---> uname -a: Linux prd-centos8-robot-2c-8g-1313.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 637 4881 19 2178 6761 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:97:97:d1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.137/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:fe97:97d1/64 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) 01/17/2026 _x86_64_ (2 CPU) 00:36:56 LINUX RESTART (2 CPU) 12:38:01 AM tps rtps wtps bread/s bwrtn/s 12:39:01 AM 125.56 1.10 124.46 75.84 13241.47 12:40:01 AM 27.16 0.38 26.77 64.25 2752.85 12:41:01 AM 76.36 6.96 69.40 1289.62 5114.68 12:42:01 AM 22.08 0.00 22.08 0.00 5147.75 12:43:01 AM 4.25 0.07 4.18 4.93 168.72 12:44:01 AM 2.27 0.25 2.02 13.86 199.25 12:45:01 AM 34.17 0.62 33.56 88.77 1618.24 Average: 41.69 1.34 40.35 219.65 4034.92 12:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:39:01 AM 5155636 6996760 2726796 34.59 2688 2016632 723424 8.10 199480 2174904 65564 12:40:01 AM 5160916 7013448 2721516 34.53 2688 2028580 727224 8.14 226120 2145244 20788 12:41:01 AM 4950816 7049528 2931616 37.19 2688 2264772 657160 7.36 261864 2285964 145564 12:42:01 AM 4947432 7045832 2935000 37.23 2688 2264772 657160 7.36 261872 2285932 4 12:43:01 AM 4901812 7001764 2980620 37.81 2688 2266332 706648 7.91 262340 2330912 548 12:44:01 AM 5065148 6986544 2817284 35.74 2688 2089172 709204 7.94 262512 2168732 4584 12:45:01 AM 5051204 6971928 2831228 35.92 2688 2093216 732048 8.20 466524 2005516 11352 Average: 5033281 7009401 2849151 36.15 2688 2146211 701838 7.86 277245 2199601 35486 12:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 101.37 80.21 1150.56 11.52 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 16.18 9.06 6.43 3.82 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 226.79 164.78 376.37 37.01 0.00 0.00 0.00 0.00 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 5.65 3.63 1.46 0.79 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 37.14 29.06 12.11 5.08 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 61.37 41.09 81.26 33.66 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 20.16 18.19 18.57 9.43 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 66.96 49.44 235.26 14.47 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) 01/17/2026 _x86_64_ (2 CPU) 00:36:56 LINUX RESTART (2 CPU) 12:38:01 AM CPU %user %nice %system %iowait %steal %idle 12:39:01 AM all 35.46 0.00 5.12 1.08 0.09 58.25 12:39:01 AM 0 34.22 0.00 4.97 1.07 0.08 59.65 12:39:01 AM 1 36.69 0.00 5.26 1.10 0.10 56.85 12:40:01 AM all 14.20 0.00 2.08 0.34 0.08 83.30 12:40:01 AM 0 4.17 0.00 1.63 0.42 0.08 93.70 12:40:01 AM 1 24.25 0.00 2.52 0.27 0.07 72.90 12:41:01 AM all 35.87 0.00 6.11 0.53 0.10 57.38 12:41:01 AM 0 27.02 0.00 5.21 0.57 0.10 67.10 12:41:01 AM 1 44.73 0.00 7.02 0.50 0.10 47.65 12:42:01 AM all 0.27 0.00 0.26 0.29 0.04 99.14 12:42:01 AM 0 0.18 0.00 0.20 0.23 0.05 99.33 12:42:01 AM 1 0.35 0.00 0.32 0.35 0.03 98.95 12:43:01 AM all 9.43 0.00 0.94 0.03 0.08 89.53 12:43:01 AM 0 8.47 0.00 0.85 0.03 0.10 90.54 12:43:01 AM 1 10.38 0.00 1.02 0.02 0.07 88.52 12:44:01 AM all 12.77 0.00 1.16 0.01 0.09 85.97 12:44:01 AM 0 9.30 0.00 1.04 0.02 0.10 89.54 12:44:01 AM 1 16.23 0.00 1.28 0.00 0.08 82.40 12:45:01 AM all 33.16 0.00 4.08 0.17 0.09 62.50 12:45:01 AM 0 25.77 0.00 3.73 0.17 0.10 70.23 12:45:01 AM 1 40.56 0.00 4.43 0.17 0.08 54.76 Average: all 20.18 0.00 2.82 0.35 0.08 76.56 Average: 0 15.60 0.00 2.52 0.36 0.09 81.43 Average: 1 24.76 0.00 3.12 0.34 0.08 71.70