---> uname -a: Linux prd-centos8-robot-2c-8g-2137.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 592 4924 19 2181 6807 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:20:e5:d0 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.221/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85855sec preferred_lft 85855sec inet6 fe80::f816:3eff:fe20:e5d0/64 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) 11/29/2025 _x86_64_ (2 CPU) 02:12:10 LINUX RESTART (2 CPU) 02:13:01 AM tps rtps wtps bread/s bwrtn/s 02:14:01 AM 89.44 6.40 83.04 1099.50 6713.88 02:15:01 AM 77.65 0.72 76.94 52.92 10666.04 02:16:01 AM 31.96 0.42 31.54 64.78 1816.26 02:17:01 AM 70.19 6.97 63.22 1292.98 7709.48 02:18:01 AM 14.20 0.22 13.98 11.73 1199.27 02:19:01 AM 4.23 0.03 4.20 1.87 160.38 02:20:01 AM 5.41 0.32 5.10 36.92 264.85 02:21:01 AM 33.38 0.52 32.86 63.86 1588.90 Average: 40.81 1.95 38.86 328.06 3764.70 02:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:14:01 AM 5293556 7093652 2588876 32.84 2688 1977088 647560 7.25 186720 2065324 251996 02:15:01 AM 5166036 7008872 2716396 34.46 2688 2018904 711108 7.96 209968 2156824 9936 02:16:01 AM 5055236 6999476 2827196 35.87 2688 2114992 715684 8.01 229196 2232440 84348 02:17:01 AM 4947104 7046520 2935328 37.24 2688 2265800 638772 7.15 260676 2285856 25912 02:18:01 AM 4908220 7008116 2974212 37.73 2688 2266576 707644 7.92 260868 2326824 4 02:19:01 AM 4903756 7004788 2978676 37.79 2688 2267708 707644 7.92 261080 2331524 408 02:20:01 AM 5057220 6982948 2825212 35.84 2688 2096476 735804 8.24 261292 2197220 18660 02:21:01 AM 5076732 7000656 2805700 35.59 2688 2096732 698664 7.82 463816 1982880 11204 Average: 5050982 7018128 2831450 35.92 2688 2138034 695360 7.79 266702 2197362 50308 02:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 AM eth0 172.09 132.17 1374.74 25.65 0.00 0.00 0.00 0.00 02:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 AM eth0 61.34 44.84 586.58 7.45 0.00 0.00 0.00 0.00 02:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 AM eth0 32.82 24.96 138.97 5.86 0.00 0.00 0.00 0.00 02:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 AM eth0 182.70 129.23 238.02 37.24 0.00 0.00 0.00 0.00 02:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 AM eth0 13.08 8.25 4.07 1.22 0.00 0.00 0.00 0.00 02:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 AM eth0 23.66 20.44 8.10 3.87 0.00 0.00 0.00 0.00 02:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 AM eth0 61.88 44.52 85.97 28.38 0.00 0.00 0.00 0.00 02:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 AM eth0 16.78 15.41 14.19 7.91 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 70.54 52.48 306.33 14.70 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) 11/29/2025 _x86_64_ (2 CPU) 02:12:10 LINUX RESTART (2 CPU) 02:13:01 AM CPU %user %nice %system %iowait %steal %idle 02:14:01 AM all 39.12 0.00 6.08 0.86 0.11 53.83 02:14:01 AM 0 32.63 0.00 5.84 0.73 0.10 60.70 02:14:01 AM 1 45.61 0.00 6.32 0.98 0.12 46.96 02:15:01 AM all 20.39 0.00 3.14 0.86 0.09 75.52 02:15:01 AM 0 16.55 0.00 3.49 1.02 0.10 78.84 02:15:01 AM 1 24.23 0.00 2.78 0.70 0.08 72.20 02:16:01 AM all 22.36 0.00 2.94 1.28 0.08 73.35 02:16:01 AM 0 17.33 0.00 2.84 1.79 0.07 77.98 02:16:01 AM 1 27.40 0.00 3.04 0.77 0.08 68.71 02:17:01 AM all 23.38 0.00 4.62 3.79 0.09 68.12 02:17:01 AM 0 16.12 0.00 4.34 3.65 0.08 75.80 02:17:01 AM 1 30.63 0.00 4.90 3.92 0.10 60.44 02:18:01 AM all 2.15 0.00 0.38 0.18 0.04 97.26 02:18:01 AM 0 0.28 0.00 0.18 0.07 0.03 99.43 02:18:01 AM 1 4.01 0.00 0.57 0.28 0.05 95.09 02:19:01 AM all 8.25 0.00 0.87 0.01 0.08 90.79 02:19:01 AM 0 6.12 0.00 0.62 0.00 0.08 93.18 02:19:01 AM 1 10.38 0.00 1.12 0.02 0.08 88.40 02:20:01 AM all 17.21 0.00 1.85 0.06 0.08 80.81 02:20:01 AM 0 5.89 0.00 1.85 0.02 0.07 92.17 02:20:01 AM 1 28.53 0.00 1.85 0.10 0.08 69.44 02:21:01 AM all 30.10 0.00 3.32 0.26 0.10 66.22 02:21:01 AM 0 17.71 0.00 2.81 0.30 0.10 79.07 02:21:01 AM 1 42.49 0.00 3.83 0.22 0.10 53.36 Average: all 20.37 0.00 2.90 0.91 0.08 75.73 Average: 0 14.08 0.00 2.75 0.95 0.08 82.14 Average: 1 26.67 0.00 3.05 0.87 0.09 69.32