---> uname -a: Linux prd-centos8-builder-2c-1g-1540.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 609 4929 19 2160 6783 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:24:ec:df brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.86/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86170sec preferred_lft 86170sec inet6 fe80::f816:3eff:fe24:ecdf/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) 05/20/2026 _x86_64_ (2 CPU) 08:03:27 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 254.52 107.40 147.13 2076.59 9625.21 08:06:01 AM 87.12 0.28 86.84 35.45 9406.80 08:07:01 AM 26.03 0.95 25.08 47.06 694.52 Average: 122.56 36.21 86.35 719.66 6575.67 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 5080408 6969748 2804028 35.56 2688 2055748 748628 8.38 199352 2238844 240116 08:06:01 AM 5058308 6951084 2826128 35.84 2688 2058656 749972 8.40 228024 2224224 7384 08:07:01 AM 5017372 6919088 2867064 36.36 2688 2067536 789220 8.83 398668 2094388 14828 Average: 5052029 6946640 2832407 35.92 2688 2060647 762607 8.54 275348 2185819 87443 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 123.18 80.99 1592.86 14.14 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 37.50 31.76 56.75 10.77 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 34.13 27.85 33.47 15.20 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 64.94 46.86 561.00 13.37 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) 05/20/2026 _x86_64_ (2 CPU) 08:03:27 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 41.48 1.64 16.71 2.33 0.09 37.74 08:05:01 AM 0 25.38 2.57 21.91 2.95 0.10 47.09 08:05:01 AM 1 57.31 0.72 11.61 1.73 0.08 28.55 08:06:01 AM all 38.42 0.00 3.11 0.97 0.12 57.37 08:06:01 AM 0 35.96 0.00 3.19 1.15 0.13 59.56 08:06:01 AM 1 40.88 0.00 3.03 0.80 0.12 55.17 08:07:01 AM all 38.32 0.00 2.63 0.24 0.08 58.72 08:07:01 AM 0 32.88 0.00 2.43 0.32 0.08 64.28 08:07:01 AM 1 43.77 0.00 2.84 0.17 0.08 53.14 Average: all 39.40 0.54 7.44 1.18 0.10 51.34 Average: 0 31.46 0.84 9.08 1.46 0.11 57.05 Average: 1 47.30 0.24 5.81 0.90 0.09 45.66