---> uname -a: Linux prd-centos8-robot-2c-8g-5570.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 576 4915 19 2205 6823 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:69:f7:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.182/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85937sec preferred_lft 85937sec inet6 fe80::f816:3eff:fe69:f73d/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) 01/29/2026 _x86_64_ (2 CPU) 01:54:15 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 90.09 16.73 73.36 5238.65 7046.43 01:57:01 AM 87.50 1.08 86.42 75.31 10634.27 01:58:01 AM 30.56 0.42 30.14 64.78 2427.77 01:59:01 AM 84.27 6.93 77.34 1289.52 8716.43 02:00:01 AM 8.15 0.05 8.10 4.80 611.66 02:01:01 AM 15.68 0.35 15.33 37.19 1180.92 02:02:01 AM 32.21 0.58 31.63 65.56 1975.68 Average: 49.78 3.73 46.04 967.92 4655.94 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5378656 7087812 2503776 31.76 2688 1891304 651476 7.29 186632 1996848 178504 01:57:01 AM 5250776 7090848 2631656 33.39 2688 2016264 647464 7.25 206884 2075624 31124 01:58:01 AM 5126780 7036472 2755652 34.96 2688 2081752 698796 7.82 228564 2165936 61748 01:59:01 AM 4968260 7065112 2914172 36.97 2688 2263616 623736 6.98 261284 2265392 9664 02:00:01 AM 4935380 7032308 2947052 37.39 2688 2263896 676864 7.58 261620 2300044 140 02:01:01 AM 5051208 6999580 2831224 35.92 2688 2121664 712100 7.97 321052 2148860 47020 02:02:01 AM 5106496 7059692 2775936 35.22 2688 2127008 639480 7.16 480960 1938500 26020 Average: 5116794 7053118 2765638 35.09 2688 2109358 664274 7.44 278142 2127315 50603 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 284.86 193.02 1778.43 61.42 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 72.41 50.87 762.26 8.56 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 16.63 14.68 24.70 4.96 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 211.66 159.74 358.82 43.72 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 25.74 18.63 5.32 1.51 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 94.20 68.41 427.99 52.33 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 18.90 16.66 14.86 8.56 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 103.48 74.57 481.75 25.86 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) 01/29/2026 _x86_64_ (2 CPU) 01:54:15 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 40.92 0.00 6.47 3.83 0.13 48.65 01:56:01 AM 0 40.26 0.00 6.75 3.66 0.13 49.20 01:56:01 AM 1 41.58 0.00 6.20 4.00 0.13 48.09 01:57:01 AM all 23.14 0.00 3.71 1.43 0.10 71.62 01:57:01 AM 0 31.02 0.00 4.39 1.84 0.10 62.65 01:57:01 AM 1 15.28 0.00 3.04 1.02 0.10 80.57 01:58:01 AM all 23.46 0.00 3.17 0.36 0.11 72.91 01:58:01 AM 0 25.31 0.00 3.20 0.50 0.10 70.89 01:58:01 AM 1 21.59 0.00 3.14 0.22 0.12 74.93 01:59:01 AM all 26.64 0.00 4.92 1.17 0.10 67.18 01:59:01 AM 0 33.94 0.00 5.58 0.99 0.10 59.39 01:59:01 AM 1 19.36 0.00 4.26 1.35 0.10 74.93 02:00:01 AM all 1.13 0.00 0.26 0.06 0.05 98.50 02:00:01 AM 0 0.77 0.00 0.22 0.08 0.03 98.90 02:00:01 AM 1 1.50 0.00 0.30 0.03 0.07 98.10 02:01:01 AM all 20.53 0.00 2.30 0.08 0.10 76.98 02:01:01 AM 0 23.03 0.00 2.71 0.10 0.08 74.07 02:01:01 AM 1 18.06 0.00 1.89 0.07 0.12 79.87 02:02:01 AM all 34.13 0.00 4.20 0.23 0.13 61.33 02:02:01 AM 0 43.29 0.00 4.54 0.33 0.13 51.71 02:02:01 AM 1 24.96 0.00 3.85 0.12 0.12 70.95 Average: all 24.28 0.00 3.58 1.02 0.10 71.02 Average: 0 28.23 0.00 3.91 1.07 0.10 66.69 Average: 1 20.34 0.00 3.24 0.97 0.11 75.34