---> uname -a: Linux prd-centos8-robot-2c-8g-25903.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 618 4892 19 2187 6781 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:7a:73:51 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.25/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85907sec preferred_lft 85907sec inet6 fe80::f816:3eff:fe7a:7351/64 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) 03/03/2026 _x86_64_ (2 CPU) 03:23:29 LINUX RESTART (2 CPU) 03:24:01 AM tps rtps wtps bread/s bwrtn/s 03:25:01 AM 111.23 56.20 55.03 6718.56 28161.61 03:26:01 AM 116.36 1.08 115.28 75.31 12794.49 03:27:01 AM 23.07 0.03 23.04 0.53 1939.63 03:28:01 AM 14.88 0.38 14.50 64.26 1054.82 03:29:01 AM 75.46 6.93 68.53 1289.30 8006.58 03:30:01 AM 12.61 0.00 12.61 0.00 1160.01 03:31:01 AM 21.73 0.47 21.26 51.72 872.76 Average: 53.62 9.30 44.32 1171.41 7713.02 03:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:25:01 AM 5357816 6997872 2524616 32.03 2688 1830124 825572 9.24 200288 2033396 158188 03:26:01 AM 5127168 6987652 2755264 34.95 2688 2036460 759308 8.50 207196 2197564 43100 03:27:01 AM 5039028 6937212 2843404 36.07 2688 2074724 812000 9.09 222460 2273348 47300 03:28:01 AM 5077304 6995640 2805128 35.59 2688 2091712 754996 8.45 237380 2210328 51780 03:29:01 AM 4922488 7037852 2959944 37.55 2688 2282092 693928 7.77 269880 2303320 25516 03:30:01 AM 4924084 7039200 2958348 37.53 2688 2282112 696628 7.80 269880 2305344 32 03:31:01 AM 5031308 6961392 2851124 36.17 2688 2102984 766380 8.58 470600 2022848 22424 Average: 5068457 6993831 2813975 35.70 2688 2100030 758402 8.49 268241 2192307 49763 03:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 341.05 193.80 1665.98 54.69 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 84.22 63.58 893.56 17.93 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 13.78 5.40 5.59 2.97 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 11.80 9.25 20.16 2.34 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 238.05 171.41 358.88 37.13 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 13.41 6.42 3.93 0.99 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 63.51 39.70 79.89 25.53 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 109.41 69.94 432.58 20.23 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) 03/03/2026 _x86_64_ (2 CPU) 03:23:29 LINUX RESTART (2 CPU) 03:24:01 AM CPU %user %nice %system %iowait %steal %idle 03:25:01 AM all 37.90 0.04 6.55 9.05 0.10 46.35 03:25:01 AM 0 38.72 0.05 5.65 7.61 0.10 47.87 03:25:01 AM 1 37.08 0.03 7.46 10.49 0.10 44.84 03:26:01 AM all 31.78 0.00 4.79 7.92 0.15 55.36 03:26:01 AM 0 23.88 0.00 3.86 7.16 0.15 64.95 03:26:01 AM 1 39.69 0.00 5.72 8.68 0.15 45.76 03:27:01 AM all 8.88 0.00 1.15 1.02 0.05 88.89 03:27:01 AM 0 12.06 0.00 1.32 1.22 0.05 85.35 03:27:01 AM 1 5.71 0.00 0.98 0.82 0.05 92.44 03:28:01 AM all 12.36 0.00 2.30 0.17 0.06 85.11 03:28:01 AM 0 9.71 0.00 2.05 0.22 0.05 87.97 03:28:01 AM 1 15.02 0.00 2.55 0.12 0.07 82.25 03:29:01 AM all 27.29 0.00 5.27 1.27 0.09 66.08 03:29:01 AM 0 32.80 0.00 5.56 0.97 0.10 60.57 03:29:01 AM 1 21.81 0.00 4.98 1.57 0.08 71.56 03:30:01 AM all 0.39 0.00 0.19 0.12 0.05 99.25 03:30:01 AM 0 0.17 0.00 0.27 0.17 0.07 99.33 03:30:01 AM 1 0.62 0.00 0.12 0.07 0.03 99.17 03:31:01 AM all 20.18 0.00 3.11 0.18 0.09 76.45 03:31:01 AM 0 18.36 0.00 3.19 0.22 0.08 78.15 03:31:01 AM 1 21.99 0.00 3.02 0.13 0.10 74.75 Average: all 19.81 0.01 3.33 2.82 0.08 73.95 Average: 0 19.35 0.01 3.12 2.51 0.09 74.92 Average: 1 20.26 0.00 3.54 3.12 0.08 72.99