---> uname -a: Linux prd-centos8-robot-2c-8g-25815.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 587 4937 19 2173 6812 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:0f:54:2e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.107/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85965sec preferred_lft 85965sec inet6 fe80::f816:3eff:fe0f:542e/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) 01/12/2026 _x86_64_ (2 CPU) 03:02:51 LINUX RESTART (2 CPU) 03:03:01 AM tps rtps wtps bread/s bwrtn/s 03:04:01 AM 215.19 158.72 56.47 15058.14 39247.04 03:05:01 AM 119.18 0.87 118.31 64.92 12238.99 03:06:01 AM 40.00 0.63 39.37 75.17 4267.78 03:07:01 AM 67.59 6.90 60.70 1285.84 3943.30 03:08:01 AM 33.39 0.03 33.36 3.47 6411.18 03:09:01 AM 15.03 0.38 14.65 41.85 527.62 03:10:01 AM 30.19 0.52 29.67 63.85 1282.89 Average: 74.37 24.01 50.36 2370.88 9703.41 03:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:01 AM 5551152 7078240 2331280 29.58 2688 1719712 702524 7.87 185908 1862528 103892 03:05:01 AM 5186732 7032504 2695700 34.20 2688 2021136 683028 7.65 192480 2151052 104344 03:06:01 AM 5232164 7079912 2650268 33.62 2688 2023384 635872 7.12 219568 2080728 10760 03:07:01 AM 4883888 6986748 2998544 38.04 2688 2268704 696468 7.80 255616 2359768 176908 03:08:01 AM 4945480 7048924 2936952 37.26 2688 2269612 633560 7.09 261352 2288052 4 03:09:01 AM 4955400 6921280 2927032 37.13 2688 2138216 775920 8.69 297180 2267108 64240 03:10:01 AM 5085444 7003292 2796988 35.48 2688 2091120 705972 7.90 462264 1976948 25324 Average: 5120037 7021557 2762395 35.04 2688 2075983 690478 7.73 267767 2140883 69353 03:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:04:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 AM eth0 280.83 157.39 1534.24 56.87 0.00 0.00 0.00 0.00 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 130.88 101.48 1303.56 13.01 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 11.31 7.80 5.69 3.37 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 44.25 38.77 342.49 9.72 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 171.34 124.63 35.80 34.04 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 62.88 40.60 78.72 20.38 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 18.04 16.49 14.92 8.08 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 102.79 69.60 473.65 20.78 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) 01/12/2026 _x86_64_ (2 CPU) 03:02:51 LINUX RESTART (2 CPU) 03:03:01 AM CPU %user %nice %system %iowait %steal %idle 03:04:01 AM all 48.71 0.06 10.65 10.02 0.10 30.47 03:04:01 AM 0 50.91 0.07 10.33 9.98 0.10 28.62 03:04:01 AM 1 46.51 0.05 10.96 10.06 0.10 32.32 03:05:01 AM all 38.75 0.00 5.51 1.68 0.11 53.95 03:05:01 AM 0 39.18 0.00 5.46 1.85 0.12 53.39 03:05:01 AM 1 38.32 0.00 5.56 1.51 0.10 54.51 03:06:01 AM all 13.89 0.00 1.73 0.51 0.05 83.82 03:06:01 AM 0 22.52 0.00 1.90 0.52 0.05 75.01 03:06:01 AM 1 5.27 0.00 1.55 0.50 0.05 92.62 03:07:01 AM all 36.99 0.00 6.20 0.53 0.12 56.17 03:07:01 AM 0 41.48 0.00 6.65 0.60 0.12 51.15 03:07:01 AM 1 32.50 0.00 5.75 0.45 0.12 61.18 03:08:01 AM all 2.97 0.00 0.96 0.48 0.02 95.58 03:08:01 AM 0 0.87 0.00 0.85 0.50 0.02 97.76 03:08:01 AM 1 5.06 0.00 1.07 0.45 0.02 93.40 03:09:01 AM all 14.57 0.00 2.05 0.05 0.06 83.27 03:09:01 AM 0 18.83 0.00 2.45 0.05 0.07 78.60 03:09:01 AM 1 10.32 0.00 1.64 0.05 0.05 87.94 03:10:01 AM all 33.35 0.00 4.40 0.11 0.12 62.02 03:10:01 AM 0 41.65 0.00 5.20 0.12 0.12 52.92 03:10:01 AM 1 25.07 0.00 3.60 0.10 0.12 71.12 Average: all 27.03 0.01 4.50 1.90 0.08 66.48 Average: 0 30.77 0.01 4.69 1.94 0.08 62.50 Average: 1 23.29 0.01 4.30 1.87 0.08 70.45