---> uname -a: Linux prd-centos8-robot-2c-8g-1913.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: 2800.000 BogoMIPS: 5600.00 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 625 4890 19 2181 6772 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:d6:b0:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.108/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:fed6:b0c3/64 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) 01/19/2026 _x86_64_ (2 CPU) 03:12:34 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 134.98 62.69 72.30 7795.84 30668.43 03:15:01 AM 100.60 1.08 99.52 75.32 11517.10 03:16:01 AM 40.19 0.42 39.77 64.78 3204.37 03:17:01 AM 89.70 9.42 80.29 1682.12 8764.69 03:18:01 AM 8.60 0.05 8.55 4.80 623.59 03:19:01 AM 11.38 0.33 11.05 37.86 359.61 03:20:01 AM 31.82 0.52 31.31 63.85 1446.05 Average: 59.61 10.64 48.97 1389.43 8084.03 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5258032 6953452 2624392 33.29 2688 1881276 806908 9.03 221660 2093972 198264 03:15:01 AM 5123120 6963312 2759304 35.01 2688 2015932 743740 8.33 198352 2205004 42072 03:16:01 AM 5062280 6980252 2820144 35.78 2688 2089912 733200 8.21 227892 2230148 67632 03:17:01 AM 4905276 7016620 2977148 37.77 2688 2277500 672500 7.53 266072 2324996 10844 03:18:01 AM 4864800 6976284 3017624 38.28 2688 2277908 734660 8.23 266404 2366132 268 03:19:01 AM 4941124 6904100 2941300 37.31 2688 2133660 796940 8.92 301004 2272268 51208 03:20:01 AM 5057820 6983540 2824604 35.83 2688 2098288 719480 8.06 467580 1996008 25324 Average: 5030350 6968223 2852074 36.18 2688 2110639 743918 8.33 278423 2212647 56516 03:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 242.05 164.02 1661.39 57.10 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 80.04 59.02 859.28 9.29 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 22.13 17.21 68.54 5.48 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 236.19 179.44 318.42 45.49 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 13.85 7.46 4.10 1.08 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 149.18 122.68 1386.90 27.13 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 19.43 16.18 16.07 7.76 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 108.98 80.86 616.39 21.91 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) 01/19/2026 _x86_64_ (2 CPU) 03:12:34 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 43.28 0.03 8.03 6.09 0.16 42.42 03:14:01 AM 0 39.67 0.03 6.51 5.79 0.17 47.82 03:14:01 AM 1 46.89 0.03 9.54 6.38 0.15 37.01 03:15:01 AM all 30.41 0.00 4.50 1.72 0.13 63.24 03:15:01 AM 0 30.67 0.00 4.01 1.71 0.12 63.49 03:15:01 AM 1 30.14 0.00 5.00 1.72 0.15 63.00 03:16:01 AM all 24.64 0.00 3.50 0.48 0.08 71.29 03:16:01 AM 0 10.88 0.00 2.54 0.40 0.08 86.10 03:16:01 AM 1 38.41 0.00 4.47 0.57 0.08 56.47 03:17:01 AM all 26.87 0.00 5.27 1.93 0.08 65.85 03:17:01 AM 0 26.98 0.00 5.50 2.67 0.08 64.76 03:17:01 AM 1 26.75 0.00 5.04 1.20 0.08 66.93 03:18:01 AM all 1.32 0.00 0.23 0.06 0.03 98.37 03:18:01 AM 0 0.89 0.00 0.23 0.05 0.02 98.81 03:18:01 AM 1 1.75 0.00 0.22 0.07 0.03 97.93 03:19:01 AM all 13.66 0.00 1.84 0.05 0.09 84.36 03:19:01 AM 0 4.85 0.00 1.63 0.02 0.08 93.42 03:19:01 AM 1 22.46 0.00 2.05 0.08 0.10 75.31 03:20:01 AM all 31.17 0.00 4.20 0.11 0.07 64.45 03:20:01 AM 0 19.37 0.00 3.73 0.07 0.08 76.75 03:20:01 AM 1 42.94 0.00 4.66 0.15 0.07 52.18 Average: all 24.48 0.00 3.94 1.49 0.09 69.99 Average: 0 19.05 0.00 3.45 1.53 0.09 75.87 Average: 1 29.91 0.00 4.43 1.45 0.10 64.11