---> uname -a: Linux prd-centos8-robot-2c-8g-3176.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 574 4951 19 2170 6824 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:40:cc:c2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.175/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85922sec preferred_lft 85922sec inet6 fe80::f816:3eff:fe40:ccc2/64 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) 01/23/2026 _x86_64_ (2 CPU) 01:53:43 LINUX RESTART (2 CPU) 01:54:01 AM tps rtps wtps bread/s bwrtn/s 01:55:01 AM 182.62 138.30 44.32 14119.56 37758.66 01:56:01 AM 122.38 0.32 122.06 14.00 11533.32 01:57:01 AM 40.51 1.05 39.46 73.99 5566.57 01:58:01 AM 19.06 0.38 18.68 64.26 908.25 01:59:01 AM 86.35 6.93 79.42 1289.52 8559.72 02:00:01 AM 11.31 0.05 11.26 4.80 1146.93 02:01:01 AM 21.34 0.42 20.93 46.92 871.26 Average: 69.08 21.07 48.02 2230.56 9478.14 01:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 AM 5628416 7112844 2254016 28.60 2688 1679644 671864 7.52 177360 1804492 77212 01:56:01 AM 5130536 7003052 2751896 34.91 2688 2049452 716556 8.02 191136 2218196 174468 01:57:01 AM 5173024 7014888 2709408 34.37 2688 2018028 704324 7.89 198828 2161644 20 01:58:01 AM 5144468 7041932 2737964 34.74 2688 2070600 673168 7.54 228124 2152428 58952 01:59:01 AM 4967324 7066728 2915108 36.98 2688 2265780 625092 7.00 260728 2270036 26316 02:00:01 AM 4923348 7023136 2959084 37.54 2688 2266176 692556 7.75 261052 2312312 252 02:01:01 AM 5100996 7012276 2781436 35.29 2688 2083968 683540 7.65 459412 1962164 22428 Average: 5152587 7039265 2729845 34.63 2688 2061950 681014 7.63 253806 2125896 51378 01:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 220.19 132.04 1017.60 51.44 0.00 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 135.54 105.83 1502.28 20.03 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 5.65 2.52 2.48 0.88 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 19.30 12.86 23.67 4.77 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 239.08 171.15 362.52 37.35 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 16.08 9.15 4.10 1.18 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 62.26 41.14 79.66 24.17 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 99.73 67.81 427.50 19.97 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) 01/23/2026 _x86_64_ (2 CPU) 01:53:43 LINUX RESTART (2 CPU) 01:54:01 AM CPU %user %nice %system %iowait %steal %idle 01:55:01 AM all 29.23 0.08 9.58 30.48 0.11 30.52 01:55:01 AM 0 26.18 0.12 11.10 33.63 0.10 28.88 01:55:01 AM 1 32.28 0.05 8.07 27.32 0.12 32.16 01:56:01 AM all 37.63 0.00 5.34 2.61 0.10 54.32 01:56:01 AM 0 25.48 0.00 4.28 2.51 0.10 67.62 01:56:01 AM 1 49.81 0.00 6.39 2.70 0.10 40.99 01:57:01 AM all 7.75 0.00 1.14 0.95 0.05 90.11 01:57:01 AM 0 8.40 0.00 1.24 0.74 0.05 89.57 01:57:01 AM 1 7.11 0.00 1.03 1.17 0.05 90.64 01:58:01 AM all 21.83 0.00 2.95 0.68 0.07 74.47 01:58:01 AM 0 10.93 0.00 2.22 0.28 0.07 86.51 01:58:01 AM 1 32.74 0.00 3.69 1.07 0.07 62.44 01:59:01 AM all 28.79 0.00 5.20 1.95 0.09 63.97 01:59:01 AM 0 23.90 0.00 4.75 2.23 0.10 69.01 01:59:01 AM 1 33.71 0.00 5.64 1.66 0.08 58.91 02:00:01 AM all 1.35 0.00 0.27 0.20 0.04 98.14 02:00:01 AM 0 0.18 0.00 0.20 0.05 0.03 99.53 02:00:01 AM 1 2.52 0.00 0.33 0.35 0.05 96.75 02:01:01 AM all 18.97 0.00 2.89 0.13 0.07 77.95 02:01:01 AM 0 18.03 0.00 3.16 0.08 0.07 78.66 02:01:01 AM 1 19.92 0.00 2.62 0.17 0.07 77.23 Average: all 20.78 0.01 3.90 5.24 0.08 70.00 Average: 0 16.15 0.02 3.84 5.60 0.07 74.32 Average: 1 25.42 0.01 3.96 4.87 0.08 65.67