---> uname -a: Linux prd-centos8-robot-2c-8g-20090.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 632 4838 19 2226 6766 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:94:25:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.42/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85952sec preferred_lft 85952sec inet6 fe80::f816:3eff:fe94:259c/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) 02/23/2026 _x86_64_ (2 CPU) 06:04:01 LINUX RESTART (2 CPU) 06:05:01 AM tps rtps wtps bread/s bwrtn/s 06:06:01 AM 95.98 6.01 89.97 1088.30 6734.02 06:07:01 AM 80.65 1.22 79.44 105.05 11460.07 06:08:01 AM 44.64 6.93 37.70 1278.91 2414.80 06:09:01 AM 56.14 0.22 55.92 43.59 7750.97 06:10:00 AM 4.35 0.07 4.28 5.05 168.27 06:10:01 AM 0.00 0.00 0.00 0.00 0.00 06:11:01 AM 22.98 0.63 22.35 73.19 2209.32 Average: 50.77 2.51 48.26 432.36 5122.07 06:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:06:01 AM 5235456 7047392 2646976 33.58 2688 1989188 674360 7.55 187340 2121992 260992 06:07:01 AM 5167640 7027956 2714792 34.44 2688 2036472 683472 7.65 225460 2142244 9028 06:08:01 AM 4905412 7022060 2977020 37.77 2688 2282956 677008 7.58 266348 2329772 187368 06:09:01 AM 4933780 7047464 2948652 37.41 2688 2280948 673864 7.55 269760 2295796 4 06:10:00 AM 4850948 6983148 3031484 38.46 2688 2299464 753108 8.43 270092 2377828 18372 06:10:01 AM 4850560 6982772 3031872 38.46 2688 2299476 753108 8.43 270092 2378152 18400 06:11:01 AM 5002016 6982108 2880416 36.54 2688 2152964 730216 8.18 490820 2032300 31892 Average: 4992259 7013271 2890173 36.67 2688 2191638 706448 7.91 282845 2239726 75151 06:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:06:01 AM eth0 109.95 86.65 1102.07 20.34 0.00 0.00 0.00 0.00 06:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:07:01 AM eth0 68.71 46.08 640.00 7.34 0.00 0.00 0.00 0.00 06:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:08:01 AM eth0 40.85 33.92 333.39 7.14 0.00 0.00 0.00 0.00 06:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:09:01 AM eth0 207.27 151.64 45.55 39.87 0.00 0.00 0.00 0.00 06:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:00 AM eth0 64.69 51.87 344.96 5.31 0.00 0.00 0.00 0.00 06:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:10:01 AM eth0 37.06 37.06 4.71 2.39 0.00 0.00 0.00 0.00 06:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:11:01 AM eth0 77.20 52.89 116.73 54.28 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 94.67 70.45 429.11 22.37 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) 02/23/2026 _x86_64_ (2 CPU) 06:04:01 LINUX RESTART (2 CPU) 06:05:01 AM CPU %user %nice %system %iowait %steal %idle 06:06:01 AM all 37.55 0.00 6.12 2.23 0.12 53.98 06:06:01 AM 0 37.49 0.00 5.73 2.35 0.12 54.32 06:06:01 AM 1 37.61 0.00 6.50 2.11 0.13 53.64 06:07:01 AM all 20.21 0.00 2.93 3.39 0.08 73.39 06:07:01 AM 0 9.10 0.00 2.55 4.21 0.07 84.07 06:07:01 AM 1 31.31 0.00 3.30 2.58 0.08 62.73 06:08:01 AM all 24.89 0.00 4.95 0.83 0.11 69.22 06:08:01 AM 0 18.26 0.00 4.32 0.62 0.12 76.68 06:08:01 AM 1 31.52 0.00 5.59 1.03 0.10 61.76 06:09:01 AM all 12.62 0.00 2.45 0.93 0.06 83.95 06:09:01 AM 0 10.81 0.00 2.41 0.89 0.07 85.83 06:09:01 AM 1 14.42 0.00 2.49 0.97 0.05 82.07 06:10:00 AM all 5.97 0.00 0.35 0.02 0.04 93.61 06:10:00 AM 0 4.12 0.00 0.48 0.03 0.05 95.31 06:10:00 AM 1 7.82 0.00 0.22 0.00 0.03 91.93 06:10:01 AM all 7.78 0.00 1.48 0.00 0.00 90.74 06:10:01 AM 0 1.41 0.00 0.70 0.00 0.00 97.89 06:10:01 AM 1 14.84 0.00 2.34 0.00 0.00 82.81 06:11:01 AM all 24.36 0.00 3.88 0.24 0.09 71.42 06:11:01 AM 0 16.92 0.00 3.55 0.08 0.07 79.38 06:11:01 AM 1 31.86 0.00 4.21 0.40 0.12 63.40 Average: all 20.97 0.00 3.46 1.28 0.08 74.21 Average: 0 16.14 0.00 3.18 1.37 0.08 79.23 Average: 1 25.81 0.00 3.73 1.19 0.09 69.19