---> uname -a: Linux prd-centos8-builder-2c-1g-5438.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 572 4978 19 2149 6821 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:b0:18:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.101/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86166sec preferred_lft 86166sec inet6 fe80::f816:3eff:feb0:1832/64 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) 03/27/2026 _x86_64_ (2 CPU) 08:03:20 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 222.41 68.19 154.22 901.30 11402.90 08:06:01 AM 58.14 0.28 57.86 35.46 6825.76 08:07:01 AM 25.71 1.15 24.56 70.39 749.79 Average: 102.09 23.21 78.88 335.75 6326.43 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 5074160 6953040 2810276 35.64 2688 2045656 744212 8.33 199940 2241984 174632 08:06:01 AM 5033892 6916320 2850544 36.15 2688 2048540 767972 8.60 227668 2249916 7680 08:07:01 AM 5125516 7010196 2758920 34.99 2688 2050596 670852 7.51 405700 1978080 7616 Average: 5077856 6959852 2806580 35.60 2688 2048264 727679 8.15 277769 2156660 63309 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 90.15 65.54 1391.24 13.28 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 34.28 29.26 50.18 10.19 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 36.56 28.83 35.03 15.80 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 53.67 41.21 492.20 13.09 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) 03/27/2026 _x86_64_ (2 CPU) 08:03:20 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 39.93 0.94 12.17 2.18 0.08 44.70 08:05:01 AM 0 33.95 0.77 10.54 2.15 0.08 52.51 08:05:01 AM 1 45.93 1.11 13.80 2.21 0.08 36.87 08:06:01 AM all 40.06 0.00 3.16 0.49 0.10 56.19 08:06:01 AM 0 26.60 0.00 2.77 0.58 0.10 69.95 08:06:01 AM 1 53.55 0.00 3.56 0.40 0.10 42.39 08:07:01 AM all 38.29 0.00 3.24 0.13 0.08 58.26 08:07:01 AM 0 44.04 0.00 3.54 0.10 0.08 52.23 08:07:01 AM 1 32.54 0.00 2.93 0.17 0.08 64.28 Average: all 39.42 0.31 6.17 0.93 0.09 53.08 Average: 0 34.86 0.26 5.60 0.94 0.09 58.25 Average: 1 44.00 0.37 6.74 0.92 0.09 47.89