---> uname -a: Linux prd-centos8-robot-2c-8g-377.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 634 4880 19 2182 6764 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:89:f4:51 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 85825sec preferred_lft 85825sec inet6 fe80::f816:3eff:fe89:f451/64 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) 01/15/2026 _x86_64_ (2 CPU) 03:03:35 LINUX RESTART (2 CPU) 03:04:03 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 120.67 66.36 54.31 8088.66 33075.08 03:06:01 AM 120.38 1.08 119.29 75.31 11577.96 03:07:01 AM 33.32 0.42 32.91 64.78 3846.87 03:08:01 AM 15.30 0.00 15.30 0.00 1232.58 03:09:01 AM 82.84 6.93 75.90 1289.52 8527.78 03:10:00 AM 15.16 0.07 15.09 4.96 1235.88 03:11:01 AM 4.06 0.03 4.02 1.85 166.36 03:12:01 AM 7.20 0.32 6.88 36.93 299.45 03:13:01 AM 31.67 0.52 31.16 63.85 1565.33 Average: 47.57 8.20 39.37 1043.51 6738.43 03:04:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 5504248 7046960 2378172 30.17 2688 1735272 720596 8.07 186640 1909872 98692 03:06:01 AM 5150816 6996760 2731604 34.65 2688 2021576 729048 8.16 199220 2184008 104352 03:07:01 AM 5227960 7075608 2654460 33.68 2688 2023524 645180 7.22 219944 2087344 10756 03:08:01 AM 5094864 7028336 2787556 35.36 2688 2104580 691824 7.75 229272 2196000 75564 03:09:01 AM 4937392 7040400 2945028 37.36 2688 2269632 638312 7.15 261496 2296580 27228 03:10:00 AM 4899580 7002740 2982840 37.84 2688 2270124 722088 8.09 261896 2337232 344 03:11:01 AM 4894608 6998976 2987812 37.90 2688 2271320 722088 8.09 262108 2342228 488 03:12:01 AM 4960132 6923620 2922288 37.07 2688 2134312 777292 8.70 299608 2255840 54904 03:13:01 AM 5001036 6936268 2881384 36.55 2688 2108388 778920 8.72 468680 2052864 22156 Average: 5074515 7005519 2807905 35.62 2688 2104303 713928 7.99 265429 2184663 43832 03:04:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 310.00 173.44 1409.96 62.20 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 103.33 77.84 1169.79 11.11 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 9.45 7.10 4.95 3.20 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 18.76 12.58 80.85 2.72 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 177.62 136.99 293.31 32.47 0.00 0.00 0.00 0.00 03:10:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:00 AM eth0 14.95 6.82 4.21 1.03 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 24.01 21.30 8.01 4.00 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 59.59 47.59 85.99 35.06 0.00 0.00 0.00 0.00 03:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:13:01 AM eth0 17.24 14.91 13.78 7.49 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 80.82 54.97 337.25 17.53 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) 01/15/2026 _x86_64_ (2 CPU) 03:03:35 LINUX RESTART (2 CPU) 03:04:03 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 34.95 0.02 7.52 16.68 0.12 40.71 03:05:01 AM 0 33.57 0.03 7.26 15.93 0.12 43.09 03:05:01 AM 1 36.34 0.00 7.78 17.42 0.12 38.34 03:06:01 AM all 37.38 0.00 5.32 1.51 0.15 55.65 03:06:01 AM 0 47.94 0.00 6.40 1.52 0.17 43.98 03:06:01 AM 1 26.88 0.00 4.25 1.49 0.13 67.25 03:07:01 AM all 12.32 0.00 1.59 0.43 0.08 85.60 03:07:01 AM 0 20.81 0.00 1.90 0.42 0.08 76.79 03:07:01 AM 1 3.84 0.00 1.27 0.43 0.07 94.39 03:08:01 AM all 13.77 0.00 2.63 2.35 0.08 81.16 03:08:01 AM 0 12.09 0.00 2.81 2.31 0.08 82.71 03:08:01 AM 1 15.46 0.00 2.46 2.39 0.08 79.61 03:09:01 AM all 25.83 0.00 4.74 1.78 0.10 67.54 03:09:01 AM 0 35.95 0.00 5.07 1.91 0.10 56.97 03:09:01 AM 1 15.72 0.00 4.41 1.66 0.10 78.11 03:10:00 AM all 1.76 0.00 0.34 0.22 0.06 97.62 03:10:00 AM 0 1.66 0.00 0.27 0.08 0.07 97.92 03:10:00 AM 1 1.87 0.00 0.40 0.35 0.05 97.33 03:11:01 AM all 8.63 0.00 0.81 0.02 0.10 90.44 03:11:01 AM 0 11.00 0.00 0.93 0.03 0.12 87.92 03:11:01 AM 1 6.25 0.00 0.68 0.02 0.08 92.96 03:12:01 AM all 19.30 0.00 2.10 0.05 0.11 78.45 03:12:01 AM 0 31.06 0.00 2.80 0.05 0.12 65.97 03:12:01 AM 1 7.58 0.00 1.40 0.05 0.10 90.87 03:13:01 AM all 30.93 0.00 3.56 0.32 0.10 65.10 03:13:01 AM 0 51.13 0.00 4.23 0.50 0.10 44.04 03:13:01 AM 1 10.81 0.00 2.88 0.13 0.10 86.07 Average: all 20.49 0.00 3.16 2.53 0.10 73.72 Average: 0 27.22 0.00 3.50 2.47 0.11 66.70 Average: 1 13.77 0.00 2.82 2.60 0.09 80.72