---> uname -a: Linux prd-centos8-robot-2c-8g-24223.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 596 4902 19 2198 6803 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:65:11:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.156/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe65:11f2/64 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) 23:07:12 LINUX RESTART (2 CPU) 11:08:01 PM tps rtps wtps bread/s bwrtn/s 11:09:01 PM 119.61 0.38 119.23 16.13 11059.06 11:10:01 PM 36.45 1.05 35.40 73.98 5497.23 11:11:01 PM 24.03 0.32 23.71 60.65 1246.03 11:12:01 PM 84.69 9.41 75.27 1681.84 8187.20 11:13:01 PM 12.55 0.00 12.55 0.00 1176.07 11:14:01 PM 4.08 0.10 3.98 6.27 141.19 11:15:01 PM 24.79 0.63 24.16 73.18 961.05 Average: 43.74 1.70 42.04 273.17 4038.26 11:08:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:09:01 PM 5125720 6998420 2756712 34.97 2688 2050072 720520 8.07 189936 2223532 159504 11:10:01 PM 5133364 6992728 2749068 34.88 2688 2035912 748584 8.38 206944 2192656 8 11:11:01 PM 5137960 7038608 2744472 34.82 2688 2074676 682020 7.64 236080 2154276 36428 11:12:01 PM 4928712 7054172 2953720 37.47 2688 2293188 647484 7.25 274784 2297448 28064 11:13:01 PM 4928968 7054380 2953464 37.47 2688 2293208 662940 7.42 274784 2297512 20 11:14:01 PM 4928504 7055656 2953928 37.47 2688 2294948 654500 7.33 275464 2297916 1272 11:15:01 PM 5072932 7015220 2809500 35.64 2688 2116140 684480 7.66 476624 1977012 22312 Average: 5036594 7029883 2845838 36.10 2688 2165449 685790 7.68 276374 2205765 35373 11:08:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 135.13 107.55 1374.98 14.11 0.00 0.00 0.00 0.00 11:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 PM eth0 19.79 15.14 169.91 2.26 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 12.75 10.85 7.84 4.39 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 178.09 130.36 362.14 29.63 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 2.17 1.73 0.68 0.37 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 60.36 33.31 14.58 4.40 0.00 0.00 0.00 0.00 11:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 PM eth0 47.07 34.71 81.50 29.75 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 65.05 47.66 287.37 12.13 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) 23:07:12 LINUX RESTART (2 CPU) 11:08:01 PM CPU %user %nice %system %iowait %steal %idle 11:09:01 PM all 35.15 0.00 5.64 1.20 0.09 57.91 11:09:01 PM 0 33.08 0.00 5.23 1.12 0.10 60.47 11:09:01 PM 1 37.23 0.00 6.05 1.29 0.08 55.34 11:10:01 PM all 7.85 0.00 1.19 0.68 0.05 90.23 11:10:01 PM 0 1.20 0.00 0.73 0.72 0.05 97.30 11:10:01 PM 1 14.51 0.00 1.65 0.63 0.05 83.16 11:11:01 PM all 18.63 0.00 2.74 0.13 0.08 78.43 11:11:01 PM 0 15.87 0.00 2.39 0.15 0.08 81.51 11:11:01 PM 1 21.39 0.00 3.10 0.10 0.07 75.34 11:12:01 PM all 28.62 0.00 5.50 0.82 0.09 64.98 11:12:01 PM 0 21.68 0.00 5.01 0.58 0.08 72.64 11:12:01 PM 1 35.58 0.00 5.98 1.05 0.10 57.30 11:13:01 PM all 0.28 0.00 0.17 0.27 0.04 99.25 11:13:01 PM 0 0.08 0.00 0.13 0.17 0.03 99.58 11:13:01 PM 1 0.47 0.00 0.20 0.37 0.05 98.91 11:14:01 PM all 2.59 0.00 0.33 0.02 0.08 96.99 11:14:01 PM 0 1.60 0.00 0.33 0.02 0.07 97.98 11:14:01 PM 1 3.58 0.00 0.32 0.02 0.08 96.00 11:15:01 PM all 24.38 0.00 3.57 0.12 0.08 71.86 11:15:01 PM 0 15.38 0.00 2.91 0.10 0.08 81.53 11:15:01 PM 1 33.36 0.00 4.24 0.13 0.07 62.20 Average: all 16.79 0.00 2.74 0.46 0.07 79.94 Average: 0 12.71 0.00 2.39 0.41 0.07 84.42 Average: 1 20.88 0.00 3.08 0.51 0.07 75.46