---> uname -a: Linux prd-centos8-robot-2c-8g-19190.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 606 4917 19 2173 6791 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:26:ae:15 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.60/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85943sec preferred_lft 85943sec inet6 fe80::f816:3eff:fe26:ae15/64 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) 02/20/2026 _x86_64_ (2 CPU) 01:54:24 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 87.25 24.08 63.18 6643.92 13420.46 01:57:01 AM 109.33 1.08 108.25 75.31 11963.71 01:58:01 AM 29.11 0.42 28.69 64.78 2355.86 01:59:01 AM 82.67 6.93 75.74 1289.52 8673.34 02:00:01 AM 6.31 0.05 6.26 4.80 530.44 02:01:01 AM 15.33 0.33 15.00 37.85 576.67 02:02:01 AM 33.76 0.60 33.16 65.69 1357.89 Average: 51.96 4.78 47.18 1168.78 5553.78 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5272912 6992048 2609508 33.11 2688 1902864 757336 8.48 223400 2063880 216028 01:57:01 AM 5172900 7016560 2709520 34.37 2688 2019536 715848 8.02 198640 2158936 40200 01:58:01 AM 5126612 7023968 2755808 34.96 2688 2070700 703764 7.88 228412 2168812 47700 01:59:01 AM 4943580 7043340 2938840 37.28 2688 2266528 676908 7.58 261336 2292064 11060 02:00:01 AM 4898920 6999080 2983500 37.85 2688 2266936 741984 8.31 261672 2335348 256 02:01:01 AM 4965916 6924556 2916504 37.00 2688 2129252 794288 8.89 298292 2250284 52316 02:02:01 AM 5027296 6947548 2855124 36.22 2688 2092944 764996 8.57 464936 2031144 26356 Average: 5058305 6992443 2824115 35.83 2688 2106966 736446 8.25 276670 2185781 56274 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 300.37 188.42 1660.52 60.70 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 81.27 60.86 896.37 9.52 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 20.76 14.75 24.01 5.26 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 230.34 175.07 361.61 44.68 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 12.36 7.30 5.04 0.85 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 160.70 135.32 1411.76 26.88 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 18.97 17.16 14.75 8.87 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 117.82 85.55 624.84 22.39 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) 02/20/2026 _x86_64_ (2 CPU) 01:54:24 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 40.12 0.00 6.70 10.81 0.11 42.26 01:56:01 AM 0 34.63 0.00 5.88 10.33 0.12 49.05 01:56:01 AM 1 45.61 0.00 7.51 11.30 0.10 35.48 01:57:01 AM all 25.92 0.00 4.12 1.88 0.09 67.99 01:57:01 AM 0 17.63 0.00 3.53 1.72 0.08 77.03 01:57:01 AM 1 34.21 0.00 4.70 2.05 0.10 58.93 01:58:01 AM all 20.18 0.00 3.24 0.29 0.06 76.23 01:58:01 AM 0 21.98 0.00 3.65 0.20 0.05 74.11 01:58:01 AM 1 18.38 0.00 2.82 0.38 0.07 78.35 01:59:01 AM all 26.69 0.00 5.41 1.06 0.10 66.74 01:59:01 AM 0 24.24 0.00 4.92 1.03 0.10 69.71 01:59:01 AM 1 29.14 0.00 5.90 1.08 0.10 63.78 02:00:01 AM all 1.29 0.00 0.22 0.06 0.03 98.41 02:00:01 AM 0 0.30 0.00 0.23 0.10 0.03 99.33 02:00:01 AM 1 2.27 0.00 0.20 0.02 0.02 97.50 02:01:01 AM all 13.08 0.00 2.02 0.06 0.08 84.76 02:01:01 AM 0 12.23 0.00 1.59 0.07 0.07 86.05 02:01:01 AM 1 13.95 0.00 2.47 0.05 0.08 83.45 02:02:01 AM all 32.50 0.00 4.30 0.13 0.09 62.98 02:02:01 AM 0 31.75 0.00 4.31 0.13 0.10 63.71 02:02:01 AM 1 33.26 0.00 4.28 0.13 0.08 62.25 Average: all 22.83 0.00 3.72 2.04 0.08 71.33 Average: 0 20.40 0.00 3.45 1.94 0.08 74.14 Average: 1 25.27 0.00 3.99 2.14 0.08 68.52