---> uname -a: Linux prd-centos8-robot-2c-8g-3380.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 602 4920 19 2175 6796 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:6a:4b:dc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.181/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85876sec preferred_lft 85876sec inet6 fe80::f816:3eff:fe6a:4bdc/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) 08/23/2025 _x86_64_ (2 CPU) 03:14:28 LINUX RESTART (2 CPU) 03:15:01 AM tps rtps wtps bread/s bwrtn/s 03:16:01 AM 80.27 15.19 65.08 5315.69 6556.80 03:17:01 AM 96.28 0.72 95.57 52.92 10766.92 03:18:01 AM 29.49 0.42 29.07 64.78 2677.44 03:19:01 AM 79.09 6.97 72.12 1292.98 8503.10 03:20:01 AM 7.31 0.22 7.10 11.73 572.59 03:21:01 AM 2.20 0.03 2.17 1.87 122.31 03:22:01 AM 7.71 0.32 7.40 36.92 286.22 03:23:01 AM 30.64 0.53 30.11 64.79 1561.64 Average: 41.63 3.05 38.58 855.25 3880.77 03:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:16:01 AM 5375552 7050724 2506868 31.80 2688 1858492 727092 8.14 187312 1999808 151144 03:17:01 AM 5157928 6996048 2724492 34.56 2688 2014004 747076 8.36 198796 2173272 42484 03:18:01 AM 5163312 7035632 2719108 34.50 2688 2046504 691992 7.75 223412 2140808 30256 03:19:01 AM 4949632 7039224 2932788 37.21 2688 2257004 669512 7.50 262536 2288040 11404 03:20:01 AM 4908244 6998452 2974176 37.73 2688 2257780 730436 8.18 262744 2328904 428 03:21:01 AM 4903044 6994384 2979376 37.80 2688 2258912 730436 8.18 262956 2333908 24 03:22:01 AM 4986404 6941468 2896016 36.74 2688 2126664 765232 8.57 297452 2234164 54948 03:23:01 AM 5126224 7047552 2756196 34.97 2688 2094404 682864 7.65 463576 1934796 26988 Average: 5071292 7012936 2811128 35.66 2688 2114220 718080 8.04 269848 2179212 39710 03:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 314.76 199.72 1674.06 60.24 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 83.05 63.89 824.58 10.01 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 15.14 10.16 6.67 4.10 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 224.48 163.22 369.26 42.70 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 17.96 9.00 4.37 1.20 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 24.20 21.35 8.11 6.74 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 58.03 43.59 86.26 28.90 0.00 0.00 0.00 0.00 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 18.11 16.16 15.18 7.72 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 94.47 65.89 373.57 20.20 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) 08/23/2025 _x86_64_ (2 CPU) 03:14:28 LINUX RESTART (2 CPU) 03:15:01 AM CPU %user %nice %system %iowait %steal %idle 03:16:01 AM all 40.12 0.00 6.09 4.28 0.13 49.38 03:16:01 AM 0 41.83 0.00 7.44 5.28 0.12 45.32 03:16:01 AM 1 38.42 0.00 4.74 3.29 0.13 53.41 03:17:01 AM all 28.06 0.00 3.98 2.78 0.08 65.09 03:17:01 AM 0 35.99 0.00 4.54 2.79 0.10 56.57 03:17:01 AM 1 20.15 0.00 3.42 2.77 0.07 73.60 03:18:01 AM all 18.04 0.00 2.69 0.73 0.08 78.46 03:18:01 AM 0 18.68 0.00 2.82 0.73 0.07 77.70 03:18:01 AM 1 17.40 0.00 2.57 0.73 0.08 79.21 03:19:01 AM all 26.90 0.00 5.16 1.28 0.09 66.57 03:19:01 AM 0 40.31 0.00 6.52 1.77 0.10 51.30 03:19:01 AM 1 13.54 0.00 3.81 0.78 0.08 81.78 03:20:01 AM all 1.95 0.00 0.33 0.08 0.04 97.61 03:20:01 AM 0 2.59 0.00 0.42 0.15 0.03 96.81 03:20:01 AM 1 1.30 0.00 0.23 0.00 0.05 98.41 03:21:01 AM all 8.19 0.00 0.74 0.01 0.07 91.00 03:21:01 AM 0 11.21 0.00 0.90 0.00 0.07 87.82 03:21:01 AM 1 5.17 0.00 0.57 0.02 0.07 94.18 03:22:01 AM all 19.72 0.00 1.95 0.10 0.08 78.15 03:22:01 AM 0 27.27 0.00 2.49 0.05 0.08 70.10 03:22:01 AM 1 12.17 0.00 1.42 0.15 0.08 86.18 03:23:01 AM all 29.87 0.00 3.83 0.23 0.09 65.98 03:23:01 AM 0 43.83 0.00 4.18 0.37 0.08 51.53 03:23:01 AM 1 15.93 0.00 3.48 0.10 0.10 80.39 Average: all 21.61 0.00 3.10 1.19 0.08 74.03 Average: 0 27.71 0.00 3.66 1.39 0.08 67.15 Average: 1 15.51 0.00 2.53 0.98 0.08 80.89