---> uname -a: Linux prd-centos8-robot-2c-8g-7319.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 4875 19 2215 6792 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:d4:ca:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.149/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fed4:caa7/64 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) 02/03/2026 _x86_64_ (2 CPU) 03:13:54 LINUX RESTART (2 CPU) 03:15:01 AM tps rtps wtps bread/s bwrtn/s 03:16:01 AM 91.72 15.49 76.22 3797.67 6436.62 03:17:01 AM 79.55 1.08 78.47 75.32 10534.81 03:18:01 AM 32.23 0.42 31.81 64.79 2157.31 03:19:01 AM 59.51 6.71 52.80 1245.72 4417.78 03:20:01 AM 40.99 0.22 40.77 43.59 6403.12 03:21:01 AM 3.98 0.07 3.92 4.93 134.38 03:22:01 AM 28.22 0.63 27.59 73.18 2542.64 Average: 48.03 3.52 44.51 757.93 4660.98 03:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:16:01 AM 5281168 7010700 2601264 33.00 2688 1911616 727084 8.14 187668 2092176 187120 03:17:01 AM 5188828 7031660 2693604 34.17 2688 2019096 695040 7.78 207408 2135840 16580 03:18:01 AM 5087096 7005200 2795336 35.46 2688 2090116 712696 7.98 229200 2203272 64712 03:19:01 AM 4852420 6958736 3030012 38.44 2688 2273408 740464 8.29 258752 2390912 173144 03:20:01 AM 4934404 7033708 2948028 37.40 2688 2266628 678796 7.60 261720 2302044 4 03:21:01 AM 4845164 6965164 3037268 38.53 2688 2287308 759980 8.51 262048 2390292 20392 03:22:01 AM 5034240 6992300 2848192 36.13 2688 2131260 716400 8.02 482368 2007340 22312 Average: 5031903 6999638 2850529 36.16 2688 2139919 718637 8.05 269881 2217411 69181 03:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 364.36 212.50 1920.96 62.18 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 74.69 46.71 626.13 7.24 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 19.43 16.00 67.59 5.15 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 30.04 27.02 273.95 5.71 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 209.25 151.02 44.74 39.91 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 67.91 53.14 373.22 6.12 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 79.49 53.53 122.66 57.53 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 120.74 79.99 489.90 26.26 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) 02/03/2026 _x86_64_ (2 CPU) 03:13:54 LINUX RESTART (2 CPU) 03:15:01 AM CPU %user %nice %system %iowait %steal %idle 03:16:01 AM all 37.88 0.00 6.12 3.08 0.14 52.77 03:16:01 AM 0 55.43 0.00 7.28 4.91 0.13 32.25 03:16:01 AM 1 20.41 0.00 4.97 1.27 0.15 73.20 03:17:01 AM all 18.98 0.00 3.61 5.14 0.12 72.15 03:17:01 AM 0 22.08 0.00 3.73 5.75 0.12 68.32 03:17:01 AM 1 15.88 0.00 3.49 4.54 0.12 75.98 03:18:01 AM all 21.35 0.00 3.15 1.49 0.07 73.94 03:18:01 AM 0 30.10 0.00 3.42 1.29 0.07 65.13 03:18:01 AM 1 12.60 0.00 2.89 1.70 0.07 82.75 03:19:01 AM all 18.04 0.00 3.58 13.81 0.10 64.46 03:19:01 AM 0 15.42 0.00 3.05 12.83 0.10 68.59 03:19:01 AM 1 20.67 0.00 4.11 14.79 0.10 60.33 03:20:01 AM all 8.16 0.00 1.88 1.85 0.06 88.06 03:20:01 AM 0 13.15 0.00 2.47 2.44 0.05 81.89 03:20:01 AM 1 3.16 0.00 1.29 1.25 0.07 94.23 03:21:01 AM all 6.73 0.00 0.44 0.03 0.08 92.72 03:21:01 AM 0 8.76 0.00 0.49 0.02 0.08 90.65 03:21:01 AM 1 4.70 0.00 0.39 0.03 0.08 94.79 03:22:01 AM all 26.23 0.00 3.95 0.58 0.08 69.16 03:22:01 AM 0 25.40 0.00 3.79 0.85 0.08 69.88 03:22:01 AM 1 27.07 0.00 4.11 0.30 0.08 68.43 Average: all 19.64 0.00 3.25 3.72 0.09 73.30 Average: 0 24.34 0.00 3.46 4.02 0.09 68.09 Average: 1 14.95 0.00 3.04 3.41 0.10 78.50