---> uname -a: Linux prd-centos8-robot-2c-8g-8858.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 602 4899 19 2194 6795 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:6d:d5:25 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.170/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85875sec preferred_lft 85875sec inet6 fe80::f816:3eff:fe6d:d525/64 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) 02/09/2026 _x86_64_ (2 CPU) 03:13:39 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 149.18 88.62 60.55 10448.51 40089.34 03:16:01 AM 120.20 1.08 119.11 75.32 12228.98 03:17:01 AM 27.55 0.42 27.13 64.79 2250.17 03:18:01 AM 74.16 9.41 64.75 1681.84 4545.82 03:19:01 AM 28.21 0.00 28.21 0.00 5556.16 03:20:01 AM 5.18 0.07 5.11 4.93 211.36 03:21:01 AM 2.46 0.22 2.25 6.12 199.17 03:22:01 AM 31.37 0.45 30.92 68.91 1511.21 Average: 54.78 12.53 42.25 1543.86 8323.61 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5456040 7031628 2426392 30.78 2688 1767928 733400 8.21 186380 1958664 105472 03:16:01 AM 5150640 6996268 2731792 34.66 2688 2021180 729020 8.16 198772 2182756 57860 03:17:01 AM 5149956 7010228 2732476 34.67 2688 2036112 719708 8.06 225440 2159332 21876 03:18:01 AM 4934416 7048320 2948016 37.40 2688 2279948 650068 7.28 266268 2300208 153868 03:19:01 AM 4931736 7045336 2950696 37.43 2688 2279948 650068 7.28 266268 2299700 4 03:20:01 AM 4885736 7000900 2996696 38.02 2688 2281512 732312 8.20 266756 2345004 464 03:21:01 AM 5101668 7037912 2780764 35.28 2688 2104204 649888 7.28 264900 2132880 3296 03:22:01 AM 4989452 6934432 2892980 36.70 2688 2117504 757648 8.48 471428 2061844 18152 Average: 5074956 7013128 2807476 35.62 2688 2111042 702764 7.87 268276 2180048 45124 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 337.56 201.95 1631.40 57.98 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 95.45 73.55 917.30 16.60 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 18.93 8.95 6.87 5.21 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 249.15 183.54 381.38 39.71 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 1.80 0.75 0.45 0.12 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 37.94 29.02 11.96 4.91 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 52.55 37.43 53.65 15.84 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 29.56 23.11 43.54 21.84 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 102.87 69.79 380.80 20.28 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) 02/09/2026 _x86_64_ (2 CPU) 03:13:39 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 35.53 0.05 8.94 10.73 0.11 44.65 03:15:01 AM 0 28.01 0.03 7.10 11.81 0.10 52.95 03:15:01 AM 1 43.03 0.07 10.77 9.65 0.12 36.37 03:16:01 AM all 32.21 0.00 5.19 1.78 0.10 60.72 03:16:01 AM 0 28.88 0.00 4.88 2.23 0.10 63.91 03:16:01 AM 1 35.54 0.00 5.50 1.33 0.10 57.53 03:17:01 AM all 12.92 0.00 2.01 0.37 0.05 84.65 03:17:01 AM 0 8.80 0.00 1.85 0.28 0.05 89.01 03:17:01 AM 1 17.03 0.00 2.17 0.45 0.05 80.30 03:18:01 AM all 34.31 0.00 6.32 1.27 0.11 58.00 03:18:01 AM 0 26.22 0.00 5.78 1.48 0.10 66.42 03:18:01 AM 1 42.40 0.00 6.86 1.05 0.12 49.58 03:19:01 AM all 0.32 0.00 0.29 0.49 0.03 98.86 03:19:01 AM 0 0.57 0.00 0.20 0.20 0.03 99.00 03:19:01 AM 1 0.07 0.00 0.38 0.78 0.03 98.73 03:20:01 AM all 9.96 0.00 0.98 0.02 0.06 88.98 03:20:01 AM 0 8.00 0.00 0.90 0.03 0.05 91.02 03:20:01 AM 1 11.93 0.00 1.05 0.00 0.07 86.95 03:21:01 AM all 12.63 0.00 1.16 0.01 0.08 86.13 03:21:01 AM 0 5.49 0.00 0.90 0.02 0.07 93.53 03:21:01 AM 1 19.78 0.00 1.42 0.00 0.08 78.72 03:22:01 AM all 28.63 0.00 3.61 0.98 0.13 66.65 03:22:01 AM 0 21.52 0.00 3.07 0.33 0.12 74.96 03:22:01 AM 1 35.75 0.00 4.15 1.63 0.13 58.33 Average: all 20.82 0.01 3.56 1.95 0.08 73.58 Average: 0 15.94 0.00 3.08 2.04 0.08 78.85 Average: 1 25.70 0.01 4.04 1.86 0.09 68.31