---> uname -a: Linux prd-centos8-robot-2c-8g-23945.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 622 4699 19 2375 6770 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:de:51:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.179/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fede:51de/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) 02/28/2026 _x86_64_ (2 CPU) 00:46:51 LINUX RESTART (2 CPU) 12:47:01 AM tps rtps wtps bread/s bwrtn/s 12:48:01 AM 220.87 160.94 59.94 15096.78 40351.31 12:49:01 AM 120.43 1.13 119.29 76.91 12018.09 12:50:01 AM 30.66 0.42 30.24 64.78 3743.17 12:51:01 AM 73.06 9.15 63.91 1502.83 4126.72 12:52:01 AM 51.91 0.52 51.39 72.65 6613.55 Average: 99.39 34.44 64.96 3363.29 13371.69 12:47:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 AM 5494292 7032512 2388132 30.30 2688 1730888 763564 8.55 186308 1917000 86196 12:49:01 AM 5110992 6967536 2771432 35.16 2688 2032760 755832 8.46 207300 2211488 91704 12:50:01 AM 5198768 7057012 2683656 34.05 2688 2034708 677924 7.59 228140 2104624 9024 12:51:01 AM 4866696 6984568 3015728 38.26 2688 2284816 722532 8.09 272284 2362160 165804 12:52:01 AM 4856336 6972852 3026088 38.39 2688 2283920 725476 8.12 481056 2161836 10104 Average: 5105417 7002896 2777007 35.23 2688 2073418 729066 8.16 275018 2151422 72566 12:47:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 AM eth0 287.16 186.87 1674.01 60.10 0.00 0.00 0.00 0.00 12:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 AM eth0 103.40 78.89 1190.75 11.23 0.00 0.00 0.00 0.00 12:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 AM eth0 20.59 15.48 7.67 5.36 0.00 0.00 0.00 0.00 12:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 AM eth0 45.55 39.90 339.24 9.85 0.00 0.00 0.00 0.00 12:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:52:01 AM eth0 47.26 39.64 27.94 18.40 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 100.80 72.16 647.98 20.99 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) 02/28/2026 _x86_64_ (2 CPU) 00:46:51 LINUX RESTART (2 CPU) 12:47:01 AM CPU %user %nice %system %iowait %steal %idle 12:48:01 AM all 49.43 0.06 10.78 7.25 0.10 32.38 12:48:01 AM 0 53.39 0.07 10.44 6.92 0.10 29.09 12:48:01 AM 1 45.47 0.05 11.12 7.59 0.10 35.67 12:49:01 AM all 33.83 0.00 5.31 1.67 0.09 59.10 12:49:01 AM 0 43.27 0.00 6.01 1.57 0.10 49.05 12:49:01 AM 1 24.39 0.00 4.61 1.78 0.08 69.14 12:50:01 AM all 11.06 0.00 1.89 0.77 0.05 86.24 12:50:01 AM 0 15.20 0.00 2.04 1.27 0.05 81.44 12:50:01 AM 1 6.91 0.00 1.74 0.27 0.05 91.03 12:51:01 AM all 35.16 0.00 6.47 0.79 0.10 57.48 12:51:01 AM 0 37.50 0.00 6.64 0.83 0.10 54.93 12:51:01 AM 1 32.82 0.00 6.31 0.75 0.10 60.03 12:52:01 AM all 24.20 0.00 3.58 1.62 0.09 70.50 12:52:01 AM 0 28.38 0.00 3.57 1.28 0.08 66.68 12:52:01 AM 1 20.02 0.00 3.59 1.96 0.10 74.33 Average: all 30.72 0.01 5.60 2.41 0.09 61.17 Average: 0 35.53 0.01 5.74 2.37 0.09 56.27 Average: 1 25.90 0.01 5.47 2.46 0.09 66.07