---> uname -a: Linux prd-centos8-builder-4c-4g-48545.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 751 12226 19 2784 14663 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:d6:5e:cf 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 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fed6:5ecf/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) 09/23/2025 _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 280.74 77.52 203.22 3638.79 12226.74 03:53:01 PM 317.19 6.30 310.90 1365.81 13111.68 03:54:01 PM 78.65 0.95 77.70 103.05 8960.19 Average: 225.54 28.26 197.28 1702.64 11433.01 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12902812 14841776 3238720 20.06 2688 2136332 1113560 6.48 205028 2622656 170368 03:53:01 PM 11294128 13638240 4847404 30.03 2688 2534076 2117124 12.32 323044 4077188 221300 03:54:01 PM 12548744 15041176 3592788 22.26 2688 2680224 877024 5.10 684572 2462272 159440 Average: 12248561 14507064 3892971 24.12 2688 2450211 1369236 7.97 404215 3054039 183703 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 179.84 143.92 2310.15 30.13 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 392.32 277.99 5327.88 39.11 0.00 0.00 0.00 0.00 03:54:01 PM lo 1120.56 1120.56 1116.31 1116.31 0.00 0.00 0.00 0.00 03:54:01 PM eth0 155.69 115.75 327.57 642.93 0.00 0.00 0.00 0.00 Average: lo 373.48 373.48 372.06 372.06 0.00 0.00 0.00 0.00 Average: eth0 242.62 179.22 2655.33 237.37 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) 09/23/2025 _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 24.99 0.61 11.40 1.60 0.10 61.31 03:52:01 PM 0 20.07 0.47 9.79 1.50 0.10 68.07 03:52:01 PM 1 27.08 0.65 11.41 1.98 0.10 58.78 03:52:01 PM 2 25.33 0.90 15.32 1.35 0.10 56.99 03:52:01 PM 3 27.47 0.43 9.07 1.55 0.10 61.37 03:53:01 PM all 69.95 0.00 2.54 1.60 0.14 25.77 03:53:01 PM 0 69.04 0.00 1.84 1.02 0.13 27.96 03:53:01 PM 1 65.32 0.00 4.40 3.24 0.13 26.91 03:53:01 PM 2 79.07 0.00 1.37 0.73 0.15 18.68 03:53:01 PM 3 66.33 0.00 2.57 1.40 0.13 29.56 03:54:01 PM all 52.20 0.00 2.96 0.34 0.09 44.41 03:54:01 PM 0 61.12 0.00 3.36 0.05 0.10 35.37 03:54:01 PM 1 44.78 0.00 3.04 0.17 0.10 51.92 03:54:01 PM 2 45.96 0.00 2.97 0.29 0.08 50.70 03:54:01 PM 3 56.90 0.00 2.46 0.85 0.08 39.70 Average: all 49.04 0.20 5.63 1.18 0.11 43.83 Average: 0 50.07 0.16 5.00 0.86 0.11 43.81 Average: 1 45.71 0.22 6.28 1.79 0.11 45.88 Average: 2 50.14 0.30 6.55 0.79 0.11 42.10 Average: 3 50.23 0.14 4.70 1.27 0.11 43.55