---> uname -a: Linux prd-centos8-builder-4c-4g-14424.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 9.3G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 755 12054 19 2953 14658 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:58:6a:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.184/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86124sec preferred_lft 86124sec inet6 fe80::f816:3eff:fe58:6a19/64 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) 11/22/2025 _x86_64_ (4 CPU) 06:02:22 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:02 AM 487.86 66.15 421.71 4206.46 14347.79 06:05:01 AM 199.36 3.22 196.14 570.52 12355.42 06:06:01 AM 54.91 1.62 53.29 1736.51 10736.14 06:07:01 AM 38.44 0.83 37.61 82.65 7372.60 Average: 195.19 18.03 177.16 1654.04 11198.87 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:02 AM 12567008 14582484 3574524 22.14 2688 2211304 1211420 7.05 213992 2944128 219268 06:05:01 AM 9413928 11857036 6727604 41.68 2688 2631452 3914924 22.77 335176 5933456 313716 06:06:01 AM 11134792 13782132 5006740 31.02 2688 2835468 1989428 11.57 519744 4034356 165228 06:07:01 AM 12362760 15030012 3778772 23.41 2688 2853824 875456 5.09 722288 2605940 9880 Average: 11369622 13812916 4771910 29.56 2688 2633012 1997807 11.62 447800 3879470 177023 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:02 AM eth0 253.51 206.61 3087.35 36.46 0.00 0.00 0.00 0.00 06:05:01 AM lo 912.91 912.91 917.42 917.42 0.00 0.00 0.00 0.00 06:05:01 AM eth0 359.54 264.84 4649.88 32.80 0.00 0.00 0.00 0.00 06:06:01 AM lo 1.42 1.42 2.41 2.41 0.00 0.00 0.00 0.00 06:06:01 AM eth0 145.96 107.22 2643.24 12.07 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 100.40 66.37 222.91 69.86 0.00 0.00 0.00 0.00 Average: lo 225.70 225.70 227.06 227.06 0.00 0.00 0.00 0.00 Average: eth0 214.26 160.84 2642.66 37.82 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) 11/22/2025 _x86_64_ (4 CPU) 06:02:22 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:02 AM all 31.80 0.45 7.94 2.07 0.10 57.63 06:04:02 AM 0 25.57 0.49 8.30 2.83 0.10 62.72 06:04:02 AM 1 49.76 0.47 9.13 2.27 0.10 38.28 06:04:02 AM 2 24.48 0.59 9.25 2.71 0.10 62.87 06:04:02 AM 3 27.37 0.27 5.09 0.47 0.10 66.71 06:05:01 AM all 68.18 0.00 2.43 0.88 0.10 28.40 06:05:01 AM 0 76.73 0.00 2.43 0.49 0.10 20.24 06:05:01 AM 1 71.21 0.00 1.41 0.41 0.10 26.87 06:05:01 AM 2 68.20 0.00 2.52 0.66 0.10 28.52 06:05:01 AM 3 56.58 0.00 3.38 1.97 0.10 37.96 06:06:01 AM all 63.17 0.00 1.84 0.31 0.09 34.58 06:06:01 AM 0 60.99 0.00 2.23 0.38 0.08 36.32 06:06:01 AM 1 61.13 0.00 1.59 0.47 0.08 36.73 06:06:01 AM 2 67.29 0.00 2.35 0.18 0.10 30.08 06:06:01 AM 3 63.30 0.00 1.19 0.20 0.10 35.21 06:07:01 AM all 33.39 0.00 1.85 0.23 0.08 64.44 06:07:01 AM 0 39.17 0.00 1.84 0.10 0.08 58.81 06:07:01 AM 1 38.41 0.00 2.59 0.68 0.10 58.22 06:07:01 AM 2 32.73 0.00 1.54 0.10 0.08 65.55 06:07:01 AM 3 23.22 0.00 1.46 0.05 0.07 75.20 Average: all 49.05 0.11 3.52 0.87 0.09 46.35 Average: 0 50.51 0.12 3.70 0.95 0.09 44.62 Average: 1 55.06 0.12 3.69 0.96 0.10 40.08 Average: 2 48.07 0.15 3.92 0.92 0.10 46.85 Average: 3 42.56 0.07 2.78 0.67 0.09 53.84