---> uname -a: Linux prd-centos8-builder-4c-4g-24300.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 753 12115 19 2893 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:4c:9a:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.193/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86133sec preferred_lft 86133sec inet6 fe80::f816:3eff:fe4c:9a84/64 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) 06/28/2025 _x86_64_ (4 CPU) 06:02:23 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 464.23 56.12 408.11 4138.20 13352.52 06:05:01 AM 185.95 2.80 183.16 463.58 11975.42 06:06:01 AM 54.70 1.58 53.12 1735.69 11801.00 Average: 234.98 20.17 214.81 2112.60 12376.37 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12491560 14517568 3649972 22.61 2688 2222584 1268112 7.38 216548 3020720 247684 06:05:01 AM 9754880 12175640 6386652 39.57 2688 2610316 3580052 20.83 335052 5598248 313736 06:06:01 AM 11067024 13660564 5074508 31.44 2688 2782584 2122384 12.35 514868 4111236 100392 Average: 11104488 13451257 5037044 31.21 2688 2538495 2323516 13.52 355489 4243401 220604 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 417.12 313.41 3519.44 44.90 0.00 0.00 0.00 0.00 06:05:01 AM lo 861.28 861.28 865.17 865.17 0.00 0.00 0.00 0.00 06:05:01 AM eth0 289.54 202.60 4090.56 27.71 0.00 0.00 0.00 0.00 06:06:01 AM lo 1.35 1.35 2.44 2.44 0.00 0.00 0.00 0.00 06:06:01 AM eth0 347.47 240.99 2172.95 19.57 0.00 0.00 0.00 0.00 Average: lo 287.53 287.53 289.19 289.19 0.00 0.00 0.00 0.00 Average: eth0 351.38 252.34 3261.00 30.73 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) 06/28/2025 _x86_64_ (4 CPU) 06:02:23 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 32.48 0.38 6.73 2.32 0.09 58.00 06:04:01 AM 0 42.85 0.32 5.28 2.37 0.08 49.10 06:04:01 AM 1 26.23 0.33 7.23 1.24 0.08 64.89 06:04:01 AM 2 41.37 0.30 6.16 1.96 0.10 50.12 06:04:01 AM 3 19.41 0.59 8.27 3.71 0.10 67.92 06:05:01 AM all 62.64 0.00 2.15 0.77 0.10 34.34 06:05:01 AM 0 70.60 0.00 2.07 0.28 0.10 26.95 06:05:01 AM 1 56.91 0.00 2.41 1.39 0.10 39.20 06:05:01 AM 2 65.72 0.00 1.75 0.82 0.08 31.62 06:05:01 AM 3 57.34 0.00 2.39 0.58 0.12 39.58 06:06:01 AM all 56.07 0.00 1.64 0.33 0.10 41.87 06:06:01 AM 0 63.12 0.00 1.14 0.23 0.08 35.43 06:06:01 AM 1 50.52 0.00 1.94 0.34 0.10 47.10 06:06:01 AM 2 59.17 0.00 1.61 0.35 0.10 38.77 06:06:01 AM 3 51.48 0.00 1.86 0.38 0.10 46.18 Average: all 50.41 0.13 3.51 1.14 0.10 44.73 Average: 0 58.86 0.11 2.83 0.96 0.09 37.15 Average: 1 44.56 0.11 3.86 0.99 0.09 50.39 Average: 2 55.42 0.10 3.17 1.04 0.09 40.17 Average: 3 42.78 0.20 4.17 1.56 0.11 51.20