---> uname -a: Linux prd-centos8-robot-2c-8g-2885.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 641 4889 19 2167 6757 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:56:8a:5f brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.29/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85923sec preferred_lft 85923sec inet6 fe80::f816:3eff:fe56:8a5f/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) 01/22/2026 _x86_64_ (2 CPU) 04:34:29 LINUX RESTART (2 CPU) 04:35:01 AM tps rtps wtps bread/s bwrtn/s 04:36:01 AM 74.91 22.86 52.05 5806.86 30875.11 04:37:01 AM 122.91 1.08 121.83 75.31 12361.36 04:38:01 AM 22.49 0.35 22.14 61.18 2431.07 04:39:01 AM 64.51 6.90 57.61 1286.05 3790.73 04:40:01 AM 36.92 0.03 36.89 3.47 6392.14 04:41:01 AM 3.95 0.10 3.85 7.06 152.15 04:42:01 AM 29.25 0.63 28.61 73.19 1345.84 Average: 50.70 4.57 46.14 1044.75 8192.90 04:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:36:01 AM 5449700 7019704 2432724 30.86 2688 1762612 754776 8.45 186772 1963900 107332 04:37:01 AM 5151264 6989864 2731160 34.65 2688 2014376 752692 8.43 199140 2181384 61736 04:38:01 AM 5225616 7065744 2656808 33.71 2688 2016212 665472 7.45 219948 2087144 9864 04:39:01 AM 4860840 6964232 3021584 38.33 2688 2269636 735376 8.23 256804 2383376 184480 04:40:01 AM 4940988 7036464 2941436 37.32 2688 2262036 659512 7.38 261296 2294860 4 04:41:01 AM 4940032 7037104 2942392 37.33 2688 2263612 664656 7.44 261944 2295028 856 04:42:01 AM 5054940 6963860 2827484 35.87 2688 2081672 750404 8.40 460920 2007024 10108 Average: 5089054 7010996 2793370 35.44 2688 2095737 711841 7.97 263832 2173245 53483 04:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:36:01 AM eth0 310.11 189.54 1625.58 62.08 0.00 0.00 0.00 0.00 04:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:37:01 AM eth0 98.12 73.98 899.61 10.88 0.00 0.00 0.00 0.00 04:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:38:01 AM eth0 16.08 8.88 6.54 3.80 0.00 0.00 0.00 0.00 04:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:39:01 AM eth0 52.29 41.59 342.96 9.92 0.00 0.00 0.00 0.00 04:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:40:01 AM eth0 203.10 147.93 39.17 31.28 0.00 0.00 0.00 0.00 04:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:41:01 AM eth0 131.17 111.31 1387.49 9.37 0.00 0.00 0.00 0.00 04:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:42:01 AM eth0 42.24 31.91 80.30 28.11 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 121.88 86.45 625.97 22.21 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) 01/22/2026 _x86_64_ (2 CPU) 04:34:29 LINUX RESTART (2 CPU) 04:35:01 AM CPU %user %nice %system %iowait %steal %idle 04:36:01 AM all 35.20 0.00 5.65 17.14 0.10 41.91 04:36:01 AM 0 39.50 0.00 5.62 18.14 0.10 36.64 04:36:01 AM 1 30.90 0.00 5.67 16.14 0.10 47.19 04:37:01 AM all 35.21 0.00 5.24 1.34 0.10 58.12 04:37:01 AM 0 39.52 0.00 5.22 1.31 0.10 53.84 04:37:01 AM 1 30.89 0.00 5.26 1.36 0.10 62.39 04:38:01 AM all 12.32 0.00 1.79 0.71 0.05 85.12 04:38:01 AM 0 14.10 0.00 1.97 0.73 0.05 83.14 04:38:01 AM 1 10.55 0.00 1.62 0.68 0.05 87.10 04:39:01 AM all 37.10 0.00 6.19 0.70 0.11 55.90 04:39:01 AM 0 46.98 0.00 7.06 0.87 0.12 44.98 04:39:01 AM 1 27.23 0.00 5.32 0.53 0.10 66.82 04:40:01 AM all 2.13 0.00 0.96 0.64 0.04 96.23 04:40:01 AM 0 2.42 0.00 1.09 0.92 0.03 95.54 04:40:01 AM 1 1.84 0.00 0.84 0.35 0.05 96.92 04:41:01 AM all 5.73 0.00 0.78 0.03 0.08 93.38 04:41:01 AM 0 8.12 0.00 1.01 0.00 0.10 90.77 04:41:01 AM 1 3.33 0.00 0.55 0.05 0.07 96.00 04:42:01 AM all 28.33 0.00 3.89 0.15 0.12 67.52 04:42:01 AM 0 36.72 0.00 4.12 0.18 0.13 58.84 04:42:01 AM 1 19.93 0.00 3.66 0.12 0.10 76.20 Average: all 22.32 0.00 3.50 2.95 0.09 71.14 Average: 0 26.80 0.00 3.73 3.16 0.09 66.21 Average: 1 17.83 0.00 3.28 2.74 0.08 76.06