---> uname -a: Linux prd-centos8-builder-4c-4g-41554.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 735 12242 19 2785 14679 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:fa:23:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.219/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86145sec preferred_lft 86145sec inet6 fe80::f816:3eff:fefa:2350/64 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) 08/27/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM tps rtps wtps bread/s bwrtn/s 03:52:01 PM 278.06 86.11 191.95 3710.41 11584.92 03:53:01 PM 351.31 6.27 345.04 1365.51 13749.08 03:54:01 PM 85.02 0.98 84.04 103.58 9041.09 Average: 238.13 31.12 207.01 1726.72 11458.38 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12915876 14838356 3225656 19.98 2688 2120392 1108800 6.45 203692 2615824 173604 03:53:01 PM 11136372 13479764 5005160 31.01 2688 2533496 2302440 13.39 321428 4236052 220876 03:54:01 PM 12539996 15042488 3601536 22.31 2688 2690140 872756 5.08 684436 2470728 168600 Average: 12197415 14453536 3944117 24.43 2688 2448009 1427999 8.31 403185 3107535 187693 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 165.22 140.26 2068.45 27.73 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 421.83 304.13 5563.55 41.28 0.00 0.00 0.00 0.00 03:54:01 PM lo 1117.10 1117.10 1107.87 1107.87 0.00 0.00 0.00 0.00 03:54:01 PM eth0 159.72 126.61 342.86 645.67 0.00 0.00 0.00 0.00 Average: lo 372.32 372.32 369.25 369.25 0.00 0.00 0.00 0.00 Average: eth0 248.91 190.33 2658.22 238.20 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) 08/27/2025 _x86_64_ (4 CPU) 15:50:21 LINUX RESTART (4 CPU) 03:51:01 PM CPU %user %nice %system %iowait %steal %idle 03:52:01 PM all 24.92 0.74 13.69 1.85 0.11 58.69 03:52:01 PM 0 21.73 0.84 14.85 2.43 0.12 60.04 03:52:01 PM 1 31.27 0.54 11.20 1.69 0.12 55.18 03:52:01 PM 2 24.15 0.87 17.01 1.94 0.12 55.91 03:52:01 PM 3 22.53 0.72 11.68 1.34 0.10 63.63 03:53:01 PM all 67.32 0.00 2.60 1.33 0.13 28.62 03:53:01 PM 0 78.95 0.00 1.34 0.60 0.12 19.00 03:53:01 PM 1 63.78 0.00 3.31 1.51 0.13 31.27 03:53:01 PM 2 63.64 0.00 2.22 1.09 0.13 32.92 03:53:01 PM 3 62.90 0.00 3.54 2.14 0.12 31.30 03:54:01 PM all 54.25 0.00 2.97 0.24 0.11 42.42 03:54:01 PM 0 53.39 0.00 2.83 0.10 0.10 43.58 03:54:01 PM 1 52.07 0.00 2.54 0.49 0.10 44.81 03:54:01 PM 2 48.62 0.00 2.93 0.10 0.12 48.23 03:54:01 PM 3 62.96 0.00 3.59 0.27 0.13 33.05 Average: all 48.84 0.25 6.42 1.14 0.12 43.24 Average: 0 51.37 0.28 6.33 1.04 0.11 40.86 Average: 1 49.04 0.18 5.69 1.23 0.12 43.75 Average: 2 45.48 0.29 7.39 1.04 0.12 45.68 Average: 3 49.46 0.24 6.27 1.25 0.12 42.66