---> uname -a: Linux prd-centos8-robot-2c-8g-53146.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 576 4941 19 2179 6822 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:fa:3b:83 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.87/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85881sec preferred_lft 85881sec inet6 fe80::f816:3eff:fefa:3b83/64 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) 09/17/2025 _x86_64_ (2 CPU) 03:18:46 LINUX RESTART (2 CPU) 03:19:01 AM tps rtps wtps bread/s bwrtn/s 03:20:01 AM 193.40 145.11 48.29 14478.64 39033.68 03:21:01 AM 125.71 0.20 125.51 5.60 11691.59 03:22:01 AM 38.84 1.03 37.80 115.29 3921.36 03:23:01 AM 59.72 7.00 52.72 1293.09 3650.99 03:24:01 AM 30.66 0.00 30.66 0.00 6224.71 03:25:01 AM 5.18 0.22 4.97 11.73 210.73 03:26:01 AM 2.12 0.03 2.08 1.87 237.38 03:27:01 AM 31.76 0.65 31.11 74.12 1517.11 Average: 60.93 19.28 41.65 1997.91 8311.84 03:19:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:01 AM 5576608 7089284 2305824 29.25 2688 1706552 668688 7.49 184408 1845108 70932 03:21:01 AM 5059772 6944088 2822660 35.81 2688 2060512 759980 8.51 197500 2277560 147184 03:22:01 AM 5244288 7089196 2638144 33.47 2688 2020808 610116 6.83 219700 2071784 10756 03:23:01 AM 4971652 7067860 2910780 36.93 2688 2263492 608304 6.81 262748 2272980 174344 03:24:01 AM 4966000 7062028 2916432 37.00 2688 2263496 608304 6.81 262740 2272956 8 03:25:01 AM 4920800 7018580 2961632 37.57 2688 2265248 672680 7.53 263004 2317920 504 03:26:01 AM 5146180 7065004 2736252 34.71 2688 2087764 613084 6.86 255952 2101856 196 03:27:01 AM 5041152 6962564 2841280 36.05 2688 2094632 720696 8.07 463396 2021944 10204 Average: 5115806 7037326 2766626 35.10 2688 2095313 657732 7.36 263681 2147764 51766 03:19:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 316.56 185.77 1223.62 60.25 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 109.03 86.64 1283.96 12.03 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 15.09 8.31 6.85 3.53 0.00 0.00 0.00 0.00 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 196.19 144.44 364.57 37.57 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 6.92 5.02 1.75 1.40 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 35.24 27.91 11.60 4.98 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 34.58 28.81 12.39 6.76 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 45.33 33.16 86.03 28.78 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 94.88 65.02 373.89 19.41 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) 09/17/2025 _x86_64_ (2 CPU) 03:18:46 LINUX RESTART (2 CPU) 03:19:01 AM CPU %user %nice %system %iowait %steal %idle 03:20:01 AM all 38.55 0.06 9.77 4.19 0.09 47.34 03:20:01 AM 0 42.76 0.07 10.88 4.50 0.10 41.69 03:20:01 AM 1 34.34 0.05 8.67 3.87 0.08 52.98 03:21:01 AM all 38.57 0.00 5.25 1.01 0.12 55.06 03:21:01 AM 0 51.08 0.00 6.27 0.87 0.12 41.66 03:21:01 AM 1 26.06 0.00 4.23 1.15 0.12 68.44 03:22:01 AM all 14.30 0.00 1.87 0.31 0.07 83.45 03:22:01 AM 0 25.16 0.00 2.34 0.32 0.07 72.12 03:22:01 AM 1 3.43 0.00 1.40 0.30 0.07 94.80 03:23:01 AM all 33.02 0.00 5.91 0.43 0.09 60.54 03:23:01 AM 0 42.73 0.00 6.44 0.50 0.08 50.24 03:23:01 AM 1 23.32 0.00 5.38 0.37 0.10 70.83 03:24:01 AM all 0.39 0.00 0.39 0.51 0.03 98.67 03:24:01 AM 0 0.58 0.00 0.37 0.45 0.03 98.57 03:24:01 AM 1 0.20 0.00 0.42 0.57 0.03 98.78 03:25:01 AM all 9.35 0.00 1.00 0.03 0.07 89.55 03:25:01 AM 0 8.07 0.00 0.95 0.02 0.07 90.89 03:25:01 AM 1 10.63 0.00 1.05 0.03 0.07 88.22 03:26:01 AM all 10.99 0.00 1.01 0.01 0.06 87.93 03:26:01 AM 0 16.66 0.00 0.75 0.00 0.07 82.52 03:26:01 AM 1 5.32 0.00 1.27 0.02 0.05 93.34 03:27:01 AM all 31.79 0.00 3.56 0.13 0.08 64.43 03:27:01 AM 0 40.89 0.00 4.06 0.15 0.07 54.83 03:27:01 AM 1 22.66 0.00 3.06 0.12 0.10 74.06 Average: all 22.12 0.01 3.59 0.82 0.08 73.38 Average: 0 28.49 0.01 4.00 0.85 0.08 66.57 Average: 1 15.75 0.01 3.18 0.80 0.08 80.18