---> uname -a: Linux prd-centos8-robot-2c-8g-3795.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 587 4937 19 2172 6811 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:a4:a8:e8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.83/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85956sec preferred_lft 85956sec inet6 fe80::f816:3eff:fea4:a8e8/64 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) 01/24/2026 _x86_64_ (2 CPU) 03:13:43 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 207.18 142.59 64.60 14193.14 40591.25 03:16:01 AM 122.68 1.08 121.59 75.31 12420.41 03:17:01 AM 29.93 0.42 29.51 64.79 2296.12 03:18:01 AM 80.26 6.93 73.33 1289.30 8396.72 03:19:01 AM 11.41 0.05 11.36 4.80 1107.12 03:20:01 AM 11.08 0.33 10.75 37.85 354.53 03:21:01 AM 32.80 0.52 32.28 63.83 1462.64 Average: 70.76 21.70 49.06 2247.06 9518.58 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5407536 7004048 2474896 31.40 2688 1787520 766924 8.59 192684 1992948 116076 03:16:01 AM 5159696 7002212 2722736 34.54 2688 2018088 724956 8.12 198408 2170712 41188 03:17:01 AM 5116372 7027432 2766060 35.09 2688 2083104 715588 8.01 227948 2175612 71172 03:18:01 AM 4950156 7049672 2932276 37.20 2688 2265864 645448 7.23 260696 2282700 26316 03:19:01 AM 4910412 7010260 2972020 37.70 2688 2266272 698660 7.82 261028 2323744 272 03:20:01 AM 4986332 6940592 2896100 36.74 2688 2124796 768600 8.61 295412 2234032 51080 03:21:01 AM 5099596 7016760 2782836 35.30 2688 2089516 691008 7.74 461976 1961072 25328 Average: 5090014 7007282 2792418 35.43 2688 2090737 715883 8.02 271165 2162974 47347 03:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 294.02 184.47 1664.14 57.65 0.00 0.00 0.00 0.00 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 76.11 58.23 858.53 9.41 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 22.91 14.80 26.19 5.22 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 213.18 163.58 358.92 44.30 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 14.61 5.88 4.01 0.75 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 152.18 125.84 1253.71 28.60 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 18.09 16.08 14.46 7.97 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 113.02 81.27 597.15 21.99 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) 01/24/2026 _x86_64_ (2 CPU) 03:13:43 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 42.49 0.07 10.81 4.18 0.09 42.36 03:15:01 AM 0 46.43 0.10 11.23 4.37 0.10 37.77 03:15:01 AM 1 38.56 0.03 10.40 3.98 0.08 46.94 03:16:01 AM all 31.74 0.00 5.02 1.11 0.10 62.03 03:16:01 AM 0 40.71 0.00 6.02 1.11 0.10 52.06 03:16:01 AM 1 22.76 0.00 4.01 1.12 0.10 72.02 03:17:01 AM all 23.78 0.00 3.49 0.28 0.07 72.37 03:17:01 AM 0 24.50 0.00 3.50 0.27 0.07 71.67 03:17:01 AM 1 23.06 0.00 3.48 0.30 0.08 73.07 03:18:01 AM all 27.04 0.00 5.26 0.82 0.08 66.80 03:18:01 AM 0 37.45 0.00 6.33 0.84 0.10 55.29 03:18:01 AM 1 16.67 0.00 4.19 0.80 0.07 78.27 03:19:01 AM all 0.99 0.00 0.28 0.17 0.03 98.52 03:19:01 AM 0 1.64 0.00 0.35 0.20 0.05 97.76 03:19:01 AM 1 0.35 0.00 0.22 0.13 0.02 99.28 03:20:01 AM all 13.60 0.00 1.97 0.05 0.08 84.30 03:20:01 AM 0 19.64 0.00 1.82 0.07 0.08 78.39 03:20:01 AM 1 7.58 0.00 2.13 0.03 0.07 90.19 03:21:01 AM all 32.62 0.00 4.22 0.15 0.08 62.94 03:21:01 AM 0 46.02 0.00 4.75 0.15 0.08 48.99 03:21:01 AM 1 19.22 0.00 3.68 0.15 0.07 76.88 Average: all 24.62 0.01 4.44 0.96 0.08 69.90 Average: 0 30.93 0.01 4.86 1.00 0.08 63.12 Average: 1 18.31 0.00 4.01 0.93 0.07 76.67