---> uname -a: Linux prd-centos8-builder-4c-4g-30854.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 741 12236 19 2785 14673 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:de:f7:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.125/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:fede:f7b1/64 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) 07/26/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:02 PM 429.44 78.39 351.05 3712.63 13780.37 03:53:01 PM 205.55 4.47 201.08 1362.14 12389.38 03:54:01 PM 79.56 0.73 78.82 79.97 10376.52 Average: 238.36 27.99 210.37 1720.16 12180.98 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:02 PM 12755336 14733456 3386196 20.98 2688 2174316 1169132 6.80 211400 2761468 203996 03:53:01 PM 10440772 12876924 5700760 35.32 2688 2624720 2890204 16.81 344060 4901832 303612 03:54:01 PM 12540164 15034824 3601368 22.31 2688 2682160 878552 5.11 687412 2466956 104268 Average: 11912091 14215068 4229441 26.20 2688 2493732 1645963 9.58 414291 3376752 203959 03:51:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:52:02 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:02 PM eth0 288.09 222.91 2834.70 38.33 0.00 0.00 0.00 0.00 03:53:01 PM lo 449.98 449.98 429.78 429.78 0.00 0.00 0.00 0.00 03:53:01 PM eth0 323.98 232.80 4884.78 33.15 0.00 0.00 0.00 0.00 03:54:01 PM lo 239.47 239.47 273.82 273.82 0.00 0.00 0.00 0.00 03:54:01 PM eth0 146.90 118.34 315.98 646.31 0.00 0.00 0.00 0.00 Average: lo 228.64 228.64 233.49 233.49 0.00 0.00 0.00 0.00 Average: eth0 252.61 191.13 2666.66 240.37 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) 07/26/2025 _x86_64_ (4 CPU) 15:50:22 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:02 PM all 29.02 0.54 10.66 2.15 0.12 57.51 03:52:02 PM 0 24.87 0.33 7.97 1.70 0.13 65.00 03:52:02 PM 1 31.24 0.62 12.00 2.04 0.12 53.98 03:52:02 PM 2 36.46 0.69 12.97 1.61 0.13 48.15 03:52:02 PM 3 23.53 0.52 9.71 3.27 0.10 62.88 03:53:01 PM all 73.17 0.00 2.38 0.84 0.14 23.48 03:53:01 PM 0 69.17 0.00 3.47 1.41 0.12 25.83 03:53:01 PM 1 83.57 0.00 1.24 0.17 0.12 14.90 03:53:01 PM 2 64.40 0.00 2.12 0.71 0.17 32.59 03:53:01 PM 3 75.53 0.00 2.68 1.05 0.14 20.60 03:54:01 PM all 43.44 0.00 2.50 0.44 0.10 53.52 03:54:01 PM 0 39.53 0.00 2.83 0.92 0.12 56.60 03:54:01 PM 1 44.58 0.00 1.69 0.28 0.10 53.35 03:54:01 PM 2 41.29 0.00 2.18 0.28 0.08 56.16 03:54:01 PM 3 48.38 0.00 3.29 0.27 0.12 47.94 Average: all 48.42 0.18 5.19 1.14 0.12 44.94 Average: 0 44.37 0.11 4.77 1.34 0.12 49.29 Average: 1 52.98 0.21 4.99 0.83 0.11 40.87 Average: 2 47.31 0.23 5.78 0.87 0.13 45.69 Average: 3 49.02 0.17 5.24 1.53 0.12 43.91