---> uname -a: Linux prd-centos8-robot-2c-8g-19547.novalocal 4.18.0-553.5.1.el8.x86_64 #1 SMP Tue May 21 05:46:01 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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 588 4896 19 2212 6811 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:d3:3e:09 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.118/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85909sec preferred_lft 85909sec inet6 fe80::f816:3eff:fed3:3e09/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/21/2026 _x86_64_ (2 CPU) 03:22:59 LINUX RESTART (2 CPU) 03:24:01 AM tps rtps wtps bread/s bwrtn/s 03:25:01 AM 113.78 0.50 113.28 18.39 10629.42 03:26:01 AM 55.75 1.05 54.70 73.98 7428.41 03:27:01 AM 12.21 0.38 11.83 64.25 935.27 03:28:01 AM 61.87 6.93 54.94 1289.52 3138.03 03:29:01 AM 31.89 0.00 31.89 0.00 6250.70 03:30:01 AM 5.60 0.38 5.21 41.85 862.46 03:31:01 AM 35.29 0.52 34.78 63.86 2242.18 Average: 45.20 1.39 43.80 221.67 4498.15 03:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:25:01 AM 5257380 7053756 2625052 33.30 2688 1974052 674680 7.55 186776 2094156 127340 03:26:01 AM 5077364 6958052 2805068 35.59 2688 2057292 763800 8.55 213856 2244392 47300 03:27:01 AM 5151688 7030968 2730744 34.64 2688 2053856 705452 7.90 226168 2152184 32700 03:28:01 AM 4969552 7067292 2912880 36.95 2688 2264456 643148 7.20 260896 2273808 174676 03:29:01 AM 4964676 7062028 2917756 37.02 2688 2264456 643148 7.20 260896 2274120 12 03:30:01 AM 5051316 7014224 2831116 35.92 2688 2131512 710464 7.96 277276 2182788 37216 03:31:01 AM 5022220 6982828 2860212 36.29 2688 2133960 724184 8.11 483596 2020120 25640 Average: 5070599 7024164 2811833 35.67 2688 2125655 694982 7.78 272781 2177367 63555 03:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 86.74 72.09 1054.94 16.17 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 62.20 39.52 640.10 7.41 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 9.26 6.30 2.99 1.65 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 43.81 39.04 339.30 11.68 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 198.63 141.85 37.47 28.12 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 122.51 86.92 467.56 58.64 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 18.63 17.01 16.03 9.35 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 77.40 57.54 365.49 19.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (centos-stream-8-robot-7d7a37eb-bc14-4dd6-9530-dc22c5eae738.noval) 02/21/2026 _x86_64_ (2 CPU) 03:22:59 LINUX RESTART (2 CPU) 03:24:01 AM CPU %user %nice %system %iowait %steal %idle 03:25:01 AM all 32.81 0.00 5.43 1.57 0.11 60.08 03:25:01 AM 0 24.16 0.00 4.59 1.80 0.12 69.34 03:25:01 AM 1 41.49 0.00 6.28 1.34 0.10 50.80 03:26:01 AM all 21.12 0.00 2.56 2.35 0.13 73.84 03:26:01 AM 0 14.25 0.00 2.32 3.17 0.13 80.12 03:26:01 AM 1 27.99 0.00 2.80 1.54 0.12 67.56 03:27:01 AM all 7.90 0.00 1.74 5.73 0.07 84.57 03:27:01 AM 0 1.29 0.00 1.12 4.79 0.07 92.74 03:27:01 AM 1 14.51 0.00 2.36 6.66 0.07 76.40 03:28:01 AM all 29.97 0.00 5.41 3.34 0.12 61.16 03:28:01 AM 0 15.90 0.00 4.39 2.31 0.10 77.30 03:28:01 AM 1 44.10 0.00 6.45 4.37 0.13 44.95 03:29:01 AM all 0.74 0.00 0.66 1.78 0.03 96.79 03:29:01 AM 0 0.55 0.00 0.65 2.02 0.03 96.74 03:29:01 AM 1 0.92 0.00 0.67 1.54 0.03 96.84 03:30:01 AM all 11.36 0.00 1.83 0.11 0.08 86.63 03:30:01 AM 0 12.05 0.00 1.92 0.08 0.08 85.86 03:30:01 AM 1 10.67 0.00 1.74 0.13 0.07 87.39 03:31:01 AM all 32.25 0.00 4.06 0.39 0.09 63.21 03:31:01 AM 0 27.73 0.00 4.10 0.47 0.10 67.60 03:31:01 AM 1 36.75 0.00 4.02 0.32 0.08 58.83 Average: all 19.48 0.00 3.10 2.18 0.09 75.14 Average: 0 13.72 0.00 2.73 2.10 0.09 81.36 Average: 1 25.24 0.00 3.48 2.27 0.09 68.93