---> uname -a: Linux prd-centos8-robot-2c-8g-1682.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 8.4G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 615 4901 19 2180 6783 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:cc:22:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.55/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85884sec preferred_lft 85884sec inet6 fe80::f816:3eff:fecc:226c/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) 01/18/2026 _x86_64_ (2 CPU) 03:02:48 LINUX RESTART (2 CPU) 03:03:02 AM tps rtps wtps bread/s bwrtn/s 03:04:01 AM 217.64 155.12 62.51 14759.58 41893.78 03:05:01 AM 125.56 1.08 124.48 75.31 12299.20 03:06:01 AM 25.00 0.38 24.61 64.26 2005.98 03:07:01 AM 65.56 6.93 58.63 1286.37 3728.66 03:08:01 AM 30.51 0.03 30.48 3.47 6304.77 03:09:01 AM 5.16 0.07 5.10 4.93 216.06 03:10:01 AM 0.73 0.03 0.70 1.87 111.35 03:11:01 AM 33.49 0.63 32.86 73.19 1603.80 Average: 62.64 20.26 42.38 2007.45 8451.82 03:03:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:01 AM 5418852 7015032 2463572 31.25 2688 1787284 757388 8.48 191108 1981648 116112 03:05:01 AM 5168564 7012148 2713860 34.43 2688 2019436 695532 7.79 198664 2160748 46132 03:06:01 AM 5244456 7089632 2637968 33.47 2688 2021368 631360 7.07 219388 2067236 2504 03:07:01 AM 4899660 7000664 2982764 37.84 2688 2267504 689140 7.72 260368 2338084 177756 03:08:01 AM 4938176 7038920 2944248 37.35 2688 2267576 668464 7.48 260932 2294636 16 03:09:01 AM 4891808 6993972 2990616 37.94 2688 2269004 720464 8.07 261404 2340516 400 03:10:01 AM 4931080 7037256 2951344 37.44 2688 2273008 663380 7.43 261888 2301352 1356 03:11:01 AM 5014992 6937548 2867432 36.38 2688 2095136 751216 8.41 464296 2041424 11292 Average: 5063448 7015646 2818976 35.76 2688 2125040 697118 7.81 264756 2190706 44446 03:03:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 AM eth0 304.81 188.48 1760.44 61.61 0.00 0.00 0.00 0.00 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 90.12 69.63 859.99 10.25 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 12.35 7.77 5.31 3.33 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 51.42 41.99 341.98 10.08 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 172.47 128.50 35.48 34.85 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 31.72 25.94 10.62 4.19 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 29.56 25.66 9.45 5.72 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 46.01 35.84 88.23 30.20 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 91.87 65.22 386.13 19.94 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) 01/18/2026 _x86_64_ (2 CPU) 03:02:48 LINUX RESTART (2 CPU) 03:03:02 AM CPU %user %nice %system %iowait %steal %idle 03:04:01 AM all 48.16 0.06 10.86 4.10 0.10 36.71 03:04:01 AM 0 43.45 0.10 11.01 4.29 0.10 41.05 03:04:01 AM 1 52.87 0.02 10.72 3.91 0.10 32.38 03:05:01 AM all 32.89 0.00 5.04 0.99 0.08 61.00 03:05:01 AM 0 34.14 0.00 5.48 1.18 0.08 59.11 03:05:01 AM 1 31.64 0.00 4.61 0.80 0.08 62.87 03:06:01 AM all 11.86 0.00 1.50 0.17 0.06 86.41 03:06:01 AM 0 3.86 0.00 1.44 0.27 0.05 94.39 03:06:01 AM 1 19.86 0.00 1.57 0.07 0.07 78.44 03:07:01 AM all 37.61 0.00 6.28 0.44 0.10 55.57 03:07:01 AM 0 31.68 0.00 6.02 0.33 0.10 61.86 03:07:01 AM 1 43.54 0.00 6.54 0.55 0.10 49.27 03:08:01 AM all 0.71 0.00 0.73 0.38 0.04 98.14 03:08:01 AM 0 0.43 0.00 0.77 0.42 0.03 98.35 03:08:01 AM 1 0.99 0.00 0.69 0.35 0.05 97.93 03:09:01 AM all 7.87 0.00 0.83 0.01 0.07 91.23 03:09:01 AM 0 5.27 0.00 0.60 0.02 0.08 94.03 03:09:01 AM 1 10.47 0.00 1.05 0.00 0.05 88.43 03:10:01 AM all 12.74 0.00 0.77 0.01 0.08 86.41 03:10:01 AM 0 10.57 0.00 0.69 0.02 0.07 88.66 03:10:01 AM 1 14.91 0.00 0.85 0.00 0.08 84.16 03:11:01 AM all 30.56 0.00 3.74 0.11 0.08 65.51 03:11:01 AM 0 32.55 0.00 3.82 0.12 0.07 63.44 03:11:01 AM 1 28.58 0.00 3.67 0.10 0.08 67.57 Average: all 22.75 0.01 3.70 0.77 0.08 72.69 Average: 0 20.20 0.01 3.71 0.82 0.07 75.18 Average: 1 25.31 0.00 3.70 0.72 0.08 70.20