---> uname -a: Linux prd-centos8-robot-2c-8g-18051.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 609 4877 19 2210 6789 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:cd:d2:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.150/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fecd:d2f9/64 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) 01/03/2026 _x86_64_ (2 CPU) 03:12:05 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 80.03 40.31 39.71 5538.56 9536.58 03:15:01 AM 129.05 1.08 127.96 75.32 12337.23 03:16:01 AM 31.61 0.38 31.22 64.25 2421.36 03:17:01 AM 60.06 6.75 53.32 1246.25 3614.88 03:18:01 AM 42.64 0.22 42.43 43.59 6742.64 03:19:01 AM 4.77 0.07 4.70 4.93 179.82 03:20:01 AM 22.46 0.40 22.06 46.78 2236.32 Average: 52.94 7.03 45.91 1002.99 5295.57 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5432828 7021280 2449604 31.08 2688 1779728 746256 8.36 191224 1970808 111740 03:15:01 AM 5172996 7014616 2709436 34.37 2688 2017208 704396 7.89 198700 2160100 52080 03:16:01 AM 5249140 7092388 2633292 33.41 2688 2019140 619244 6.93 219492 2066992 10756 03:17:01 AM 4925356 7020080 2957076 37.51 2688 2260068 661168 7.40 256712 2316360 161984 03:18:01 AM 4933360 7032020 2949072 37.41 2688 2265164 661832 7.41 260804 2304028 12 03:19:01 AM 4850984 6968736 3031448 38.46 2688 2284256 747860 8.37 261136 2385228 18952 03:20:01 AM 4977952 6931164 2904480 36.85 2688 2125300 794008 8.89 477104 2068240 23592 Average: 5077517 7011469 2804915 35.58 2688 2107266 704966 7.89 266453 2181679 54159 03:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 313.38 197.53 1666.20 60.44 0.00 0.00 0.00 0.00 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 83.50 60.59 845.58 9.35 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 11.75 8.95 5.56 3.68 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 37.32 32.37 336.19 6.93 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 201.13 145.64 44.19 39.56 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 64.89 49.56 346.43 5.97 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 71.49 48.85 116.20 53.89 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 111.93 77.64 480.08 25.69 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) 01/03/2026 _x86_64_ (2 CPU) 03:12:05 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 30.57 0.03 5.90 22.30 0.11 41.09 03:14:01 AM 0 37.85 0.03 6.98 22.26 0.12 32.76 03:14:01 AM 1 23.31 0.02 4.82 22.34 0.10 49.41 03:15:01 AM all 35.63 0.00 5.48 5.17 0.12 53.60 03:15:01 AM 0 46.01 0.00 6.08 5.85 0.12 41.94 03:15:01 AM 1 25.29 0.00 4.89 4.49 0.12 65.21 03:16:01 AM all 13.23 0.00 1.54 0.78 0.05 84.40 03:16:01 AM 0 19.18 0.00 1.95 1.05 0.05 77.77 03:16:01 AM 1 7.29 0.00 1.13 0.50 0.05 91.03 03:17:01 AM all 28.37 0.00 5.39 1.31 0.08 64.85 03:17:01 AM 0 31.55 0.00 5.39 1.45 0.08 61.53 03:17:01 AM 1 25.20 0.00 5.39 1.17 0.08 68.16 03:18:01 AM all 12.11 0.00 2.21 1.26 0.05 84.37 03:18:01 AM 0 13.55 0.00 2.41 0.99 0.05 83.01 03:18:01 AM 1 10.67 0.00 2.02 1.54 0.05 85.72 03:19:01 AM all 5.94 0.00 0.34 0.03 0.04 93.64 03:19:01 AM 0 8.56 0.00 0.39 0.05 0.05 90.95 03:19:01 AM 1 3.36 0.00 0.30 0.02 0.03 96.29 03:20:01 AM all 24.87 0.00 3.07 0.34 0.08 71.63 03:20:01 AM 0 25.35 0.00 2.69 0.37 0.08 71.51 03:20:01 AM 1 24.40 0.00 3.44 0.32 0.08 71.76 Average: all 21.53 0.00 3.42 4.43 0.08 70.55 Average: 0 26.01 0.00 3.70 4.55 0.08 65.66 Average: 1 17.06 0.00 3.14 4.31 0.07 75.42