---> uname -a: Linux prd-centos8-robot-2c-8g-5869.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 635 4853 19 2209 6762 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:a1:4e:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.39/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85959sec preferred_lft 85959sec inet6 fe80::f816:3eff:fea1:4e72/64 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) 01/30/2026 _x86_64_ (2 CPU) 01:54:49 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 213.39 153.89 59.50 14707.00 40672.01 01:57:01 AM 127.42 1.08 126.34 75.31 12959.10 01:58:01 AM 24.43 0.35 24.08 61.19 1967.86 01:59:01 AM 82.99 6.93 76.06 1289.30 6153.67 02:00:01 AM 21.89 0.00 21.89 0.00 4088.47 02:01:01 AM 9.01 0.43 8.58 43.32 857.85 02:02:01 AM 33.94 0.58 33.36 65.58 2142.67 Average: 73.30 23.33 49.97 2320.59 9835.44 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5416352 6994056 2466076 31.29 2688 1769804 787748 8.82 189280 1994476 113644 01:57:01 AM 5148796 6991404 2733632 34.68 2688 2018284 732968 8.21 198888 2180940 40768 01:58:01 AM 5182832 7030272 2699596 34.25 2688 2023372 686736 7.69 223376 2128568 12836 01:59:01 AM 4938956 7038744 2943472 37.34 2688 2265528 697544 7.81 261112 2300388 111924 02:00:01 AM 4934416 7033936 2948012 37.40 2688 2265528 687208 7.69 261112 2302696 8 02:01:01 AM 4981640 6936676 2900788 36.80 2688 2125000 755584 8.46 274968 2257504 34428 02:02:01 AM 5058096 7013572 2824332 35.83 2688 2127768 707692 7.92 479896 1983756 26048 Average: 5094441 7005523 2787987 35.37 2688 2085041 722211 8.09 269805 2164047 48522 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 370.26 198.02 1805.68 61.63 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 88.35 65.66 881.99 9.69 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 15.98 8.72 6.54 3.79 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 235.29 186.72 377.97 44.99 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 6.73 5.38 2.22 1.42 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 125.52 91.72 420.91 53.07 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 18.88 16.88 16.84 8.62 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 123.01 81.88 501.78 26.17 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) 01/30/2026 _x86_64_ (2 CPU) 01:54:49 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 49.84 0.07 10.49 4.12 0.10 35.38 01:56:01 AM 0 56.32 0.03 12.75 4.28 0.10 26.52 01:56:01 AM 1 43.39 0.10 8.24 3.96 0.10 44.21 01:57:01 AM all 33.05 0.00 5.17 2.21 0.09 59.48 01:57:01 AM 0 47.89 0.00 6.42 2.48 0.08 43.13 01:57:01 AM 1 18.23 0.00 3.93 1.93 0.10 75.82 01:58:01 AM all 13.15 0.00 1.79 0.20 0.06 84.81 01:58:01 AM 0 9.30 0.00 1.57 0.08 0.05 89.00 01:58:01 AM 1 17.00 0.00 2.00 0.32 0.07 80.61 01:59:01 AM all 37.33 0.00 6.41 0.57 0.10 55.59 01:59:01 AM 0 51.17 0.00 7.17 0.57 0.10 41.00 01:59:01 AM 1 23.52 0.00 5.65 0.58 0.10 70.15 02:00:01 AM all 0.26 0.00 0.31 0.36 0.04 99.03 02:00:01 AM 0 0.17 0.00 0.32 0.30 0.05 99.17 02:00:01 AM 1 0.35 0.00 0.30 0.42 0.03 98.90 02:01:01 AM all 13.95 0.00 1.71 0.05 0.08 84.22 02:01:01 AM 0 15.46 0.00 1.42 0.05 0.07 83.00 02:01:01 AM 1 12.43 0.00 1.99 0.05 0.08 85.44 02:02:01 AM all 32.94 0.00 4.20 0.19 0.08 62.59 02:02:01 AM 0 50.53 0.00 4.98 0.18 0.08 44.22 02:02:01 AM 1 15.36 0.00 3.41 0.20 0.08 80.95 Average: all 25.81 0.01 4.30 1.10 0.08 68.71 Average: 0 33.00 0.00 4.95 1.13 0.08 60.84 Average: 1 18.62 0.01 3.65 1.07 0.08 76.57