---> uname -a: Linux prd-centos8-robot-2c-8g-5215.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 594 4928 19 2174 6804 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:ec:b2:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.147/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85940sec preferred_lft 85940sec inet6 fe80::f816:3eff:feec:b2b2/64 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) 01/28/2026 _x86_64_ (2 CPU) 03:13:30 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 84.92 15.34 69.58 5423.55 6665.97 03:16:01 AM 92.17 1.08 91.09 75.31 10624.39 03:17:01 AM 28.01 0.42 27.59 64.78 2609.13 03:18:01 AM 74.70 6.93 67.77 1289.52 7983.17 03:19:01 AM 14.31 0.05 14.26 4.80 1227.79 03:20:01 AM 11.78 0.33 11.45 37.86 392.22 03:21:01 AM 31.20 0.52 30.68 63.83 1375.73 Average: 48.16 3.53 44.63 994.34 4411.19 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5389916 7073804 2492512 31.62 2688 1866684 680268 7.62 186212 1989760 156440 03:16:01 AM 5166584 7012852 2715844 34.45 2688 2021944 712952 7.98 198712 2167864 40772 03:17:01 AM 5120904 7013164 2761524 35.03 2688 2065680 712668 7.98 228028 2177700 41220 03:18:01 AM 4940948 7044236 2941480 37.32 2688 2269300 652012 7.30 260816 2291892 26052 03:19:01 AM 4901540 7004916 2980888 37.82 2688 2269672 707296 7.92 261144 2334312 232 03:20:01 AM 4999144 6957600 2883284 36.58 2688 2128944 759552 8.50 296600 2220632 51100 03:21:01 AM 5095232 7018088 2787196 35.36 2688 2095960 701544 7.86 463652 1967800 27596 Average: 5087753 7017809 2794675 35.45 2688 2102598 703756 7.88 270738 2164280 49059 03:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 379.53 217.62 1783.56 59.86 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 76.96 56.01 767.27 8.59 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 21.59 12.75 9.94 4.80 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 222.78 156.46 376.68 46.24 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 12.95 6.31 4.14 0.95 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 161.24 132.21 1455.10 28.71 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 18.81 16.01 14.60 7.90 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 127.69 85.34 630.18 22.44 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) 01/28/2026 _x86_64_ (2 CPU) 03:13:30 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 40.59 0.00 6.31 0.83 0.09 52.17 03:15:01 AM 0 33.69 0.00 5.43 0.75 0.08 60.04 03:15:01 AM 1 47.50 0.00 7.20 0.90 0.10 44.30 03:16:01 AM all 25.36 0.00 3.44 0.85 0.11 70.25 03:16:01 AM 0 18.32 0.00 3.14 0.87 0.12 77.56 03:16:01 AM 1 32.40 0.00 3.74 0.83 0.10 62.93 03:17:01 AM all 22.29 0.00 3.18 0.40 0.11 74.02 03:17:01 AM 0 16.16 0.00 2.87 0.52 0.12 80.34 03:17:01 AM 1 28.43 0.00 3.49 0.28 0.10 67.70 03:18:01 AM all 29.23 0.00 5.54 0.77 0.09 64.37 03:18:01 AM 0 19.13 0.00 5.01 0.57 0.08 75.21 03:18:01 AM 1 39.37 0.00 6.06 0.97 0.10 53.50 03:19:01 AM all 1.05 0.00 0.26 0.17 0.05 98.47 03:19:01 AM 0 1.84 0.00 0.38 0.33 0.05 97.40 03:19:01 AM 1 0.27 0.00 0.13 0.00 0.05 99.55 03:20:01 AM all 12.45 0.00 1.93 0.07 0.08 85.47 03:20:01 AM 0 8.37 0.00 1.93 0.07 0.08 89.55 03:20:01 AM 1 16.54 0.00 1.94 0.07 0.08 81.37 03:21:01 AM all 32.18 0.00 4.12 0.12 0.08 63.50 03:21:01 AM 0 26.65 0.00 4.13 0.13 0.08 69.01 03:21:01 AM 1 37.71 0.00 4.11 0.10 0.08 58.00 Average: all 23.32 0.00 3.54 0.46 0.09 72.60 Average: 0 17.74 0.00 3.27 0.46 0.09 78.44 Average: 1 28.90 0.00 3.81 0.45 0.09 66.75