---> uname -a: Linux prd-centos8-builder-4c-4g-20388.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: 2799.996 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 752 12242 19 2768 14663 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:4b:09:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.204/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86152sec preferred_lft 86152sec inet6 fe80::f816:3eff:fe4b:9e1/64 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) 06/11/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:02 PM tps rtps wtps bread/s bwrtn/s 08:07:01 PM 428.79 43.97 384.82 4233.01 14620.03 08:08:01 PM 163.73 2.95 160.78 558.75 8601.72 08:09:01 PM 82.29 0.77 81.52 80.25 12883.34 Average: 223.80 15.74 208.06 1609.52 12020.54 08:06:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:07:01 PM 12508508 14539008 3633024 22.51 2688 2227004 1262936 7.35 218240 2998248 153916 08:08:01 PM 10075000 12510788 6066532 37.58 2688 2625084 3247168 18.89 347232 5265240 319080 08:09:01 PM 12480224 14964508 3661308 22.68 2688 2672780 927708 5.40 688572 2529676 39272 Average: 11687911 14004768 4453621 27.59 2688 2508289 1812604 10.54 418015 3597721 170756 08:06:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 324.48 255.24 2954.76 40.79 0.00 0.00 0.00 0.00 08:08:01 PM lo 1323.58 1323.58 1263.93 1263.93 0.00 0.00 0.00 0.00 08:08:01 PM eth0 322.94 227.86 4090.16 29.41 0.00 0.00 0.00 0.00 08:09:01 PM lo 7.22 7.22 48.78 48.78 0.00 0.00 0.00 0.00 08:09:01 PM eth0 110.76 105.65 315.92 646.64 0.00 0.00 0.00 0.00 Average: lo 446.10 446.10 440.03 440.03 0.00 0.00 0.00 0.00 Average: eth0 252.34 195.92 2450.93 240.03 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) 06/11/2025 _x86_64_ (4 CPU) 20:05:11 LINUX RESTART (4 CPU) 08:06:02 PM CPU %user %nice %system %iowait %steal %idle 08:07:01 PM all 31.04 0.29 6.73 2.09 0.09 59.76 08:07:01 PM 0 27.33 0.31 7.07 1.07 0.08 64.14 08:07:01 PM 1 35.44 0.00 3.87 2.65 0.08 57.96 08:07:01 PM 2 36.43 0.51 9.23 3.17 0.10 50.56 08:07:01 PM 3 24.92 0.34 6.77 1.47 0.09 66.40 08:08:01 PM all 71.01 0.00 2.46 0.64 0.12 25.77 08:08:01 PM 0 68.37 0.00 2.49 0.30 0.12 28.72 08:08:01 PM 1 74.33 0.00 2.19 0.33 0.13 23.01 08:08:01 PM 2 74.57 0.00 2.73 0.94 0.10 21.67 08:08:01 PM 3 66.77 0.00 2.44 0.99 0.12 29.69 08:09:01 PM all 39.63 0.00 2.26 0.37 0.08 57.65 08:09:01 PM 0 36.89 0.00 2.76 0.94 0.08 59.33 08:09:01 PM 1 48.38 0.00 1.97 0.18 0.08 49.38 08:09:01 PM 2 36.46 0.00 2.63 0.18 0.08 60.64 08:09:01 PM 3 36.80 0.00 1.69 0.18 0.07 61.25 Average: all 47.33 0.10 3.80 1.03 0.10 47.65 Average: 0 44.29 0.10 4.09 0.77 0.10 50.66 Average: 1 52.80 0.00 2.67 1.05 0.10 43.38 Average: 2 49.24 0.17 4.84 1.42 0.10 44.24 Average: 3 42.98 0.11 3.61 0.88 0.09 52.33