---> uname -a: Linux prd-centos8-robot-2c-8g-1855.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: 2799.996 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 585 4938 19 2173 6814 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:b1:a9:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.94/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85845sec preferred_lft 85845sec inet6 fe80::f816:3eff:feb1:a98a/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) 01/19/2026 _x86_64_ (2 CPU) 00:56:53 LINUX RESTART (2 CPU) 12:58:01 AM tps rtps wtps bread/s bwrtn/s 12:59:01 AM 122.46 1.08 121.38 75.32 12365.36 01:00:01 AM 31.14 0.50 30.64 64.78 2635.85 01:01:01 AM 85.64 6.95 78.69 1289.22 8604.35 01:02:01 AM 13.42 0.12 13.31 6.53 1220.05 01:03:01 AM 2.10 0.02 2.08 0.13 81.64 01:04:01 AM 0.17 0.00 0.17 0.00 4.15 01:05:01 AM 13.53 0.32 13.21 36.93 495.77 01:06:01 AM 31.06 0.52 30.54 63.85 1316.89 Average: 37.44 1.19 36.25 192.12 3340.47 12:58:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:59:01 AM 5155568 7001956 2726856 34.59 2688 2022156 680188 7.62 198300 2175140 42120 01:00:01 AM 5110828 7022184 2771596 35.16 2688 2083868 674508 7.55 227772 2183964 68760 01:01:01 AM 4950440 7055396 2931984 37.20 2688 2271936 610884 6.84 260856 2287080 27236 01:02:01 AM 4907220 7012476 2975204 37.74 2688 2272316 674456 7.55 261348 2327808 172 01:03:01 AM 4821696 6927072 3060728 38.83 2688 2272436 794016 8.89 261348 2412344 36 01:04:01 AM 4825064 6930692 3057360 38.79 2688 2272688 772592 8.65 261348 2408528 216 01:05:01 AM 4991564 6946476 2890860 36.67 2688 2128112 730448 8.18 295904 2232828 50312 01:06:01 AM 5106964 7025700 2775460 35.21 2688 2092744 660108 7.39 462616 1955264 25328 Average: 4983668 6990244 2898756 36.77 2688 2177032 699650 7.83 278686 2247870 26772 12:58:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:59:01 AM eth0 71.80 55.94 858.56 9.08 0.00 0.00 0.00 0.00 01:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:01 AM eth0 19.08 14.81 25.45 5.16 0.00 0.00 0.00 0.00 01:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:01:01 AM eth0 216.13 166.13 358.45 43.52 0.00 0.00 0.00 0.00 01:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:02:01 AM eth0 15.16 8.51 3.93 1.00 0.00 0.00 0.00 0.00 01:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:03:01 AM eth0 397.75 394.42 5487.66 713.04 0.00 0.00 0.00 0.00 01:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:04:01 AM eth0 387.20 373.41 6414.56 24.43 0.00 0.00 0.00 0.00 01:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:05:01 AM eth0 150.04 125.31 1697.19 25.71 0.00 0.00 0.00 0.00 01:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:06:01 AM eth0 19.58 16.16 14.79 7.92 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 159.58 144.33 1857.41 103.72 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) 01/19/2026 _x86_64_ (2 CPU) 00:56:53 LINUX RESTART (2 CPU) 12:58:01 AM CPU %user %nice %system %iowait %steal %idle 12:59:01 AM all 32.40 0.00 5.06 1.21 0.09 61.23 12:59:01 AM 0 38.20 0.00 6.58 1.52 0.08 53.62 12:59:01 AM 1 26.62 0.00 3.55 0.91 0.10 68.81 01:00:01 AM all 22.63 0.00 3.31 0.21 0.07 73.78 01:00:01 AM 0 31.75 0.00 3.56 0.32 0.07 64.30 01:00:01 AM 1 13.50 0.00 3.05 0.10 0.08 83.27 01:01:01 AM all 27.68 0.00 5.41 0.64 0.09 66.18 01:01:01 AM 0 38.02 0.00 5.69 0.63 0.10 55.56 01:01:01 AM 1 17.36 0.00 5.13 0.65 0.08 76.78 01:02:01 AM all 0.74 0.00 0.26 0.12 0.04 98.84 01:02:01 AM 0 0.25 0.00 0.20 0.10 0.03 99.42 01:02:01 AM 1 1.24 0.00 0.32 0.13 0.05 98.26 01:03:01 AM all 16.53 0.00 1.32 0.01 0.10 82.05 01:03:01 AM 0 17.10 0.00 1.36 0.00 0.10 81.43 01:03:01 AM 1 15.95 0.00 1.27 0.02 0.10 82.67 01:04:01 AM all 12.77 0.00 1.22 0.00 0.11 85.90 01:04:01 AM 0 15.85 0.00 1.32 0.00 0.12 82.71 01:04:01 AM 1 9.72 0.00 1.11 0.00 0.10 89.06 01:05:01 AM all 13.05 0.00 1.84 0.05 0.08 84.97 01:05:01 AM 0 9.96 0.00 1.89 0.02 0.08 88.05 01:05:01 AM 1 16.17 0.00 1.79 0.08 0.08 81.88 01:06:01 AM all 31.82 0.00 4.21 0.10 0.07 63.80 01:06:01 AM 0 27.36 0.00 3.71 0.08 0.08 68.76 01:06:01 AM 1 36.28 0.00 4.70 0.12 0.07 58.83 Average: all 19.73 0.00 2.83 0.29 0.08 77.06 Average: 0 22.34 0.00 3.05 0.33 0.08 74.20 Average: 1 17.13 0.00 2.62 0.25 0.08 79.92