---> uname -a: Linux prd-centos8-robot-2c-8g-11196.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 577 4922 19 2198 6822 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:58:df:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.180/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85929sec preferred_lft 85929sec inet6 fe80::f816:3eff:fe58:dfe3/64 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) 11/17/2025 _x86_64_ (2 CPU) 00:12:51 LINUX RESTART (2 CPU) 12:13:03 AM tps rtps wtps bread/s bwrtn/s 12:14:01 AM 227.42 162.69 64.74 15550.02 42409.05 12:15:01 AM 125.79 0.72 125.07 52.92 12491.82 12:16:01 AM 29.76 0.42 29.35 64.79 2313.96 12:17:01 AM 89.04 9.45 79.59 1685.30 8637.67 12:18:01 AM 11.13 0.00 11.13 0.00 1135.79 12:19:01 AM 2.28 0.20 2.08 11.60 81.99 12:20:01 AM 21.14 0.42 20.73 47.72 1272.18 Average: 71.63 24.18 47.45 2425.11 9607.46 12:13:03 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:14:01 AM 5451732 7031504 2430700 30.84 2688 1771860 730352 8.18 186356 1962244 104080 12:15:01 AM 5169072 7015880 2713360 34.42 2688 2022368 704480 7.89 198588 2161316 45232 12:16:01 AM 5154428 7046068 2728004 34.61 2688 2064952 651364 7.29 227328 2144720 50848 12:17:01 AM 4952300 7066244 2930132 37.17 2688 2280156 625672 7.01 265596 2281120 27048 12:18:01 AM 4951596 7065296 2930836 37.18 2688 2280156 625672 7.01 265592 2281240 4 12:19:01 AM 4891484 7010796 2990948 37.94 2688 2285812 706544 7.91 265976 2340816 4968 12:20:01 AM 5093428 7032064 2789004 35.38 2688 2111872 675388 7.56 467548 1962640 22296 Average: 5094863 7038265 2787569 35.36 2688 2116739 674210 7.55 268141 2162014 36354 12:13:03 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:14:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 351.26 218.73 2026.85 64.00 0.00 0.00 0.00 0.00 12:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 AM eth0 89.54 71.21 855.92 10.22 0.00 0.00 0.00 0.00 12:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:16:01 AM eth0 11.01 10.35 7.66 4.23 0.00 0.00 0.00 0.00 12:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:17:01 AM eth0 222.53 169.81 373.69 43.76 0.00 0.00 0.00 0.00 12:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:01 AM eth0 1.18 0.72 0.16 0.12 0.00 0.00 0.00 0.00 12:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 AM eth0 98.20 84.42 67.87 13.17 0.00 0.00 0.00 0.00 12:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 AM eth0 45.20 32.41 87.62 33.34 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 115.87 83.31 481.20 23.93 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) 11/17/2025 _x86_64_ (2 CPU) 00:12:51 LINUX RESTART (2 CPU) 12:13:03 AM CPU %user %nice %system %iowait %steal %idle 12:14:01 AM all 54.21 0.05 10.87 4.92 0.10 29.85 12:14:01 AM 0 57.96 0.03 12.26 5.27 0.10 24.37 12:14:01 AM 1 50.44 0.07 9.48 4.57 0.09 35.35 12:15:01 AM all 33.82 0.00 5.20 1.83 0.10 59.05 12:15:01 AM 0 47.81 0.00 6.15 1.65 0.12 44.27 12:15:01 AM 1 19.83 0.00 4.25 2.02 0.08 73.82 12:16:01 AM all 19.94 0.00 2.79 0.30 0.08 76.89 12:16:01 AM 0 27.75 0.00 3.49 0.35 0.08 68.33 12:16:01 AM 1 12.15 0.00 2.10 0.25 0.07 85.43 12:17:01 AM all 29.67 0.00 5.68 1.67 0.08 62.90 12:17:01 AM 0 35.38 0.00 5.99 2.47 0.08 56.08 12:17:01 AM 1 23.96 0.00 5.38 0.87 0.08 69.71 12:18:01 AM all 0.07 0.00 0.12 0.37 0.03 99.42 12:18:01 AM 0 0.03 0.00 0.07 0.33 0.02 99.55 12:18:01 AM 1 0.10 0.00 0.17 0.40 0.03 99.30 12:19:01 AM all 8.45 0.00 0.59 0.03 0.07 90.86 12:19:01 AM 0 11.89 0.00 0.93 0.05 0.07 87.06 12:19:01 AM 1 5.05 0.00 0.25 0.02 0.07 94.61 12:20:01 AM all 19.62 0.00 2.83 0.14 0.07 77.34 12:20:01 AM 0 29.38 0.00 3.44 0.15 0.07 66.96 12:20:01 AM 1 9.92 0.00 2.22 0.13 0.07 87.66 Average: all 23.54 0.01 3.98 1.31 0.07 71.10 Average: 0 29.92 0.00 4.59 1.45 0.08 63.96 Average: 1 17.17 0.01 3.37 1.16 0.07 78.22