---> uname -a: Linux prd-centos8-builder-2c-1g-4262.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 597 4948 19 2152 6795 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:9a:82:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.21/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86159sec preferred_lft 86159sec inet6 fe80::f816:3eff:fe9a:82d4/64 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) 04/07/2026 _x86_64_ (2 CPU) 02:03:26 LINUX RESTART (2 CPU) 02:04:03 AM tps rtps wtps bread/s bwrtn/s 02:05:01 AM 248.58 102.22 146.36 1465.17 10441.55 02:06:01 AM 71.94 0.32 71.62 35.99 7894.22 02:07:01 AM 24.90 0.75 24.15 31.33 707.02 Average: 113.65 33.68 79.98 500.22 6302.07 02:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:05:01 AM 5158536 7040476 2725908 34.57 2688 2048488 660776 7.40 198944 2160940 197240 02:06:01 AM 5114696 7000808 2769748 35.13 2688 2052020 670616 7.51 228472 2170164 8396 02:07:01 AM 5137552 7024800 2746892 34.84 2688 2053084 658776 7.37 398008 1977724 7604 Average: 5136928 7022028 2747516 34.85 2688 2051197 663389 7.43 275141 2102943 71080 02:04:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:05:01 AM eth0 96.26 65.02 1593.87 11.96 0.00 0.00 0.00 0.00 02:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:06:01 AM eth0 34.76 29.38 56.00 10.30 0.00 0.00 0.00 0.00 02:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:07:01 AM eth0 30.58 25.11 29.95 13.14 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 53.40 39.56 548.44 11.80 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) 04/07/2026 _x86_64_ (2 CPU) 02:03:26 LINUX RESTART (2 CPU) 02:04:03 AM CPU %user %nice %system %iowait %steal %idle 02:05:01 AM all 40.17 1.54 17.14 2.61 0.10 38.43 02:05:01 AM 0 37.42 2.41 23.02 3.47 0.11 33.58 02:05:01 AM 1 42.87 0.69 11.37 1.76 0.10 43.20 02:06:01 AM all 39.38 0.00 3.07 0.65 0.09 56.81 02:06:01 AM 0 56.13 0.00 3.65 0.40 0.08 39.75 02:06:01 AM 1 22.69 0.00 2.49 0.90 0.10 73.83 02:07:01 AM all 37.00 0.00 2.64 0.16 0.08 60.12 02:07:01 AM 0 52.72 0.00 3.46 0.22 0.08 43.52 02:07:01 AM 1 21.23 0.00 1.82 0.10 0.08 76.77 Average: all 38.83 0.50 7.47 1.12 0.09 52.00 Average: 0 48.96 0.77 9.80 1.32 0.09 39.05 Average: 1 28.75 0.22 5.15 0.91 0.10 64.87