---> uname -a: Linux prd-centos8-robot-2c-8g-8389.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 601 4899 19 2196 6796 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:5f:b3:59 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.251/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85868sec preferred_lft 85868sec inet6 fe80::f816:3eff:fe5f:b359/64 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) 02/07/2026 _x86_64_ (2 CPU) 03:23:50 LINUX RESTART (2 CPU) 03:24:01 AM tps rtps wtps bread/s bwrtn/s 03:25:01 AM 199.87 155.93 43.94 14758.90 38447.18 03:26:01 AM 125.63 0.38 125.25 16.13 11809.73 03:27:01 AM 40.44 1.40 39.04 137.69 5028.97 03:28:01 AM 39.74 6.75 32.99 1246.25 2167.41 03:29:01 AM 60.99 2.70 58.29 436.19 7936.11 03:30:01 AM 3.67 0.07 3.60 4.93 131.82 03:31:01 AM 2.32 0.03 2.28 1.87 120.04 03:32:01 AM 17.14 0.40 16.74 46.78 718.01 Average: 61.22 20.96 40.26 2081.17 8294.85 03:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:25:01 AM 5567680 7066408 2314744 29.37 2688 1693216 727648 8.15 180904 1855276 89712 03:26:01 AM 5060708 6941540 2821716 35.80 2688 2057948 795452 8.91 192408 2283556 173900 03:27:01 AM 5227152 7074936 2655272 33.69 2688 2023804 671404 7.52 219672 2085220 9564 03:28:01 AM 4923220 7022328 2959204 37.54 2688 2264908 691872 7.75 256680 2317048 182548 03:29:01 AM 4925872 7040536 2956552 37.51 2688 2281196 660172 7.39 266860 2302460 4 03:30:01 AM 4882100 6997804 3000324 38.06 2688 2282280 734400 8.22 267344 2345420 936 03:31:01 AM 4874316 6992416 3008108 38.16 2688 2284636 734400 8.22 267484 2353408 1748 03:32:01 AM 5092656 7029584 2789768 35.39 2688 2108896 683896 7.66 470264 1957528 30624 Average: 5069213 7020694 2813211 35.69 2688 2124610 712406 7.98 265202 2187490 61130 03:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 279.41 146.97 1332.16 55.93 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 134.51 107.20 1522.18 14.22 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 17.13 8.25 7.14 3.54 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 38.54 31.27 336.34 6.74 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 214.20 149.86 46.49 40.05 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 24.81 16.56 7.27 2.96 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 21.61 20.04 7.10 4.96 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 57.91 41.64 87.92 28.60 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 98.51 65.22 418.31 19.62 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) 02/07/2026 _x86_64_ (2 CPU) 03:23:50 LINUX RESTART (2 CPU) 03:24:01 AM CPU %user %nice %system %iowait %steal %idle 03:25:01 AM all 43.52 0.06 10.29 16.66 0.12 29.34 03:25:01 AM 0 41.59 0.07 10.34 15.99 0.10 31.91 03:25:01 AM 1 45.47 0.05 10.25 17.34 0.14 26.76 03:26:01 AM all 35.92 0.00 5.30 2.75 0.10 55.93 03:26:01 AM 0 39.90 0.00 5.26 3.01 0.10 51.72 03:26:01 AM 1 31.92 0.00 5.34 2.49 0.10 60.15 03:27:01 AM all 14.19 0.00 2.17 0.68 0.12 82.84 03:27:01 AM 0 18.13 0.00 2.24 0.57 0.10 78.97 03:27:01 AM 1 10.24 0.00 2.10 0.80 0.13 86.72 03:28:01 AM all 23.87 0.00 4.84 2.65 0.08 68.56 03:28:01 AM 0 28.88 0.00 5.41 2.09 0.08 63.55 03:28:01 AM 1 18.86 0.00 4.27 3.22 0.08 73.57 03:29:01 AM all 13.02 0.00 2.46 1.85 0.08 82.59 03:29:01 AM 0 17.15 0.00 2.83 1.64 0.08 78.30 03:29:01 AM 1 8.90 0.00 2.09 2.06 0.07 86.89 03:30:01 AM all 5.60 0.00 0.50 0.03 0.07 93.80 03:30:01 AM 0 6.41 0.00 0.60 0.00 0.07 92.92 03:30:01 AM 1 4.79 0.00 0.40 0.05 0.07 94.69 03:31:01 AM all 10.80 0.00 0.67 0.03 0.08 88.42 03:31:01 AM 0 12.99 0.00 0.80 0.03 0.08 86.09 03:31:01 AM 1 8.61 0.00 0.54 0.02 0.08 90.75 03:32:01 AM all 19.59 0.00 3.12 0.18 0.08 77.03 03:32:01 AM 0 25.70 0.00 3.30 0.27 0.08 70.64 03:32:01 AM 1 13.47 0.00 2.94 0.08 0.07 83.44 Average: all 20.77 0.01 3.65 3.07 0.09 72.41 Average: 0 23.82 0.01 3.83 2.92 0.09 69.33 Average: 1 17.71 0.01 3.47 3.22 0.09 75.49