---> uname -a: Linux prd-centos8-robot-2c-8g-22674.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 610 4711 19 2376 6782 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:cb:bf:f5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.212/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 86074sec preferred_lft 86074sec inet6 fe80::f816:3eff:fecb:bff5/64 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) 02/27/2026 _x86_64_ (2 CPU) 08:34:50 LINUX RESTART (2 CPU) 08:35:01 AM tps rtps wtps bread/s bwrtn/s 08:36:01 AM 216.14 157.16 58.98 14785.83 40011.98 08:37:01 AM 119.59 1.13 118.46 76.91 12199.90 08:38:01 AM 32.18 0.42 31.76 64.79 3759.41 08:39:01 AM 72.49 9.18 63.31 1506.30 3920.96 08:40:01 AM 61.23 0.68 60.55 96.77 7086.57 Average: 100.34 33.72 66.61 3306.99 13397.86 08:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:36:01 AM 5535800 7062224 2346632 29.77 2688 1718996 718188 8.04 185612 1878176 85252 08:37:01 AM 5129364 6986148 2753068 34.93 2688 2032688 721256 8.08 206876 2195364 100684 08:38:01 AM 5174580 7036204 2707852 34.35 2688 2037884 683304 7.65 231504 2127988 12276 08:39:01 AM 4931416 7049416 2951016 37.44 2688 2284756 643320 7.20 274932 2296756 173780 08:40:01 AM 4885688 7004636 2996744 38.02 2688 2285884 696876 7.80 482084 2132956 11364 Average: 5131370 7027726 2751062 34.90 2688 2072042 692589 7.75 276202 2126248 76671 08:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:36:01 AM eth0 385.78 209.54 1572.76 59.59 0.00 0.00 0.00 0.00 08:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:37:01 AM eth0 105.33 82.04 1297.89 11.70 0.00 0.00 0.00 0.00 08:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:38:01 AM eth0 19.55 14.31 8.00 5.26 0.00 0.00 0.00 0.00 08:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:39:01 AM eth0 68.31 54.90 344.45 15.84 0.00 0.00 0.00 0.00 08:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:01 AM eth0 31.74 27.11 25.62 22.48 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 122.16 77.59 649.83 22.97 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) 02/27/2026 _x86_64_ (2 CPU) 08:34:50 LINUX RESTART (2 CPU) 08:35:01 AM CPU %user %nice %system %iowait %steal %idle 08:36:01 AM all 47.59 0.06 10.52 2.64 0.08 39.11 08:36:01 AM 0 50.67 0.08 11.66 3.80 0.08 33.70 08:36:01 AM 1 44.52 0.03 9.37 1.49 0.08 44.50 08:37:01 AM all 35.60 0.00 5.13 1.03 0.10 58.14 08:37:01 AM 0 44.32 0.00 6.11 1.17 0.10 48.30 08:37:01 AM 1 26.89 0.00 4.16 0.88 0.10 67.97 08:38:01 AM all 12.12 0.00 2.30 0.43 0.07 85.08 08:38:01 AM 0 12.46 0.00 2.39 0.47 0.08 84.60 08:38:01 AM 1 11.79 0.00 2.20 0.40 0.05 85.56 08:39:01 AM all 36.11 0.00 6.13 0.54 0.10 57.12 08:39:01 AM 0 41.27 0.00 6.19 0.47 0.10 51.97 08:39:01 AM 1 30.94 0.00 6.07 0.62 0.10 62.27 08:40:01 AM all 30.17 0.00 4.40 0.43 0.08 64.91 08:40:01 AM 0 41.92 0.00 4.99 0.48 0.08 52.52 08:40:01 AM 1 18.43 0.00 3.81 0.38 0.08 77.30 Average: all 32.32 0.01 5.70 1.02 0.09 60.87 Average: 0 38.13 0.02 6.27 1.28 0.09 54.22 Average: 1 26.51 0.01 5.12 0.75 0.08 67.52