---> uname -a: Linux prd-centos8-robot-2c-8g-20521.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 596 4904 19 2196 6801 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:33:41:a2 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 85900sec preferred_lft 85900sec inet6 fe80::f816:3eff:fe33:41a2/64 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) 02/25/2026 _x86_64_ (2 CPU) 01:44:05 LINUX RESTART (2 CPU) 01:45:01 AM tps rtps wtps bread/s bwrtn/s 01:46:01 AM 121.39 0.40 120.99 16.66 12176.07 01:47:01 AM 41.49 1.40 40.09 137.71 5320.03 01:48:01 AM 63.96 6.93 57.03 1286.37 3710.86 01:49:01 AM 36.54 0.03 36.51 3.47 6380.49 01:50:01 AM 4.38 0.07 4.32 4.93 178.16 01:51:01 AM 2.18 0.03 2.15 1.87 172.42 01:52:01 AM 28.61 0.63 27.97 73.18 1437.12 Average: 42.65 1.36 41.30 217.75 4196.47 01:45:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:46:01 AM 5061384 6955332 2821040 35.79 2688 2071312 755300 8.46 191552 2283876 170176 01:47:01 AM 5223676 7084940 2658748 33.73 2688 2037616 623644 6.98 227496 2081084 9016 01:48:01 AM 4907652 7022100 2974772 37.74 2688 2280996 668860 7.49 263912 2327764 174656 01:49:01 AM 4940080 7053404 2942344 37.33 2688 2281120 625012 7.00 269496 2288080 4 01:50:01 AM 4895500 7010124 2986924 37.89 2688 2282420 713616 7.99 269980 2332044 268 01:51:01 AM 4887740 7005148 2994684 37.99 2688 2285236 687852 7.70 270128 2339744 28 01:52:01 AM 5050280 6989220 2832144 35.93 2688 2111876 710380 7.95 474820 1996364 10108 Average: 4995187 7017181 2887237 36.63 2688 2192939 683523 7.65 281055 2235565 52037 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 134.37 103.97 1540.21 14.20 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 11.45 8.20 6.65 3.58 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 49.53 36.17 338.56 8.93 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 198.15 141.29 39.09 36.30 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 27.86 19.59 9.05 4.28 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 21.76 20.78 6.70 4.96 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 67.39 42.75 93.59 30.67 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 72.93 53.25 290.57 14.71 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) 02/25/2026 _x86_64_ (2 CPU) 01:44:05 LINUX RESTART (2 CPU) 01:45:01 AM CPU %user %nice %system %iowait %steal %idle 01:46:01 AM all 37.17 0.00 5.44 1.29 0.10 55.99 01:46:01 AM 0 25.93 0.00 4.62 1.28 0.10 68.06 01:46:01 AM 1 48.40 0.00 6.26 1.30 0.10 43.94 01:47:01 AM all 14.88 0.00 2.28 0.43 0.07 82.34 01:47:01 AM 0 13.06 0.00 2.03 0.43 0.08 84.39 01:47:01 AM 1 16.71 0.00 2.52 0.43 0.05 80.29 01:48:01 AM all 30.57 0.00 5.85 0.68 0.09 62.81 01:48:01 AM 0 24.08 0.00 5.25 0.42 0.10 70.15 01:48:01 AM 1 37.06 0.00 6.44 0.95 0.08 55.46 01:49:01 AM all 5.65 0.00 1.20 0.54 0.05 92.55 01:49:01 AM 0 4.83 0.00 1.17 0.57 0.03 93.40 01:49:01 AM 1 6.47 0.00 1.24 0.52 0.07 91.71 01:50:01 AM all 6.99 0.00 0.69 0.02 0.06 92.25 01:50:01 AM 0 6.00 0.00 0.70 0.02 0.05 93.23 01:50:01 AM 1 7.97 0.00 0.67 0.02 0.07 91.28 01:51:01 AM all 12.10 0.00 0.71 0.00 0.09 87.10 01:51:01 AM 0 4.80 0.00 0.60 0.00 0.08 94.51 01:51:01 AM 1 19.39 0.00 0.82 0.00 0.10 79.69 01:52:01 AM all 27.00 0.00 3.86 0.12 0.07 68.95 01:52:01 AM 0 24.57 0.00 3.80 0.08 0.08 71.46 01:52:01 AM 1 29.42 0.00 3.91 0.15 0.07 66.45 Average: all 19.21 0.00 2.86 0.44 0.08 77.41 Average: 0 14.76 0.00 2.60 0.40 0.08 82.16 Average: 1 23.65 0.00 3.13 0.48 0.08 72.67