---> uname -a: Linux prd-centos8-robot-2c-8g-6434.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 623 4890 19 2183 6775 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:6c:5d:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.131/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fe6c:5d68/64 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) 02/01/2026 _x86_64_ (2 CPU) 00:06:54 LINUX RESTART (2 CPU) 12:08:01 AM tps rtps wtps bread/s bwrtn/s 12:09:01 AM 123.69 1.02 122.68 69.44 12454.03 12:10:01 AM 37.29 0.60 36.69 72.91 4194.65 12:11:01 AM 70.13 9.41 60.71 1680.64 3823.63 12:12:01 AM 36.42 0.03 36.39 3.47 6452.20 12:13:01 AM 5.10 0.05 5.05 4.80 196.00 12:14:01 AM 15.26 0.32 14.95 36.92 550.18 12:15:01 AM 32.27 0.50 31.77 63.71 1314.21 Average: 45.74 1.70 44.03 275.99 4140.79 12:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:09:01 AM 5167352 7010528 2715072 34.44 2688 2018940 700640 7.85 191384 2169828 101264 12:10:01 AM 5199480 7044728 2682944 34.04 2688 2021196 667584 7.47 219688 2111844 9588 12:11:01 AM 4907728 7019924 2974696 37.74 2688 2278456 668644 7.49 260808 2329792 176344 12:12:01 AM 4904160 7016280 2978264 37.78 2688 2278648 666604 7.46 266700 2324880 4 12:13:01 AM 4861032 6973612 3021392 38.33 2688 2279108 734612 8.23 267032 2367440 4 12:14:01 AM 4957112 6884396 2925312 37.11 2688 2097780 813664 9.11 296272 2260604 26812 12:15:01 AM 5003088 6933800 2879336 36.53 2688 2103316 755504 8.46 469020 2049864 26364 Average: 4999993 6983324 2882431 36.57 2688 2153921 715322 8.01 281558 2230607 48626 12:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:09:01 AM eth0 132.56 105.43 1371.02 13.46 0.00 0.00 0.00 0.00 12:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 AM eth0 13.33 7.66 6.05 3.47 0.00 0.00 0.00 0.00 12:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:11:01 AM eth0 43.12 37.14 340.33 9.17 0.00 0.00 0.00 0.00 12:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:12:01 AM eth0 201.05 147.20 41.15 37.97 0.00 0.00 0.00 0.00 12:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:13:01 AM eth0 18.33 10.28 5.28 1.89 0.00 0.00 0.00 0.00 12:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:14:01 AM eth0 57.61 35.52 75.57 20.30 0.00 0.00 0.00 0.00 12:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 AM eth0 21.31 16.88 17.04 8.53 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 69.62 51.45 265.21 13.54 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) 02/01/2026 _x86_64_ (2 CPU) 00:06:54 LINUX RESTART (2 CPU) 12:08:01 AM CPU %user %nice %system %iowait %steal %idle 12:09:01 AM all 36.01 0.00 5.59 1.39 0.12 56.89 12:09:01 AM 0 41.73 0.00 6.33 1.27 0.10 50.57 12:09:01 AM 1 30.31 0.00 4.86 1.51 0.13 63.19 12:10:01 AM all 11.26 0.00 1.73 0.38 0.07 86.57 12:10:01 AM 0 11.23 0.00 1.58 0.30 0.07 86.82 12:10:01 AM 1 11.29 0.00 1.88 0.45 0.07 86.31 12:11:01 AM all 30.19 0.00 5.73 0.50 0.09 63.48 12:11:01 AM 0 39.70 0.00 6.59 0.43 0.10 53.18 12:11:01 AM 1 20.70 0.00 4.87 0.57 0.08 73.78 12:12:01 AM all 6.15 0.00 1.52 0.46 0.07 91.80 12:12:01 AM 0 3.87 0.00 1.25 0.50 0.07 94.31 12:12:01 AM 1 8.43 0.00 1.79 0.42 0.07 89.29 12:13:01 AM all 1.57 0.00 0.28 0.03 0.06 98.05 12:13:01 AM 0 2.31 0.00 0.38 0.00 0.07 97.24 12:13:01 AM 1 0.84 0.00 0.18 0.07 0.05 98.86 12:14:01 AM all 11.39 0.00 1.79 0.23 0.08 86.50 12:14:01 AM 0 14.69 0.00 2.00 0.08 0.10 83.12 12:14:01 AM 1 8.09 0.00 1.59 0.37 0.07 89.89 12:15:01 AM all 30.97 0.00 4.33 0.18 0.09 64.43 12:15:01 AM 0 37.93 0.00 4.71 0.17 0.08 57.12 12:15:01 AM 1 24.01 0.00 3.95 0.20 0.10 71.74 Average: all 18.24 0.00 3.00 0.45 0.08 78.22 Average: 0 21.65 0.00 3.27 0.39 0.08 74.61 Average: 1 14.83 0.00 2.74 0.51 0.08 81.84