---> uname -a: Linux prd-centos8-builder-4c-4g-43331.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: 2800.000 BogoMIPS: 5600.00 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 738 12239 19 2784 14676 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:a2:25:dd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.180/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86151sec preferred_lft 86151sec inet6 fe80::f816:3eff:fea2:25dd/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) 09/03/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 277.10 83.63 193.47 3793.20 11494.30 03:53:01 PM 308.28 5.58 302.70 1299.92 13179.44 03:54:01 PM 86.64 0.97 85.67 64.39 9715.68 Average: 224.01 30.07 193.95 1719.52 11463.15 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12937376 14863576 3204156 19.85 2688 2124012 1089824 6.34 204188 2593172 175800 03:53:01 PM 10975092 13319288 5166440 32.01 2688 2534352 2428176 14.13 322040 4401612 239608 03:54:01 PM 12515020 15007432 3626512 22.47 2688 2680040 911928 5.30 685324 2497808 158944 Average: 12142496 14396765 3999036 24.77 2688 2446135 1476643 8.59 403851 3164197 191451 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 165.07 135.69 2076.45 27.90 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 417.48 292.22 5562.61 40.53 0.00 0.00 0.00 0.00 03:54:01 PM lo 794.58 794.58 804.60 804.60 0.00 0.00 0.00 0.00 03:54:01 PM eth0 122.65 113.56 341.86 643.73 0.00 0.00 0.00 0.00 Average: lo 264.82 264.82 268.15 268.15 0.00 0.00 0.00 0.00 Average: eth0 235.05 180.48 2660.21 237.35 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) 09/03/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 25.65 0.71 13.25 1.72 0.12 58.54 03:52:01 PM 0 26.63 0.89 15.31 1.12 0.12 55.93 03:52:01 PM 1 24.95 0.54 12.24 1.96 0.13 60.19 03:52:01 PM 2 28.90 0.74 11.74 1.79 0.12 56.72 03:52:01 PM 3 22.13 0.67 13.72 2.03 0.12 61.34 03:53:01 PM all 67.10 0.00 2.42 2.06 0.13 28.29 03:53:01 PM 0 73.92 0.00 1.42 0.64 0.10 23.92 03:53:01 PM 1 67.15 0.00 2.98 1.92 0.13 27.81 03:53:01 PM 2 67.19 0.00 1.81 1.24 0.13 29.63 03:53:01 PM 3 60.14 0.00 3.48 4.45 0.13 31.79 03:54:01 PM all 50.69 0.00 2.61 0.30 0.10 46.31 03:54:01 PM 0 50.35 0.00 1.82 0.08 0.10 47.64 03:54:01 PM 1 55.41 0.00 2.75 0.10 0.10 41.64 03:54:01 PM 2 50.53 0.00 2.50 0.57 0.08 46.32 03:54:01 PM 3 46.45 0.00 3.39 0.44 0.10 49.62 Average: all 47.82 0.24 6.10 1.36 0.11 44.38 Average: 0 50.30 0.30 6.18 0.61 0.11 42.50 Average: 1 49.17 0.18 5.99 1.33 0.12 43.21 Average: 2 48.88 0.25 5.35 1.20 0.11 44.22 Average: 3 42.90 0.22 6.87 2.31 0.12 47.58