---> uname -a: Linux prd-centos8-robot-2c-8g-15962.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 577 4940 19 2179 6821 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:62:29:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.88/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:fe62:29a7/64 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) 12/23/2025 _x86_64_ (2 CPU) 03:12:18 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 90.84 8.68 82.16 1394.74 6679.32 03:15:01 AM 81.20 1.08 80.12 75.32 9936.14 03:16:01 AM 34.19 0.42 33.77 64.78 2718.68 03:17:01 AM 80.69 6.95 73.74 1290.32 8582.95 03:18:01 AM 6.23 0.07 6.16 4.93 506.31 03:19:01 AM 1.95 0.03 1.92 1.87 118.88 03:20:01 AM 13.95 0.32 13.63 36.92 529.79 03:21:01 AM 28.82 0.52 28.30 63.83 1431.47 Average: 42.23 2.26 39.97 366.58 3812.74 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5335332 7062168 2547092 32.31 2688 1909336 688292 7.71 187428 2040260 187348 03:15:01 AM 5222576 7066360 2659848 33.74 2688 2019932 676072 7.57 206752 2103988 42096 03:16:01 AM 5106872 7040924 2775552 35.21 2688 2104996 696212 7.80 228748 2183112 76784 03:17:01 AM 4968200 7066780 2914224 36.97 2688 2266136 641324 7.18 260868 2271720 10844 03:18:01 AM 4923484 7022632 2958940 37.54 2688 2266704 695580 7.79 261272 2314792 432 03:19:01 AM 4918652 7018936 2963772 37.60 2688 2267840 695580 7.79 261484 2319592 36 03:20:01 AM 5004040 6963116 2878384 36.52 2688 2132680 764112 8.56 297896 2218856 54952 03:21:01 AM 5148364 7074704 2734060 34.69 2688 2100360 662692 7.42 464308 1911056 27028 Average: 5078440 7039452 2803984 35.57 2688 2133498 689983 7.73 271094 2170422 49940 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 212.98 147.98 1562.86 49.67 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 55.19 41.78 600.27 7.26 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 27.42 20.09 97.92 6.03 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 209.02 163.12 286.01 35.86 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 15.16 9.06 4.12 1.27 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 24.73 21.43 8.06 4.00 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 64.40 47.48 85.23 33.70 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 20.02 15.31 15.84 7.46 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 78.61 58.28 332.53 18.16 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) 12/23/2025 _x86_64_ (2 CPU) 03:12:18 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 36.73 0.00 5.83 1.38 0.14 55.92 03:14:01 AM 0 47.44 0.00 7.36 1.49 0.15 43.57 03:14:01 AM 1 26.05 0.00 4.29 1.28 0.13 68.24 03:15:01 AM all 22.59 0.00 3.55 1.66 0.09 72.11 03:15:01 AM 0 26.91 0.00 4.56 1.70 0.08 66.75 03:15:01 AM 1 18.28 0.00 2.54 1.62 0.10 77.46 03:16:01 AM all 24.81 0.00 3.32 0.38 0.08 71.42 03:16:01 AM 0 18.45 0.00 3.07 0.42 0.07 78.00 03:16:01 AM 1 31.18 0.00 3.57 0.33 0.08 64.84 03:17:01 AM all 24.65 0.00 4.94 0.88 0.10 69.43 03:17:01 AM 0 27.15 0.00 5.26 1.24 0.10 66.25 03:17:01 AM 1 22.15 0.00 4.63 0.52 0.10 72.61 03:18:01 AM all 2.21 0.00 0.31 0.04 0.04 97.40 03:18:01 AM 0 1.30 0.00 0.30 0.08 0.05 98.26 03:18:01 AM 1 3.12 0.00 0.32 0.00 0.03 96.53 03:19:01 AM all 8.27 0.00 0.75 0.01 0.06 90.91 03:19:01 AM 0 9.43 0.00 0.89 0.00 0.05 89.64 03:19:01 AM 1 7.11 0.00 0.62 0.02 0.07 92.19 03:20:01 AM all 19.80 0.00 1.93 0.08 0.08 78.11 03:20:01 AM 0 24.02 0.00 1.64 0.10 0.08 74.16 03:20:01 AM 1 15.58 0.00 2.22 0.05 0.08 82.06 03:21:01 AM all 30.12 0.00 3.74 0.11 0.08 65.95 03:21:01 AM 0 41.74 0.00 3.96 0.13 0.08 54.08 03:21:01 AM 1 18.50 0.00 3.52 0.08 0.08 77.82 Average: all 21.16 0.00 3.05 0.57 0.08 75.14 Average: 0 24.56 0.00 3.38 0.64 0.08 71.33 Average: 1 17.76 0.00 2.71 0.49 0.09 78.96