---> uname -a: Linux prd-centos8-builder-2c-1g-7936.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): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 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): 0,1 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: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 579 4963 19 2156 6814 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:3a:30:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.131/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86175sec preferred_lft 86175sec inet6 fe80::f816:3eff:fe3a:3089/64 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) 05/03/2026 _x86_64_ (2 CPU) 19:03:20 LINUX RESTART (2 CPU) 07:04:01 PM tps rtps wtps bread/s bwrtn/s 07:05:01 PM 219.84 60.70 159.14 836.65 12422.19 07:06:01 PM 51.94 0.27 51.67 34.66 5730.48 07:07:01 PM 28.25 1.15 27.10 75.05 778.05 Average: 100.02 20.71 79.31 315.51 6310.92 07:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 PM 5115360 7003692 2769076 35.12 2688 2054400 697024 7.80 210552 2183740 148624 07:06:01 PM 5115824 7005084 2768612 35.11 2688 2055424 705336 7.90 228868 2165012 7484 07:07:01 PM 5103964 6998584 2780472 35.27 2688 2060292 698904 7.82 406192 1999908 20508 Average: 5111716 7002453 2772720 35.17 2688 2056705 700421 7.84 281871 2116220 58872 07:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 PM eth0 96.05 69.73 1415.95 13.54 0.00 0.00 0.00 0.00 07:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:01 PM eth0 39.58 31.04 37.34 13.63 0.00 0.00 0.00 0.00 07:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 PM eth0 42.29 33.96 40.37 15.78 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 59.31 44.92 497.99 14.32 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) 05/03/2026 _x86_64_ (2 CPU) 19:03:20 LINUX RESTART (2 CPU) 07:04:01 PM CPU %user %nice %system %iowait %steal %idle 07:05:01 PM all 40.24 0.90 11.11 1.83 0.10 45.81 07:05:01 PM 0 53.83 0.45 8.82 1.20 0.12 35.58 07:05:01 PM 1 26.57 1.36 13.43 2.46 0.08 56.10 07:06:01 PM all 38.19 0.00 2.83 0.34 0.08 58.55 07:06:01 PM 0 34.03 0.00 2.53 0.42 0.08 62.93 07:06:01 PM 1 42.34 0.00 3.13 0.27 0.08 54.18 07:07:01 PM all 39.72 0.00 3.34 0.15 0.09 56.70 07:07:01 PM 0 52.47 0.00 3.50 0.17 0.10 43.77 07:07:01 PM 1 26.97 0.00 3.19 0.13 0.08 69.62 Average: all 39.38 0.30 5.76 0.77 0.09 53.70 Average: 0 46.78 0.15 4.95 0.59 0.10 47.42 Average: 1 31.97 0.45 6.57 0.95 0.08 59.98