---> uname -a: Linux prd-centos8-builder-4c-4g-32088.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 2785 14664 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:2d:84:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.105/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe2d:8468/64 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) 07/31/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 417.56 63.01 354.55 3632.39 13830.34 03:53:01 PM 200.78 5.67 195.12 1316.18 12020.63 03:54:01 PM 85.22 0.75 84.47 80.37 10849.75 Average: 234.52 23.14 211.38 1676.33 12233.59 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12780288 14757892 3361236 20.82 2688 2174176 1158220 6.74 207580 2739408 203632 03:53:01 PM 10932996 13368072 5208528 32.27 2688 2623880 2402904 13.98 342264 4411444 303252 03:54:01 PM 12505056 14999076 3636468 22.53 2688 2681676 915084 5.32 687080 2503088 98040 Average: 12072780 14375013 4068744 25.21 2688 2493244 1492069 8.68 412308 3217980 201641 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 292.75 224.96 2860.24 38.70 0.00 0.00 0.00 0.00 03:53:01 PM lo 466.91 466.91 442.93 442.93 0.00 0.00 0.00 0.00 03:53:01 PM eth0 337.89 254.07 4797.19 33.81 0.00 0.00 0.00 0.00 03:54:01 PM lo 499.42 499.42 518.30 518.30 0.00 0.00 0.00 0.00 03:54:01 PM eth0 123.91 114.96 317.76 646.85 0.00 0.00 0.00 0.00 Average: lo 322.10 322.10 320.40 320.40 0.00 0.00 0.00 0.00 Average: eth0 251.51 198.00 2658.28 239.80 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) 07/31/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 27.05 0.43 7.66 2.75 0.10 62.01 03:52:01 PM 0 31.13 0.38 6.46 2.00 0.10 59.92 03:52:01 PM 1 20.66 0.55 8.97 3.63 0.08 66.10 03:52:01 PM 2 27.06 0.52 9.03 2.61 0.10 60.69 03:52:01 PM 3 29.35 0.25 6.18 2.76 0.10 61.36 03:53:01 PM all 71.29 0.00 2.32 1.43 0.12 24.84 03:53:01 PM 0 69.88 0.00 3.29 1.87 0.12 24.84 03:53:01 PM 1 69.65 0.00 1.87 1.99 0.12 26.37 03:53:01 PM 2 76.10 0.00 2.16 1.07 0.12 20.55 03:53:01 PM 3 69.54 0.00 1.94 0.80 0.12 27.60 03:54:01 PM all 42.76 0.00 2.36 0.64 0.08 54.16 03:54:01 PM 0 39.28 0.00 2.14 0.40 0.08 58.09 03:54:01 PM 1 38.77 0.00 1.87 0.27 0.08 59.00 03:54:01 PM 2 47.85 0.00 2.68 0.72 0.08 48.67 03:54:01 PM 3 45.14 0.00 2.73 1.19 0.08 50.86 Average: all 47.04 0.14 4.11 1.61 0.10 47.00 Average: 0 46.76 0.13 3.97 1.43 0.10 47.62 Average: 1 43.04 0.18 4.24 1.96 0.09 50.48 Average: 2 50.34 0.17 4.62 1.47 0.10 43.30 Average: 3 48.02 0.08 3.62 1.58 0.10 46.60