---> uname -a: Linux prd-centos8-robot-2c-8g-10600.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 660 4845 19 2191 6738 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:ab:91:a7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.113/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85789sec preferred_lft 85789sec inet6 fe80::f816:3eff:feab:91a7/64 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) 02/15/2026 _x86_64_ (2 CPU) 01:16:52 LINUX RESTART (2 CPU) 01:18:01 AM tps rtps wtps bread/s bwrtn/s 01:19:01 AM 121.91 1.10 120.81 75.84 11777.87 01:20:01 AM 30.22 0.42 29.81 64.78 3717.91 01:21:01 AM 77.30 9.41 67.89 1681.28 4538.31 01:22:01 AM 24.66 0.00 24.66 0.00 5581.09 01:23:01 AM 4.27 0.08 4.18 5.86 187.74 01:24:01 AM 0.22 0.00 0.22 0.00 3.32 01:25:01 AM 0.18 0.00 0.18 0.00 2.53 01:26:01 AM 9.48 0.32 9.17 36.93 393.65 01:27:01 AM 34.17 0.52 33.66 63.85 1484.44 Average: 33.60 1.32 32.29 214.35 3076.43 01:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:19:01 AM 5150000 6996236 2732432 34.66 2688 2021704 727664 8.15 199152 2181980 100692 01:20:01 AM 5165824 7017020 2716608 34.46 2688 2027172 716144 8.02 224580 2140976 12548 01:21:01 AM 4919444 7033872 2962988 37.59 2688 2280564 710144 7.95 267100 2313848 158392 01:22:01 AM 4911904 7026228 2970528 37.69 2688 2280564 725904 8.13 267092 2315600 4 01:23:01 AM 4859020 6975104 3023412 38.36 2688 2282324 804164 9.00 267576 2367864 8 01:24:01 AM 4843264 6959360 3039168 38.56 2688 2282336 835372 9.35 267576 2382960 20 01:25:01 AM 4843328 6959424 3039104 38.56 2688 2282336 835372 9.35 267576 2383004 4 01:26:01 AM 4965824 6902548 2916608 37.00 2688 2108568 791216 8.86 266732 2285040 16268 01:27:01 AM 4985888 6923380 2896544 36.75 2688 2110520 797168 8.93 471420 2065856 25332 Average: 4960500 6977019 2921932 37.07 2688 2186232 771461 8.64 277645 2270792 34808 01:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:19:01 AM eth0 111.73 90.47 1266.32 12.14 0.00 0.00 0.00 0.00 01:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:20:01 AM eth0 15.09 9.75 6.58 4.24 0.00 0.00 0.00 0.00 01:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:21:01 AM eth0 236.44 182.43 379.72 46.54 0.00 0.00 0.00 0.00 01:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:22:01 AM eth0 2.57 1.48 1.06 0.66 0.00 0.00 0.00 0.00 01:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:23:01 AM eth0 198.05 187.65 58.37 75.77 0.00 0.00 0.00 0.00 01:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:24:01 AM eth0 166.04 164.64 173.05 65.93 0.00 0.00 0.00 0.00 01:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:25:01 AM eth0 80.17 79.89 25.88 28.76 0.00 0.00 0.00 0.00 01:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:26:01 AM eth0 142.61 125.05 130.70 53.22 0.00 0.00 0.00 0.00 01:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:27:01 AM eth0 19.84 17.86 16.53 9.44 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 108.07 95.47 228.70 32.97 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) 02/15/2026 _x86_64_ (2 CPU) 01:16:52 LINUX RESTART (2 CPU) 01:18:01 AM CPU %user %nice %system %iowait %steal %idle 01:19:01 AM all 32.87 0.00 5.32 1.34 0.09 60.38 01:19:01 AM 0 52.12 0.00 7.01 1.44 0.10 39.33 01:19:01 AM 1 13.76 0.00 3.65 1.24 0.08 81.27 01:20:01 AM all 12.20 0.00 2.12 0.33 0.08 85.27 01:20:01 AM 0 17.03 0.00 2.18 0.35 0.08 80.36 01:20:01 AM 1 7.38 0.00 2.05 0.32 0.07 90.19 01:21:01 AM all 34.32 0.00 6.46 0.72 0.11 58.39 01:21:01 AM 0 44.88 0.00 7.54 0.77 0.12 46.69 01:21:01 AM 1 23.80 0.00 5.38 0.68 0.10 70.04 01:22:01 AM all 0.09 0.00 0.31 0.48 0.03 99.08 01:22:01 AM 0 0.05 0.00 0.35 0.60 0.02 98.98 01:22:01 AM 1 0.13 0.00 0.27 0.37 0.05 99.18 01:23:01 AM all 15.81 0.00 0.54 0.03 0.10 83.53 01:23:01 AM 0 8.94 0.00 0.44 0.05 0.10 90.48 01:23:01 AM 1 22.66 0.00 0.64 0.00 0.10 76.61 01:24:01 AM all 12.30 0.00 0.32 0.00 0.08 87.30 01:24:01 AM 0 22.46 0.00 0.47 0.00 0.10 76.97 01:24:01 AM 1 2.16 0.00 0.17 0.00 0.07 97.61 01:25:01 AM all 11.13 0.00 0.23 0.00 0.08 88.56 01:25:01 AM 0 21.70 0.00 0.35 0.00 0.08 77.86 01:25:01 AM 1 0.58 0.00 0.12 0.00 0.07 99.23 01:26:01 AM all 19.42 0.00 1.66 0.04 0.08 78.79 01:26:01 AM 0 32.72 0.00 1.73 0.05 0.07 65.43 01:26:01 AM 1 6.11 0.00 1.59 0.03 0.10 92.16 01:27:01 AM all 32.37 0.00 4.35 0.18 0.08 63.03 01:27:01 AM 0 37.31 0.00 4.84 0.20 0.07 57.58 01:27:01 AM 1 27.44 0.00 3.86 0.15 0.08 68.47 Average: all 18.96 0.00 2.37 0.35 0.08 78.24 Average: 0 26.37 0.00 2.77 0.38 0.08 70.39 Average: 1 11.57 0.00 1.97 0.31 0.08 86.06