---> uname -a: Linux prd-centos8-robot-2c-8g-8614.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 595 4731 19 2370 6797 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:4e:18:4a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.210/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85821sec preferred_lft 85821sec inet6 fe80::f816:3eff:fe4e:184a/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) 02/08/2026 _x86_64_ (2 CPU) 01:06:53 LINUX RESTART (2 CPU) 01:08:01 AM tps rtps wtps bread/s bwrtn/s 01:09:01 AM 126.21 1.08 125.12 75.31 12445.75 01:10:01 AM 28.49 0.42 28.07 64.77 2845.41 01:11:01 AM 81.31 9.41 71.89 1681.84 4654.02 01:12:01 AM 27.40 0.00 27.40 0.00 5606.73 01:13:01 AM 2.40 0.00 2.40 0.00 68.99 01:14:01 AM 0.33 0.00 0.33 0.00 3.45 01:15:01 AM 0.42 0.00 0.42 0.00 5.40 01:16:01 AM 24.21 0.25 23.96 42.79 943.49 Average: 36.35 1.40 34.95 233.10 3321.72 01:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:09:01 AM 5156780 7000468 2725652 34.58 2688 2019296 710368 7.95 198456 2173428 66164 01:10:01 AM 5212260 7060940 2670172 33.87 2688 2024488 684000 7.66 222440 2098664 12820 01:11:01 AM 4940116 7052700 2942316 37.33 2688 2278656 628652 7.04 266268 2294740 156688 01:12:01 AM 4938016 7050388 2944416 37.35 2688 2278624 628652 7.04 266276 2293248 8 01:13:01 AM 4937896 7050272 2944536 37.36 2688 2278628 628652 7.04 266276 2293320 4 01:14:01 AM 4938148 7050516 2944284 37.35 2688 2278628 628652 7.04 266276 2293264 4 01:15:01 AM 4938296 7050664 2944136 37.35 2688 2278628 628652 7.04 266276 2293200 4 01:16:01 AM 4823592 6934476 3058840 38.81 2688 2277108 752072 8.42 469928 2205016 23008 Average: 4985638 7031303 2896794 36.75 2688 2214257 661212 7.40 277774 2243110 32338 01:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 114.58 89.54 1271.77 12.10 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 15.66 13.11 6.79 4.80 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 49.58 43.39 343.95 13.02 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 573.19 411.51 108.30 89.43 0.00 0.00 0.00 0.00 01:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 AM eth0 0.75 0.32 0.19 0.10 0.00 0.00 0.00 0.00 01:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 AM eth0 0.92 0.17 0.05 0.01 0.00 0.00 0.00 0.00 01:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 AM eth0 0.50 0.17 0.04 0.01 0.00 0.00 0.00 0.00 01:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:16:01 AM eth0 19.98 14.76 18.09 8.41 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 96.89 71.61 218.65 15.98 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) 02/08/2026 _x86_64_ (2 CPU) 01:06:53 LINUX RESTART (2 CPU) 01:08:01 AM CPU %user %nice %system %iowait %steal %idle 01:09:01 AM all 33.85 0.00 5.50 1.68 0.09 58.88 01:09:01 AM 0 40.10 0.00 6.62 1.46 0.10 51.71 01:09:01 AM 1 27.61 0.00 4.37 1.90 0.08 66.04 01:10:01 AM all 10.89 0.00 2.14 0.33 0.07 86.58 01:10:01 AM 0 18.69 0.00 2.52 0.45 0.07 78.27 01:10:01 AM 1 3.09 0.00 1.77 0.20 0.07 94.88 01:11:01 AM all 35.73 0.00 6.12 0.90 0.11 57.14 01:11:01 AM 0 38.57 0.00 6.55 1.03 0.10 53.76 01:11:01 AM 1 32.88 0.00 5.69 0.77 0.12 60.54 01:12:01 AM all 1.05 0.00 1.19 1.05 0.05 96.66 01:12:01 AM 0 1.19 0.00 0.89 0.90 0.03 96.99 01:12:01 AM 1 0.90 0.00 1.49 1.21 0.07 96.33 01:13:01 AM all 0.31 0.00 0.05 0.01 0.03 99.60 01:13:01 AM 0 0.52 0.00 0.05 0.02 0.02 99.40 01:13:01 AM 1 0.10 0.00 0.05 0.00 0.05 99.80 01:14:01 AM all 0.28 0.00 0.05 0.00 0.04 99.62 01:14:01 AM 0 0.32 0.00 0.03 0.00 0.03 99.62 01:14:01 AM 1 0.25 0.00 0.07 0.00 0.05 99.63 01:15:01 AM all 0.29 0.00 0.06 0.00 0.04 99.61 01:15:01 AM 0 0.37 0.00 0.07 0.00 0.05 99.52 01:15:01 AM 1 0.22 0.00 0.05 0.00 0.03 99.70 01:16:01 AM all 21.38 0.00 2.77 0.13 0.08 75.65 01:16:01 AM 0 23.50 0.00 2.48 0.17 0.08 73.76 01:16:01 AM 1 19.25 0.00 3.05 0.10 0.07 77.53 Average: all 12.99 0.00 2.24 0.51 0.06 84.19 Average: 0 15.43 0.00 2.41 0.50 0.06 81.60 Average: 1 10.56 0.00 2.07 0.52 0.07 86.79