---> uname -a: Linux prd-centos8-robot-2c-8g-6940.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 583 4938 19 2175 6816 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:33:08:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.221/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fe33:856/64 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) 02/02/2026 _x86_64_ (2 CPU) 03:13:45 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 201.35 145.25 56.10 14496.10 39780.26 03:16:01 AM 122.99 1.08 121.91 75.31 11503.42 03:17:01 AM 31.14 0.42 30.73 64.79 3468.76 03:18:01 AM 78.96 6.93 72.03 1289.30 6109.25 03:19:01 AM 22.38 0.00 22.38 0.00 4087.50 03:20:01 AM 4.05 0.07 3.98 4.93 165.89 03:21:01 AM 0.68 0.03 0.65 1.87 108.85 03:22:01 AM 34.16 0.83 33.32 100.77 1643.44 Average: 61.96 19.33 42.64 2004.17 8358.52 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5530072 7066996 2352360 29.84 2688 1729412 697580 7.81 185584 1883876 84772 03:16:01 AM 5169764 7009752 2712668 34.41 2688 2015520 698028 7.82 198512 2158808 91260 03:17:01 AM 5157288 7023052 2725144 34.57 2688 2041240 716756 8.03 225564 2147952 33348 03:18:01 AM 4963196 7060104 2919236 37.03 2688 2263052 626692 7.02 260760 2273252 111216 03:19:01 AM 4961708 7058200 2920724 37.05 2688 2263052 626692 7.02 260764 2273272 4 03:20:01 AM 4912076 7010108 2970356 37.68 2688 2264608 697628 7.81 261236 2322312 440 03:21:01 AM 4956264 7058172 2926168 37.12 2688 2268476 629672 7.05 261740 2277900 1340 03:22:01 AM 5113928 7034940 2768504 35.12 2688 2094224 667284 7.47 466372 1943728 12056 Average: 5095537 7040166 2786895 35.36 2688 2117448 670042 7.50 265066 2160138 41804 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 264.55 152.30 1357.75 56.42 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 98.87 73.38 1190.11 11.18 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 13.53 8.62 6.19 3.78 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 235.50 174.24 379.30 44.27 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 2.08 0.70 0.22 0.12 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 33.37 26.12 11.28 5.75 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 32.91 25.01 8.82 5.13 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 48.78 37.90 89.66 30.80 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 91.20 62.28 380.42 19.68 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) 02/02/2026 _x86_64_ (2 CPU) 03:13:45 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 39.84 0.07 10.14 10.35 0.12 39.50 03:15:01 AM 0 37.71 0.02 9.47 10.53 0.12 42.16 03:15:01 AM 1 41.97 0.12 10.80 10.16 0.12 36.83 03:16:01 AM all 33.89 0.00 5.51 1.45 0.11 59.04 03:16:01 AM 0 23.51 0.00 4.92 1.66 0.10 69.81 03:16:01 AM 1 44.32 0.00 6.10 1.24 0.12 48.22 03:17:01 AM all 12.93 0.00 2.21 0.40 0.08 84.38 03:17:01 AM 0 16.42 0.00 2.57 0.35 0.08 80.57 03:17:01 AM 1 9.45 0.00 1.85 0.45 0.07 88.18 03:18:01 AM all 34.63 0.00 6.54 1.14 0.14 57.56 03:18:01 AM 0 26.19 0.00 5.68 1.05 0.13 66.94 03:18:01 AM 1 43.10 0.00 7.40 1.22 0.15 48.13 03:19:01 AM all 0.06 0.00 0.26 0.45 0.06 99.17 03:19:01 AM 0 0.05 0.00 0.25 0.30 0.05 99.35 03:19:01 AM 1 0.07 0.00 0.27 0.60 0.07 99.00 03:20:01 AM all 9.73 0.00 0.94 0.02 0.09 89.22 03:20:01 AM 0 5.97 0.00 0.59 0.03 0.08 93.32 03:20:01 AM 1 13.50 0.00 1.29 0.00 0.10 85.11 03:21:01 AM all 11.66 0.00 0.65 0.00 0.12 87.57 03:21:01 AM 0 1.60 0.00 0.28 0.00 0.12 97.99 03:21:01 AM 1 21.75 0.00 1.02 0.00 0.12 77.12 03:22:01 AM all 29.87 0.00 4.44 0.18 0.12 65.39 03:22:01 AM 0 30.76 0.00 4.02 0.17 0.10 64.96 03:22:01 AM 1 29.00 0.00 4.87 0.18 0.13 65.82 Average: all 21.56 0.01 3.83 1.74 0.10 72.75 Average: 0 17.76 0.00 3.47 1.75 0.10 76.91 Average: 1 25.37 0.01 4.19 1.72 0.11 68.59