---> uname -a: Linux prd-centos8-robot-2c-8g-5228.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 577 4938 19 2181 6820 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:ab:36:ed brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.66/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85898sec preferred_lft 85898sec inet6 fe80::f816:3eff:feab:36ed/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) 01/28/2026 _x86_64_ (2 CPU) 03:13:40 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 184.91 105.48 79.43 12490.82 41081.23 03:16:01 AM 103.38 1.08 102.30 75.31 11824.46 03:17:01 AM 39.25 0.38 38.87 64.25 2966.29 03:18:01 AM 76.57 6.96 69.61 1289.84 8323.86 03:19:01 AM 9.52 0.07 9.45 4.93 610.70 03:20:01 AM 2.07 0.03 2.03 1.87 116.28 03:21:01 AM 8.45 0.32 8.13 36.92 311.00 03:22:01 AM 33.56 0.52 33.04 63.86 1623.48 Average: 57.22 14.36 42.86 1753.77 8358.14 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5325720 7004048 2556704 32.44 2688 1865588 777376 8.70 217472 2033592 186268 03:16:01 AM 5169676 7012720 2712748 34.42 2688 2018836 707280 7.92 198660 2158344 40768 03:17:01 AM 5088696 7027956 2793728 35.44 2688 2110632 677948 7.59 228820 2200700 80952 03:18:01 AM 4964120 7063920 2918304 37.02 2688 2266188 637148 7.13 260640 2266996 9652 03:19:01 AM 4925116 7025356 2957308 37.52 2688 2266760 691564 7.74 261036 2308104 428 03:20:01 AM 4919568 7021048 2962856 37.59 2688 2268016 712048 7.97 261248 2313344 264 03:21:01 AM 4973584 6937820 2908840 36.90 2688 2135108 759472 8.50 300060 2240448 56900 03:22:01 AM 5060996 6988168 2821428 35.79 2688 2099820 705672 7.90 466540 1993700 26372 Average: 5053434 7010130 2828990 35.89 2688 2128868 708564 7.93 274310 2189404 50200 03:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 309.45 192.72 1667.58 59.74 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 91.84 63.86 878.99 9.59 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 37.79 27.42 142.43 7.22 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 158.65 152.87 239.54 42.12 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 20.90 11.68 4.98 1.62 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 25.86 22.53 8.76 5.22 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 61.26 47.13 86.43 28.81 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 19.10 16.86 15.25 8.55 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 90.61 66.89 380.54 20.36 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) 01/28/2026 _x86_64_ (2 CPU) 03:13:40 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 40.87 0.06 10.37 2.46 0.08 46.17 03:15:01 AM 0 47.99 0.07 10.97 2.95 0.08 37.94 03:15:01 AM 1 33.73 0.05 9.76 1.96 0.08 54.41 03:16:01 AM all 29.90 0.00 4.39 1.08 0.10 64.52 03:16:01 AM 0 41.56 0.00 5.49 1.07 0.08 51.80 03:16:01 AM 1 18.26 0.00 3.30 1.10 0.12 77.23 03:17:01 AM all 25.97 0.00 3.58 0.41 0.08 69.96 03:17:01 AM 0 29.59 0.00 3.92 0.42 0.08 65.99 03:17:01 AM 1 22.35 0.00 3.25 0.40 0.08 73.92 03:18:01 AM all 23.98 0.00 4.75 0.78 0.08 70.41 03:18:01 AM 0 26.39 0.00 4.88 0.62 0.07 68.04 03:18:01 AM 1 21.56 0.00 4.62 0.95 0.10 72.77 03:19:01 AM all 2.31 0.00 0.33 0.05 0.04 97.27 03:19:01 AM 0 4.31 0.00 0.48 0.02 0.05 95.14 03:19:01 AM 1 0.32 0.00 0.17 0.08 0.03 99.40 03:20:01 AM all 8.65 0.00 0.82 0.01 0.07 90.45 03:20:01 AM 0 7.40 0.00 0.82 0.02 0.07 91.69 03:20:01 AM 1 9.90 0.00 0.82 0.00 0.07 89.21 03:21:01 AM all 21.90 0.00 1.98 0.06 0.08 75.98 03:21:01 AM 0 26.93 0.00 2.35 0.07 0.08 70.56 03:21:01 AM 1 16.86 0.00 1.60 0.05 0.08 81.40 03:22:01 AM all 33.08 0.00 4.47 0.13 0.09 62.22 03:22:01 AM 0 39.22 0.00 4.68 0.17 0.10 55.83 03:22:01 AM 1 26.95 0.00 4.26 0.10 0.08 68.61 Average: all 23.33 0.01 3.83 0.62 0.08 72.13 Average: 0 27.92 0.01 4.20 0.66 0.08 67.13 Average: 1 18.74 0.01 3.47 0.58 0.08 77.12