---> uname -a: Linux prd-centos8-builder-4c-4g-23381.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 9.5G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 865 11806 19 3090 14548 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:68:07:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.176/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86132sec preferred_lft 86132sec inet6 fe80::f816:3eff:fe68:7e5/64 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) 08:00:31 LINUX RESTART (4 CPU) 08:01:01 AM tps rtps wtps bread/s bwrtn/s 08:02:01 AM 249.48 104.28 145.19 2945.74 9181.29 08:03:01 AM 484.19 0.93 483.25 146.91 27134.09 08:04:01 AM 372.75 0.03 372.72 0.53 15075.34 08:05:01 AM 49.72 3.07 46.65 700.30 3219.64 Average: 289.02 27.08 261.94 948.53 13651.78 08:01:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:02:01 AM 13002236 14845752 3139296 19.45 2688 2043512 1318592 7.67 208876 2537804 191420 08:03:01 AM 11643592 14380220 4497940 27.87 2688 2821688 1684880 9.80 256572 3580012 389400 08:04:01 AM 10581760 13320848 5559772 34.44 2688 2821704 2676048 15.57 257768 4591896 20 08:05:01 AM 12067720 14872536 4073812 25.24 2688 2883388 881516 5.13 453556 2925332 24020 Average: 11823827 14354839 4317705 26.75 2688 2642573 1640259 9.54 294193 3408761 151215 08:01:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:02:01 AM eth0 275.21 191.14 1503.24 28.02 0.00 0.00 0.00 0.00 08:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:03:01 AM eth0 2190.97 1670.87 2440.28 432.49 0.00 0.00 0.00 0.00 08:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:04:01 AM eth0 1.82 0.58 0.61 1.01 0.00 0.00 0.00 0.00 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 49.15 43.82 282.25 16.31 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 629.23 476.56 1056.60 119.44 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) 08:00:31 LINUX RESTART (4 CPU) 08:01:01 AM CPU %user %nice %system %iowait %steal %idle 08:02:01 AM all 23.57 0.92 16.44 1.45 0.10 57.52 08:02:01 AM 0 32.40 0.65 14.15 1.56 0.10 51.14 08:02:01 AM 1 16.15 0.99 17.66 1.37 0.10 63.73 08:02:01 AM 2 23.34 1.11 18.24 1.19 0.08 56.03 08:02:01 AM 3 22.39 0.94 15.72 1.69 0.10 59.16 08:03:01 AM all 26.72 0.00 6.99 2.45 0.11 63.73 08:03:01 AM 0 18.00 0.00 7.68 2.69 0.10 71.53 08:03:01 AM 1 47.50 0.00 5.50 1.63 0.12 45.25 08:03:01 AM 2 12.58 0.00 8.45 4.58 0.11 74.29 08:03:01 AM 3 28.12 0.00 6.39 0.97 0.10 64.41 08:04:01 AM all 32.27 0.00 1.08 1.49 0.12 65.04 08:04:01 AM 0 56.26 0.00 1.55 3.82 0.10 38.27 08:04:01 AM 1 50.65 0.00 0.94 0.00 0.12 48.30 08:04:01 AM 2 11.33 0.00 1.17 1.97 0.13 85.39 08:04:01 AM 3 10.79 0.00 0.67 0.15 0.13 88.25 08:05:01 AM all 25.09 0.00 1.65 0.33 0.08 72.86 08:05:01 AM 0 51.52 0.00 2.37 0.28 0.08 45.75 08:05:01 AM 1 13.57 0.00 1.37 0.17 0.08 84.81 08:05:01 AM 2 17.51 0.00 1.59 0.30 0.07 80.54 08:05:01 AM 3 17.71 0.00 1.27 0.57 0.08 80.37 Average: all 26.91 0.23 6.53 1.42 0.10 64.80 Average: 0 39.76 0.16 6.42 2.08 0.10 51.47 Average: 1 31.90 0.25 6.36 0.79 0.10 60.60 Average: 2 16.23 0.28 7.34 1.98 0.10 74.08 Average: 3 19.69 0.24 6.00 0.84 0.11 73.12