---> uname -a: Linux prd-centos8-builder-4c-4g-22406.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 762 12233 19 2768 14654 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:ee:6f:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.251/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86155sec preferred_lft 86155sec inet6 fe80::f816:3eff:feee:6ff7/64 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) 06/19/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:01 PM tps rtps wtps bread/s bwrtn/s 08:07:01 PM 420.79 51.13 369.66 4140.22 14630.89 08:08:01 PM 178.23 3.67 174.57 663.73 10227.32 08:09:01 PM 82.82 0.77 82.06 80.24 13017.43 Average: 227.29 18.52 208.76 1628.17 12625.48 08:06:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 PM 12510420 14530000 3631112 22.50 2688 2216172 1198768 6.97 216676 2998516 188792 08:08:01 PM 9017364 11457108 7124168 44.14 2688 2629028 4549400 26.47 351408 6317636 323384 08:09:01 PM 12584564 15064188 3556968 22.04 2688 2668076 828704 4.82 687860 2426588 34864 Average: 11370783 13683765 4770749 29.56 2688 2504425 2192291 12.75 418648 3914247 182347 08:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 392.74 294.57 3373.19 43.95 0.00 0.00 0.00 0.00 08:08:01 PM lo 843.17 843.17 847.01 847.01 0.00 0.00 0.00 0.00 08:08:01 PM eth0 313.80 211.02 4205.33 28.47 0.00 0.00 0.00 0.00 08:09:01 PM lo 1.40 1.40 2.36 2.36 0.00 0.00 0.00 0.00 08:09:01 PM eth0 112.40 114.30 310.02 648.58 0.00 0.00 0.00 0.00 Average: lo 281.46 281.46 283.06 283.06 0.00 0.00 0.00 0.00 Average: eth0 272.97 206.63 2629.34 240.35 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) 06/19/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:01 PM CPU %user %nice %system %iowait %steal %idle 08:07:01 PM all 31.89 0.34 6.45 2.71 0.10 58.51 08:07:01 PM 0 27.84 0.22 5.38 2.67 0.08 63.81 08:07:01 PM 1 34.31 0.57 7.69 2.14 0.10 55.18 08:07:01 PM 2 32.37 0.33 7.35 2.23 0.12 57.60 08:07:01 PM 3 33.05 0.25 5.38 3.79 0.10 57.42 08:08:01 PM all 71.42 0.00 2.31 1.12 0.11 25.04 08:08:01 PM 0 69.93 0.00 1.99 1.07 0.12 26.90 08:08:01 PM 1 68.41 0.00 2.29 0.47 0.12 28.71 08:08:01 PM 2 78.07 0.00 2.09 1.47 0.12 18.25 08:08:01 PM 3 69.26 0.00 2.86 1.46 0.10 26.32 08:09:01 PM all 37.76 0.00 2.24 0.72 0.08 59.20 08:09:01 PM 0 43.28 0.00 2.69 0.28 0.08 53.66 08:09:01 PM 1 39.57 0.00 2.21 0.74 0.08 57.40 08:09:01 PM 2 39.04 0.00 2.01 0.10 0.07 58.79 08:09:01 PM 3 29.14 0.00 2.06 1.76 0.07 66.97 Average: all 47.03 0.11 3.67 1.51 0.10 47.58 Average: 0 47.01 0.07 3.35 1.34 0.09 48.12 Average: 1 47.44 0.19 4.06 1.11 0.10 47.09 Average: 2 49.84 0.11 3.81 1.27 0.10 44.87 Average: 3 43.81 0.08 3.44 2.34 0.09 50.25