---> uname -a: Linux prd-centos8-builder-2c-1g-5160.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: 2799.974 BogoMIPS: 5599.94 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 606 4943 19 2149 6787 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:29:02:a1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.113/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86169sec preferred_lft 86169sec inet6 fe80::f816:3eff:fe29:2a1/64 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) 03/26/2026 _x86_64_ (2 CPU) 09:03:21 LINUX RESTART (2 CPU) 09:04:01 AM tps rtps wtps bread/s bwrtn/s 09:05:01 AM 238.73 78.85 159.87 989.17 11451.26 09:06:01 AM 58.76 0.28 58.48 35.45 6816.41 09:07:01 AM 29.28 1.18 28.10 75.59 980.19 Average: 108.92 26.77 82.15 366.72 6415.97 09:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:05:01 AM 4999700 6886884 2884744 36.59 2688 2053792 824596 9.23 200960 2315444 181516 09:06:01 AM 5099260 6981608 2785184 35.33 2688 2048208 746956 8.36 226300 2185936 7480 09:07:01 AM 5062588 6947408 2821856 35.79 2688 2050596 750456 8.40 406352 2040940 7624 Average: 5053849 6938633 2830595 35.90 2688 2050865 774003 8.66 277871 2180773 65540 09:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:05:01 AM eth0 99.37 70.87 1403.33 13.89 0.00 0.00 0.00 0.00 09:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:06:01 AM eth0 35.47 29.39 48.55 13.42 0.00 0.00 0.00 0.00 09:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:07:01 AM eth0 41.21 31.23 39.26 14.88 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 58.68 43.83 497.02 14.06 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) 03/26/2026 _x86_64_ (2 CPU) 09:03:21 LINUX RESTART (2 CPU) 09:04:01 AM CPU %user %nice %system %iowait %steal %idle 09:05:01 AM all 41.40 1.22 13.10 2.37 0.14 41.76 09:05:01 AM 0 39.85 2.20 18.83 3.31 0.14 35.68 09:05:01 AM 1 42.93 0.27 7.45 1.45 0.15 47.75 09:06:01 AM all 39.79 0.00 3.11 0.55 0.10 56.46 09:06:01 AM 0 49.35 0.00 3.09 0.45 0.10 47.01 09:06:01 AM 1 30.23 0.00 3.12 0.65 0.10 65.90 09:07:01 AM all 38.64 0.00 3.01 0.21 0.10 58.04 09:07:01 AM 0 43.78 0.00 3.16 0.20 0.10 52.76 09:07:01 AM 1 33.49 0.00 2.86 0.22 0.10 63.33 Average: all 39.94 0.41 6.39 1.04 0.11 52.11 Average: 0 44.35 0.72 8.31 1.31 0.11 45.20 Average: 1 35.55 0.09 4.48 0.77 0.12 59.00