---> uname -a: Linux prd-centos8-robot-2c-8g-14741.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 578 4940 19 2178 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:da:70:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.157/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85853sec preferred_lft 85853sec inet6 fe80::f816:3eff:feda:7080/64 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) 12/18/2025 _x86_64_ (2 CPU) 03:13:26 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 55.80 15.14 40.65 3961.88 4980.76 03:16:01 AM 110.70 0.92 109.78 65.86 11983.37 03:17:01 AM 23.08 0.42 22.66 64.78 1765.06 03:18:01 AM 70.34 6.93 63.41 1289.52 4017.66 03:19:01 AM 30.81 0.03 30.77 3.47 6239.60 03:20:01 AM 4.32 0.22 4.10 11.73 169.21 03:21:02 AM 0.67 0.03 0.63 1.87 109.75 03:22:01 AM 34.36 0.64 33.72 74.42 1660.76 Average: 41.27 3.05 38.22 685.48 3870.28 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5415840 7013292 2466592 31.29 2688 1788072 776932 8.70 193828 1984012 108204 03:16:01 AM 5166580 7009324 2715852 34.45 2688 2018256 697408 7.81 199020 2163828 46068 03:17:01 AM 5242120 7086592 2640312 33.50 2688 2020204 626312 7.01 219736 2072708 10752 03:18:01 AM 4938660 7036888 2943772 37.35 2688 2264232 647144 7.25 255772 2307088 175612 03:19:01 AM 4961032 7058744 2921400 37.06 2688 2264304 625652 7.01 261160 2275976 4 03:20:01 AM 4915736 7015080 2966696 37.64 2688 2265936 690096 7.73 261428 2320864 300 03:21:02 AM 4956404 7059748 2926028 37.12 2688 2269940 627036 7.02 261900 2280432 1260 03:22:01 AM 5072872 6992820 2809560 35.64 2688 2092940 703684 7.88 463296 1989348 10028 Average: 5083656 7034061 2798776 35.51 2688 2122986 674283 7.55 264518 2174282 44028 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 284.02 197.63 1664.98 61.83 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 85.59 66.67 845.65 9.87 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 14.65 7.76 5.63 3.34 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 46.64 39.53 339.99 9.99 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 115.89 94.42 31.85 31.95 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 36.03 26.16 10.81 4.83 0.00 0.00 0.00 0.00 03:21:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:02 AM eth0 38.04 30.16 10.27 5.91 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 45.92 35.45 89.79 30.12 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 83.43 62.28 375.46 19.71 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) 12/18/2025 _x86_64_ (2 CPU) 03:13:26 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 29.32 0.00 4.70 0.79 0.10 65.09 03:15:01 AM 0 33.57 0.00 5.19 0.94 0.10 60.20 03:15:01 AM 1 25.07 0.00 4.22 0.64 0.10 69.98 03:16:01 AM all 32.76 0.00 4.82 1.18 0.09 61.14 03:16:01 AM 0 40.48 0.00 5.28 1.28 0.10 52.86 03:16:01 AM 1 25.06 0.00 4.36 1.08 0.08 69.41 03:17:01 AM all 12.22 0.00 1.40 0.22 0.10 86.06 03:17:01 AM 0 19.02 0.00 1.67 0.25 0.08 78.98 03:17:01 AM 1 5.41 0.00 1.14 0.18 0.12 93.16 03:18:01 AM all 37.02 0.00 6.39 0.53 0.10 55.96 03:18:01 AM 0 40.15 0.00 6.77 0.32 0.12 52.65 03:18:01 AM 1 33.89 0.00 6.00 0.75 0.08 59.28 03:19:01 AM all 1.23 0.00 0.64 0.43 0.05 97.65 03:19:01 AM 0 2.00 0.00 0.48 0.17 0.03 97.31 03:19:01 AM 1 0.45 0.00 0.79 0.70 0.07 97.99 03:20:01 AM all 8.16 0.00 0.80 0.03 0.08 90.94 03:20:01 AM 0 10.95 0.00 0.88 0.00 0.07 88.10 03:20:01 AM 1 5.37 0.00 0.72 0.05 0.08 93.78 03:21:02 AM all 12.66 0.00 0.82 0.00 0.08 86.43 03:21:02 AM 0 19.61 0.00 0.99 0.00 0.08 79.32 03:21:02 AM 1 5.72 0.00 0.65 0.00 0.08 93.55 03:22:01 AM all 29.53 0.00 3.72 0.16 0.14 66.45 03:22:01 AM 0 40.99 0.00 3.95 0.19 0.12 54.75 03:22:01 AM 1 18.05 0.00 3.50 0.14 0.17 78.15 Average: all 20.35 0.00 2.91 0.42 0.09 76.22 Average: 0 25.82 0.00 3.15 0.39 0.09 70.54 Average: 1 14.88 0.00 2.67 0.44 0.10 81.91