---> uname -a: Linux prd-centos8-robot-2c-8g-19740.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 632 4882 19 2181 6766 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:71:88:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.32/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85831sec preferred_lft 85831sec inet6 fe80::f816:3eff:fe71:8857/64 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) 02/22/2026 _x86_64_ (2 CPU) 00:13:14 LINUX RESTART (2 CPU) 12:14:01 AM tps rtps wtps bread/s bwrtn/s 12:15:01 AM 97.92 6.20 91.72 1091.55 7011.36 12:16:01 AM 73.58 1.02 72.56 73.44 10622.51 12:17:01 AM 51.56 7.13 44.43 1310.71 2533.29 12:18:01 AM 56.71 2.70 54.01 436.19 7722.15 12:19:01 AM 4.55 0.00 4.55 0.00 162.56 12:20:01 AM 0.48 0.00 0.48 0.00 5.93 12:21:01 AM 0.47 0.05 0.42 4.80 5.43 12:22:01 AM 16.56 0.42 16.15 46.93 651.94 Average: 37.73 2.19 35.54 370.43 3589.40 12:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:15:01 AM 5239832 7032264 2642592 33.53 2688 1969948 769288 8.61 186680 2121132 240440 12:16:01 AM 5177252 7017508 2705172 34.32 2688 2017184 767976 8.60 209708 2150076 9944 12:17:01 AM 4929800 7020276 2952624 37.46 2688 2256992 740360 8.29 255904 2317896 189636 12:18:01 AM 4902472 7008172 2979952 37.81 2688 2273508 714788 8.00 266184 2333208 28 12:19:01 AM 4902708 7008408 2979716 37.80 2688 2273508 714788 8.00 266188 2333272 4 12:20:01 AM 4902484 7008188 2979940 37.80 2688 2273512 706464 7.91 266188 2333292 4 12:21:01 AM 4861740 6968092 3020684 38.32 2688 2274152 773144 8.66 266516 2373852 484 12:22:01 AM 5092008 7016064 2790416 35.40 2688 2097296 730524 8.18 467932 1964584 27112 Average: 5001037 7009872 2881387 36.55 2688 2179512 739666 8.28 273162 2240914 58456 12:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 AM eth0 149.09 114.80 1327.40 25.27 0.00 0.00 0.00 0.00 12:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:16:01 AM eth0 67.91 43.94 638.27 5.76 0.00 0.00 0.00 0.00 12:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:17:01 AM eth0 43.58 36.94 335.57 8.86 0.00 0.00 0.00 0.00 12:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:01 AM eth0 598.23 430.39 117.64 94.97 0.00 0.00 0.00 0.00 12:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 AM eth0 2.52 2.18 1.27 0.51 0.00 0.00 0.00 0.00 12:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 AM eth0 2.95 1.97 0.47 0.43 0.00 0.00 0.00 0.00 12:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 AM eth0 37.29 19.13 11.28 2.19 0.00 0.00 0.00 0.00 12:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 AM eth0 108.58 80.47 97.72 29.67 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 126.26 91.22 316.20 20.96 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) 02/22/2026 _x86_64_ (2 CPU) 00:13:14 LINUX RESTART (2 CPU) 12:14:01 AM CPU %user %nice %system %iowait %steal %idle 12:15:01 AM all 38.43 0.00 6.19 1.40 0.11 53.87 12:15:01 AM 0 40.41 0.00 6.77 1.83 0.12 50.87 12:15:01 AM 1 36.45 0.00 5.62 0.96 0.10 56.87 12:16:01 AM all 13.47 0.00 2.40 2.23 0.08 81.82 12:16:01 AM 0 22.65 0.00 2.64 2.47 0.08 72.16 12:16:01 AM 1 4.28 0.00 2.17 1.99 0.07 91.50 12:17:01 AM all 30.97 0.00 5.39 0.74 0.08 62.81 12:17:01 AM 0 45.38 0.00 6.48 1.05 0.08 47.00 12:17:01 AM 1 16.58 0.00 4.32 0.43 0.08 78.59 12:18:01 AM all 12.26 0.00 2.91 1.26 0.07 83.51 12:18:01 AM 0 11.59 0.00 2.78 0.70 0.07 84.86 12:18:01 AM 1 12.92 0.00 3.03 1.81 0.07 82.17 12:19:01 AM all 0.35 0.00 0.08 0.03 0.03 99.50 12:19:01 AM 0 0.58 0.00 0.07 0.07 0.05 99.23 12:19:01 AM 1 0.12 0.00 0.10 0.00 0.02 99.77 12:20:01 AM all 0.33 0.00 0.08 0.00 0.04 99.55 12:20:01 AM 0 0.10 0.00 0.07 0.00 0.03 99.80 12:20:01 AM 1 0.57 0.00 0.08 0.00 0.05 99.30 12:21:01 AM all 1.63 0.00 0.27 0.00 0.03 98.07 12:21:01 AM 0 2.32 0.00 0.33 0.00 0.03 97.31 12:21:01 AM 1 0.94 0.00 0.20 0.00 0.03 98.83 12:22:01 AM all 15.78 0.00 2.89 0.08 0.08 81.17 12:22:01 AM 0 20.70 0.00 3.26 0.08 0.08 75.88 12:22:01 AM 1 10.87 0.00 2.53 0.07 0.07 86.47 Average: all 14.17 0.00 2.53 0.72 0.06 82.52 Average: 0 17.98 0.00 2.80 0.78 0.07 78.38 Average: 1 10.36 0.00 2.26 0.66 0.06 86.67