---> uname -a: Linux prd-centos8-builder-4c-4g-27329.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 739 12237 19 2785 14675 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:1f:b7:1f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.137/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86125sec preferred_lft 86125sec inet6 fe80::f816:3eff:fe1f:b71f/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) 07/11/2025 _x86_64_ (4 CPU) 15:51:12 LINUX RESTART (4 CPU) 03:52:01 PM tps rtps wtps bread/s bwrtn/s 03:53:01 PM 462.63 67.14 395.48 3717.56 14013.76 03:54:01 PM 108.93 3.25 105.68 1212.26 8411.06 03:55:01 PM 144.74 0.52 144.23 40.79 11847.01 Average: 238.77 23.64 215.13 1656.96 11423.92 03:52:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:53:01 PM 12792040 14773092 3349492 20.75 2688 2177324 1149436 6.69 209884 2725300 203808 03:54:01 PM 11685136 13808292 4456396 27.61 2688 2316384 1991124 11.58 291852 3732980 83840 03:55:01 PM 12519472 14996152 3622060 22.44 2688 2664380 918012 5.34 512112 2663024 133280 Average: 12332216 14525845 3809316 23.60 2688 2386029 1352857 7.87 337949 3040435 140309 03:52:01 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 302.70 232.26 2827.16 38.40 0.00 0.00 0.00 0.00 03:54:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 PM eth0 126.69 109.48 1444.27 15.73 0.00 0.00 0.00 0.00 03:55:01 PM lo 872.12 872.12 877.75 877.75 0.00 0.00 0.00 0.00 03:55:01 PM eth0 250.01 165.34 3456.52 23.74 0.00 0.00 0.00 0.00 Average: lo 290.67 290.67 292.55 292.55 0.00 0.00 0.00 0.00 Average: eth0 226.46 169.03 2575.93 25.96 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) 07/11/2025 _x86_64_ (4 CPU) 15:51:12 LINUX RESTART (4 CPU) 03:52:01 PM CPU %user %nice %system %iowait %steal %idle 03:53:01 PM all 26.17 0.45 8.67 3.20 0.11 61.39 03:53:01 PM 0 19.98 0.72 10.46 2.64 0.12 66.09 03:53:01 PM 1 29.12 0.28 5.95 2.04 0.10 62.51 03:53:01 PM 2 25.49 0.40 9.65 3.62 0.12 60.72 03:53:01 PM 3 30.13 0.40 8.63 4.51 0.10 56.23 03:54:01 PM all 45.45 0.00 1.15 1.20 0.08 52.12 03:54:01 PM 0 44.73 0.00 1.19 1.75 0.08 52.25 03:54:01 PM 1 48.21 0.00 0.98 0.85 0.08 49.87 03:54:01 PM 2 42.24 0.00 1.57 2.02 0.08 54.08 03:54:01 PM 3 46.61 0.00 0.85 0.17 0.08 52.29 03:55:01 PM all 57.38 0.00 2.63 0.69 0.10 39.20 03:55:01 PM 0 56.67 0.00 2.63 0.77 0.10 39.83 03:55:01 PM 1 55.47 0.00 1.91 1.31 0.10 41.21 03:55:01 PM 2 54.17 0.00 4.11 0.64 0.10 40.99 03:55:01 PM 3 63.20 0.00 1.87 0.07 0.10 34.76 Average: all 42.99 0.15 4.15 1.70 0.10 50.91 Average: 0 40.44 0.24 4.76 1.72 0.10 52.73 Average: 1 44.26 0.09 2.95 1.40 0.09 51.21 Average: 2 40.63 0.13 5.11 2.09 0.10 51.93 Average: 3 46.64 0.13 3.78 1.58 0.09 47.76