---> uname -a: Linux prd-centos8-builder-2c-1g-108.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 587 4951 19 2160 6805 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:87:65:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.27/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86050sec preferred_lft 86050sec inet6 fe80::f816:3eff:fe87:6521/64 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) 05/15/2026 _x86_64_ (2 CPU) 11:04:22 LINUX RESTART (2 CPU) 11:05:01 AM tps rtps wtps bread/s bwrtn/s 11:06:01 AM 201.93 112.28 89.65 1928.96 6613.46 11:07:01 AM 80.89 0.00 80.89 0.00 6826.15 11:08:01 AM 65.04 2.78 62.26 252.89 7007.92 11:09:01 AM 11.11 0.00 11.11 0.00 847.23 11:10:01 AM 19.38 0.63 18.74 79.57 703.37 Average: 75.67 23.14 52.53 452.32 4399.57 11:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:06:01 AM 5328008 6982708 2556436 32.42 2688 1835112 772124 8.64 207564 2034376 84488 11:07:01 AM 5222284 7037564 2662160 33.76 2688 1982932 679380 7.61 195752 2104384 111072 11:08:01 AM 5149560 7042316 2734884 34.69 2688 2058444 658600 7.37 226844 2138952 21092 11:09:01 AM 5147768 7040288 2736676 34.71 2688 2058444 658600 7.37 226852 2139492 4 11:10:01 AM 5071728 6970272 2812716 35.67 2688 2064184 754696 8.45 406672 2035868 12256 Average: 5183870 7014630 2700574 34.25 2688 1999823 704680 7.89 252737 2090614 45782 11:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:06:01 AM eth0 86.47 58.36 1074.26 18.25 0.00 0.00 0.00 0.00 11:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:07:01 AM eth0 20.43 16.28 269.57 3.46 0.00 0.00 0.00 0.00 11:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 AM eth0 42.41 31.34 444.03 8.42 0.00 0.00 0.00 0.00 11:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 AM eth0 0.58 0.37 0.28 1.06 0.00 0.00 0.00 0.00 11:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 AM eth0 20.43 16.13 17.16 12.19 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 34.07 24.50 361.07 8.68 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) 05/15/2026 _x86_64_ (2 CPU) 11:04:22 LINUX RESTART (2 CPU) 11:05:01 AM CPU %user %nice %system %iowait %steal %idle 11:06:01 AM all 20.33 2.35 17.85 24.51 0.14 34.84 11:06:01 AM 0 16.29 2.83 18.60 25.77 0.14 36.38 11:06:01 AM 1 24.34 1.87 17.10 23.25 0.13 33.30 11:07:01 AM all 17.14 0.00 2.26 8.04 0.08 72.48 11:07:01 AM 0 14.12 0.00 2.10 9.07 0.08 74.62 11:07:01 AM 1 20.15 0.00 2.42 7.01 0.08 70.34 11:08:01 AM all 29.73 0.00 2.90 4.40 0.10 62.86 11:08:01 AM 0 25.12 0.00 2.87 4.43 0.10 67.48 11:08:01 AM 1 34.34 0.00 2.93 4.38 0.10 58.25 11:09:01 AM all 0.41 0.00 0.08 0.36 0.03 99.12 11:09:01 AM 0 0.60 0.00 0.08 0.35 0.03 98.93 11:09:01 AM 1 0.22 0.00 0.08 0.37 0.03 99.30 11:10:01 AM all 20.03 0.00 1.97 1.55 0.07 76.38 11:10:01 AM 0 13.15 0.00 1.85 0.95 0.05 84.00 11:10:01 AM 1 26.92 0.00 2.08 2.15 0.08 68.77 Average: all 17.53 0.46 4.98 7.73 0.08 69.21 Average: 0 13.85 0.56 5.06 8.06 0.08 72.38 Average: 1 21.20 0.37 4.90 7.40 0.09 66.05