---> uname -a: Linux prd-centos8-robot-2c-8g-25834.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 598 4877 19 2222 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:9c:4b:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.211/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85940sec preferred_lft 85940sec inet6 fe80::f816:3eff:fe9c:4bbf/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) 03/03/2026 _x86_64_ (2 CPU) 00:39:06 LINUX RESTART (2 CPU) 12:40:00 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 344.27 341.22 3.05 39816.79 114.50 12:41:01 AM 106.23 24.21 82.02 3315.83 6701.80 12:42:01 AM 81.76 1.08 80.67 75.31 11337.72 12:43:01 AM 33.66 0.42 33.24 64.79 2457.04 12:44:01 AM 71.09 6.93 64.16 1289.30 7740.55 12:45:01 AM 7.78 0.07 7.72 4.93 575.39 12:46:01 AM 16.26 0.40 15.86 46.78 1502.73 Average: 53.86 6.73 47.12 940.96 5034.84 12:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 6088492 7377472 1793940 22.76 2688 1491192 353664 3.96 128472 1421684 1180 12:41:01 AM 5267940 7019784 2614492 33.17 2688 1934052 701876 7.86 189024 2103692 209264 12:42:01 AM 5175568 7036252 2706864 34.34 2688 2037272 666820 7.47 218480 2142048 21268 12:43:01 AM 5007300 6991064 2875132 36.48 2688 2155360 725628 8.12 243044 2270280 96776 12:44:01 AM 4936524 7051588 2945908 37.37 2688 2282012 643008 7.20 270348 2292124 9080 12:45:01 AM 4887892 7005492 2994540 37.99 2688 2284752 691236 7.74 270688 2340320 2592 12:46:01 AM 5051416 7023544 2831016 35.92 2688 2145180 670692 7.51 488040 1986040 40760 Average: 5202162 7072171 2680270 34.00 2688 2047117 636132 7.12 258299 2079455 54417 12:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 20.61 22.90 3.64 6.61 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 352.67 224.31 1922.58 62.28 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 65.33 41.99 641.28 7.37 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 41.59 34.03 330.62 8.23 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 193.77 141.32 49.27 39.85 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 27.88 21.08 45.30 1.68 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 109.00 70.91 368.17 55.07 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 131.31 88.70 557.54 29.00 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) 03/03/2026 _x86_64_ (2 CPU) 00:39:06 LINUX RESTART (2 CPU) 12:40:00 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 6.56 0.77 18.53 10.42 0.00 63.71 12:40:01 AM 0 5.47 0.78 18.75 4.69 0.00 70.31 12:40:01 AM 1 7.63 0.76 18.32 16.03 0.00 57.25 12:41:01 AM all 40.16 0.01 6.85 3.26 0.12 49.60 12:41:01 AM 0 46.19 0.02 7.41 3.27 0.12 42.99 12:41:01 AM 1 34.13 0.00 6.28 3.24 0.12 56.23 12:42:01 AM all 20.60 0.00 3.74 5.34 0.08 70.25 12:42:01 AM 0 24.80 0.00 4.17 4.22 0.07 66.74 12:42:01 AM 1 16.39 0.00 3.31 6.46 0.08 73.76 12:43:01 AM all 23.56 0.00 3.16 1.03 0.12 72.13 12:43:01 AM 0 20.22 0.00 3.00 1.03 0.10 75.64 12:43:01 AM 1 26.90 0.00 3.32 1.02 0.13 68.62 12:44:01 AM all 21.49 0.00 4.59 3.02 0.08 70.82 12:44:01 AM 0 26.42 0.00 4.88 2.85 0.10 65.75 12:44:01 AM 1 16.54 0.00 4.29 3.19 0.07 75.90 12:45:01 AM all 1.53 0.00 0.29 0.06 0.04 98.09 12:45:01 AM 0 2.75 0.00 0.35 0.08 0.03 96.78 12:45:01 AM 1 0.32 0.00 0.22 0.03 0.05 99.38 12:46:01 AM all 20.86 0.00 2.92 0.43 0.08 75.72 12:46:01 AM 0 27.51 0.00 3.22 0.20 0.08 68.99 12:46:01 AM 1 14.12 0.00 2.61 0.66 0.07 82.55 Average: all 21.33 0.00 3.65 2.22 0.08 72.71 Average: 0 24.61 0.01 3.90 1.96 0.08 69.44 Average: 1 18.04 0.00 3.39 2.49 0.09 75.99