---> uname -a: Linux prd-centos8-builder-2c-1g-186.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 8.7G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 595 4868 19 2235 6799 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:8e:d8:b1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.22/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86205sec preferred_lft 86205sec inet6 fe80::f816:3eff:fe8e:d8b1/64 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) 02/27/2026 _x86_64_ (2 CPU) 05:06:43 LINUX RESTART (2 CPU) 05:07:01 AM tps rtps wtps bread/s bwrtn/s 05:08:02 AM 293.12 154.25 138.87 6204.73 18598.30 05:09:01 AM 30.67 6.61 24.06 935.03 1349.65 05:10:01 AM 109.33 1.38 107.95 109.96 8831.81 Average: 145.02 54.35 90.67 2424.93 9639.75 05:07:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:08:02 AM 5438964 7034448 2445480 31.02 2688 1782768 993020 11.12 255448 1894180 44 05:09:01 AM 5304436 6992968 2580008 32.72 2688 1871020 751808 8.42 439528 1832824 45304 05:10:01 AM 5002144 6979092 2882300 36.56 2688 2143344 711368 7.96 463708 2048912 116184 Average: 5248515 7002169 2635929 33.43 2688 1932377 818732 9.17 386228 1925305 53844 05:07:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:08:02 AM lo 0.07 0.07 0.01 0.01 0.00 0.00 0.00 0.00 05:08:02 AM eth0 302.28 151.10 1462.10 63.04 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 05:09:01 AM eth0 35.25 26.17 265.07 8.10 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.02 0.02 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 67.31 48.87 888.65 11.56 0.00 0.00 0.00 0.00 Average: lo 0.06 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 135.51 75.65 875.36 27.68 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) 02/27/2026 _x86_64_ (2 CPU) 05:06:43 LINUX RESTART (2 CPU) 05:07:01 AM CPU %user %nice %system %iowait %steal %idle 05:08:02 AM all 25.20 2.66 23.50 7.60 0.10 40.95 05:08:02 AM 0 26.30 2.43 23.21 7.50 0.10 40.46 05:08:02 AM 1 24.09 2.90 23.78 7.70 0.10 41.43 05:09:01 AM all 13.27 0.00 1.44 1.07 0.08 84.14 05:09:01 AM 0 7.47 0.00 1.17 0.19 0.07 91.11 05:09:01 AM 1 19.10 0.00 1.72 1.96 0.09 77.15 05:10:01 AM all 40.74 0.00 4.23 1.25 0.11 53.67 05:10:01 AM 0 15.56 0.00 3.34 1.49 0.10 79.51 05:10:01 AM 1 66.14 0.00 5.12 1.02 0.12 27.60 Average: all 26.50 0.88 9.70 3.30 0.10 59.52 Average: 0 16.45 0.80 9.22 3.05 0.09 70.38 Average: 1 36.62 0.96 10.19 3.54 0.10 48.58