---> uname -a: Linux prd-centos8-robot-2c-8g-17.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 585 4927 19 2185 6813 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:13:97:77 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.111/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85944sec preferred_lft 85944sec inet6 fe80::f816:3eff:fe13:9777/64 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) 01/14/2026 _x86_64_ (2 CPU) 02:12:24 LINUX RESTART (2 CPU) 02:13:01 AM tps rtps wtps bread/s bwrtn/s 02:14:01 AM 88.09 31.62 56.46 5706.63 5781.47 02:15:01 AM 101.27 1.08 100.18 75.31 11550.28 02:16:01 AM 18.43 0.35 18.08 61.98 1732.64 02:17:01 AM 69.67 9.45 60.22 1681.45 3941.74 02:18:01 AM 35.14 0.03 35.10 3.47 6410.65 02:19:01 AM 17.70 0.38 17.31 41.86 623.83 02:20:01 AM 32.29 0.52 31.77 63.85 1323.41 Average: 51.80 6.21 45.59 1090.66 4480.68 02:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:14:01 AM 5375796 7058628 2506636 31.80 2688 1865568 678268 7.59 187052 1999176 177216 02:15:01 AM 5161348 7006884 2721084 34.52 2688 2021508 724864 8.12 198592 2170264 42072 02:16:01 AM 5238424 7086148 2644008 33.54 2688 2023372 650020 7.28 218964 2074176 10760 02:17:01 AM 4910464 7023920 2971968 37.70 2688 2279256 669992 7.50 260268 2328532 175740 02:18:01 AM 4943296 7058284 2939136 37.29 2688 2281340 646712 7.24 266208 2286428 4 02:19:01 AM 4995644 6925020 2886788 36.62 2688 2099548 788980 8.83 294524 2224092 28276 02:20:01 AM 5028856 6959876 2853576 36.20 2688 2104012 763496 8.55 467140 2027380 26488 Average: 5093404 7016966 2789028 35.38 2688 2096372 703190 7.87 270393 2158578 65794 02:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 AM eth0 308.53 201.48 1687.52 61.47 0.00 0.00 0.00 0.00 02:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 AM eth0 83.71 62.56 842.87 9.47 0.00 0.00 0.00 0.00 02:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 AM eth0 14.93 6.46 5.50 3.05 0.00 0.00 0.00 0.00 02:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 AM eth0 44.38 38.21 340.51 9.65 0.00 0.00 0.00 0.00 02:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 AM eth0 192.22 139.02 38.15 35.81 0.00 0.00 0.00 0.00 02:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 AM eth0 66.57 39.48 78.87 20.17 0.00 0.00 0.00 0.00 02:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 AM eth0 19.11 16.76 15.54 8.61 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 104.21 72.00 429.86 21.18 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) 01/14/2026 _x86_64_ (2 CPU) 02:12:24 LINUX RESTART (2 CPU) 02:13:01 AM CPU %user %nice %system %iowait %steal %idle 02:14:01 AM all 35.88 0.01 6.33 1.87 0.10 55.81 02:14:01 AM 0 30.84 0.00 5.88 1.86 0.10 61.33 02:14:01 AM 1 40.91 0.02 6.78 1.89 0.10 50.31 02:15:01 AM all 26.37 0.00 3.91 2.46 0.09 67.17 02:15:01 AM 0 20.45 0.00 3.75 2.20 0.08 73.52 02:15:01 AM 1 32.29 0.00 4.07 2.72 0.10 60.82 02:16:01 AM all 12.05 0.00 1.34 0.40 0.08 86.12 02:16:01 AM 0 4.21 0.00 0.84 0.15 0.08 94.72 02:16:01 AM 1 19.88 0.00 1.85 0.65 0.08 77.54 02:17:01 AM all 33.90 0.00 6.07 1.78 0.10 58.15 02:17:01 AM 0 19.95 0.00 5.13 1.64 0.10 73.17 02:17:01 AM 1 47.92 0.00 7.00 1.92 0.10 43.06 02:18:01 AM all 4.43 0.00 1.00 0.97 0.04 93.56 02:18:01 AM 0 3.64 0.00 0.87 1.07 0.05 94.37 02:18:01 AM 1 5.21 0.00 1.14 0.87 0.03 92.75 02:19:01 AM all 14.07 0.00 1.97 0.10 0.06 83.80 02:19:01 AM 0 14.30 0.00 2.00 0.05 0.05 83.60 02:19:01 AM 1 13.84 0.00 1.94 0.15 0.07 84.01 02:20:01 AM all 32.60 0.00 3.93 0.15 0.08 63.24 02:20:01 AM 0 26.87 0.00 3.69 0.15 0.08 69.21 02:20:01 AM 1 38.33 0.00 4.17 0.15 0.08 57.26 Average: all 22.76 0.00 3.51 1.10 0.08 72.54 Average: 0 17.18 0.00 3.17 1.02 0.08 78.56 Average: 1 28.34 0.00 3.85 1.19 0.08 66.53