---> uname -a: Linux prd-centos8-robot-2c-8g-20753.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 582 4916 19 2198 6816 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:8d:82:a5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.64/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85905sec preferred_lft 85905sec inet6 fe80::f816:3eff:fe8d:82a5/64 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) 02/26/2026 _x86_64_ (2 CPU) 00:37:11 LINUX RESTART (2 CPU) 12:38:01 AM tps rtps wtps bread/s bwrtn/s 12:39:01 AM 103.73 6.05 97.68 1089.37 8301.22 12:40:01 AM 72.51 1.37 71.14 135.42 9513.51 12:41:01 AM 66.96 6.96 60.00 1288.64 3856.11 12:42:01 AM 33.24 0.03 33.21 3.47 6223.38 12:43:01 AM 4.08 0.07 4.02 4.93 186.44 12:44:01 AM 2.42 0.03 2.38 1.87 173.56 12:45:01 AM 30.26 0.63 29.63 73.19 1512.20 Average: 44.74 2.16 42.58 371.00 4252.51 12:38:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:39:01 AM 5226132 7041420 2656292 33.70 2688 1992708 698104 7.82 187092 2129992 210628 12:40:01 AM 5238368 7102736 2644056 33.54 2688 2040796 642980 7.20 227520 2069884 9016 12:41:01 AM 4928352 7045664 2954072 37.48 2688 2284168 668692 7.49 263436 2311756 174508 12:42:01 AM 4954152 7071524 2928272 37.15 2688 2284480 632384 7.08 269256 2275200 4 12:43:01 AM 4909404 7028048 2973020 37.72 2688 2285752 682956 7.65 269740 2319100 244 12:44:01 AM 4901676 7023152 2980748 37.82 2688 2288584 698572 7.82 269892 2326832 32 12:45:01 AM 5057384 6998556 2825040 35.84 2688 2115096 696688 7.80 474536 1995568 10112 Average: 5030781 7044443 2851643 36.18 2688 2184512 674339 7.55 280210 2204047 57792 12:38:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 99.67 82.49 1068.62 17.68 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 62.63 42.85 639.25 6.94 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 53.17 38.47 339.28 9.36 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 205.88 148.72 40.18 37.01 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 33.71 24.48 11.09 4.45 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 19.91 19.04 5.47 4.67 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 68.24 47.24 93.19 31.62 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 77.60 57.61 313.88 15.96 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) 02/26/2026 _x86_64_ (2 CPU) 00:37:11 LINUX RESTART (2 CPU) 12:38:01 AM CPU %user %nice %system %iowait %steal %idle 12:39:01 AM all 37.51 0.00 5.93 2.02 0.10 54.44 12:39:01 AM 0 39.74 0.00 6.24 2.48 0.10 51.45 12:39:01 AM 1 35.29 0.00 5.62 1.56 0.10 57.43 12:40:01 AM all 19.24 0.00 2.78 2.38 0.08 75.52 12:40:01 AM 0 29.15 0.00 2.99 2.27 0.10 65.49 12:40:01 AM 1 9.34 0.00 2.57 2.49 0.07 85.54 12:41:01 AM all 31.60 0.00 6.05 1.27 0.12 60.96 12:41:01 AM 0 37.05 0.00 6.89 1.06 0.12 54.88 12:41:01 AM 1 26.15 0.00 5.21 1.47 0.12 67.06 12:42:01 AM all 4.89 0.00 1.04 0.50 0.08 93.49 12:42:01 AM 0 3.81 0.00 0.98 0.48 0.07 94.66 12:42:01 AM 1 5.98 0.00 1.09 0.52 0.10 92.31 12:43:01 AM all 7.81 0.00 0.78 0.02 0.06 91.34 12:43:01 AM 0 6.48 0.00 0.62 0.00 0.05 92.85 12:43:01 AM 1 9.13 0.00 0.94 0.03 0.07 89.83 12:44:01 AM all 11.90 0.00 0.67 0.02 0.10 87.32 12:44:01 AM 0 18.32 0.00 0.72 0.02 0.10 80.84 12:44:01 AM 1 5.47 0.00 0.62 0.02 0.10 93.80 12:45:01 AM all 27.68 0.00 3.93 0.14 0.10 68.15 12:45:01 AM 0 37.45 0.00 4.34 0.20 0.08 57.93 12:45:01 AM 1 17.93 0.00 3.52 0.08 0.12 78.36 Average: all 20.11 0.00 3.03 0.91 0.09 75.86 Average: 0 24.59 0.00 3.26 0.93 0.09 71.13 Average: 1 15.63 0.00 2.80 0.88 0.10 80.59