---> uname -a: Linux prd-centos8-robot-2c-8g-6418.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 598 4874 19 2224 6800 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:ca:96:00 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.207/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85790sec preferred_lft 85790sec inet6 fe80::f816:3eff:feca:9600/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-6418.novalocal) 02/01/2026 _x86_64_ (2 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 69.13 6.91 62.21 1285.97 4062.71 12:02:01 AM 38.24 2.58 35.66 397.60 6441.81 12:03:01 AM 3.47 0.07 3.40 4.93 157.16 12:04:01 AM 2.37 0.02 2.35 0.93 410.46 12:05:01 AM 0.62 0.00 0.62 0.00 195.93 12:06:01 AM 14.55 0.32 14.23 36.93 538.18 12:07:01 AM 32.40 0.52 31.88 63.83 2028.07 Average: 22.97 1.49 21.48 255.76 1976.66 12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 4888616 6991304 2993808 37.98 2688 2269656 707796 7.93 255712 2354520 176332 12:02:01 AM 4936636 7051144 2945788 37.37 2688 2281696 641688 7.18 268300 2290904 12 12:03:01 AM 4825692 6949188 3056732 38.78 2688 2290696 754108 8.44 268724 2400680 7660 12:04:01 AM 4801284 6929408 3081140 39.09 2688 2295324 832960 9.33 268880 2425288 2340 12:05:01 AM 4797532 6928868 3084892 39.14 2688 2298536 820184 9.18 268940 2428860 4 12:06:01 AM 5005032 6971636 2877392 36.50 2688 2139072 720680 8.07 326392 2183636 48616 12:07:01 AM 4985828 6957392 2896596 36.75 2688 2144620 743572 8.33 486096 2048212 26352 Average: 4891517 6968420 2990907 37.94 2688 2245657 745855 8.35 306149 2304586 37331 12:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:01:01 AM eth0 41.82 35.44 337.82 8.17 0.00 0.00 0.00 0.00 12:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM eth0 206.21 148.78 44.44 32.93 0.00 0.00 0.00 0.00 12:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 AM eth0 38.39 30.41 141.40 3.05 0.00 0.00 0.00 0.00 12:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 AM eth0 142.31 137.46 47.08 20.31 0.00 0.00 0.00 0.00 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 77.74 76.11 29.80 8.61 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 63.76 41.94 114.95 57.27 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 20.44 15.41 15.02 8.45 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 84.39 69.37 104.35 19.83 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-6418.novalocal) 02/01/2026 _x86_64_ (2 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 29.84 0.03 6.01 0.60 0.10 63.42 12:01:01 AM 0 32.16 0.00 6.16 0.75 0.10 60.83 12:01:01 AM 1 27.51 0.07 5.86 0.45 0.10 66.02 12:02:01 AM all 6.82 0.00 1.80 0.61 0.06 90.71 12:02:01 AM 0 7.82 0.00 2.07 0.75 0.07 89.28 12:02:01 AM 1 5.82 0.00 1.52 0.47 0.05 92.14 12:03:01 AM all 3.85 0.00 0.44 0.02 0.08 95.62 12:03:01 AM 0 5.17 0.00 0.60 0.03 0.08 94.11 12:03:01 AM 1 2.53 0.00 0.28 0.00 0.07 97.12 12:04:01 AM all 18.70 0.00 1.27 0.04 0.10 79.89 12:04:01 AM 0 11.02 0.00 1.30 0.08 0.10 87.50 12:04:01 AM 1 26.40 0.00 1.25 0.00 0.10 72.24 12:05:01 AM all 8.90 0.00 0.71 0.00 0.10 90.29 12:05:01 AM 0 13.24 0.00 0.89 0.00 0.10 85.77 12:05:01 AM 1 4.57 0.00 0.54 0.00 0.10 94.80 12:06:01 AM all 16.91 0.00 2.19 0.06 0.11 80.73 12:06:01 AM 0 15.14 0.00 2.46 0.07 0.12 82.22 12:06:01 AM 1 18.69 0.00 1.93 0.05 0.10 79.23 12:07:01 AM all 28.07 0.00 3.84 0.21 0.08 67.79 12:07:01 AM 0 31.66 0.00 3.55 0.20 0.08 64.51 12:07:01 AM 1 24.48 0.00 4.14 0.22 0.08 71.08 Average: all 16.17 0.00 2.33 0.22 0.09 81.18 Average: 0 16.63 0.00 2.44 0.27 0.09 80.57 Average: 1 15.71 0.01 2.22 0.17 0.09 81.80