---> uname -a: Linux prd-centos8-robot-2c-8g-5832.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 608 4917 19 2171 6790 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:75:b3:fc brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.99/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85906sec preferred_lft 85906sec inet6 fe80::f816:3eff:fe75:b3fc/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) 00:35:40 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 152.57 80.06 72.51 10905.83 40805.28 12:38:01 AM 105.68 0.07 105.61 1.87 11773.94 12:39:01 AM 31.04 1.02 30.03 73.45 3154.81 12:40:01 AM 39.72 3.82 35.90 1256.38 2300.77 12:41:01 AM 77.59 3.53 74.05 97.72 8088.64 12:42:02 AM 6.20 0.05 6.15 4.80 487.60 12:43:01 AM 15.30 0.34 14.96 38.50 538.43 Average: 61.27 12.73 48.54 1772.61 9614.79 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5294880 7002360 2587548 32.83 2688 1892076 756548 8.47 223064 2054004 219828 12:38:01 AM 5245844 7041764 2636584 33.45 2688 1973012 677456 7.59 186788 2103544 4 12:39:01 AM 5177804 7021316 2704624 34.31 2688 2019216 688712 7.71 209156 2147316 9952 12:40:01 AM 4970828 6977288 2911600 36.94 2688 2176936 741064 8.30 261828 2284264 99784 12:41:01 AM 4934360 7033488 2948068 37.40 2688 2266256 664452 7.44 260956 2305192 9644 12:42:02 AM 4890940 6990576 2991488 37.95 2688 2266764 717524 8.03 261284 2346860 112 12:43:01 AM 5050680 6963624 2831748 35.92 2688 2086088 732140 8.20 303572 2167732 27564 Average: 5080762 7004345 2801666 35.54 2688 2097193 711128 7.96 243807 2201273 52413 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 339.60 200.20 1665.25 59.28 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 31.54 24.84 262.30 5.66 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 76.02 52.11 620.34 6.40 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 47.67 39.37 337.93 8.38 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 207.40 150.26 47.22 41.52 0.00 0.00 0.00 0.00 12:42:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:02 AM eth0 25.56 16.88 5.78 4.45 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 144.06 121.15 1459.70 26.93 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 124.50 86.32 626.37 21.79 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) 00:35:40 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 41.50 0.03 10.36 5.53 0.09 42.49 12:37:01 AM 0 32.47 0.05 10.22 3.93 0.08 53.24 12:37:01 AM 1 50.49 0.02 10.49 7.13 0.10 31.77 12:38:01 AM all 18.25 0.00 3.35 1.97 0.07 76.36 12:38:01 AM 0 12.35 0.00 2.75 1.90 0.07 82.94 12:38:01 AM 1 24.17 0.00 3.95 2.04 0.07 69.77 12:39:01 AM all 15.69 0.00 1.89 0.62 0.07 81.73 12:39:01 AM 0 13.07 0.00 2.05 0.58 0.07 84.22 12:39:01 AM 1 18.31 0.00 1.73 0.65 0.07 79.24 12:40:01 AM all 25.03 0.00 3.63 0.63 0.07 70.62 12:40:01 AM 0 20.55 0.00 3.24 0.25 0.07 75.90 12:40:01 AM 1 29.51 0.00 4.03 1.02 0.08 65.36 12:41:01 AM all 21.30 0.00 4.21 1.26 0.07 73.17 12:41:01 AM 0 12.41 0.00 3.55 1.15 0.07 82.82 12:41:01 AM 1 30.20 0.00 4.86 1.37 0.07 63.50 12:42:02 AM all 2.25 0.00 0.26 0.06 0.04 97.39 12:42:02 AM 0 1.15 0.00 0.13 0.03 0.05 98.63 12:42:02 AM 1 3.35 0.00 0.39 0.08 0.03 96.15 12:43:01 AM all 17.95 0.00 2.42 0.07 0.08 79.49 12:43:01 AM 0 17.55 0.00 2.40 0.07 0.07 79.92 12:43:01 AM 1 18.35 0.00 2.44 0.07 0.09 79.05 Average: all 20.28 0.00 3.73 1.45 0.07 74.46 Average: 0 15.63 0.01 3.48 1.13 0.07 79.69 Average: 1 24.94 0.00 3.99 1.77 0.07 69.23