---> uname -a: Linux prd-centos8-robot-2c-8g-8618.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 628 4851 19 2217 6769 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:d3:54:ee brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.186/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fed3:54ee/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) 02/08/2026 _x86_64_ (2 CPU) 01:16:51 LINUX RESTART (2 CPU) 01:17:01 AM tps rtps wtps bread/s bwrtn/s 01:18:01 AM 226.70 163.27 63.42 15037.11 41131.01 01:19:01 AM 125.74 1.08 124.66 75.31 12682.49 01:20:01 AM 27.36 0.42 26.95 64.79 2363.31 01:21:01 AM 84.03 9.41 74.62 1681.28 8239.37 01:22:01 AM 13.03 0.05 12.98 4.80 1170.87 01:23:01 AM 2.32 0.03 2.28 1.07 441.52 01:24:01 AM 0.58 0.00 0.58 0.00 135.09 01:25:01 AM 15.41 0.32 15.10 36.93 691.80 Average: 61.91 21.83 40.08 2113.35 8358.90 01:17:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:18:01 AM 5368736 6961284 2513696 31.89 2688 1783348 798864 8.94 193152 2033752 119124 01:19:01 AM 5126272 6966252 2756160 34.97 2688 2016068 737952 8.26 198632 2207140 40760 01:20:01 AM 5109840 7001196 2772592 35.17 2688 2064688 705528 7.90 227764 2187852 45932 01:21:01 AM 4907032 7016368 2975400 37.75 2688 2275392 665128 7.45 265888 2324492 26040 01:22:01 AM 4861800 6971364 3020632 38.32 2688 2275784 746560 8.36 266220 2367664 252 01:23:01 AM 4773140 6893496 3109292 39.45 2688 2286576 838540 9.39 266368 2456236 12 01:24:01 AM 4774548 6900044 3107884 39.43 2688 2291716 878288 9.83 266524 2454640 1504 01:25:01 AM 4983832 6943720 2898600 36.77 2688 2131688 741736 8.31 323524 2209956 45588 Average: 4988150 6956716 2894282 36.72 2688 2140658 764074 8.56 251009 2280216 34902 01:17:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:18:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 01:18:01 AM eth0 298.50 188.74 1968.33 60.11 0.00 0.00 0.00 0.00 01:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 AM eth0 88.94 73.73 878.74 10.39 0.00 0.00 0.00 0.00 01:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 AM eth0 15.98 14.08 9.46 5.15 0.00 0.00 0.00 0.00 01:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 AM eth0 248.33 184.38 377.99 46.05 0.00 0.00 0.00 0.00 01:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 AM eth0 18.43 10.96 5.41 1.82 0.00 0.00 0.00 0.00 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 116.31 111.20 160.87 10.65 0.00 0.00 0.00 0.00 01:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 AM eth0 127.21 126.43 46.78 13.66 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 89.50 60.09 117.86 57.39 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 125.42 96.21 445.78 25.65 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) 02/08/2026 _x86_64_ (2 CPU) 01:16:51 LINUX RESTART (2 CPU) 01:17:01 AM CPU %user %nice %system %iowait %steal %idle 01:18:01 AM all 54.40 0.05 10.57 2.50 0.11 32.37 01:18:01 AM 0 53.55 0.07 10.29 2.41 0.10 33.58 01:18:01 AM 1 55.25 0.03 10.86 2.58 0.12 31.16 01:19:01 AM all 28.60 0.00 4.52 1.09 0.08 65.70 01:19:01 AM 0 13.53 0.00 2.74 0.65 0.08 83.00 01:19:01 AM 1 43.67 0.00 6.31 1.54 0.08 48.40 01:20:01 AM all 19.39 0.00 3.17 0.18 0.07 77.18 01:20:01 AM 0 18.36 0.00 2.78 0.12 0.08 78.65 01:20:01 AM 1 20.42 0.00 3.55 0.25 0.07 75.71 01:21:01 AM all 27.73 0.00 5.56 0.71 0.08 65.92 01:21:01 AM 0 20.37 0.00 4.95 0.63 0.08 73.96 01:21:01 AM 1 35.09 0.00 6.17 0.78 0.08 57.87 01:22:01 AM all 1.40 0.00 0.26 0.11 0.04 98.19 01:22:01 AM 0 0.74 0.00 0.18 0.07 0.03 98.98 01:22:01 AM 1 2.07 0.00 0.33 0.15 0.05 97.39 01:23:01 AM all 14.93 0.00 0.98 0.02 0.08 83.99 01:23:01 AM 0 7.19 0.00 0.97 0.03 0.08 91.73 01:23:01 AM 1 22.70 0.00 0.99 0.00 0.08 76.22 01:24:01 AM all 12.81 0.00 1.01 0.00 0.08 86.09 01:24:01 AM 0 11.01 0.00 0.92 0.00 0.08 87.98 01:24:01 AM 1 14.62 0.00 1.09 0.00 0.08 84.20 01:25:01 AM all 17.70 0.00 2.10 0.06 0.08 80.06 01:25:01 AM 0 12.19 0.00 2.15 0.05 0.08 85.52 01:25:01 AM 1 23.22 0.00 2.04 0.07 0.08 74.59 Average: all 22.12 0.01 3.52 0.58 0.08 73.69 Average: 0 17.12 0.01 3.12 0.50 0.08 79.18 Average: 1 27.13 0.00 3.92 0.67 0.08 68.19