0.24 0.10 66.79 01:40:00 PM 2 56.92 0.00 1.32 0.75 0.07 40.95 01:40:00 PM 3 50.37 0.00 2.26 0.95 0.07 46.35 01:40:01 PM all 0.62 0.00 0.93 0.00 0.62 97.83 01:40:01 PM 0 0.00 0.00 1.23 0.00 1.23 97.53 01:40:01 PM 1 1.23 0.00 1.23 0.00 0.00 97.53 01:40:01 PM 2 1.23 0.00 1.23 0.00 0.00 97.53 01:40:01 PM 3 0.00 0.00 0.00 0.00 1.25 98.75 Average: all 50.80 0.14 4.01 1.70 0.10 43.25 Average: 0 63.37 0.08 3.54 2.06 0.10 30.85 Average: 1 39.79 0.21 4.62 1.88 0.10 53.40 Average: 2 52.55 0.11 3.54 1.49 0.09 42.22 Average: 3 47.48 0.15 4.35 1.37 0.09 46.56