---> uname -a: Linux prd-centos8-robot-2c-8g-19751.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 619 4719 19 2359 6774 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:84:1c:50 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.95/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 86035sec preferred_lft 86035sec inet6 fe80::f816:3eff:fe84:1c50/64 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) 02/22/2026 _x86_64_ (2 CPU) 00:27:01 LINUX RESTART (2 CPU) 12:28:01 AM tps rtps wtps bread/s bwrtn/s 12:29:01 AM 104.72 6.20 98.52 1091.68 8339.09 12:30:02 AM 56.95 1.02 55.93 73.44 8835.74 12:31:01 AM 19.01 0.42 18.59 65.88 1124.26 12:32:01 AM 86.70 9.35 77.35 1539.48 8354.76 12:33:01 AM 38.97 0.52 38.45 63.85 1891.94 Average: 61.41 3.51 57.90 568.49 5724.31 12:28:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:29:01 AM 5198908 6991524 2683516 34.04 2688 1970200 729456 8.17 187428 2158420 196852 12:30:02 AM 5136012 6975392 2746412 34.84 2688 2016332 737644 8.26 198736 2198504 4 12:31:01 AM 5130172 7006984 2752252 34.92 2688 2052560 698120 7.82 223480 2177608 34104 12:32:01 AM 4887896 6990156 2994528 37.99 2688 2269356 689332 7.72 267284 2345132 25672 12:33:01 AM 4891932 6995944 2990492 37.94 2688 2271396 700592 7.84 473960 2136032 25376 Average: 5048984 6992000 2833440 35.95 2688 2115969 711029 7.96 270178 2203139 56402 12:28:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:29:01 AM eth0 138.99 109.10 1160.29 23.48 0.00 0.00 0.00 0.00 12:30:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:02 AM eth0 71.11 45.08 636.35 4.45 0.00 0.00 0.00 0.00 12:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:31:01 AM eth0 20.26 16.45 7.88 5.68 0.00 0.00 0.00 0.00 12:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 AM eth0 73.47 61.57 353.46 20.47 0.00 0.00 0.00 0.00 12:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 AM eth0 21.61 18.99 18.60 9.94 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 65.24 50.35 436.73 12.83 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) 02/22/2026 _x86_64_ (2 CPU) 00:27:01 LINUX RESTART (2 CPU) 12:28:01 AM CPU %user %nice %system %iowait %steal %idle 12:29:01 AM all 37.86 0.00 6.06 2.41 0.12 53.56 12:29:01 AM 0 32.60 0.00 5.95 2.12 0.12 59.22 12:29:01 AM 1 43.12 0.00 6.16 2.70 0.12 47.90 12:30:02 AM all 8.53 0.00 1.62 1.52 0.05 88.28 12:30:02 AM 0 8.07 0.00 1.55 1.25 0.05 89.07 12:30:02 AM 1 8.99 0.00 1.68 1.78 0.05 87.50 12:31:01 AM all 15.36 0.00 2.72 0.19 0.08 81.64 12:31:01 AM 0 9.96 0.00 2.34 0.07 0.07 87.56 12:31:01 AM 1 20.75 0.00 3.10 0.32 0.08 75.74 12:32:01 AM all 34.02 0.00 6.49 1.67 0.10 57.72 12:32:01 AM 0 30.11 0.00 6.25 2.28 0.08 61.28 12:32:01 AM 1 37.93 0.00 6.74 1.05 0.12 54.16 12:33:01 AM all 32.84 0.00 4.38 0.22 0.08 62.47 12:33:01 AM 0 17.90 0.00 3.83 0.12 0.08 78.07 12:33:01 AM 1 47.79 0.00 4.93 0.32 0.08 46.88 Average: all 25.77 0.00 4.26 1.20 0.09 68.68 Average: 0 19.77 0.00 3.99 1.17 0.08 74.99 Average: 1 31.76 0.00 4.53 1.24 0.09 62.38