---> uname -a: Linux prd-centos8-robot-2c-8g-10944.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 595 4919 19 2182 6803 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:bc:80:58 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.183/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85883sec preferred_lft 85883sec inet6 fe80::f816:3eff:febc:8058/64 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) 02/16/2026 _x86_64_ (2 CPU) 01:44:22 LINUX RESTART (2 CPU) 01:45:01 AM tps rtps wtps bread/s bwrtn/s 01:46:01 AM 91.67 16.04 75.63 5439.55 7313.19 01:47:01 AM 91.63 1.08 90.55 75.32 11184.90 01:48:01 AM 28.35 0.42 27.93 64.79 1698.75 01:49:01 AM 75.41 6.93 68.48 1289.30 8327.76 01:50:01 AM 6.35 0.07 6.28 4.93 483.17 01:51:01 AM 2.17 0.03 2.13 1.87 118.31 01:52:01 AM 15.23 0.32 14.91 36.93 604.60 01:53:01 AM 32.82 0.52 32.31 63.85 1483.16 Average: 42.95 3.18 39.78 872.21 3901.76 01:45:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:46:01 AM 5318808 7046956 2563624 32.52 2688 1910504 674648 7.55 186700 2058252 184656 01:47:01 AM 5166292 7012596 2716140 34.46 2688 2022508 696936 7.80 209876 2159992 9956 01:48:01 AM 5054800 6995324 2827632 35.87 2688 2111880 705792 7.90 229028 2237536 79420 01:49:01 AM 4945004 7047320 2937428 37.27 2688 2268688 650516 7.28 260552 2294348 9076 01:50:01 AM 4901980 7004868 2980452 37.81 2688 2269284 720960 8.07 260948 2335660 328 01:51:01 AM 4896652 7000812 2985780 37.88 2688 2270520 720960 8.07 261160 2340984 40 01:52:01 AM 5050368 6975464 2832064 35.93 2688 2097060 716820 8.03 306664 2161448 31896 01:53:01 AM 5014476 6944496 2867956 36.38 2688 2103140 757916 8.49 466364 2043892 26276 Average: 5043548 7003480 2838884 36.02 2688 2131698 705568 7.90 272662 2204014 42706 01:45:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 336.45 217.36 1896.07 61.72 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 63.87 45.93 653.27 8.62 0.00 0.00 0.00 0.00 01:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 AM eth0 30.81 24.45 140.44 6.06 0.00 0.00 0.00 0.00 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 204.18 151.50 241.83 40.23 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 17.68 9.81 4.38 1.26 0.00 0.00 0.00 0.00 01:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 AM eth0 25.24 22.38 8.57 7.43 0.00 0.00 0.00 0.00 01:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:52:01 AM eth0 58.49 45.29 86.23 28.13 0.00 0.00 0.00 0.00 01:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:53:01 AM eth0 19.91 16.54 15.15 8.63 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 94.59 66.66 380.78 20.26 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) 02/16/2026 _x86_64_ (2 CPU) 01:44:22 LINUX RESTART (2 CPU) 01:45:01 AM CPU %user %nice %system %iowait %steal %idle 01:46:01 AM all 36.52 0.00 6.75 1.62 0.13 54.99 01:46:01 AM 0 27.74 0.00 6.19 1.55 0.13 64.39 01:46:01 AM 1 45.33 0.00 7.31 1.69 0.12 45.56 01:47:01 AM all 23.18 0.00 3.94 1.48 0.09 71.32 01:47:01 AM 0 19.48 0.00 3.55 1.37 0.08 75.52 01:47:01 AM 1 26.88 0.00 4.32 1.59 0.10 67.11 01:48:01 AM all 21.30 0.00 3.19 1.10 0.13 74.29 01:48:01 AM 0 16.23 0.00 2.97 0.98 0.13 79.69 01:48:01 AM 1 26.38 0.00 3.41 1.22 0.12 68.88 01:49:01 AM all 22.15 0.00 4.76 1.08 0.10 71.92 01:49:01 AM 0 14.57 0.00 4.05 0.67 0.10 80.62 01:49:01 AM 1 29.75 0.00 5.47 1.49 0.10 63.19 01:50:01 AM all 2.01 0.00 0.33 0.06 0.04 97.55 01:50:01 AM 0 0.22 0.00 0.20 0.07 0.03 99.48 01:50:01 AM 1 3.81 0.00 0.47 0.05 0.05 95.62 01:51:01 AM all 8.92 0.00 0.85 0.01 0.09 90.13 01:51:01 AM 0 7.89 0.00 0.74 0.02 0.08 91.27 01:51:01 AM 1 9.95 0.00 0.95 0.00 0.10 89.00 01:52:01 AM all 22.67 0.00 2.61 0.08 0.11 74.53 01:52:01 AM 0 10.43 0.00 1.55 0.07 0.10 87.85 01:52:01 AM 1 34.94 0.00 3.66 0.10 0.12 61.18 01:53:01 AM all 29.64 0.00 4.12 0.52 0.11 65.61 01:53:01 AM 0 31.11 0.00 4.52 0.68 0.12 63.58 01:53:01 AM 1 28.17 0.00 3.71 0.37 0.10 67.65 Average: all 20.80 0.00 3.32 0.74 0.10 75.04 Average: 0 15.97 0.00 2.97 0.68 0.10 80.29 Average: 1 25.65 0.00 3.66 0.81 0.10 69.77