---> uname -a: Linux prd-centos8-builder-2c-1g-2233.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 608 4841 19 2248 6780 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:7d:6a:6d 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 85852sec preferred_lft 85852sec inet6 fe80::f816:3eff:fe7d:6a6d/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) 05/22/2026 _x86_64_ (2 CPU) 05:05:06 LINUX RESTART (2 CPU) 05:06:02 AM tps rtps wtps bread/s bwrtn/s 05:07:02 AM 204.64 56.52 148.12 809.62 11585.82 05:08:01 AM 50.72 0.08 50.64 1.90 8938.06 05:09:01 AM 16.15 0.00 16.15 0.00 664.44 05:10:01 AM 2.47 0.00 2.47 0.00 64.93 05:11:01 AM 27.25 1.28 25.97 116.87 839.55 05:12:01 AM 9.55 0.00 9.55 0.00 485.39 05:13:01 AM 2.43 0.00 2.43 0.00 65.21 05:14:01 AM 10.36 0.25 10.11 40.93 453.06 Average: 40.08 7.18 32.90 119.98 2856.19 05:06:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:07:02 AM 4995216 6976052 2887224 36.63 2688 2144344 713792 7.99 204792 2302924 238180 05:08:01 AM 4988332 6963920 2894108 36.72 2688 2139112 727872 8.15 227628 2282096 12 05:09:01 AM 4988444 6964372 2893996 36.71 2688 2139100 727152 8.14 232228 2277172 4 05:10:01 AM 4987060 6962940 2895380 36.73 2688 2139100 728384 8.16 232224 2278756 4 05:11:01 AM 4984052 6963404 2898388 36.77 2688 2142616 732100 8.20 236532 2278776 7476 05:12:01 AM 4980768 6960036 2901672 36.81 2688 2142616 732100 8.20 236528 2282344 4 05:13:01 AM 4980112 6959372 2902328 36.82 2688 2142616 732100 8.20 236528 2283136 4 05:14:01 AM 5026724 7007524 2855716 36.23 2688 2143996 690088 7.73 416208 2056432 16 Average: 4991338 6969702 2891102 36.68 2688 2141688 722948 8.09 252834 2255204 30712 05:06:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:07:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:07:02 AM eth0 95.29 65.54 1526.52 11.41 0.00 0.00 0.00 0.00 05:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:08:01 AM eth0 10.03 8.61 33.27 2.94 0.00 0.00 0.00 0.00 05:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:09:01 AM eth0 7.33 6.03 5.97 2.52 0.00 0.00 0.00 0.00 05:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:10:01 AM eth0 0.63 0.43 0.28 0.26 0.00 0.00 0.00 0.00 05:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:11:01 AM eth0 28.17 24.34 22.74 8.34 0.00 0.00 0.00 0.00 05:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:12:01 AM eth0 1.05 0.93 0.62 4.66 0.00 0.00 0.00 0.00 05:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:13:01 AM eth0 0.48 0.35 0.15 0.26 0.00 0.00 0.00 0.00 05:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:14:01 AM eth0 7.88 6.07 6.72 2.71 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 18.72 13.94 197.12 4.12 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) 05/22/2026 _x86_64_ (2 CPU) 05:05:06 LINUX RESTART (2 CPU) 05:06:02 AM CPU %user %nice %system %iowait %steal %idle 05:07:02 AM all 37.15 0.87 19.28 4.87 0.10 37.72 05:07:02 AM 0 37.97 0.56 15.84 4.22 0.10 41.31 05:07:02 AM 1 36.33 1.18 22.74 5.53 0.10 34.12 05:08:01 AM all 11.48 0.00 1.25 0.47 0.06 86.73 05:08:01 AM 0 14.79 0.00 0.90 0.24 0.05 84.02 05:08:01 AM 1 8.17 0.00 1.61 0.71 0.07 89.44 05:09:01 AM all 10.69 0.00 1.02 0.08 0.08 88.14 05:09:01 AM 0 15.62 0.00 1.13 0.05 0.07 83.13 05:09:01 AM 1 5.77 0.00 0.90 0.12 0.08 93.13 05:10:01 AM all 0.33 0.00 0.08 0.01 0.03 99.55 05:10:01 AM 0 0.12 0.00 0.12 0.00 0.03 99.73 05:10:01 AM 1 0.53 0.00 0.05 0.02 0.03 99.37 05:11:01 AM all 33.41 0.00 3.44 0.18 0.09 62.87 05:11:01 AM 0 29.84 0.00 3.63 0.15 0.10 66.28 05:11:01 AM 1 36.98 0.00 3.26 0.22 0.08 59.46 05:12:01 AM all 0.43 0.00 0.08 0.03 0.04 99.41 05:12:01 AM 0 0.40 0.00 0.12 0.05 0.05 99.38 05:12:01 AM 1 0.47 0.00 0.05 0.02 0.03 99.43 05:13:01 AM all 0.35 0.00 0.05 0.01 0.05 99.54 05:13:01 AM 0 0.58 0.00 0.03 0.02 0.05 99.32 05:13:01 AM 1 0.12 0.00 0.07 0.00 0.05 99.77 05:14:01 AM all 7.52 0.00 0.98 0.07 0.05 91.38 05:14:01 AM 0 1.52 0.00 0.70 0.03 0.05 97.70 05:14:01 AM 1 13.54 0.00 1.27 0.10 0.05 85.04 Average: all 12.61 0.11 3.23 0.70 0.06 83.28 Average: 0 12.55 0.07 2.78 0.59 0.06 83.95 Average: 1 12.68 0.14 3.69 0.82 0.06 82.60