---> uname -a: Linux prd-centos8-builder-4c-4g-46631.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 696 12279 19 2787 14719 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:fe:96:75 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.167/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86156sec preferred_lft 86156sec inet6 fe80::f816:3eff:fefe:9675/64 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) 09/17/2025 _x86_64_ (4 CPU) 15:51:01 LINUX RESTART (4 CPU) 03:52:02 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 384.74 20.36 364.37 4337.05 13428.75 03:54:01 PM 175.94 0.93 175.00 196.90 9565.64 03:55:01 PM 68.39 0.72 67.67 68.26 13007.87 Average: 208.73 7.27 201.46 1518.73 11992.93 03:52:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 12307276 14393112 3834256 23.75 2688 2280792 1597332 9.29 267248 3142860 175312 03:54:01 PM 9143956 11808560 6997576 43.35 2688 2851548 4089716 23.79 488520 6047788 397188 03:55:01 PM 12600692 15097720 3540840 21.94 2688 2684432 816300 4.75 688704 2405488 8492 Average: 11350641 13766464 4790891 29.68 2688 2605591 2167783 12.61 481491 3865379 193664 03:52:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 309.06 245.42 3306.49 43.44 0.00 0.00 0.00 0.00 03:54:01 PM lo 915.20 915.20 918.84 918.84 0.00 0.00 0.00 0.00 03:54:01 PM eth0 260.87 185.44 3752.74 25.50 0.00 0.00 0.00 0.00 03:55:01 PM lo 0.42 0.42 1.31 1.31 0.00 0.00 0.00 0.00 03:55:01 PM eth0 149.96 119.55 315.21 646.22 0.00 0.00 0.00 0.00 Average: lo 306.88 306.88 308.39 308.39 0.00 0.00 0.00 0.00 Average: eth0 239.59 183.13 2453.50 239.45 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) 09/17/2025 _x86_64_ (4 CPU) 15:51:01 LINUX RESTART (4 CPU) 03:52:02 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 42.51 0.00 2.58 3.10 0.11 51.69 03:53:01 PM 0 38.55 0.00 2.33 3.03 0.12 55.97 03:53:01 PM 1 44.67 0.00 1.80 1.67 0.10 51.76 03:53:01 PM 2 37.63 0.00 2.88 2.81 0.12 56.56 03:53:01 PM 3 49.18 0.00 3.30 4.92 0.12 42.48 03:54:01 PM all 66.74 0.00 2.38 1.11 0.13 29.65 03:54:01 PM 0 68.24 0.00 2.28 1.05 0.12 28.31 03:54:01 PM 1 71.75 0.00 1.49 0.40 0.15 26.22 03:54:01 PM 2 61.06 0.00 2.34 1.64 0.13 34.82 03:54:01 PM 3 65.89 0.00 3.40 1.36 0.12 29.25 03:55:01 PM all 30.72 0.00 2.26 0.81 0.09 66.12 03:55:01 PM 0 17.19 0.00 2.14 0.57 0.10 80.00 03:55:01 PM 1 31.95 0.00 2.34 1.14 0.08 64.49 03:55:01 PM 2 32.52 0.00 1.81 0.60 0.08 64.99 03:55:01 PM 3 41.22 0.00 2.76 0.95 0.08 54.98 Average: all 46.67 0.00 2.40 1.67 0.11 49.15 Average: 0 41.32 0.00 2.25 1.54 0.11 54.78 Average: 1 49.48 0.00 1.88 1.06 0.11 47.47 Average: 2 43.77 0.00 2.34 1.68 0.11 52.11 Average: 3 52.11 0.00 3.15 2.39 0.11 42.24