---> uname -a: Linux prd-centos8-robot-2c-8g-1807.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: 2800.000 BogoMIPS: 5600.00 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 590 4922 19 2185 6807 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:0f:da:36 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.127/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85836sec preferred_lft 85836sec inet6 fe80::f816:3eff:fe0f:da36/64 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) 23:26:53 LINUX RESTART (2 CPU) 11:28:01 PM tps rtps wtps bread/s bwrtn/s 11:29:01 PM 118.08 1.08 117.00 75.32 11332.44 11:30:01 PM 33.86 0.42 33.44 64.78 4087.49 11:31:01 PM 80.39 9.38 71.01 1678.37 4238.44 11:32:01 PM 33.31 0.03 33.27 3.47 6375.26 11:33:01 PM 2.53 0.00 2.53 0.00 74.09 11:34:01 PM 0.15 0.00 0.15 0.00 1.58 11:35:01 PM 2.65 0.37 2.28 41.73 129.00 11:36:01 PM 34.91 0.52 34.39 63.85 1455.21 Average: 38.23 1.47 36.76 240.95 3461.66 11:28:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:29:01 PM 5167068 7010292 2715356 34.45 2688 2018788 732000 8.20 198904 2166144 102568 11:30:01 PM 5242568 7087364 2639856 33.49 2688 2020732 661420 7.41 219736 2070824 10760 11:31:01 PM 4904176 7018340 2978248 37.78 2688 2280232 695264 7.78 263628 2333228 179076 11:32:01 PM 4936660 7050656 2945764 37.37 2688 2280356 648652 7.26 266612 2293968 8 11:33:01 PM 4936500 7050500 2945924 37.37 2688 2280360 648652 7.26 266616 2294216 4 11:34:01 PM 4936904 7050892 2945520 37.37 2688 2280360 648652 7.26 266616 2293880 4 11:35:01 PM 5084604 7017332 2797820 35.49 2688 2100656 685548 7.68 263760 2158680 4732 11:36:01 PM 5085080 7011700 2797344 35.49 2688 2099016 708148 7.93 467960 1967916 11460 Average: 5036695 7037134 2845729 36.10 2688 2170062 678542 7.60 276729 2197357 38576 11:28:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:29:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:29:01 PM eth0 98.90 79.00 1164.66 10.97 0.00 0.00 0.00 0.00 11:30:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:01 PM eth0 18.51 11.76 8.86 4.11 0.00 0.00 0.00 0.00 11:31:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:31:01 PM eth0 52.12 47.08 347.06 11.42 0.00 0.00 0.00 0.00 11:32:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:32:01 PM eth0 569.86 409.08 110.59 95.61 0.00 0.00 0.00 0.00 11:33:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:33:01 PM eth0 2.77 2.20 0.81 0.68 0.00 0.00 0.00 0.00 11:34:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:34:01 PM eth0 2.93 1.90 0.48 0.42 0.00 0.00 0.00 0.00 11:35:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:35:01 PM eth0 110.56 75.25 87.88 22.06 0.00 0.00 0.00 0.00 11:36:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:36:01 PM eth0 21.76 18.41 19.28 8.88 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 109.68 80.59 217.44 19.27 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) 23:26:53 LINUX RESTART (2 CPU) 11:28:01 PM CPU %user %nice %system %iowait %steal %idle 11:29:01 PM all 36.56 0.00 5.42 1.31 0.12 56.59 11:29:01 PM 0 36.83 0.00 5.11 1.21 0.12 56.73 11:29:01 PM 1 36.30 0.00 5.73 1.42 0.12 56.44 11:30:01 PM all 12.18 0.00 1.91 0.43 0.06 85.42 11:30:01 PM 0 16.91 0.00 2.18 0.47 0.07 80.38 11:30:01 PM 1 7.45 0.00 1.64 0.38 0.05 90.48 11:31:01 PM all 37.62 0.00 6.51 0.58 0.12 55.17 11:31:01 PM 0 45.30 0.00 7.01 0.73 0.10 46.85 11:31:01 PM 1 29.97 0.00 6.01 0.43 0.13 63.46 11:32:01 PM all 1.63 0.00 1.27 0.86 0.04 96.19 11:32:01 PM 0 1.31 0.00 1.32 0.91 0.03 96.43 11:32:01 PM 1 1.96 0.00 1.21 0.82 0.05 95.96 11:33:01 PM all 0.33 0.00 0.10 0.02 0.06 99.50 11:33:01 PM 0 0.55 0.00 0.07 0.00 0.03 99.35 11:33:01 PM 1 0.10 0.00 0.13 0.03 0.08 99.65 11:34:01 PM all 0.21 0.00 0.07 0.00 0.04 99.68 11:34:01 PM 0 0.35 0.00 0.07 0.00 0.05 99.53 11:34:01 PM 1 0.07 0.00 0.07 0.00 0.03 99.83 11:35:01 PM all 4.49 0.00 1.53 0.02 0.08 93.89 11:35:01 PM 0 6.47 0.00 1.88 0.02 0.05 91.59 11:35:01 PM 1 2.51 0.00 1.19 0.02 0.10 96.19 11:36:01 PM all 32.94 0.00 3.77 0.14 0.07 63.08 11:36:01 PM 0 40.92 0.00 4.20 0.13 0.07 54.68 11:36:01 PM 1 24.97 0.00 3.33 0.15 0.08 71.47 Average: all 15.78 0.00 2.58 0.42 0.07 81.15 Average: 0 18.62 0.00 2.73 0.43 0.06 78.15 Average: 1 12.95 0.00 2.42 0.41 0.08 84.15