---> uname -a: Linux prd-centos8-builder-4c-4g-31352.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 753 12224 19 2785 14662 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:5b:f2:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.196/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86160sec preferred_lft 86160sec inet6 fe80::f816:3eff:fe5b:f251/64 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) 07/28/2025 _x86_64_ (4 CPU) 15:51:03 LINUX RESTART (4 CPU) 03:52:02 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 341.09 20.47 320.62 4337.78 13322.09 03:54:01 PM 172.44 0.97 171.47 197.43 9474.92 03:55:01 PM 72.47 0.68 71.79 67.72 13043.26 Average: 194.53 7.30 187.23 1518.81 11939.15 03:52:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 12353060 14437272 3788472 23.47 2688 2279168 1319228 7.67 267568 3098912 177384 03:54:01 PM 11061912 13416984 5079620 31.47 2688 2542776 2319976 13.50 351504 4276712 204988 03:55:01 PM 12499816 14994844 3641716 22.56 2688 2682444 914472 5.32 688264 2508740 8360 Average: 11971596 14283033 4169936 25.83 2688 2501463 1517892 8.83 435779 3294788 130244 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 324.47 257.68 3330.16 43.62 0.00 0.00 0.00 0.00 03:54:01 PM lo 1065.87 1065.87 1061.82 1061.82 0.00 0.00 0.00 0.00 03:54:01 PM eth0 254.22 173.10 3802.41 24.45 0.00 0.00 0.00 0.00 03:55:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 PM eth0 126.36 109.75 264.40 647.68 0.00 0.00 0.00 0.00 Average: lo 357.26 357.26 355.90 355.90 0.00 0.00 0.00 0.00 Average: eth0 234.52 179.75 2460.88 239.66 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) 07/28/2025 _x86_64_ (4 CPU) 15:51:03 LINUX RESTART (4 CPU) 03:52:02 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 42.74 0.00 2.42 2.81 0.11 51.92 03:53:01 PM 0 32.85 0.00 1.99 3.23 0.12 61.81 03:53:01 PM 1 43.02 0.00 3.12 3.20 0.10 50.56 03:53:01 PM 2 52.14 0.00 1.99 1.46 0.08 44.33 03:53:01 PM 3 42.93 0.00 2.61 3.35 0.12 51.00 03:54:01 PM all 66.13 0.00 2.49 1.09 0.12 30.17 03:54:01 PM 0 70.36 0.00 2.53 1.27 0.13 25.71 03:54:01 PM 1 59.80 0.00 2.36 1.12 0.12 36.60 03:54:01 PM 2 66.43 0.00 2.59 1.00 0.10 29.87 03:54:01 PM 3 67.93 0.00 2.47 0.97 0.12 28.51 03:55:01 PM all 29.47 0.00 2.16 0.81 0.07 67.49 03:55:01 PM 0 27.66 0.00 2.21 1.50 0.08 68.54 03:55:01 PM 1 33.03 0.00 2.21 0.22 0.08 64.47 03:55:01 PM 2 38.06 0.00 2.32 0.89 0.07 58.66 03:55:01 PM 3 19.09 0.00 1.92 0.64 0.05 78.30 Average: all 46.13 0.00 2.36 1.56 0.10 49.85 Average: 0 43.68 0.00 2.24 1.99 0.11 51.97 Average: 1 45.29 0.00 2.56 1.50 0.10 50.55 Average: 2 52.21 0.00 2.30 1.12 0.08 44.29 Average: 3 43.33 0.00 2.33 1.64 0.10 52.60