---> uname -a: Linux prd-centos8-robot-2c-8g-3071.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 577 4950 19 2168 6821 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:46:66:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.74/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fe46:6653/64 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) 10/29/2025 _x86_64_ (2 CPU) 03:18:57 LINUX RESTART (2 CPU) 03:20:00 AM tps rtps wtps bread/s bwrtn/s 03:20:01 AM 19.74 1.97 17.76 57.89 26959.87 03:21:01 AM 69.26 17.31 51.95 5026.72 4580.21 03:22:01 AM 99.50 0.72 98.78 52.92 11428.72 03:23:01 AM 27.85 0.42 27.44 64.77 2135.18 03:24:01 AM 63.50 7.05 56.45 1311.37 3815.05 03:25:01 AM 35.64 0.03 35.60 3.47 6394.20 03:26:01 AM 3.45 0.22 3.23 12.53 124.56 03:27:01 AM 27.81 0.63 27.18 73.19 1178.82 Average: 46.58 3.75 42.83 930.94 4319.92 03:20:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:01 AM 6103624 7331692 1778804 22.57 2688 1427024 378672 4.24 112616 1409864 108 03:21:01 AM 5284032 6997900 2598396 32.96 2688 1897692 765520 8.57 223268 2060708 215048 03:22:01 AM 5171604 7011576 2710824 34.39 2688 2015560 710792 7.96 198652 2155980 42404 03:23:01 AM 5252636 7094328 2629792 33.36 2688 2017504 621400 6.96 219500 2062052 10752 03:24:01 AM 4916484 7020628 2965944 37.63 2688 2270264 661528 7.41 256104 2328488 184704 03:25:01 AM 4967780 7063176 2914648 36.98 2688 2261764 628308 7.04 260576 2269408 4 03:26:01 AM 4966580 7063504 2915848 36.99 2688 2263292 629480 7.05 261016 2270312 656 03:27:01 AM 5110540 7020060 2771888 35.17 2688 2082020 686324 7.68 458340 1953588 15364 Average: 5221660 7075358 2660768 33.76 2688 2029390 635253 7.11 248759 2063800 58630 03:20:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 1.32 0.00 0.09 0.00 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 312.56 192.19 1657.06 59.58 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 84.22 60.28 845.36 9.44 0.00 0.00 0.00 0.00 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 16.89 9.70 6.06 3.78 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 46.57 38.23 344.77 9.28 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 188.54 140.97 38.92 38.22 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 88.67 78.50 1104.62 6.57 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 55.87 40.19 86.44 23.87 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 113.09 79.82 581.77 21.49 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) 10/29/2025 _x86_64_ (2 CPU) 03:18:57 LINUX RESTART (2 CPU) 03:20:00 AM CPU %user %nice %system %iowait %steal %idle 03:20:01 AM all 0.33 0.00 2.30 34.87 0.00 62.50 03:20:01 AM 0 0.00 0.00 1.32 8.61 0.00 90.07 03:20:01 AM 1 0.65 0.00 3.27 60.78 0.00 35.29 03:21:01 AM all 31.79 0.00 5.68 4.18 0.10 58.25 03:21:01 AM 0 28.59 0.00 5.77 3.90 0.10 61.65 03:21:01 AM 1 34.99 0.00 5.59 4.47 0.10 54.86 03:22:01 AM all 29.28 0.00 4.06 3.28 0.09 63.29 03:22:01 AM 0 46.26 0.00 5.03 3.61 0.08 45.02 03:22:01 AM 1 12.31 0.00 3.09 2.96 0.10 81.54 03:23:01 AM all 12.18 0.00 1.57 0.38 0.06 85.81 03:23:01 AM 0 17.16 0.00 1.93 0.33 0.07 80.50 03:23:01 AM 1 7.18 0.00 1.20 0.43 0.05 91.13 03:24:01 AM all 32.79 0.00 6.04 1.06 0.10 60.01 03:24:01 AM 0 50.20 0.00 7.68 1.53 0.08 40.52 03:24:01 AM 1 15.41 0.00 4.41 0.59 0.12 79.47 03:25:01 AM all 6.12 0.00 1.20 0.89 0.06 91.73 03:25:01 AM 0 7.54 0.00 0.95 0.45 0.05 91.00 03:25:01 AM 1 4.69 0.00 1.44 1.34 0.07 92.47 03:26:01 AM all 5.06 0.00 0.55 0.02 0.07 94.31 03:26:01 AM 0 9.09 0.00 0.83 0.03 0.08 89.97 03:26:01 AM 1 1.07 0.00 0.28 0.00 0.05 98.60 03:27:01 AM all 26.73 0.00 3.59 0.13 0.09 69.46 03:27:01 AM 0 35.49 0.00 3.90 0.13 0.08 60.39 03:27:01 AM 1 17.95 0.00 3.27 0.13 0.10 78.54 Average: all 20.47 0.00 3.23 1.54 0.08 74.67 Average: 0 27.64 0.00 3.71 1.45 0.08 67.12 Average: 1 13.32 0.00 2.75 1.63 0.08 82.21