---> uname -a: Linux prd-centos8-robot-2c-8g-5904.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 673 4852 19 2171 6725 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:dd:d6:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.249/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85927sec preferred_lft 85927sec inet6 fe80::f816:3eff:fedd:d6b5/64 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) 01/30/2026 _x86_64_ (2 CPU) 03:23:34 LINUX RESTART (2 CPU) 03:24:01 AM tps rtps wtps bread/s bwrtn/s 03:25:01 AM 135.75 69.51 66.24 7813.40 40549.28 03:26:01 AM 120.46 1.08 119.38 75.31 12420.93 03:27:01 AM 29.18 0.42 28.76 64.79 2077.35 03:28:01 AM 72.06 6.93 65.13 1289.30 4945.98 03:29:01 AM 26.83 0.00 26.83 0.00 5022.68 03:30:01 AM 3.70 0.07 3.63 5.73 145.79 03:31:01 AM 29.47 0.63 28.84 73.16 1343.49 Average: 59.64 11.23 48.40 1331.73 9501.10 03:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:25:01 AM 5406504 7003960 2475928 31.41 2688 1788160 811260 9.08 194024 1995340 116872 03:26:01 AM 5151080 6994340 2731352 34.65 2688 2018936 746188 8.36 199252 2177000 40768 03:27:01 AM 5130172 6999220 2752260 34.92 2688 2044468 818708 9.17 226464 2176612 23428 03:28:01 AM 4880504 6979660 3001928 38.08 2688 2266288 751112 8.41 261632 2362296 136388 03:29:01 AM 4872972 6971904 3009460 38.18 2688 2266292 751112 8.41 261636 2366796 4 03:30:01 AM 4870136 6970620 3012296 38.22 2688 2267844 763744 8.55 262280 2368920 848 03:31:01 AM 4991240 6904728 2891192 36.68 2688 2086624 828628 9.28 462248 2073172 10096 Average: 5043230 6974919 2839202 36.02 2688 2105516 781536 8.75 266791 2217162 46915 03:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 293.12 180.39 1662.74 54.94 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 80.54 63.98 878.15 9.53 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 20.36 12.01 7.05 12.43 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 202.43 152.52 375.12 35.48 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 8.70 7.45 2.46 2.23 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 134.78 114.65 1660.93 9.16 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 47.91 37.03 80.91 26.16 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 112.55 81.15 666.76 21.42 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) 01/30/2026 _x86_64_ (2 CPU) 03:23:34 LINUX RESTART (2 CPU) 03:24:01 AM CPU %user %nice %system %iowait %steal %idle 03:25:01 AM all 38.45 0.05 7.58 9.21 0.14 44.57 03:25:01 AM 0 41.80 0.07 8.88 9.82 0.13 39.31 03:25:01 AM 1 35.11 0.03 6.28 8.59 0.15 49.83 03:26:01 AM all 32.65 0.00 5.03 1.76 0.12 60.44 03:26:01 AM 0 19.84 0.00 3.48 2.00 0.12 74.56 03:26:01 AM 1 45.54 0.00 6.58 1.52 0.12 46.24 03:27:01 AM all 15.37 0.00 2.26 0.29 0.08 81.99 03:27:01 AM 0 11.39 0.00 2.05 0.22 0.07 86.27 03:27:01 AM 1 19.34 0.00 2.47 0.37 0.10 77.71 03:28:01 AM all 35.68 0.00 6.21 0.93 0.13 57.05 03:28:01 AM 0 24.62 0.00 5.47 0.93 0.13 68.84 03:28:01 AM 1 46.72 0.00 6.95 0.92 0.13 45.27 03:29:01 AM all 0.44 0.00 0.35 0.56 0.06 98.59 03:29:01 AM 0 0.69 0.00 0.30 0.48 0.07 98.46 03:29:01 AM 1 0.20 0.00 0.40 0.63 0.05 98.71 03:30:01 AM all 6.15 0.00 0.86 0.03 0.10 92.87 03:30:01 AM 0 2.01 0.00 0.49 0.05 0.10 97.35 03:30:01 AM 1 10.33 0.00 1.24 0.00 0.10 88.33 03:31:01 AM all 27.92 0.00 3.82 0.83 0.11 67.33 03:31:01 AM 0 8.38 0.00 3.16 0.35 0.10 88.01 03:31:01 AM 1 47.45 0.00 4.47 1.30 0.12 46.66 Average: all 22.39 0.01 3.73 1.94 0.11 71.83 Average: 0 15.52 0.01 3.40 1.97 0.10 79.00 Average: 1 29.28 0.00 4.06 1.91 0.11 64.64