---> uname -a: Linux prd-centos8-builder-4c-4g-25888.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 747 12106 19 2909 14667 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:ad:e1:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.154/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86128sec preferred_lft 86128sec inet6 fe80::f816:3eff:fead:e146/64 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) 07/05/2025 _x86_64_ (4 CPU) 06:02:19 LINUX RESTART (4 CPU) 06:03:01 AM tps rtps wtps bread/s bwrtn/s 06:04:01 AM 418.84 52.85 365.99 3590.94 13804.45 06:05:01 AM 196.50 4.10 192.41 988.54 12108.08 06:06:01 AM 56.51 1.62 54.90 1736.22 10717.38 Average: 223.95 19.52 204.43 2105.11 12209.96 06:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:04:01 AM 12649064 14641308 3492468 21.64 2688 2188296 1233212 7.17 210416 2865772 215416 06:05:01 AM 9831076 12359276 6310456 39.09 2688 2715888 3419360 19.89 349340 5500612 405192 06:06:01 AM 11077988 13687000 5063544 31.37 2688 2797080 2071028 12.05 514508 4096096 133780 Average: 11186043 13562528 4955489 30.70 2688 2567088 2241200 13.04 358088 4154160 251463 06:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:04:01 AM eth0 320.66 243.84 3015.94 39.60 0.00 0.00 0.00 0.00 06:05:01 AM lo 939.47 939.47 936.55 936.55 0.00 0.00 0.00 0.00 06:05:01 AM eth0 317.14 229.80 4619.14 30.75 0.00 0.00 0.00 0.00 06:06:01 AM lo 1.25 1.25 1.63 1.63 0.00 0.00 0.00 0.00 06:06:01 AM eth0 266.14 171.54 2169.89 14.94 0.00 0.00 0.00 0.00 Average: lo 313.64 313.64 312.80 312.80 0.00 0.00 0.00 0.00 Average: eth0 301.32 215.06 3268.47 28.43 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) 07/05/2025 _x86_64_ (4 CPU) 06:02:19 LINUX RESTART (4 CPU) 06:03:01 AM CPU %user %nice %system %iowait %steal %idle 06:04:01 AM all 30.43 0.36 6.65 2.33 0.12 60.11 06:04:01 AM 0 23.20 0.48 7.33 2.55 0.12 66.32 06:04:01 AM 1 27.20 0.27 5.03 1.72 0.12 65.66 06:04:01 AM 2 24.58 0.37 7.39 2.74 0.13 64.80 06:04:01 AM 3 46.76 0.33 6.85 2.31 0.12 43.63 06:05:01 AM all 69.17 0.00 2.45 1.07 0.12 27.20 06:05:01 AM 0 71.24 0.00 2.68 0.97 0.12 24.99 06:05:01 AM 1 74.74 0.00 2.02 0.79 0.12 22.34 06:05:01 AM 2 59.50 0.00 2.81 1.79 0.13 35.77 06:05:01 AM 3 71.19 0.00 2.29 0.72 0.12 25.69 06:06:01 AM all 57.53 0.00 1.68 0.34 0.10 40.34 06:06:01 AM 0 60.21 0.00 1.21 0.13 0.12 38.33 06:06:01 AM 1 56.99 0.00 2.06 0.59 0.10 40.27 06:06:01 AM 2 52.15 0.00 1.69 0.60 0.10 45.46 06:06:01 AM 3 60.76 0.00 1.78 0.05 0.10 37.31 Average: all 52.38 0.12 3.59 1.25 0.12 42.54 Average: 0 51.52 0.16 3.74 1.22 0.12 43.23 Average: 1 52.98 0.09 3.04 1.03 0.11 42.75 Average: 2 45.44 0.12 3.96 1.71 0.12 48.65 Average: 3 59.57 0.11 3.64 1.03 0.11 35.54