---> uname -a: Linux prd-centos8-builder-4c-4g-45800.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 694 12281 19 2786 14720 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:55:61:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.163/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe55:61dc/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) 09/14/2025 _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 240.51 87.07 153.44 3777.71 10155.17 03:53:01 PM 395.60 6.47 389.14 1368.71 14794.42 03:54:01 PM 107.72 0.98 106.73 103.58 10469.64 Average: 247.94 31.51 216.43 1750.22 11806.23 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 13033688 14943964 3107844 19.25 2688 2109068 1041404 6.06 196112 2506220 201228 03:53:01 PM 11407884 13613680 4733648 29.33 2688 2396468 2166268 12.60 320716 3967636 118700 03:54:01 PM 12569432 15063836 3572100 22.13 2688 2682096 840072 4.89 685100 2440916 155852 Average: 12337001 14540493 3804531 23.57 2688 2395877 1349248 7.85 400643 2971591 158593 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 143.71 120.72 2070.47 22.80 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 288.65 251.36 3447.15 39.02 0.00 0.00 0.00 0.00 03:54:01 PM lo 1038.98 1038.98 1036.31 1036.31 0.00 0.00 0.00 0.00 03:54:01 PM eth0 295.03 200.30 2652.19 651.79 0.00 0.00 0.00 0.00 Average: lo 346.29 346.29 345.40 345.40 0.00 0.00 0.00 0.00 Average: eth0 242.45 190.79 2723.20 237.84 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) 09/14/2025 _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 22.62 0.65 11.38 1.92 0.09 63.34 03:52:01 PM 0 25.35 0.69 13.34 2.49 0.10 58.04 03:52:01 PM 1 16.89 0.72 11.40 1.81 0.10 69.08 03:52:01 PM 2 23.79 0.69 11.19 1.94 0.08 62.31 03:52:01 PM 3 24.46 0.52 9.57 1.44 0.08 63.93 03:53:01 PM all 63.43 0.00 2.28 2.60 0.10 31.59 03:53:01 PM 0 64.86 0.00 1.85 2.96 0.10 30.23 03:53:01 PM 1 57.14 0.00 3.28 3.45 0.10 36.03 03:53:01 PM 2 67.16 0.00 1.79 2.52 0.10 28.43 03:53:01 PM 3 64.54 0.00 2.21 1.47 0.10 31.68 03:54:01 PM all 50.56 0.00 2.76 0.72 0.09 45.87 03:54:01 PM 0 50.27 0.00 3.38 0.13 0.10 46.11 03:54:01 PM 1 47.94 0.00 1.74 0.08 0.08 50.15 03:54:01 PM 2 50.38 0.00 2.44 1.76 0.08 45.34 03:54:01 PM 3 53.66 0.00 3.48 0.90 0.08 41.87 Average: all 45.54 0.22 5.47 1.75 0.09 46.93 Average: 0 46.83 0.23 6.19 1.86 0.10 44.79 Average: 1 40.65 0.24 5.48 1.78 0.09 51.76 Average: 2 47.11 0.23 5.14 2.07 0.09 45.35 Average: 3 47.57 0.17 5.08 1.27 0.09 45.81