---> uname -a: Linux prd-centos8-robot-2c-8g-5837.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 589 4938 19 2168 6808 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:a7:e8:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.225/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85927sec preferred_lft 85927sec inet6 fe80::f816:3eff:fea7:e8ba/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) 01/30/2026 _x86_64_ (2 CPU) 00:35:40 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 181.14 93.37 87.77 9479.91 41493.80 12:38:01 AM 87.65 0.07 87.59 1.87 11077.01 12:39:01 AM 26.51 1.02 25.50 73.45 3105.32 12:40:01 AM 30.97 0.42 30.56 64.78 1691.27 12:41:01 AM 79.16 6.93 72.23 1289.09 8388.86 12:42:01 AM 9.43 0.05 9.38 4.80 609.10 12:43:01 AM 21.23 0.43 20.79 47.18 829.67 Average: 62.30 14.61 47.69 1565.93 9599.63 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5416136 7082404 2466292 31.29 2688 1849436 672628 7.53 185580 1960672 166056 12:38:01 AM 5231376 7023736 2651052 33.63 2688 1969580 686960 7.69 187664 2110044 4 12:39:01 AM 5161416 7001204 2721012 34.52 2688 2015468 714588 8.00 199200 2168992 4 12:40:01 AM 5105640 7030152 2776788 35.23 2688 2095836 709456 7.94 229348 2181632 72584 12:41:01 AM 4950716 7047432 2931712 37.19 2688 2262820 646432 7.24 261600 2277572 9652 12:42:01 AM 4910632 7007656 2971796 37.70 2688 2263232 714628 8.00 261928 2320048 88 12:43:01 AM 5154448 7064544 2727980 34.61 2688 2082328 649260 7.27 461408 1905428 23012 Average: 5132909 7036733 2749519 34.88 2688 2076957 684850 7.67 255247 2132055 38771 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 281.61 185.69 1662.97 58.52 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 32.59 25.56 262.01 5.69 0.00 0.00 0.00 0.00 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 76.00 52.84 618.70 5.24 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 23.54 20.04 90.93 6.15 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 235.82 176.96 295.42 43.79 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 14.86 8.77 3.98 4.05 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 54.65 37.20 81.55 22.25 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 102.73 72.44 430.80 20.81 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) 01/30/2026 _x86_64_ (2 CPU) 00:35:40 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 43.51 0.06 10.34 2.40 0.09 43.60 12:37:01 AM 0 50.75 0.08 10.19 2.26 0.10 36.62 12:37:01 AM 1 36.28 0.03 10.50 2.54 0.08 50.57 12:38:01 AM all 16.13 0.00 2.86 0.93 0.07 80.01 12:38:01 AM 0 8.07 0.00 2.19 0.62 0.07 89.06 12:38:01 AM 1 24.18 0.00 3.53 1.25 0.07 70.97 12:39:01 AM all 10.92 0.00 1.16 0.23 0.08 87.62 12:39:01 AM 0 6.54 0.00 0.73 0.22 0.07 92.44 12:39:01 AM 1 15.29 0.00 1.59 0.23 0.08 82.80 12:40:01 AM all 24.71 0.00 3.31 0.32 0.08 71.58 12:40:01 AM 0 18.86 0.00 2.94 0.38 0.08 77.74 12:40:01 AM 1 30.56 0.00 3.68 0.25 0.08 65.43 12:41:01 AM all 24.62 0.00 4.62 0.69 0.07 70.00 12:41:01 AM 0 17.68 0.00 4.65 0.97 0.07 76.63 12:41:01 AM 1 31.56 0.00 4.59 0.42 0.07 63.37 12:42:01 AM all 1.35 0.00 0.22 0.07 0.08 98.29 12:42:01 AM 0 0.50 0.00 0.12 0.02 0.07 99.30 12:42:01 AM 1 2.20 0.00 0.32 0.12 0.08 97.28 12:43:01 AM all 23.05 0.00 3.12 0.12 0.08 73.63 12:43:01 AM 0 21.24 0.00 2.42 0.13 0.08 76.13 12:43:01 AM 1 24.87 0.00 3.82 0.10 0.07 71.14 Average: all 20.61 0.01 3.66 0.68 0.08 74.97 Average: 0 17.65 0.01 3.32 0.66 0.08 78.29 Average: 1 23.57 0.00 4.00 0.70 0.08 71.65