---> uname -a: Linux prd-centos8-robot-2c-8g-5258.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 585 4895 19 2216 6813 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:ab:5a:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.100/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85937sec preferred_lft 85937sec inet6 fe80::f816:3eff:feab:5a20/64 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) 01/28/2026 _x86_64_ (2 CPU) 04:43:32 LINUX RESTART (2 CPU) 04:44:01 AM tps rtps wtps bread/s bwrtn/s 04:45:01 AM 111.75 56.07 55.67 7452.49 29881.30 04:46:01 AM 115.44 1.08 114.36 75.31 12086.49 04:47:01 AM 27.14 0.38 26.76 64.25 2173.64 04:48:01 AM 74.80 6.97 67.84 1290.05 4700.57 04:49:01 AM 31.59 0.00 31.59 0.00 5641.25 04:50:01 AM 3.77 0.38 3.38 41.86 850.11 04:51:01 AM 33.78 0.52 33.27 63.80 2217.40 Average: 56.89 9.34 47.55 1283.73 8220.71 04:44:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:45:01 AM 5377960 7004108 2504472 31.77 2688 1816084 776204 8.69 200004 2012348 144724 04:46:01 AM 5157844 7001612 2724588 34.57 2688 2019364 715224 8.01 198628 2169808 44828 04:47:01 AM 5237292 7082524 2645140 33.56 2688 2021296 652740 7.31 219124 2076508 9572 04:48:01 AM 4958628 7058436 2923804 37.09 2688 2266716 640592 7.17 260588 2283256 151792 04:49:01 AM 4955600 7055104 2926832 37.13 2688 2266716 640592 7.17 260592 2282208 4 04:50:01 AM 5050364 7016436 2832068 35.93 2688 2135056 702960 7.87 278536 2182496 39184 04:51:01 AM 5034108 6997220 2848324 36.14 2688 2136264 717616 8.04 483824 2006816 12496 Average: 5110257 7030777 2772175 35.17 2688 2094499 692275 7.75 271614 2144777 57514 04:44:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:45:01 AM eth0 312.33 200.08 1664.24 59.50 0.00 0.00 0.00 0.00 04:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:46:01 AM eth0 90.60 69.06 878.88 10.06 0.00 0.00 0.00 0.00 04:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:47:01 AM eth0 17.94 8.63 6.19 3.56 0.00 0.00 0.00 0.00 04:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:48:01 AM eth0 70.20 60.04 348.74 15.83 0.00 0.00 0.00 0.00 04:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:49:01 AM eth0 163.98 117.26 31.68 30.76 0.00 0.00 0.00 0.00 04:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:50:01 AM eth0 134.14 83.74 497.28 58.59 0.00 0.00 0.00 0.00 04:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:51:01 AM eth0 17.97 16.58 15.11 8.88 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 115.30 79.33 491.66 26.74 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) 01/28/2026 _x86_64_ (2 CPU) 04:43:32 LINUX RESTART (2 CPU) 04:44:01 AM CPU %user %nice %system %iowait %steal %idle 04:45:01 AM all 39.41 0.03 6.62 12.79 0.09 41.06 04:45:01 AM 0 46.85 0.03 7.22 12.06 0.08 33.75 04:45:01 AM 1 32.00 0.03 6.02 13.52 0.10 48.33 04:46:01 AM all 31.51 0.00 4.65 4.39 0.09 59.36 04:46:01 AM 0 37.43 0.00 5.47 5.12 0.10 51.87 04:46:01 AM 1 25.60 0.00 3.82 3.65 0.08 66.85 04:47:01 AM all 12.43 0.00 1.59 0.31 0.07 85.61 04:47:01 AM 0 7.02 0.00 1.33 0.22 0.07 91.36 04:47:01 AM 1 17.85 0.00 1.84 0.40 0.07 79.84 04:48:01 AM all 38.45 0.00 6.48 0.65 0.11 54.31 04:48:01 AM 0 52.98 0.00 7.38 0.72 0.12 38.81 04:48:01 AM 1 23.95 0.00 5.58 0.58 0.10 69.79 04:49:01 AM all 0.33 0.00 0.57 0.76 0.04 98.30 04:49:01 AM 0 0.37 0.00 0.63 1.02 0.03 97.95 04:49:01 AM 1 0.28 0.00 0.50 0.50 0.05 98.66 04:50:01 AM all 11.99 0.00 1.71 0.01 0.06 86.23 04:50:01 AM 0 15.72 0.00 1.50 0.00 0.05 82.72 04:50:01 AM 1 8.34 0.00 1.91 0.02 0.07 89.67 04:51:01 AM all 32.90 0.00 3.55 0.22 0.10 63.24 04:51:01 AM 0 36.40 0.00 3.85 0.20 0.10 59.46 04:51:01 AM 1 29.40 0.00 3.25 0.23 0.10 67.02 Average: all 23.88 0.00 3.60 2.72 0.08 69.71 Average: 0 28.14 0.00 3.92 2.76 0.08 65.10 Average: 1 19.64 0.00 3.27 2.69 0.08 74.31