---> uname -a: Linux prd-centos8-builder-2c-1g-283.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: 2800.000 BogoMIPS: 5600.00 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 647 4902 19 2149 6746 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:22:8f:74 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.52/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86169sec preferred_lft 86169sec inet6 fe80::f816:3eff:fe22:8f74/64 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) 03/28/2026 _x86_64_ (2 CPU) 20:03:26 LINUX RESTART (2 CPU) 08:04:01 PM tps rtps wtps bread/s bwrtn/s 08:05:01 PM 243.02 87.37 155.65 1061.51 11769.21 08:06:01 PM 60.69 0.28 60.41 35.46 6878.77 08:07:01 PM 28.33 0.95 27.38 47.06 957.64 Average: 110.69 29.54 81.15 381.38 6535.50 08:04:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 PM 5013128 6891972 2871316 36.42 2688 2045280 825892 9.25 199904 2301276 174484 08:06:01 PM 4999524 6882188 2884920 36.59 2688 2048548 831032 9.30 228088 2282364 7672 08:07:01 PM 5082088 6966380 2802356 35.54 2688 2049944 809752 9.06 404724 2022948 7628 Average: 5031580 6913513 2852864 36.18 2688 2047924 822225 9.20 277572 2202196 63261 08:04:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 PM eth0 108.18 74.54 1549.41 13.94 0.00 0.00 0.00 0.00 08:06:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 PM eth0 36.23 29.75 53.74 10.31 0.00 0.00 0.00 0.00 08:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 PM eth0 34.18 27.91 33.93 15.30 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 59.53 44.07 545.75 13.18 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) 03/28/2026 _x86_64_ (2 CPU) 20:03:26 LINUX RESTART (2 CPU) 08:04:01 PM CPU %user %nice %system %iowait %steal %idle 08:05:01 PM all 40.30 1.24 14.17 2.36 0.09 41.83 08:05:01 PM 0 41.78 1.48 15.81 2.33 0.10 38.50 08:05:01 PM 1 38.82 1.01 12.54 2.38 0.08 45.16 08:06:01 PM all 39.12 0.00 2.93 0.49 0.09 57.37 08:06:01 PM 0 51.51 0.00 3.38 0.70 0.07 44.34 08:06:01 PM 1 26.73 0.00 2.48 0.28 0.12 70.39 08:07:01 PM all 38.12 0.00 2.85 0.18 0.08 58.76 08:07:01 PM 0 39.49 0.00 2.89 0.20 0.08 57.34 08:07:01 PM 1 36.76 0.00 2.80 0.17 0.08 60.19 Average: all 39.18 0.41 6.63 1.01 0.09 52.69 Average: 0 44.27 0.49 7.33 1.07 0.08 46.75 Average: 1 34.09 0.33 5.92 0.94 0.09 58.62