---> uname -a: Linux prd-centos8-robot-2c-8g-2557.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: 2799.998 BogoMIPS: 5599.99 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 626 4885 19 2185 6771 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:9a:18:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.207/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85893sec preferred_lft 85893sec inet6 fe80::f816:3eff:fe9a:18f1/64 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) 11/30/2025 _x86_64_ (2 CPU) 03:21:51 LINUX RESTART (2 CPU) 03:22:01 AM tps rtps wtps bread/s bwrtn/s 03:23:01 AM 218.16 157.39 60.77 14847.99 40462.95 03:24:01 AM 122.03 0.72 121.31 52.92 12387.05 03:25:01 AM 32.39 0.42 31.98 64.79 3264.77 03:26:01 AM 87.69 6.96 80.72 1292.77 8209.06 03:27:01 AM 11.11 0.00 11.11 0.00 1581.84 03:28:01 AM 4.40 0.25 4.15 13.60 167.32 03:29:01 AM 2.68 0.32 2.37 36.93 215.93 03:30:01 AM 33.87 0.52 33.35 63.83 1598.68 Average: 64.05 20.83 43.22 2047.00 8487.07 03:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:23:01 AM 5440008 7030228 2442416 30.99 2688 1782640 763236 8.55 186396 1972748 128420 03:24:01 AM 5144568 6991772 2737856 34.73 2688 2022968 746484 8.36 198976 2184660 66376 03:25:01 AM 5111504 7007484 2770920 35.15 2688 2070184 736008 8.24 226600 2188804 55828 03:26:01 AM 4911468 7013924 2970956 37.69 2688 2268968 680980 7.62 260764 2320312 31508 03:27:01 AM 4916004 7018304 2966420 37.63 2688 2268968 680980 7.62 260764 2320312 12 03:28:01 AM 4867860 6972052 3014564 38.24 2688 2270876 748224 8.38 261172 2367972 596 03:29:01 AM 5043800 6978156 2838624 36.01 2688 2102580 714804 8.00 261268 2203632 10868 03:30:01 AM 5096356 7022416 2786068 35.35 2688 2098576 686788 7.69 463448 1962604 10044 Average: 5066446 7004292 2815978 35.72 2688 2110720 719688 8.06 264924 2190130 37956 03:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 305.11 183.81 1926.97 61.59 0.00 0.00 0.00 0.00 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 94.39 69.31 893.02 10.45 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 14.95 8.88 6.52 3.85 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 229.54 170.89 376.39 37.89 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 1.57 0.73 0.19 0.12 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 39.66 30.39 12.44 5.13 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 60.57 43.51 84.62 33.55 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 18.04 16.18 14.43 8.31 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 95.49 65.47 414.38 20.11 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) 11/30/2025 _x86_64_ (2 CPU) 03:21:51 LINUX RESTART (2 CPU) 03:22:01 AM CPU %user %nice %system %iowait %steal %idle 03:23:01 AM all 51.81 0.06 10.60 3.98 0.09 33.46 03:23:01 AM 0 50.59 0.08 11.72 4.30 0.10 33.19 03:23:01 AM 1 53.03 0.03 9.48 3.65 0.08 33.73 03:24:01 AM all 35.83 0.00 5.30 1.31 0.10 57.47 03:24:01 AM 0 54.14 0.00 6.61 1.40 0.10 37.75 03:24:01 AM 1 17.61 0.00 4.00 1.21 0.10 77.08 03:25:01 AM all 17.74 0.00 2.39 1.68 0.07 78.12 03:25:01 AM 0 26.05 0.00 2.87 1.79 0.07 69.23 03:25:01 AM 1 9.43 0.00 1.92 1.57 0.07 87.02 03:26:01 AM all 33.41 0.00 6.27 1.06 0.11 59.16 03:26:01 AM 0 45.09 0.00 6.94 0.77 0.12 47.09 03:26:01 AM 1 21.76 0.00 5.60 1.35 0.10 71.19 03:27:01 AM all 0.33 0.00 0.14 0.20 0.03 99.30 03:27:01 AM 0 0.57 0.00 0.13 0.25 0.02 99.03 03:27:01 AM 1 0.10 0.00 0.15 0.15 0.03 99.57 03:28:01 AM all 10.04 0.00 1.06 0.03 0.08 88.80 03:28:01 AM 0 12.20 0.00 1.14 0.00 0.08 86.58 03:28:01 AM 1 7.87 0.00 0.99 0.05 0.07 91.02 03:29:01 AM all 13.46 0.00 1.59 0.00 0.06 84.90 03:29:01 AM 0 15.67 0.00 1.86 0.00 0.05 82.42 03:29:01 AM 1 11.24 0.00 1.32 0.00 0.07 87.37 03:30:01 AM all 32.01 0.00 3.67 0.17 0.09 64.06 03:30:01 AM 0 45.54 0.00 4.28 0.20 0.10 49.88 03:30:01 AM 1 18.47 0.00 3.07 0.13 0.08 78.24 Average: all 24.32 0.01 3.88 1.05 0.08 70.67 Average: 0 31.23 0.01 4.44 1.09 0.08 63.16 Average: 1 17.41 0.00 3.31 1.01 0.08 78.18