---> uname -a: Linux prd-centos8-robot-2c-8g-6212.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: 2800.000 BogoMIPS: 5600.00 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 614 4909 19 2174 6785 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:a7:a1:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.176/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85872sec preferred_lft 85872sec inet6 fe80::f816:3eff:fea7:a1b5/64 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) 01/31/2026 _x86_64_ (2 CPU) 03:23:26 LINUX RESTART (2 CPU) 03:24:01 AM tps rtps wtps bread/s bwrtn/s 03:25:01 AM 91.92 22.58 69.34 6521.69 13316.71 03:26:01 AM 103.60 1.08 102.52 75.31 11667.44 03:27:01 AM 23.48 0.55 22.93 61.19 2133.18 03:28:01 AM 50.04 6.71 43.33 1245.51 3815.59 03:29:01 AM 63.17 0.22 62.96 43.59 7644.11 03:30:01 AM 11.21 0.05 11.16 4.80 740.07 03:31:01 AM 10.95 0.37 10.58 39.19 469.86 03:32:01 AM 27.73 0.52 27.21 63.86 1131.08 Average: 47.76 4.01 43.75 1006.96 5114.82 03:24:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:25:01 AM 5268716 6996296 2613712 33.16 2688 1910672 758720 8.50 224716 2072440 220948 03:26:01 AM 5168692 7014928 2713736 34.43 2688 2021760 711328 7.96 199516 2163176 40768 03:27:01 AM 5167792 7027844 2714636 34.44 2688 2036004 697856 7.81 226188 2140276 21964 03:28:01 AM 4981596 6994900 2900832 36.80 2688 2183560 725880 8.13 267664 2262764 49016 03:29:01 AM 4930008 7032688 2952420 37.46 2688 2269188 671212 7.52 261792 2306808 9664 03:30:01 AM 4887112 6990156 2995316 38.00 2688 2269596 739700 8.28 262120 2349392 276 03:31:01 AM 5072548 6993376 2809880 35.65 2688 2091388 697228 7.81 259048 2183736 13800 03:32:01 AM 5047636 6967116 2834792 35.96 2688 2092776 738384 8.27 464624 2012216 12500 Average: 5065512 7002163 2816916 35.74 2688 2109368 717538 8.03 270708 2186351 46117 03:24:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 321.58 201.23 1670.07 60.26 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 76.39 59.28 877.96 9.27 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 18.16 9.90 6.69 3.84 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 34.75 30.23 333.56 5.59 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 201.55 147.59 46.78 40.98 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 16.56 7.23 4.42 1.68 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 134.12 110.16 1308.01 23.95 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 21.31 17.48 16.96 9.01 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 103.05 72.89 533.08 19.32 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) 01/31/2026 _x86_64_ (2 CPU) 03:23:26 LINUX RESTART (2 CPU) 03:24:01 AM CPU %user %nice %system %iowait %steal %idle 03:25:01 AM all 39.91 0.00 6.73 10.02 0.10 43.25 03:25:01 AM 0 34.38 0.00 6.63 10.55 0.10 48.34 03:25:01 AM 1 45.44 0.00 6.82 9.48 0.10 38.15 03:26:01 AM all 25.61 0.00 4.09 2.80 0.08 67.41 03:26:01 AM 0 17.68 0.00 3.44 2.90 0.07 75.91 03:26:01 AM 1 33.54 0.00 4.74 2.70 0.10 58.91 03:27:01 AM all 13.44 0.00 2.19 15.14 0.12 69.12 03:27:01 AM 0 6.50 0.00 1.89 19.15 0.12 72.35 03:27:01 AM 1 20.37 0.00 2.49 11.14 0.12 65.89 03:28:01 AM all 16.57 0.00 3.01 14.74 0.11 65.56 03:28:01 AM 0 22.03 0.00 3.49 18.52 0.12 55.84 03:28:01 AM 1 11.14 0.00 2.54 10.98 0.10 75.24 03:29:01 AM all 19.63 0.00 3.74 3.75 0.10 72.79 03:29:01 AM 0 20.12 0.00 4.11 3.70 0.10 71.97 03:29:01 AM 1 19.13 0.00 3.36 3.80 0.10 73.61 03:30:01 AM all 1.23 0.00 0.23 0.19 0.03 98.31 03:30:01 AM 0 0.40 0.00 0.23 0.28 0.03 99.05 03:30:01 AM 1 2.05 0.00 0.23 0.10 0.03 97.58 03:31:01 AM all 9.09 0.00 1.82 0.34 0.08 88.68 03:31:01 AM 0 3.84 0.00 1.58 0.59 0.07 93.93 03:31:01 AM 1 14.40 0.00 2.06 0.09 0.09 83.37 03:32:01 AM all 30.75 0.00 3.64 0.51 0.09 65.01 03:32:01 AM 0 24.82 0.00 3.56 0.35 0.08 71.19 03:32:01 AM 1 36.67 0.00 3.72 0.67 0.10 58.85 Average: all 19.54 0.00 3.18 5.94 0.09 71.25 Average: 0 16.23 0.00 3.12 7.00 0.09 73.57 Average: 1 22.86 0.00 3.25 4.88 0.09 68.92