---> uname -a: Linux prd-centos8-builder-4c-4g-10934.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 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 779 10026 19 4957 14634 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:32:f9:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.227/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe32:f9c7/64 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) 11/07/2025 _x86_64_ (4 CPU) 03:22:23 LINUX RESTART (4 CPU) 03:23:01 AM tps rtps wtps bread/s bwrtn/s 03:24:01 AM 210.01 59.74 150.27 2150.17 12505.47 03:25:01 AM 419.81 13.55 406.27 1647.06 8185.79 03:26:01 AM 103.27 5.55 97.72 1023.16 29942.76 03:27:01 AM 46.63 0.00 46.63 0.00 12480.64 03:28:01 AM 132.41 0.00 132.41 0.00 32100.60 03:29:01 AM 54.97 0.00 54.97 0.00 9287.19 03:30:01 AM 82.05 0.00 82.05 0.00 9487.22 Average: 149.88 11.26 138.61 688.61 16284.07 03:23:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:24:01 AM 13274060 15141520 2867472 17.76 2688 2063644 767216 4.46 202944 2246692 96436 03:25:01 AM 11583684 13837652 4557848 28.24 2688 2433492 2019376 11.75 238748 3852304 289672 03:26:01 AM 10378604 13559968 5762928 35.70 2688 3351744 2167816 12.61 474676 4803568 289012 03:27:01 AM 9598064 13352812 6543468 40.54 2688 3913692 2313688 13.46 750708 5287668 506432 03:28:01 AM 8857664 13211472 7283868 45.13 2688 4505188 2353916 13.69 891884 5872404 160564 03:29:01 AM 7807076 12446120 8334456 51.63 2688 4768880 3101716 18.04 967092 6808820 170124 03:30:01 AM 7563040 12467228 8578492 53.15 2688 5008696 3070916 17.86 1041032 6931980 159392 Average: 9866027 13430967 6275505 38.88 2688 3720762 2256378 13.13 652441 5114777 238805 03:23:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 237.81 213.36 1470.82 58.29 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 566.84 505.90 5066.60 103.70 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.70 0.70 0.10 0.10 0.00 0.00 0.00 0.00 03:26:01 AM eth0 202.23 173.67 4390.43 25.09 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.70 0.70 0.11 0.11 0.00 0.00 0.00 0.00 03:27:01 AM eth0 77.92 57.49 1458.90 13.04 0.00 0.00 0.00 0.00 03:28:01 AM lo 2.15 2.15 0.45 0.45 0.00 0.00 0.00 0.00 03:28:01 AM eth0 69.91 64.16 482.26 13.02 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 30.02 27.16 68.15 10.13 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 19.11 16.68 5.12 9.19 0.00 0.00 0.00 0.00 Average: lo 0.51 0.51 0.09 0.09 0.00 0.00 0.00 0.00 Average: eth0 171.97 151.20 1848.85 33.21 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) 11/07/2025 _x86_64_ (4 CPU) 03:22:23 LINUX RESTART (4 CPU) 03:23:01 AM CPU %user %nice %system %iowait %steal %idle 03:24:01 AM all 15.99 0.54 8.87 1.45 0.11 73.04 03:24:01 AM 0 13.13 0.69 10.74 0.89 0.12 74.44 03:24:01 AM 1 17.93 0.57 8.24 2.11 0.10 71.05 03:24:01 AM 2 9.95 0.54 9.80 1.38 0.12 78.21 03:24:01 AM 3 22.94 0.35 6.72 1.44 0.10 68.45 03:25:01 AM all 28.05 0.00 2.81 1.77 0.13 67.23 03:25:01 AM 0 30.39 0.00 2.33 2.01 0.13 65.13 03:25:01 AM 1 23.04 0.00 4.11 0.86 0.15 71.84 03:25:01 AM 2 27.41 0.00 2.85 2.60 0.13 67.01 03:25:01 AM 3 31.37 0.00 1.94 1.63 0.12 64.95 03:26:01 AM all 53.78 0.00 2.71 2.22 0.12 41.17 03:26:01 AM 0 52.22 0.00 1.90 1.41 0.13 44.34 03:26:01 AM 1 51.03 0.00 2.85 2.98 0.13 43.01 03:26:01 AM 2 57.75 0.00 3.02 1.63 0.12 37.49 03:26:01 AM 3 54.10 0.00 3.07 2.87 0.10 39.86 03:27:01 AM all 59.22 0.00 2.40 0.46 0.11 37.81 03:27:01 AM 0 57.56 0.00 1.49 0.13 0.10 40.72 03:27:01 AM 1 62.67 0.00 2.76 0.13 0.12 34.32 03:27:01 AM 2 62.50 0.00 3.04 0.12 0.10 34.24 03:27:01 AM 3 54.17 0.00 2.29 1.47 0.12 41.94 03:28:01 AM all 50.92 0.00 2.77 1.89 0.11 44.31 03:28:01 AM 0 50.98 0.00 2.28 1.89 0.13 44.71 03:28:01 AM 1 51.55 0.00 2.66 1.39 0.10 44.29 03:28:01 AM 2 52.39 0.00 3.89 1.84 0.10 41.78 03:28:01 AM 3 48.77 0.00 2.24 2.43 0.12 46.44 03:29:01 AM all 54.74 0.00 2.91 0.53 0.11 41.72 03:29:01 AM 0 70.27 0.00 6.20 0.50 0.12 22.90 03:29:01 AM 1 42.61 0.00 1.17 0.47 0.10 55.65 03:29:01 AM 2 58.44 0.00 3.03 0.17 0.12 38.24 03:29:01 AM 3 47.63 0.00 1.24 0.97 0.10 50.06 03:30:01 AM all 56.40 0.00 2.77 0.53 0.10 40.19 03:30:01 AM 0 41.86 0.00 1.51 0.84 0.10 55.70 03:30:01 AM 1 47.52 0.00 2.11 0.57 0.12 49.68 03:30:01 AM 2 80.53 0.00 6.19 0.27 0.10 12.91 03:30:01 AM 3 55.67 0.00 1.27 0.45 0.10 42.51 Average: all 45.59 0.08 3.61 1.27 0.11 49.35 Average: 0 45.20 0.10 3.78 1.10 0.12 49.71 Average: 1 42.34 0.08 3.42 1.22 0.12 52.83 Average: 2 49.87 0.08 4.55 1.14 0.11 44.25 Average: 3 44.95 0.05 2.68 1.61 0.11 50.60