---> uname -a: Linux prd-centos8-builder-4c-4g-39316.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 766 12213 19 2782 14648 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:c2:34:37 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.205/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fec2:3437/64 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) 08/20/2025 _x86_64_ (4 CPU) 15:50:20 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 457.68 82.91 374.78 3748.22 13984.91 03:53:01 PM 189.17 4.12 185.05 1283.97 11964.50 03:54:01 PM 80.59 0.80 79.79 97.43 8911.40 Average: 242.48 29.27 213.21 1709.87 11620.27 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12627484 14608348 3514040 21.77 2688 2176928 1219104 7.09 210968 2885552 209340 03:53:01 PM 11336036 13678496 4805488 29.77 2688 2532440 2056564 11.96 326372 4031144 216384 03:54:01 PM 12443320 14943084 3698204 22.91 2688 2687380 958860 5.58 687128 2560948 165260 Average: 12135613 14409976 4005911 24.82 2688 2465583 1411509 8.21 408156 3159215 196995 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 302.78 234.86 2932.41 39.41 0.00 0.00 0.00 0.00 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 335.54 239.62 4694.63 32.71 0.00 0.00 0.00 0.00 03:54:01 PM lo 1057.55 1057.55 1055.55 1055.55 0.00 0.00 0.00 0.00 03:54:01 PM eth0 116.74 108.63 326.47 646.79 0.00 0.00 0.00 0.00 Average: lo 352.52 352.52 351.85 351.85 0.00 0.00 0.00 0.00 Average: eth0 251.69 194.37 2651.17 239.63 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) 08/20/2025 _x86_64_ (4 CPU) 15:50:20 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 29.72 0.56 9.81 2.38 0.09 57.45 03:52:01 PM 0 36.48 0.44 8.53 2.71 0.10 51.74 03:52:01 PM 1 31.39 0.37 8.70 1.60 0.10 57.85 03:52:01 PM 2 29.87 0.69 11.74 1.62 0.07 56.01 03:52:01 PM 3 21.10 0.74 10.28 3.57 0.08 64.22 03:53:01 PM all 59.71 0.00 1.84 0.84 0.10 37.51 03:53:01 PM 0 60.67 0.00 1.34 0.48 0.10 37.41 03:53:01 PM 1 52.55 0.00 2.61 1.64 0.10 43.10 03:53:01 PM 2 63.41 0.00 1.39 0.45 0.10 34.65 03:53:01 PM 3 62.20 0.00 2.04 0.77 0.12 34.88 03:54:01 PM all 48.97 0.00 2.61 0.42 0.08 47.93 03:54:01 PM 0 55.38 0.00 3.28 0.60 0.08 40.65 03:54:01 PM 1 39.27 0.00 2.36 0.22 0.08 58.07 03:54:01 PM 2 58.79 0.00 2.66 0.60 0.07 37.89 03:54:01 PM 3 42.40 0.00 2.14 0.25 0.07 55.14 Average: all 46.14 0.19 4.75 1.21 0.09 47.62 Average: 0 50.86 0.14 4.38 1.26 0.09 43.26 Average: 1 41.06 0.12 4.56 1.15 0.09 53.01 Average: 2 50.71 0.23 5.25 0.89 0.08 42.84 Average: 3 41.93 0.25 4.81 1.53 0.09 51.39