---> uname -a: Linux prd-centos8-robot-2c-8g-1796.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 574 4950 19 2173 6824 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:63:80:c1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.10/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85873sec preferred_lft 85873sec inet6 fe80::f816:3eff:fe63:80c1/64 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) 11/28/2025 _x86_64_ (2 CPU) 03:21:49 LINUX RESTART (2 CPU) 03:22:02 AM tps rtps wtps bread/s bwrtn/s 03:23:01 AM 206.34 158.00 48.33 14885.40 39178.25 03:24:01 AM 121.69 0.27 121.43 12.93 11661.70 03:25:01 AM 36.41 0.68 35.73 51.59 5267.32 03:26:01 AM 15.81 0.38 15.43 64.26 698.60 03:27:01 AM 66.53 6.93 59.60 1289.30 3652.90 03:28:01 AM 31.92 0.03 31.89 3.47 6276.52 03:29:01 AM 5.52 0.22 5.30 12.53 207.07 03:30:01 AM 24.79 0.42 24.38 47.05 979.44 Average: 63.33 20.58 42.75 2019.41 8427.22 03:22:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:23:01 AM 5636976 7117896 2245448 28.49 2688 1675096 657040 7.36 178524 1788908 73260 03:24:01 AM 5119860 6992388 2762564 35.05 2688 2049748 712500 7.98 191240 2226468 169756 03:25:01 AM 5172016 7015568 2710408 34.39 2688 2019808 703200 7.87 198828 2161236 8 03:26:01 AM 5243924 7089832 2638500 33.47 2688 2021736 622892 6.97 219660 2067964 4 03:27:01 AM 4938628 7035980 2943796 37.35 2688 2263700 656004 7.35 255140 2306912 173660 03:28:01 AM 4964336 7063448 2918088 37.02 2688 2265792 612324 6.86 260716 2271400 4 03:29:01 AM 4874768 6974756 3007656 38.16 2688 2266692 750668 8.41 260844 2359672 4 03:30:01 AM 5164728 7079192 2717696 34.48 2688 2087420 639316 7.16 458040 1901144 24108 Average: 5139404 7046132 2743020 34.80 2688 2081249 669243 7.49 252874 2135463 55100 03:22:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 264.81 159.87 1106.69 55.35 0.00 0.00 0.00 0.00 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 146.60 112.23 1488.44 14.33 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 10.45 2.30 3.00 0.70 0.00 0.00 0.00 0.00 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 11.13 9.77 5.16 3.75 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 43.54 36.92 339.35 9.10 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 190.20 139.80 37.86 39.43 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 106.28 92.35 1271.10 7.40 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 60.15 39.19 84.02 22.92 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 103.82 73.88 540.79 19.05 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) 11/28/2025 _x86_64_ (2 CPU) 03:21:49 LINUX RESTART (2 CPU) 03:22:02 AM CPU %user %nice %system %iowait %steal %idle 03:23:01 AM all 41.45 0.06 10.22 22.54 0.10 25.62 03:23:01 AM 0 45.03 0.07 9.79 22.59 0.10 22.42 03:23:01 AM 1 37.87 0.05 10.66 22.49 0.10 28.82 03:24:01 AM all 37.58 0.00 5.36 2.72 0.11 54.24 03:24:01 AM 0 41.23 0.00 5.64 2.79 0.10 50.23 03:24:01 AM 1 33.91 0.00 5.07 2.64 0.12 58.27 03:25:01 AM all 7.24 0.00 1.19 0.82 0.05 90.69 03:25:01 AM 0 12.65 0.00 1.54 0.75 0.07 85.00 03:25:01 AM 1 1.84 0.00 0.85 0.88 0.03 96.39 03:26:01 AM all 12.87 0.00 1.56 0.71 0.05 84.80 03:26:01 AM 0 13.25 0.00 1.59 0.77 0.05 84.35 03:26:01 AM 1 12.50 0.00 1.54 0.65 0.05 85.26 03:27:01 AM all 35.01 0.00 6.09 3.25 0.11 55.54 03:27:01 AM 0 41.67 0.00 6.88 3.86 0.12 47.47 03:27:01 AM 1 28.34 0.00 5.30 2.64 0.10 63.61 03:28:01 AM all 5.41 0.00 1.10 1.18 0.03 92.28 03:28:01 AM 0 8.63 0.00 1.20 0.42 0.03 89.71 03:28:01 AM 1 2.19 0.00 0.99 1.94 0.03 94.85 03:29:01 AM all 5.12 0.00 0.62 0.02 0.05 94.19 03:29:01 AM 0 1.54 0.00 0.22 0.03 0.03 98.18 03:29:01 AM 1 8.74 0.00 1.03 0.00 0.07 90.16 03:30:01 AM all 24.52 0.00 3.25 0.22 0.08 71.93 03:30:01 AM 0 26.28 0.00 3.77 0.13 0.08 69.73 03:30:01 AM 1 22.77 0.00 2.72 0.30 0.08 74.12 Average: all 21.10 0.01 3.66 3.87 0.07 71.29 Average: 0 23.73 0.01 3.81 3.85 0.07 68.53 Average: 1 18.48 0.01 3.50 3.89 0.07 74.05