---> uname -a: Linux prd-centos8-robot-2c-8g-12360.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 597 4921 19 2179 6801 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:89:5a:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.76/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85797sec preferred_lft 85797sec inet6 fe80::f816:3eff:fe89:5a8b/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) 04:10:53 LINUX RESTART (2 CPU) 04:12:01 AM tps rtps wtps bread/s bwrtn/s 04:13:01 AM 45.43 17.54 27.89 5040.72 13854.58 04:14:01 AM 110.38 0.30 110.08 14.00 10007.73 04:15:01 AM 50.74 0.82 49.93 82.12 6836.16 04:16:01 AM 48.30 6.96 41.34 1279.44 2566.04 04:17:01 AM 54.46 0.25 54.21 47.06 7674.25 04:18:01 AM 7.58 0.22 7.36 11.73 286.44 04:19:01 AM 1.83 0.03 1.80 1.87 92.98 04:20:01 AM 11.31 0.32 11.00 36.92 497.02 Average: 41.26 3.31 37.95 814.28 5226.92 04:12:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:13:01 AM 5605592 7085120 2276840 28.88 2688 1673636 688232 7.71 178624 1820044 73688 04:14:01 AM 5202212 6998232 2680220 34.00 2688 1972716 731304 8.19 187668 2146724 129868 04:15:01 AM 5173832 7016220 2708600 34.36 2688 2018072 713760 7.99 217336 2141588 10760 04:16:01 AM 4954148 7047464 2928284 37.15 2688 2258792 668808 7.49 256264 2289084 181496 04:17:01 AM 4946916 7042880 2935516 37.24 2688 2263136 672936 7.53 260552 2291364 152 04:18:01 AM 4904676 7001416 2977756 37.78 2688 2264176 723696 8.10 260808 2334100 192 04:19:01 AM 4898640 6997384 2983792 37.85 2688 2266236 723696 8.10 260956 2340284 1472 04:20:01 AM 5054468 6974940 2827964 35.88 2688 2092708 745996 8.35 303712 2162076 32332 Average: 5092560 7020457 2789872 35.39 2688 2101184 708554 7.93 240740 2190658 53745 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 239.60 136.85 1027.70 53.26 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 85.72 71.18 898.89 10.58 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 57.67 37.18 584.48 6.23 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 39.17 30.82 332.11 6.20 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 200.92 138.29 46.01 38.66 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 21.48 10.78 5.87 3.69 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 23.58 20.98 8.03 4.93 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 63.10 40.64 86.78 27.28 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 91.40 60.84 373.74 18.85 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) 04:10:53 LINUX RESTART (2 CPU) 04:12:01 AM CPU %user %nice %system %iowait %steal %idle 04:13:01 AM all 18.17 0.00 4.27 41.03 0.08 36.45 04:13:01 AM 0 18.56 0.00 4.48 41.27 0.07 35.63 04:13:01 AM 1 17.78 0.00 4.06 40.80 0.08 37.27 04:14:01 AM all 34.64 0.00 5.06 3.09 0.11 57.10 04:14:01 AM 0 38.97 0.00 5.51 3.05 0.12 52.35 04:14:01 AM 1 30.30 0.00 4.61 3.13 0.10 61.86 04:15:01 AM all 21.54 0.00 2.54 3.11 0.08 72.72 04:15:01 AM 0 23.85 0.00 2.50 2.93 0.07 70.65 04:15:01 AM 1 19.24 0.00 2.59 3.29 0.08 74.80 04:16:01 AM all 24.60 0.00 4.54 0.91 0.09 69.86 04:16:01 AM 0 26.40 0.00 4.71 0.75 0.10 68.04 04:16:01 AM 1 22.80 0.00 4.37 1.07 0.08 71.68 04:17:01 AM all 14.87 0.00 2.74 1.40 0.05 80.94 04:17:01 AM 0 13.34 0.00 2.91 2.02 0.05 81.68 04:17:01 AM 1 16.39 0.00 2.58 0.79 0.05 80.19 04:18:01 AM all 4.13 0.00 0.40 0.05 0.04 95.37 04:18:01 AM 0 3.06 0.00 0.35 0.08 0.03 96.48 04:18:01 AM 1 5.21 0.00 0.45 0.02 0.05 94.27 04:19:01 AM all 9.91 0.00 0.84 0.00 0.06 89.18 04:19:01 AM 0 13.22 0.00 1.00 0.00 0.07 85.71 04:19:01 AM 1 6.62 0.00 0.69 0.00 0.05 92.65 04:20:01 AM all 20.76 0.00 2.36 0.07 0.08 76.74 04:20:01 AM 0 33.37 0.00 2.62 0.08 0.08 63.85 04:20:01 AM 1 8.12 0.00 2.10 0.05 0.07 89.66 Average: all 18.59 0.00 2.85 6.19 0.07 72.30 Average: 0 21.36 0.00 3.01 6.26 0.07 69.29 Average: 1 15.81 0.00 2.68 6.12 0.07 75.32