---> uname -a: Linux prd-centos8-robot-2c-8g-23946.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 660 4657 19 2378 6732 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:11:56:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.187/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 86062sec preferred_lft 86062sec inet6 fe80::f816:3eff:fe11:56fc/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) 02/28/2026 _x86_64_ (2 CPU) 00:46:51 LINUX RESTART (2 CPU) 12:47:01 AM tps rtps wtps bread/s bwrtn/s 12:48:01 AM 217.24 158.54 58.70 14976.45 40373.91 12:49:01 AM 115.59 1.12 114.48 76.37 11620.58 12:50:01 AM 34.49 0.38 34.11 64.26 4062.57 12:51:01 AM 69.44 9.18 60.26 1503.37 3792.69 12:52:01 AM 51.20 0.52 50.68 72.64 6583.39 Average: 97.60 33.95 63.65 3339.11 13287.84 12:47:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:48:01 AM 5503668 7044724 2378764 30.18 2688 1733516 792196 8.87 185832 1910672 84976 12:49:01 AM 5117304 6977228 2765128 35.08 2688 2035908 779448 8.73 206844 2209400 100684 12:50:01 AM 5200368 7061988 2682064 34.03 2688 2037840 730884 8.18 227860 2105488 9024 12:51:01 AM 4853024 6974048 3029408 38.43 2688 2287724 752384 8.42 268900 2380672 174516 12:52:01 AM 4823144 6943096 3059288 38.81 2688 2287068 754292 8.45 480400 2197388 22308 Average: 5099502 7000217 2782930 35.31 2688 2076411 761841 8.53 273967 2160724 78302 12:47:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:48:01 AM lo 0.03 0.03 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 AM eth0 286.92 175.80 1672.14 60.32 0.00 0.00 0.00 0.00 12:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 AM eth0 106.03 86.09 1196.59 11.76 0.00 0.00 0.00 0.00 12:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 AM eth0 15.88 11.23 6.20 4.21 0.00 0.00 0.00 0.00 12:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 AM eth0 46.40 41.50 339.94 10.38 0.00 0.00 0.00 0.00 12:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:52:01 AM eth0 47.98 40.99 28.57 18.75 0.00 0.00 0.00 0.00 Average: lo 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 100.65 71.13 648.74 21.09 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) 02/28/2026 _x86_64_ (2 CPU) 00:46:51 LINUX RESTART (2 CPU) 12:47:01 AM CPU %user %nice %system %iowait %steal %idle 12:48:01 AM all 52.97 0.07 10.51 8.80 0.10 27.56 12:48:01 AM 0 56.36 0.05 11.58 8.93 0.10 22.98 12:48:01 AM 1 49.57 0.08 9.43 8.66 0.10 32.15 12:49:01 AM all 34.35 0.00 5.41 1.26 0.09 58.90 12:49:01 AM 0 33.56 0.00 5.06 1.10 0.10 60.18 12:49:01 AM 1 35.14 0.00 5.75 1.41 0.08 57.62 12:50:01 AM all 10.51 0.00 1.69 1.05 0.07 86.68 12:50:01 AM 0 8.80 0.00 1.45 0.65 0.07 89.02 12:50:01 AM 1 12.22 0.00 1.92 1.45 0.07 84.35 12:51:01 AM all 33.16 0.00 6.28 0.66 0.11 59.79 12:51:01 AM 0 28.61 0.00 6.01 0.70 0.10 64.58 12:51:01 AM 1 37.73 0.00 6.55 0.62 0.12 54.99 12:52:01 AM all 26.62 0.00 3.78 1.84 0.09 67.66 12:52:01 AM 0 23.94 0.00 4.06 1.05 0.08 70.87 12:52:01 AM 1 29.30 0.00 3.50 2.64 0.10 64.46 Average: all 31.50 0.01 5.53 2.71 0.09 60.15 Average: 0 30.24 0.01 5.63 2.48 0.09 61.55 Average: 1 32.77 0.02 5.42 2.95 0.09 58.75