---> uname -a: Linux prd-centos8-builder-4c-4g-42432.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 696 12281 19 2784 14718 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:62:e0:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.233/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86153sec preferred_lft 86153sec inet6 fe80::f816:3eff:fe62:e0fb/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) 08/30/2025 _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 357.02 68.37 288.65 3571.00 13172.19 03:53:01 PM 300.08 6.16 293.92 1364.73 12810.81 03:54:01 PM 79.65 0.98 78.67 135.84 9155.57 Average: 245.60 25.17 220.43 1690.45 11713.10 03:51:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:52:01 PM 12835460 14786556 3306064 20.48 2688 2148052 1107796 6.44 207656 2685788 181344 03:53:01 PM 11010500 13431792 5131024 31.79 2688 2610248 2614416 15.21 332480 4347680 296828 03:54:01 PM 12638844 15133944 3502680 21.70 2688 2682804 761564 4.43 686408 2370300 157332 Average: 12161601 14450764 3979923 24.66 2688 2480368 1494592 8.69 408848 3134589 211835 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 195.85 163.97 2490.22 31.59 0.00 0.00 0.00 0.00 03:53:01 PM lo 13.36 13.36 12.49 12.49 0.00 0.00 0.00 0.00 03:53:01 PM eth0 377.32 279.28 5165.31 38.29 0.00 0.00 0.00 0.00 03:54:01 PM lo 928.40 928.40 928.55 928.55 0.00 0.00 0.00 0.00 03:54:01 PM eth0 128.33 108.50 317.75 642.73 0.00 0.00 0.00 0.00 Average: lo 313.85 313.85 313.61 313.61 0.00 0.00 0.00 0.00 Average: eth0 233.86 183.94 2658.32 237.49 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) 08/30/2025 _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 26.93 0.50 8.61 1.73 0.09 62.13 03:52:01 PM 0 23.04 0.57 9.26 1.06 0.08 65.99 03:52:01 PM 1 32.36 0.45 7.86 1.55 0.08 57.70 03:52:01 PM 2 25.76 0.32 6.37 1.83 0.10 65.63 03:52:01 PM 3 26.56 0.67 10.95 2.50 0.10 59.22 03:53:01 PM all 69.56 0.00 2.49 1.23 0.15 26.57 03:53:01 PM 0 70.68 0.00 3.02 1.75 0.17 24.37 03:53:01 PM 1 59.51 0.00 2.91 1.12 0.15 36.31 03:53:01 PM 2 76.12 0.00 1.97 0.93 0.13 20.84 03:53:01 PM 3 71.93 0.00 2.07 1.10 0.13 24.77 03:54:01 PM all 48.00 0.00 2.57 0.33 0.10 49.01 03:54:01 PM 0 43.36 0.00 2.46 0.17 0.08 53.93 03:54:01 PM 1 57.99 0.00 2.71 0.59 0.12 38.60 03:54:01 PM 2 52.30 0.00 2.95 0.33 0.10 44.31 03:54:01 PM 3 38.32 0.00 2.14 0.25 0.08 59.20 Average: all 48.18 0.17 4.55 1.10 0.11 45.89 Average: 0 45.72 0.19 4.91 0.99 0.11 48.08 Average: 1 49.95 0.15 4.49 1.09 0.12 44.20 Average: 2 51.43 0.11 3.76 1.03 0.11 43.56 Average: 3 45.62 0.22 5.05 1.28 0.11 47.71