---> uname -a: Linux prd-centos8-robot-2c-8g-9911.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 585 4940 19 2171 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:7f:cf:f7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.165/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fe7f:cff7/64 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) 02/13/2026 _x86_64_ (2 CPU) 00:35:39 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 127.89 71.00 56.89 8102.88 39506.48 12:38:01 AM 116.81 1.08 115.73 75.32 11198.62 12:39:01 AM 36.99 0.42 36.57 64.78 4038.60 12:40:01 AM 76.79 6.93 69.86 1289.52 5834.39 12:41:01 AM 23.29 0.00 23.29 0.00 4328.49 12:42:01 AM 9.08 0.38 8.70 42.66 347.99 12:43:01 AM 34.43 0.52 33.92 63.83 1482.63 Average: 60.76 11.48 49.28 1377.19 9534.67 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5529304 7059620 2353128 29.85 2688 1722928 708684 7.94 186040 1884920 79560 12:38:01 AM 5160876 7003668 2721556 34.53 2688 2018256 711464 7.97 199040 2168612 100084 12:39:01 AM 5197616 7045240 2684816 34.06 2688 2023452 670936 7.51 223508 2110600 12272 12:40:01 AM 4953736 7052956 2928696 37.15 2688 2265284 651492 7.29 261084 2280760 113276 12:41:01 AM 4954380 7053212 2928052 37.15 2688 2265288 643872 7.21 261072 2280264 4 12:42:01 AM 5090684 7008748 2791748 35.42 2688 2088528 679016 7.60 258348 2165732 13784 12:43:01 AM 5114584 7032272 2767848 35.11 2688 2090552 672508 7.53 463708 1944460 25328 Average: 5143026 7036531 2739406 34.75 2688 2067755 676853 7.58 264686 2119335 49187 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 315.48 169.70 1285.80 60.18 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 121.90 92.38 1267.62 12.43 0.00 0.00 0.00 0.00 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 15.91 10.03 6.36 4.07 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 236.64 174.99 378.91 45.28 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 3.75 3.00 1.30 0.67 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 133.48 104.57 1046.00 23.93 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 21.32 18.49 17.36 9.71 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 121.21 81.88 571.89 22.33 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) 02/13/2026 _x86_64_ (2 CPU) 00:35:39 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 34.15 0.04 8.75 6.88 0.12 50.07 12:37:01 AM 0 38.40 0.08 8.85 5.35 0.10 47.22 12:37:01 AM 1 29.90 0.00 8.64 8.41 0.13 52.92 12:38:01 AM all 33.76 0.00 5.24 2.52 0.09 58.39 12:38:01 AM 0 40.88 0.00 5.30 1.90 0.10 51.82 12:38:01 AM 1 26.64 0.00 5.19 3.14 0.08 64.94 12:39:01 AM all 11.34 0.00 2.25 1.28 0.07 85.07 12:39:01 AM 0 10.32 0.00 2.29 1.50 0.07 85.83 12:39:01 AM 1 12.37 0.00 2.20 1.05 0.07 84.31 12:40:01 AM all 35.52 0.00 6.43 2.36 0.14 55.55 12:40:01 AM 0 36.76 0.00 6.63 3.25 0.13 53.22 12:40:01 AM 1 34.29 0.00 6.24 1.46 0.15 57.86 12:41:01 AM all 0.12 0.00 0.31 0.98 0.03 98.56 12:41:01 AM 0 0.13 0.00 0.25 0.70 0.05 98.86 12:41:01 AM 1 0.10 0.00 0.37 1.25 0.02 98.26 12:42:01 AM all 9.34 0.00 1.90 0.06 0.07 88.64 12:42:01 AM 0 12.33 0.00 2.28 0.02 0.07 85.31 12:42:01 AM 1 6.37 0.00 1.52 0.10 0.07 91.94 12:43:01 AM all 31.45 0.00 4.36 0.13 0.09 63.97 12:43:01 AM 0 49.67 0.00 5.11 0.18 0.10 44.94 12:43:01 AM 1 13.24 0.00 3.61 0.08 0.08 82.98 Average: all 22.26 0.01 4.18 2.03 0.09 71.45 Average: 0 26.95 0.01 4.39 1.84 0.09 66.71 Average: 1 17.57 0.00 3.97 2.21 0.09 76.17