---> uname -a: Linux prd-centos8-builder-4c-4g-38515.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 754 12226 19 2782 14661 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:c0:78:04 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.23/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:fec0:7804/64 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) 08/17/2025 _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 460.87 73.90 386.97 4343.41 13736.79 03:53:01 PM 198.90 3.66 195.24 663.40 12228.87 03:54:01 PM 78.72 0.75 77.97 80.11 12948.82 Average: 246.15 26.10 220.05 1695.43 12971.41 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12582404 14593992 3559128 22.05 2688 2207232 1283436 7.47 216128 2925744 219344 03:53:01 PM 9565820 12019068 6575712 40.74 2688 2641392 3761512 21.88 350952 5766648 323384 03:54:01 PM 12548952 15043128 3592580 22.26 2688 2681640 865568 5.04 687196 2457476 36052 Average: 11565725 13885396 4575807 28.35 2688 2510088 1970172 11.46 418092 3716623 192927 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 310.63 247.98 3078.40 41.68 0.00 0.00 0.00 0.00 03:53:01 PM lo 911.59 911.59 914.20 914.20 0.00 0.00 0.00 0.00 03:53:01 PM eth0 338.80 248.76 4565.30 31.92 0.00 0.00 0.00 0.00 03:54:01 PM lo 1.42 1.42 2.40 2.40 0.00 0.00 0.00 0.00 03:54:01 PM eth0 126.92 117.88 311.16 647.92 0.00 0.00 0.00 0.00 Average: lo 304.39 304.39 305.58 305.58 0.00 0.00 0.00 0.00 Average: eth0 258.79 204.87 2651.71 240.50 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) 08/17/2025 _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 31.89 0.47 9.15 2.12 0.10 56.28 03:52:01 PM 0 36.80 0.40 7.90 2.33 0.10 52.48 03:52:01 PM 1 29.13 0.23 6.63 1.24 0.10 62.67 03:52:01 PM 2 33.35 0.49 10.69 2.90 0.08 52.49 03:52:01 PM 3 28.30 0.77 11.37 2.01 0.10 57.45 03:53:01 PM all 71.39 0.00 2.42 0.79 0.10 25.30 03:53:01 PM 0 73.76 0.00 1.69 0.89 0.08 23.58 03:53:01 PM 1 67.43 0.00 3.52 1.16 0.10 27.80 03:53:01 PM 2 68.48 0.00 2.19 0.84 0.10 28.39 03:53:01 PM 3 75.87 0.00 2.30 0.28 0.10 21.44 03:54:01 PM all 37.52 0.00 2.30 0.58 0.08 59.52 03:54:01 PM 0 36.09 0.00 1.70 0.07 0.08 62.06 03:54:01 PM 1 39.82 0.00 2.39 0.40 0.08 57.31 03:54:01 PM 2 36.40 0.00 2.88 1.14 0.08 59.50 03:54:01 PM 3 37.77 0.00 2.24 0.70 0.08 59.21 Average: all 46.94 0.16 4.62 1.16 0.09 47.03 Average: 0 48.89 0.13 3.76 1.09 0.09 46.04 Average: 1 45.44 0.08 4.18 0.93 0.09 49.28 Average: 2 46.09 0.16 5.25 1.62 0.09 46.78 Average: 3 47.33 0.26 5.30 1.00 0.09 46.02