---> uname -a: Linux prd-centos8-builder-4c-4g-18271.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 769 12197 19 2795 14645 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:38:17:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.48/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86139sec preferred_lft 86139sec inet6 fe80::f816:3eff:fe38:17ca/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) 12/06/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:02 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 280.14 85.62 194.53 3933.85 12367.57 03:53:01 PM 291.95 5.58 286.37 1299.70 12257.50 03:54:01 PM 120.48 1.10 119.38 68.64 9998.02 Average: 230.58 30.46 200.12 1755.30 11536.41 03:51:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12884520 14819588 3257012 20.18 2688 2132824 1087328 6.33 204020 2641804 158436 03:53:01 PM 11613492 13767296 4528040 28.05 2688 2345048 2010460 11.70 319444 3766032 43088 03:54:01 PM 12565512 15069660 3576020 22.15 2688 2691684 830804 4.83 514016 2613556 160928 Average: 12354508 14552181 3787024 23.46 2688 2389852 1309531 7.62 345827 3007131 120817 03:51:02 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 170.11 131.65 2130.36 26.86 0.00 0.00 0.00 0.00 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 216.26 189.84 2275.90 29.95 0.00 0.00 0.00 0.00 03:54:01 PM lo 1041.25 1041.25 1039.85 1039.85 0.00 0.00 0.00 0.00 03:54:01 PM eth0 282.01 222.76 3621.09 652.26 0.00 0.00 0.00 0.00 Average: lo 349.02 349.02 348.55 348.55 0.00 0.00 0.00 0.00 Average: eth0 223.09 181.69 2678.83 237.52 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) 12/06/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:02 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 23.75 0.71 15.41 2.03 0.11 57.99 03:52:01 PM 0 23.67 0.58 12.57 1.70 0.12 61.37 03:52:01 PM 1 20.28 0.78 17.79 2.08 0.12 58.95 03:52:01 PM 2 23.07 0.72 15.00 2.74 0.12 58.35 03:52:01 PM 3 27.97 0.75 16.30 1.62 0.09 53.28 03:53:01 PM all 66.40 0.00 2.27 1.51 0.13 29.69 03:53:01 PM 0 58.28 0.00 3.24 2.83 0.13 35.51 03:53:01 PM 1 76.97 0.00 1.42 0.80 0.12 20.69 03:53:01 PM 2 61.96 0.00 2.81 1.49 0.12 33.62 03:53:01 PM 3 68.37 0.00 1.62 0.92 0.13 28.96 03:54:01 PM all 54.07 0.00 2.98 0.65 0.12 42.18 03:54:01 PM 0 49.39 0.00 4.33 0.42 0.12 45.74 03:54:01 PM 1 45.54 0.00 2.38 0.82 0.12 51.14 03:54:01 PM 2 68.08 0.00 3.14 0.22 0.13 28.42 03:54:01 PM 3 53.31 0.00 2.06 1.15 0.10 43.37 Average: all 48.21 0.23 6.84 1.40 0.12 43.20 Average: 0 43.86 0.19 6.69 1.65 0.12 47.48 Average: 1 47.76 0.26 7.14 1.23 0.12 43.49 Average: 2 51.19 0.24 6.94 1.48 0.12 40.03 Average: 3 50.02 0.25 6.60 1.23 0.11 41.80