---> uname -a: Linux prd-centos8-robot-2c-8g-12358.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 620 4872 19 2204 6778 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:55:da:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.120/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fe55:da68/64 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) 11/21/2025 _x86_64_ (2 CPU) 04:10:56 LINUX RESTART (2 CPU) 04:12:01 AM tps rtps wtps bread/s bwrtn/s 04:13:01 AM 74.61 31.29 43.32 4501.57 24998.50 04:14:01 AM 91.37 6.03 85.34 1088.92 6409.20 04:15:01 AM 72.54 0.72 71.83 52.92 10382.72 04:16:01 AM 30.91 0.42 30.49 64.79 2183.77 04:17:01 AM 80.02 6.96 73.06 1292.77 8289.54 04:18:01 AM 9.10 0.20 8.90 11.60 819.13 04:19:01 AM 14.65 0.33 14.31 37.05 1000.63 04:20:01 AM 32.26 0.52 31.74 63.85 1893.39 Average: 50.68 5.81 44.88 889.22 6997.33 04:12:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:13:01 AM 5719336 7122504 2163088 27.44 2688 1600624 691600 7.74 166164 1731072 40080 04:14:01 AM 5183820 6968560 2698604 34.24 2688 1963728 803980 9.00 194736 2173048 238956 04:15:01 AM 5175368 7019632 2707056 34.34 2688 2019976 723420 8.10 206724 2147188 9240 04:16:01 AM 5079920 7011376 2802504 35.55 2688 2102568 732092 8.20 228288 2210108 75364 04:17:01 AM 4931624 7030536 2950800 37.44 2688 2265964 695584 7.79 260632 2307448 17328 04:18:01 AM 4898636 6997744 2983788 37.85 2688 2266448 744036 8.33 260756 2340364 148 04:19:01 AM 5005120 6951260 2877304 36.50 2688 2118532 774148 8.67 314304 2197240 44652 04:20:01 AM 5024752 6975232 2857672 36.25 2688 2123592 768304 8.60 473792 2024120 26992 Average: 5127322 7009606 2755102 34.95 2688 2057679 741646 8.30 263174 2141324 56595 04:12:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:13:01 AM eth0 196.92 115.58 805.03 46.24 0.00 0.00 0.00 0.00 04:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:14:01 AM eth0 110.96 83.47 1121.25 12.82 0.00 0.00 0.00 0.00 04:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:15:01 AM eth0 52.40 33.86 585.71 6.34 0.00 0.00 0.00 0.00 04:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 AM eth0 16.71 15.55 80.20 5.07 0.00 0.00 0.00 0.00 04:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 AM eth0 157.00 96.60 286.25 29.63 0.00 0.00 0.00 0.00 04:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:18:01 AM eth0 26.58 19.88 5.45 5.83 0.00 0.00 0.00 0.00 04:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 AM eth0 89.15 66.06 370.45 48.47 0.00 0.00 0.00 0.00 04:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 AM eth0 17.96 17.11 14.95 8.60 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 83.46 56.02 408.69 20.38 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) 11/21/2025 _x86_64_ (2 CPU) 04:10:56 LINUX RESTART (2 CPU) 04:12:01 AM CPU %user %nice %system %iowait %steal %idle 04:13:01 AM all 10.59 0.03 3.60 68.11 0.08 17.59 04:13:01 AM 0 10.79 0.03 3.17 69.70 0.08 16.22 04:13:01 AM 1 10.40 0.03 4.02 66.52 0.07 18.96 04:14:01 AM all 34.86 0.00 5.13 2.66 0.12 57.24 04:14:01 AM 0 23.28 0.00 4.15 2.70 0.12 69.75 04:14:01 AM 1 46.44 0.00 6.12 2.62 0.12 44.71 04:15:01 AM all 17.75 0.00 3.08 7.27 0.07 71.84 04:15:01 AM 0 14.77 0.00 2.73 6.21 0.07 76.23 04:15:01 AM 1 20.72 0.00 3.42 8.33 0.07 67.45 04:16:01 AM all 24.07 0.00 3.19 2.56 0.08 70.10 04:16:01 AM 0 15.90 0.00 2.72 3.62 0.08 77.68 04:16:01 AM 1 32.24 0.00 3.65 1.50 0.08 62.52 04:17:01 AM all 25.44 0.00 4.73 1.54 0.08 68.22 04:17:01 AM 0 22.07 0.00 4.09 1.85 0.07 71.93 04:17:01 AM 1 28.81 0.00 5.37 1.22 0.10 64.50 04:18:01 AM all 1.10 0.00 0.23 0.09 0.04 98.53 04:18:01 AM 0 0.89 0.00 0.23 0.03 0.05 98.80 04:18:01 AM 1 1.31 0.00 0.23 0.15 0.03 98.27 04:19:01 AM all 20.33 0.00 2.27 0.12 0.08 77.19 04:19:01 AM 0 9.06 0.00 1.43 0.07 0.07 89.37 04:19:01 AM 1 31.82 0.00 3.13 0.17 0.10 64.78 04:20:01 AM all 33.94 0.00 4.11 0.22 0.09 61.64 04:20:01 AM 0 17.36 0.00 3.73 0.20 0.08 78.63 04:20:01 AM 1 50.55 0.00 4.48 0.25 0.10 44.61 Average: all 21.03 0.00 3.29 10.30 0.08 65.29 Average: 0 14.27 0.00 2.78 10.50 0.08 72.36 Average: 1 27.81 0.00 3.81 10.10 0.08 58.19