---> uname -a: Linux prd-centos8-builder-2c-1g-19973.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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 580 5017 19 2101 6813 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:15:b7:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.195/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe15:b7a8/64 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) 02/25/2026 _x86_64_ (2 CPU) 07:03:23 LINUX RESTART (2 CPU) 07:04:02 AM tps rtps wtps bread/s bwrtn/s 07:05:01 AM 266.64 108.25 158.39 1896.44 10118.62 07:06:02 AM 83.37 0.32 83.06 43.19 7446.47 07:07:01 AM 25.88 0.80 25.08 32.40 725.89 Average: 125.07 36.25 88.81 653.93 6104.88 07:04:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:05:01 AM 5236264 7065556 2648180 33.59 2688 1996292 673508 7.54 197128 2086248 182808 07:06:02 AM 5167624 7001304 2716820 34.46 2688 2000044 717160 8.03 229232 2116000 8364 07:07:01 AM 5221800 7056676 2662644 33.77 2688 2001128 671404 7.52 398928 1892940 7580 Average: 5208563 7041179 2675881 33.94 2688 1999155 687357 7.69 275096 2031729 66251 07:04:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:05:01 AM eth0 78.55 55.02 1158.54 13.37 0.00 0.00 0.00 0.00 07:06:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:06:02 AM eth0 28.79 25.29 49.22 9.76 0.00 0.00 0.00 0.00 07:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:07:01 AM eth0 32.84 27.00 29.46 15.66 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 46.63 35.71 410.39 12.91 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) 02/25/2026 _x86_64_ (2 CPU) 07:03:23 LINUX RESTART (2 CPU) 07:04:02 AM CPU %user %nice %system %iowait %steal %idle 07:05:01 AM all 40.70 1.64 16.67 3.24 0.12 37.63 07:05:01 AM 0 57.54 0.82 11.42 2.12 0.12 27.99 07:05:01 AM 1 23.56 2.48 22.02 4.38 0.12 47.45 07:06:02 AM all 39.54 0.00 3.23 1.43 0.11 55.69 07:06:02 AM 0 55.64 0.00 3.40 1.40 0.12 39.45 07:06:02 AM 1 23.50 0.00 3.07 1.46 0.10 71.87 07:07:01 AM all 37.68 0.00 2.88 0.15 0.09 59.19 07:07:01 AM 0 47.23 0.00 2.86 0.22 0.10 49.59 07:07:01 AM 1 28.15 0.00 2.89 0.08 0.08 68.79 Average: all 39.30 0.54 7.53 1.60 0.11 50.93 Average: 0 53.48 0.27 5.87 1.25 0.11 39.02 Average: 1 25.07 0.81 9.19 1.95 0.10 62.88