---> uname -a: Linux prd-centos8-robot-2c-8g-15.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 604 4907 19 2185 6794 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:74:c1:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.16/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fe74:c154/64 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) 01/14/2026 _x86_64_ (2 CPU) 02:12:27 LINUX RESTART (2 CPU) 02:13:01 AM tps rtps wtps bread/s bwrtn/s 02:14:01 AM 86.09 25.72 60.36 5567.34 5946.50 02:15:01 AM 97.62 1.08 96.53 75.32 11482.82 02:16:01 AM 18.83 0.42 18.41 62.51 1754.13 02:17:01 AM 72.35 9.42 62.94 1680.92 3989.39 02:18:01 AM 32.64 0.03 32.61 3.47 6366.04 02:19:01 AM 4.02 0.07 3.95 5.73 151.60 02:20:01 AM 27.93 0.63 27.30 73.19 1052.74 Average: 48.49 5.34 43.16 1066.96 4391.81 02:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:14:01 AM 5376700 7056132 2505732 31.79 2688 1862444 679684 7.61 187292 1998788 174100 02:15:01 AM 5144992 6991140 2737440 34.73 2688 2021496 714528 8.00 198912 2184980 42072 02:16:01 AM 5222412 7070196 2660020 33.75 2688 2023376 639052 7.16 219688 2089108 10760 02:17:01 AM 4894312 7007468 2988120 37.91 2688 2279244 684908 7.67 260680 2346124 175740 02:18:01 AM 4918852 7033736 2963580 37.60 2688 2281332 646076 7.23 266472 2310456 4 02:19:01 AM 4821740 6937340 3060692 38.83 2688 2282048 765212 8.57 266804 2406208 4 02:20:01 AM 5063316 6990924 2819116 35.76 2688 2099576 706184 7.91 466208 1991648 22300 Average: 5063189 7012419 2819243 35.77 2688 2121359 690806 7.73 266579 2189616 60711 02:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:14:01 AM eth0 330.66 200.20 1687.53 61.21 0.00 0.00 0.00 0.00 02:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:15:01 AM eth0 81.90 64.66 842.84 9.66 0.00 0.00 0.00 0.00 02:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:16:01 AM eth0 15.96 7.98 5.81 3.37 0.00 0.00 0.00 0.00 02:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:17:01 AM eth0 47.19 39.86 340.39 9.71 0.00 0.00 0.00 0.00 02:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:18:01 AM eth0 200.88 139.77 39.51 37.47 0.00 0.00 0.00 0.00 02:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 AM eth0 112.91 102.77 1340.27 8.25 0.00 0.00 0.00 0.00 02:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 AM eth0 69.27 46.43 87.13 24.08 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 122.69 85.95 620.51 21.96 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) 01/14/2026 _x86_64_ (2 CPU) 02:12:27 LINUX RESTART (2 CPU) 02:13:01 AM CPU %user %nice %system %iowait %steal %idle 02:14:01 AM all 40.44 0.00 6.08 1.73 0.10 51.65 02:14:01 AM 0 46.63 0.00 6.35 1.82 0.10 45.11 02:14:01 AM 1 34.25 0.00 5.80 1.64 0.10 58.20 02:15:01 AM all 26.92 0.00 3.80 2.54 0.08 66.65 02:15:01 AM 0 32.23 0.00 3.95 2.78 0.07 60.97 02:15:01 AM 1 21.61 0.00 3.65 2.30 0.10 72.34 02:16:01 AM all 12.70 0.00 1.39 0.40 0.08 85.43 02:16:01 AM 0 10.51 0.00 1.32 0.63 0.07 87.47 02:16:01 AM 1 14.90 0.00 1.47 0.17 0.08 83.38 02:17:01 AM all 33.15 0.00 6.35 1.57 0.09 58.84 02:17:01 AM 0 36.75 0.00 6.84 1.81 0.08 54.51 02:17:01 AM 1 29.54 0.00 5.85 1.33 0.10 63.17 02:18:01 AM all 5.15 0.00 1.09 0.79 0.04 92.93 02:18:01 AM 0 3.54 0.00 0.95 0.45 0.05 95.01 02:18:01 AM 1 6.77 0.00 1.22 1.14 0.03 90.84 02:19:01 AM all 5.15 0.00 0.60 0.02 0.08 94.16 02:19:01 AM 0 6.09 0.00 0.71 0.02 0.07 93.12 02:19:01 AM 1 4.20 0.00 0.50 0.02 0.08 95.20 02:20:01 AM all 27.61 0.00 3.67 0.19 0.08 68.45 02:20:01 AM 0 33.21 0.00 4.04 0.17 0.08 62.50 02:20:01 AM 1 22.01 0.00 3.30 0.22 0.08 74.39 Average: all 21.61 0.00 3.29 1.04 0.08 73.99 Average: 0 24.16 0.00 3.45 1.10 0.07 71.21 Average: 1 19.06 0.00 3.12 0.97 0.08 76.77