---> uname -a: Linux prd-centos8-builder-2c-1g-12038.novalocal 4.18.0-536.el8.x86_64 #1 SMP Thu Jan 18 15:15:29 UTC 2024 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 9.3G 31G 24% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 562 4883 19 2251 6826 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:5d:60:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.241/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86150sec preferred_lft 86150sec inet6 fe80::f816:3eff:fe5d:6014/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 07/25/2026 _x86_64_ (2 CPU) 08:03:24 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 253.77 111.70 142.08 2049.13 11091.12 08:06:01 AM 75.89 1.48 74.40 123.71 10362.49 08:07:01 AM 23.19 0.07 23.13 5.06 661.46 Average: 117.61 37.75 79.87 725.93 7371.32 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 5006964 6985028 2875468 36.48 2688 2141968 728692 8.16 202528 2293848 271684 08:06:01 AM 5004120 6988464 2878312 36.52 2688 2147412 713556 7.99 235100 2256488 8292 08:07:01 AM 5059020 7043456 2823412 35.82 2688 2147700 704148 7.88 246524 2190304 7496 Average: 5023368 7005649 2859064 36.27 2688 2145693 715465 8.01 228051 2246880 95824 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 94.23 66.87 1742.50 11.73 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 39.91 32.66 63.85 10.69 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 31.22 25.76 31.54 14.68 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 55.12 41.76 612.60 12.37 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-536.el8.x86_64 (centos-stream-8-builder-bbeabe4a-2fd0-4604-88f7-f8ef5baaa3c1.nov) 07/25/2026 _x86_64_ (2 CPU) 08:03:24 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 41.66 1.82 30.45 2.28 0.12 23.67 08:05:01 AM 0 52.78 2.00 29.81 2.05 0.14 13.22 08:05:01 AM 1 30.53 1.64 31.08 2.51 0.10 34.14 08:06:01 AM all 38.65 0.00 4.49 0.58 0.09 56.19 08:06:01 AM 0 48.73 0.00 5.10 0.60 0.08 45.48 08:06:01 AM 1 28.58 0.00 3.87 0.57 0.10 66.89 08:07:01 AM all 37.42 0.00 3.31 0.10 0.11 59.07 08:07:01 AM 0 37.55 0.00 3.16 0.10 0.12 59.07 08:07:01 AM 1 37.28 0.00 3.45 0.10 0.10 59.07 Average: all 39.23 0.60 12.65 0.98 0.11 46.43 Average: 0 46.32 0.66 12.60 0.91 0.11 39.40 Average: 1 32.14 0.54 12.70 1.05 0.10 53.47