---> uname -a: Linux prd-centos8-builder-4c-4g-23405.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 9.9G 71G 13% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 960 11292 19 3510 14453 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:e2:f7:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.101/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86098sec preferred_lft 86098sec inet6 fe80::f816:3eff:fee2:f7ba/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) 06/24/2025 _x86_64_ (4 CPU) 08:58:03 LINUX RESTART (4 CPU) 08:59:01 AM tps rtps wtps bread/s bwrtn/s 09:00:01 AM 203.50 21.89 181.61 2245.78 12715.81 09:01:01 AM 950.63 0.02 950.62 0.13 40450.73 09:02:01 AM 273.98 0.12 273.86 15.86 12066.02 09:03:01 AM 55.56 2.72 52.85 682.17 3508.40 Average: 370.92 6.19 364.73 735.96 17185.03 08:59:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:01 AM 12018748 14162684 4122784 25.54 2688 2329912 1949620 11.34 212904 3441836 298612 09:01:01 AM 11149384 14317264 4992148 30.93 2688 3200984 1636164 9.52 256676 3950324 286020 09:02:01 AM 10013020 13184304 6128512 37.97 2688 3201476 2661508 15.48 258608 5047060 12 09:03:01 AM 11513920 14745740 4627612 28.67 2688 3260440 880940 5.12 456068 3365600 22620 Average: 11173768 14102498 4967764 30.78 2688 2998203 1782058 10.37 296064 3951205 151816 08:59:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 AM eth0 797.20 557.53 3193.90 156.11 0.00 0.00 0.00 0.00 09:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:01:01 AM eth0 2164.16 1796.83 4556.79 456.37 0.00 0.00 0.00 0.00 09:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:02:01 AM eth0 0.27 0.15 0.06 0.25 0.00 0.00 0.00 0.00 09:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:03:01 AM eth0 47.85 43.77 285.27 46.32 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 752.34 599.55 2008.92 164.76 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) 06/24/2025 _x86_64_ (4 CPU) 08:58:03 LINUX RESTART (4 CPU) 08:59:01 AM CPU %user %nice %system %iowait %steal %idle 09:00:01 AM all 29.21 0.13 4.94 1.88 0.09 63.75 09:00:01 AM 0 17.70 0.08 3.99 2.41 0.08 75.73 09:00:01 AM 1 27.52 0.17 6.08 3.61 0.10 62.52 09:00:01 AM 2 53.43 0.09 5.18 0.61 0.09 40.60 09:00:01 AM 3 18.17 0.19 4.50 0.87 0.09 76.18 09:01:01 AM all 26.93 0.00 8.58 3.12 0.11 61.26 09:01:01 AM 0 37.28 0.00 9.53 3.05 0.12 50.02 09:01:01 AM 1 24.68 0.00 8.39 3.00 0.10 63.83 09:01:01 AM 2 32.47 0.00 7.69 2.55 0.10 57.18 09:01:01 AM 3 13.25 0.00 8.71 3.89 0.10 74.05 09:02:01 AM all 32.32 0.00 0.92 0.97 0.09 65.70 09:02:01 AM 0 96.31 0.00 1.12 0.00 0.08 2.49 09:02:01 AM 1 10.58 0.00 0.90 1.40 0.08 87.03 09:02:01 AM 2 11.17 0.00 0.79 1.05 0.10 86.89 09:02:01 AM 3 11.11 0.00 0.85 1.44 0.08 86.51 09:03:01 AM all 26.33 0.00 1.52 0.18 0.08 71.89 09:03:01 AM 0 45.86 0.00 1.70 0.13 0.08 52.22 09:03:01 AM 1 11.16 0.00 1.12 0.13 0.08 87.50 09:03:01 AM 2 24.04 0.00 1.84 0.28 0.07 73.78 09:03:01 AM 3 24.26 0.00 1.40 0.18 0.08 74.07 Average: all 28.70 0.03 3.97 1.53 0.09 65.67 Average: 0 49.46 0.02 4.07 1.39 0.09 44.97 Average: 1 18.43 0.04 4.10 2.03 0.09 75.31 Average: 2 30.16 0.02 3.86 1.12 0.09 64.75 Average: 3 16.70 0.05 3.85 1.59 0.09 77.72