---> uname -a: Linux prd-centos8-builder-4c-4g-9934.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 9.2G 71G 12% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15763 749 12221 19 2792 14665 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:ac:ae:cd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.140/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86158sec preferred_lft 86158sec inet6 fe80::f816:3eff:feac:aecd/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) 11/05/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 434.08 70.85 363.22 3823.32 13916.42 03:53:01 PM 198.53 3.65 194.89 1234.85 12116.11 03:54:01 PM 85.32 0.77 84.55 80.52 9770.64 Average: 239.34 25.09 214.24 1713.19 11934.74 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12670748 14657848 3470776 21.50 2688 2183432 1153600 6.71 211220 2844292 204804 03:53:01 PM 10956380 13398060 5185144 32.12 2688 2630316 2368196 13.78 340948 4389476 303252 03:54:01 PM 12544008 15044776 3597516 22.29 2688 2688652 849204 4.94 687868 2463524 107700 Average: 12057045 14366895 4084479 25.30 2688 2500800 1457000 8.48 413345 3232431 205252 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 248.55 200.87 2850.65 37.07 0.00 0.00 0.00 0.00 03:53:01 PM lo 483.69 483.69 461.47 461.47 0.00 0.00 0.00 0.00 03:53:01 PM eth0 335.00 253.24 4795.86 33.84 0.00 0.00 0.00 0.00 03:54:01 PM lo 486.44 486.44 506.97 506.97 0.00 0.00 0.00 0.00 03:54:01 PM eth0 156.76 126.38 326.46 647.09 0.00 0.00 0.00 0.00 Average: lo 323.34 323.34 322.78 322.78 0.00 0.00 0.00 0.00 Average: eth0 246.78 193.50 2657.93 239.28 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) 11/05/2025 _x86_64_ (4 CPU) 15:50:23 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 27.81 0.46 8.07 2.65 0.12 60.89 03:52:01 PM 0 24.33 0.45 8.45 3.62 0.13 63.02 03:52:01 PM 1 31.49 0.42 7.13 1.41 0.12 59.44 03:52:01 PM 2 29.34 0.52 9.22 2.58 0.12 58.22 03:52:01 PM 3 26.08 0.44 7.49 2.99 0.12 62.89 03:53:01 PM all 69.87 0.00 2.29 1.29 0.14 26.40 03:53:01 PM 0 68.46 0.00 3.00 1.91 0.15 26.49 03:53:01 PM 1 74.96 0.00 1.68 0.91 0.13 22.33 03:53:01 PM 2 79.19 0.00 0.85 0.42 0.13 19.41 03:53:01 PM 3 56.87 0.00 3.64 1.94 0.13 37.41 03:54:01 PM all 43.03 0.00 2.54 0.69 0.12 53.62 03:54:01 PM 0 38.47 0.00 2.35 1.49 0.12 57.57 03:54:01 PM 1 41.68 0.00 2.15 0.20 0.10 55.87 03:54:01 PM 2 44.84 0.00 2.78 0.74 0.10 51.53 03:54:01 PM 3 47.14 0.00 2.88 0.33 0.15 49.50 Average: all 46.92 0.15 4.30 1.54 0.13 46.96 Average: 0 43.77 0.15 4.60 2.34 0.13 49.01 Average: 1 49.37 0.14 3.65 0.84 0.12 45.88 Average: 2 51.15 0.17 4.28 1.25 0.12 43.03 Average: 3 43.37 0.15 4.67 1.75 0.13 49.92