---> uname -a: Linux prd-centos8-robot-2c-8g-10390.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 649 4828 19 2219 6749 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:9e:f7:f3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.254/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85946sec preferred_lft 85946sec inet6 fe80::f816:3eff:fe9e:f7f3/64 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) 02/14/2026 _x86_64_ (2 CPU) 03:13:37 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 131.84 68.73 63.11 8067.44 39525.47 03:16:01 AM 122.81 1.08 121.73 75.31 12457.66 03:17:01 AM 24.51 0.42 24.09 64.78 2068.56 03:18:01 AM 71.72 6.93 64.79 1289.52 4404.45 03:19:01 AM 32.56 0.00 32.56 0.00 5822.91 03:20:01 AM 5.08 0.38 4.70 41.85 877.42 03:21:01 AM 34.93 0.52 34.41 63.82 2262.04 Average: 60.49 11.15 49.34 1371.76 9630.99 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5398816 6979188 2483608 31.51 2688 1772768 804472 9.01 189644 2010404 103052 03:16:01 AM 5110916 6956628 2771508 35.16 2688 2021388 776304 8.69 198844 2219152 44256 03:17:01 AM 5093276 6964516 2789148 35.38 2688 2046760 775132 8.68 226236 2210424 32424 03:18:01 AM 4894572 6996636 2987852 37.91 2688 2268452 698216 7.82 261244 2343816 157652 03:19:01 AM 4887488 6989304 2994936 38.00 2688 2268452 698216 7.82 261244 2347296 12 03:20:01 AM 4988156 6954000 2894268 36.72 2688 2136592 737076 8.25 278620 2247552 38632 03:21:01 AM 4936292 6912492 2946132 37.38 2688 2149000 791856 8.87 486028 2099672 24284 Average: 5044217 6964681 2838207 36.01 2688 2094773 754467 8.45 271694 2211188 57187 03:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 324.01 201.53 1668.71 62.30 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 82.04 57.48 878.55 9.28 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 17.33 10.03 6.65 4.08 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 243.64 182.14 380.24 39.86 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 5.01 3.77 1.39 0.79 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 125.16 87.32 485.06 62.79 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 18.97 16.74 16.81 8.98 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 116.59 79.85 491.04 26.87 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) 02/14/2026 _x86_64_ (2 CPU) 03:13:37 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 38.33 0.04 8.77 20.27 0.13 32.46 03:15:01 AM 0 44.38 0.05 9.36 20.08 0.13 26.00 03:15:01 AM 1 32.30 0.03 8.18 20.45 0.13 38.90 03:16:01 AM all 32.33 0.00 5.37 1.29 0.11 60.90 03:16:01 AM 0 35.51 0.00 5.82 1.11 0.12 57.43 03:16:01 AM 1 29.14 0.00 4.92 1.46 0.10 64.37 03:17:01 AM all 13.72 0.00 2.13 0.50 0.08 83.57 03:17:01 AM 0 12.58 0.00 2.09 0.62 0.08 84.64 03:17:01 AM 1 14.86 0.00 2.17 0.38 0.08 82.50 03:18:01 AM all 35.43 0.00 6.50 0.66 0.12 57.28 03:18:01 AM 0 34.89 0.00 6.73 0.70 0.13 57.55 03:18:01 AM 1 35.98 0.00 6.28 0.62 0.12 57.01 03:19:01 AM all 0.40 0.00 0.38 0.48 0.03 98.71 03:19:01 AM 0 0.68 0.00 0.28 0.33 0.03 98.67 03:19:01 AM 1 0.12 0.00 0.47 0.62 0.03 98.76 03:20:01 AM all 13.14 0.00 1.95 0.06 0.08 84.78 03:20:01 AM 0 12.94 0.00 1.96 0.05 0.08 84.96 03:20:01 AM 1 13.34 0.00 1.93 0.07 0.07 84.60 03:21:01 AM all 33.16 0.00 4.02 0.14 0.10 62.59 03:21:01 AM 0 37.12 0.00 3.92 0.12 0.10 58.75 03:21:01 AM 1 29.19 0.00 4.12 0.17 0.10 66.43 Average: all 23.81 0.01 4.16 3.33 0.09 68.60 Average: 0 25.46 0.01 4.31 3.28 0.10 66.85 Average: 1 22.16 0.00 4.01 3.39 0.09 70.34