---> uname -a: Linux prd-centos8-robot-2c-8g-8086.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 583 4922 19 2191 6815 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:3f:21:b4 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.161/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fe3f:21b4/64 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) 02/06/2026 _x86_64_ (2 CPU) 02:14:39 LINUX RESTART (2 CPU) 02:15:01 AM tps rtps wtps bread/s bwrtn/s 02:16:01 AM 147.80 55.23 92.57 7799.67 41828.62 02:17:01 AM 96.40 1.08 95.32 75.31 11232.72 02:18:01 AM 40.23 0.42 39.81 64.79 2979.27 02:19:01 AM 77.44 9.41 68.03 1681.84 8263.55 02:20:01 AM 9.37 0.07 9.30 4.93 608.70 02:21:01 AM 2.03 0.03 2.00 1.87 121.63 02:22:01 AM 10.70 0.32 10.38 36.92 414.68 02:23:01 AM 33.28 0.52 32.76 63.86 1586.20 Average: 52.16 8.39 43.77 1216.25 8380.01 02:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:16:01 AM 5385712 7067020 2496720 31.67 2688 1864364 665708 7.45 186128 1992712 171136 02:17:01 AM 5214868 7057444 2667564 33.84 2688 2018728 654928 7.33 206268 2110540 40784 02:18:01 AM 5086688 7025644 2795744 35.47 2688 2110272 686104 7.68 229016 2204428 81100 02:19:01 AM 4941700 7053596 2940732 37.31 2688 2278068 616228 6.90 266320 2285280 9640 02:20:01 AM 4900348 7012660 2982084 37.83 2688 2278656 704096 7.88 266728 2328620 444 02:21:01 AM 4895168 7008752 2987264 37.90 2688 2279908 684620 7.67 266940 2333952 168 02:22:01 AM 4948924 6926032 2933508 37.22 2688 2147504 771384 8.64 306072 2260828 59576 02:23:01 AM 5026824 6965544 2855608 36.23 2688 2111540 712880 7.98 472424 2024944 26344 Average: 5050029 7014586 2832403 35.93 2688 2136130 686994 7.69 274987 2192663 48649 02:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 341.47 219.36 1786.14 63.22 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 73.21 54.87 767.83 8.92 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 33.69 23.65 134.80 6.72 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 190.97 140.05 245.05 36.73 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 14.83 8.23 4.19 1.17 0.00 0.00 0.00 0.00 02:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 AM eth0 26.03 23.48 8.74 6.02 0.00 0.00 0.00 0.00 02:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 AM eth0 57.48 42.44 85.84 27.84 0.00 0.00 0.00 0.00 02:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 AM eth0 20.31 16.56 15.50 8.59 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 94.76 66.08 381.04 19.90 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) 02/06/2026 _x86_64_ (2 CPU) 02:14:39 LINUX RESTART (2 CPU) 02:15:01 AM CPU %user %nice %system %iowait %steal %idle 02:16:01 AM all 43.96 0.03 9.76 2.30 0.13 43.83 02:16:01 AM 0 48.76 0.03 9.93 2.98 0.12 38.18 02:16:01 AM 1 39.16 0.02 9.58 1.62 0.13 49.48 02:17:01 AM all 23.17 0.00 3.92 0.92 0.09 71.90 02:17:01 AM 0 32.26 0.00 4.75 0.92 0.08 61.98 02:17:01 AM 1 14.10 0.00 3.08 0.92 0.10 81.80 02:18:01 AM all 23.50 0.00 3.34 0.32 0.08 72.75 02:18:01 AM 0 22.53 0.00 3.25 0.15 0.08 73.99 02:18:01 AM 1 24.47 0.00 3.43 0.50 0.08 71.52 02:19:01 AM all 22.57 0.00 4.66 1.08 0.08 71.62 02:19:01 AM 0 23.45 0.00 4.55 0.94 0.07 71.00 02:19:01 AM 1 21.68 0.00 4.78 1.22 0.08 72.24 02:20:01 AM all 2.04 0.00 0.33 0.07 0.04 97.53 02:20:01 AM 0 3.89 0.00 0.52 0.08 0.05 95.46 02:20:01 AM 1 0.18 0.00 0.13 0.05 0.03 99.60 02:21:01 AM all 8.88 0.00 0.81 0.01 0.07 90.23 02:21:01 AM 0 10.54 0.00 0.90 0.00 0.07 88.49 02:21:01 AM 1 7.22 0.00 0.72 0.02 0.07 91.98 02:22:01 AM all 20.46 0.00 2.12 0.05 0.08 77.29 02:22:01 AM 0 30.58 0.00 2.52 0.07 0.08 66.74 02:22:01 AM 1 10.33 0.00 1.72 0.03 0.07 87.85 02:23:01 AM all 30.62 0.00 4.16 0.12 0.08 65.02 02:23:01 AM 0 31.60 0.00 4.08 0.12 0.08 64.12 02:23:01 AM 1 29.64 0.00 4.23 0.12 0.08 65.92 Average: all 21.90 0.00 3.64 0.61 0.08 73.77 Average: 0 25.45 0.00 3.81 0.66 0.08 70.00 Average: 1 18.35 0.00 3.46 0.56 0.08 77.55