---> uname -a: Linux prd-centos8-robot-2c-8g-4139.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 570 4948 19 2179 6828 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:18:53:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.119/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe18:5348/64 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) 01/25/2026 _x86_64_ (2 CPU) 04:14:31 LINUX RESTART (2 CPU) 04:15:01 AM tps rtps wtps bread/s bwrtn/s 04:16:01 AM 84.14 23.31 60.84 6635.48 5858.17 04:17:01 AM 95.10 1.08 94.02 75.31 11308.81 04:18:01 AM 29.68 0.38 29.30 64.26 2444.04 04:19:01 AM 85.30 6.96 78.34 1289.84 8203.62 04:20:01 AM 12.40 0.05 12.35 4.80 1324.69 04:21:01 AM 5.18 0.05 5.13 2.00 218.94 04:22:01 AM 4.25 0.32 3.93 36.93 255.92 04:23:01 AM 33.37 0.52 32.86 63.85 1571.71 Average: 43.68 4.08 39.60 1021.69 3898.31 04:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:16:01 AM 5304848 7008364 2577576 32.70 2688 1888740 760380 8.51 222792 2042804 204580 04:17:01 AM 5175340 7018220 2707084 34.34 2688 2018640 695552 7.79 198816 2153712 41180 04:18:01 AM 5170700 7054828 2711724 34.40 2688 2058204 662224 7.41 224368 2130952 37364 04:19:01 AM 4969112 7068340 2913312 36.96 2688 2266412 627272 7.02 260952 2267300 31192 04:20:01 AM 4930408 7029636 2952016 37.45 2688 2266648 661696 7.41 261192 2304784 124 04:21:01 AM 4919900 7020704 2962524 37.58 2688 2268108 696764 7.80 261564 2315356 568 04:22:01 AM 5102004 7027068 2780420 35.27 2688 2096284 662680 7.42 261608 2152640 18636 04:23:01 AM 5058356 6994320 2824068 35.83 2688 2109452 714624 8.00 468188 1997236 25028 Average: 5078834 7027685 2803590 35.57 2688 2121561 685149 7.67 269935 2170598 44834 04:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:16:01 AM eth0 298.25 192.80 1663.23 57.56 0.00 0.00 0.00 0.00 04:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:17:01 AM eth0 82.29 63.20 859.72 9.56 0.00 0.00 0.00 0.00 04:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:18:01 AM eth0 17.21 9.98 7.03 4.13 0.00 0.00 0.00 0.00 04:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:19:01 AM eth0 236.34 171.96 379.16 46.95 0.00 0.00 0.00 0.00 04:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:20:01 AM eth0 10.58 5.85 3.24 0.65 0.00 0.00 0.00 0.00 04:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:21:01 AM eth0 26.42 23.52 8.85 4.54 0.00 0.00 0.00 0.00 04:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:22:01 AM eth0 59.86 42.48 83.78 28.05 0.00 0.00 0.00 0.00 04:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:23:01 AM eth0 18.24 16.89 16.42 8.72 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 93.65 65.84 377.71 20.02 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) 01/25/2026 _x86_64_ (2 CPU) 04:14:31 LINUX RESTART (2 CPU) 04:15:01 AM CPU %user %nice %system %iowait %steal %idle 04:16:01 AM all 39.98 0.00 6.62 3.56 0.10 49.74 04:16:01 AM 0 44.14 0.00 5.82 2.54 0.10 47.40 04:16:01 AM 1 35.83 0.00 7.41 4.59 0.10 52.07 04:17:01 AM all 30.64 0.00 4.35 2.48 0.10 62.43 04:17:01 AM 0 36.72 0.00 5.00 2.90 0.10 55.28 04:17:01 AM 1 24.57 0.00 3.70 2.05 0.10 69.58 04:18:01 AM all 18.24 0.00 2.61 0.56 0.08 78.51 04:18:01 AM 0 26.97 0.00 3.16 0.43 0.08 69.36 04:18:01 AM 1 9.53 0.00 2.07 0.68 0.07 87.65 04:19:01 AM all 31.45 0.00 5.88 0.78 0.09 61.80 04:19:01 AM 0 35.81 0.00 6.59 0.83 0.08 56.68 04:19:01 AM 1 27.09 0.00 5.17 0.73 0.10 66.91 04:20:01 AM all 0.73 0.00 0.23 0.14 0.05 98.85 04:20:01 AM 0 0.87 0.00 0.37 0.28 0.07 98.41 04:20:01 AM 1 0.60 0.00 0.08 0.00 0.03 99.28 04:21:01 AM all 9.71 0.00 0.90 0.08 0.08 89.22 04:21:01 AM 0 14.11 0.00 1.29 0.17 0.08 84.35 04:21:01 AM 1 5.30 0.00 0.52 0.00 0.08 94.10 04:22:01 AM all 15.23 0.00 1.76 0.03 0.08 82.90 04:22:01 AM 0 22.13 0.00 2.32 0.03 0.08 75.43 04:22:01 AM 1 8.33 0.00 1.20 0.03 0.07 90.36 04:23:01 AM all 33.64 0.00 3.81 0.14 0.10 62.30 04:23:01 AM 0 42.81 0.00 3.90 0.18 0.10 53.01 04:23:01 AM 1 24.48 0.00 3.73 0.10 0.10 71.59 Average: all 22.46 0.00 3.27 0.97 0.08 73.22 Average: 0 27.95 0.00 3.55 0.92 0.09 67.49 Average: 1 16.97 0.00 2.99 1.02 0.08 78.94