---> uname -a: Linux prd-centos8-robot-2c-8g-20555.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 625 4841 19 2230 6773 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:5b:ac:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.61/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85904sec preferred_lft 85904sec inet6 fe80::f816:3eff:fe5b:ac47/64 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) 02/25/2026 _x86_64_ (2 CPU) 03:25:00 LINUX RESTART (2 CPU) 03:26:01 AM tps rtps wtps bread/s bwrtn/s 03:27:01 AM 100.70 0.48 100.22 17.85 9086.46 03:28:01 AM 64.72 1.37 63.36 135.44 8650.79 03:29:01 AM 8.33 0.07 8.26 2.80 534.33 03:30:01 AM 61.78 6.90 54.88 1285.84 3425.61 03:31:01 AM 31.37 0.03 31.33 3.46 6206.46 03:32:01 AM 5.50 0.25 5.25 9.20 899.28 03:33:01 AM 33.05 0.65 32.40 96.49 2162.57 Average: 43.64 1.39 42.24 221.57 4423.75 03:26:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:27:01 AM 5168172 7011072 2714252 34.43 2688 2020416 700936 7.85 189152 2182540 217336 03:28:01 AM 5228532 7090136 2653892 33.67 2688 2038012 623236 6.98 228040 2079304 9008 03:29:01 AM 5226080 7087696 2656344 33.70 2688 2038176 623236 6.98 228348 2081352 4 03:30:01 AM 4864320 6986740 3018104 38.29 2688 2289520 708476 7.93 264952 2373820 182668 03:31:01 AM 4912416 7026744 2970008 37.68 2688 2281664 649580 7.27 269832 2316564 16 03:32:01 AM 5063904 7020020 2818520 35.76 2688 2124984 667128 7.47 286832 2148040 4544 03:33:01 AM 5009536 6986332 2872888 36.45 2688 2150740 702916 7.87 493444 2022868 11432 Average: 5067566 7029820 2814858 35.71 2688 2134787 667930 7.48 280086 2172070 60715 03:26:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 108.68 87.61 1264.86 11.97 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 49.33 31.79 439.34 5.87 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 6.11 4.46 1.36 1.18 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 48.95 40.40 339.31 10.15 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 200.10 138.95 39.12 37.59 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 113.33 79.95 433.63 16.59 0.00 0.00 0.00 0.00 03:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:33:01 AM eth0 41.53 29.75 65.80 48.42 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 81.15 58.99 369.08 18.82 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) 02/25/2026 _x86_64_ (2 CPU) 03:25:00 LINUX RESTART (2 CPU) 03:26:01 AM CPU %user %nice %system %iowait %steal %idle 03:27:01 AM all 37.56 0.00 5.58 2.75 0.13 53.99 03:27:01 AM 0 51.25 0.00 6.76 2.39 0.13 39.47 03:27:01 AM 1 23.87 0.00 4.40 3.12 0.12 68.49 03:28:01 AM all 20.01 0.00 2.99 3.02 0.09 73.89 03:28:01 AM 0 20.68 0.00 3.02 3.00 0.08 73.21 03:28:01 AM 1 19.33 0.00 2.96 3.04 0.10 74.57 03:29:01 AM all 0.68 0.00 0.54 0.14 0.06 98.58 03:29:01 AM 0 0.45 0.00 0.60 0.12 0.07 98.77 03:29:01 AM 1 0.90 0.00 0.48 0.17 0.05 98.40 03:30:01 AM all 35.61 0.00 6.19 1.02 0.11 57.07 03:30:01 AM 0 54.40 0.00 8.11 1.30 0.12 36.08 03:30:01 AM 1 16.83 0.00 4.27 0.73 0.10 78.06 03:31:01 AM all 1.99 0.00 0.89 1.01 0.05 96.07 03:31:01 AM 0 1.52 0.00 0.85 1.18 0.05 96.40 03:31:01 AM 1 2.46 0.00 0.92 0.84 0.05 95.74 03:32:01 AM all 8.69 0.00 0.99 0.07 0.07 90.19 03:32:01 AM 0 12.31 0.00 0.75 0.07 0.07 86.80 03:32:01 AM 1 5.04 0.00 1.22 0.07 0.07 93.61 03:33:01 AM all 31.26 0.00 4.07 0.28 0.10 64.28 03:33:01 AM 0 34.43 0.00 3.96 0.42 0.10 61.09 03:33:01 AM 1 28.08 0.00 4.17 0.15 0.10 67.49 Average: all 19.42 0.00 3.04 1.19 0.09 76.27 Average: 0 25.02 0.00 3.44 1.21 0.09 70.24 Average: 1 13.81 0.00 2.64 1.16 0.08 82.31