---> uname -a: Linux prd-centos8-robot-2c-8g-2131.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 596 4931 19 2170 6802 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:bf:69:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.189/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85948sec preferred_lft 85948sec inet6 fe80::f816:3eff:febf:693c/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) 01/20/2026 _x86_64_ (2 CPU) 00:40:43 LINUX RESTART (2 CPU) 12:41:02 AM tps rtps wtps bread/s bwrtn/s 12:42:01 AM 213.37 144.95 68.42 14367.33 41362.83 12:43:01 AM 122.19 1.08 121.11 75.31 12385.42 12:44:01 AM 28.34 0.42 27.92 64.78 2735.70 12:45:01 AM 88.37 6.93 81.44 1289.52 8489.97 12:46:01 AM 11.75 0.00 11.75 0.00 1166.76 12:47:01 AM 8.45 0.38 8.07 42.66 341.38 12:48:01 AM 33.24 0.52 32.73 63.86 1373.72 Average: 71.91 21.75 50.16 2243.19 9618.57 12:41:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:42:01 AM 5329008 6990308 2553424 32.39 2688 1849780 772708 8.65 208168 2048016 180760 12:43:01 AM 5153868 6994624 2728564 34.62 2688 2016428 702572 7.87 199280 2177116 42076 12:44:01 AM 5127212 7013900 2755220 34.95 2688 2060268 691384 7.74 224856 2173224 41568 12:45:01 AM 4941556 7041904 2940876 37.31 2688 2266204 641748 7.19 261500 2291896 27220 12:46:01 AM 4941960 7042140 2940472 37.30 2688 2266204 641748 7.19 261500 2291704 4 12:47:01 AM 5079668 6994412 2802764 35.56 2688 2084912 684668 7.67 258836 2175008 12932 12:48:01 AM 5090616 7002884 2791816 35.42 2688 2085072 695580 7.79 463112 1969168 11308 Average: 5094841 7011453 2787591 35.36 2688 2089838 690058 7.73 268179 2160876 45124 12:41:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 294.44 191.93 1694.45 57.19 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 79.12 61.40 858.93 16.92 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 17.36 10.98 7.15 4.37 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 245.64 185.87 381.22 40.99 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 1.47 0.82 0.19 0.15 0.00 0.00 0.00 0.00 12:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 AM eth0 188.77 147.09 1585.45 29.76 0.00 0.00 0.00 0.00 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 20.61 16.56 16.41 8.42 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 120.64 87.56 646.62 22.46 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) 01/20/2026 _x86_64_ (2 CPU) 00:40:43 LINUX RESTART (2 CPU) 12:41:02 AM CPU %user %nice %system %iowait %steal %idle 12:42:01 AM all 43.70 0.08 10.80 6.00 0.10 39.32 12:42:01 AM 0 51.47 0.07 12.10 5.53 0.10 30.73 12:42:01 AM 1 35.91 0.09 9.49 6.48 0.10 47.93 12:43:01 AM all 29.88 0.00 4.46 1.22 0.10 64.34 12:43:01 AM 0 37.28 0.00 5.85 1.44 0.10 55.33 12:43:01 AM 1 22.49 0.00 3.07 1.00 0.10 73.34 12:44:01 AM all 18.59 0.00 2.84 0.22 0.09 78.26 12:44:01 AM 0 14.39 0.00 2.63 0.12 0.08 82.78 12:44:01 AM 1 22.80 0.00 3.05 0.32 0.10 73.73 12:45:01 AM all 31.72 0.00 5.59 0.79 0.09 61.81 12:45:01 AM 0 37.58 0.00 6.34 0.95 0.08 55.05 12:45:01 AM 1 25.87 0.00 4.84 0.63 0.10 68.56 12:46:01 AM all 0.26 0.00 0.14 0.15 0.05 99.40 12:46:01 AM 0 0.13 0.00 0.15 0.10 0.05 99.57 12:46:01 AM 1 0.38 0.00 0.13 0.20 0.05 99.23 12:47:01 AM all 10.77 0.00 1.97 0.03 0.07 87.16 12:47:01 AM 0 4.19 0.00 1.47 0.03 0.07 94.24 12:47:01 AM 1 17.42 0.00 2.47 0.03 0.07 80.01 12:48:01 AM all 31.01 0.00 3.42 0.16 0.09 65.32 12:48:01 AM 0 46.99 0.00 4.59 0.23 0.08 48.11 12:48:01 AM 1 15.07 0.00 2.25 0.08 0.10 82.50 Average: all 23.65 0.01 4.15 1.21 0.09 70.89 Average: 0 27.36 0.01 4.71 1.19 0.08 66.66 Average: 1 19.95 0.01 3.60 1.23 0.09 75.12