---> uname -a: Linux prd-centos8-robot-2c-8g-5219.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 589 4893 19 2214 6809 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:49:84:be brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.100/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85853sec preferred_lft 85853sec inet6 fe80::f816:3eff:fe49:84be/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) 03:13:36 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 133.07 76.02 57.05 8052.65 38548.67 03:16:01 AM 120.34 1.10 119.24 75.84 12159.90 03:17:01 AM 30.42 0.00 30.42 0.00 3934.22 03:18:01 AM 12.40 0.42 11.98 64.79 1096.23 03:19:01 AM 69.76 6.90 62.86 1286.05 5632.01 03:20:01 AM 26.79 0.03 26.75 3.46 4167.88 03:21:01 AM 4.15 0.07 4.08 4.93 205.77 03:22:01 AM 20.99 0.40 20.59 46.78 2221.24 Average: 52.24 10.62 41.62 1191.84 8496.04 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5534392 7065684 2348040 29.79 2688 1723920 703864 7.88 185788 1881968 105000 03:16:01 AM 5167080 7010824 2715352 34.45 2688 2019388 709096 7.94 198724 2167652 101260 03:17:01 AM 5088100 6967980 2794332 35.45 2688 2056044 754736 8.45 213704 2232448 46288 03:18:01 AM 5183236 7063224 2699196 34.24 2688 2053764 655348 7.34 225188 2119664 32100 03:19:01 AM 4871036 6981568 3011396 38.20 2688 2276128 721572 8.08 256052 2370688 120516 03:20:01 AM 4957792 7058124 2924640 37.10 2688 2266744 643964 7.21 260592 2279380 4 03:21:01 AM 4936380 7058480 2946052 37.37 2688 2288500 639236 7.16 261240 2300376 19836 03:22:01 AM 5036292 6993088 2846140 36.11 2688 2129272 712648 7.98 479880 2006304 22436 Average: 5096788 7024872 2785644 35.34 2688 2101720 692558 7.75 260146 2169810 55930 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 297.52 176.37 1278.62 59.48 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 106.35 78.67 1264.89 11.08 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 14.11 5.18 4.78 2.72 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 13.45 10.11 4.29 2.79 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 46.43 38.11 342.20 9.61 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 188.84 130.23 36.81 35.40 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 78.19 55.34 363.17 5.77 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 60.20 40.07 112.92 53.24 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 100.64 66.77 425.96 22.51 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) 03:13:36 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 34.05 0.05 7.95 24.23 0.14 33.57 03:15:01 AM 0 36.25 0.03 8.78 24.22 0.15 30.57 03:15:01 AM 1 31.86 0.07 7.12 24.25 0.13 36.56 03:16:01 AM all 37.66 0.00 5.32 1.53 0.14 55.35 03:16:01 AM 0 48.45 0.00 6.57 1.62 0.13 43.23 03:16:01 AM 1 26.90 0.00 4.07 1.43 0.15 67.44 03:17:01 AM all 8.71 0.00 1.19 1.61 0.07 88.43 03:17:01 AM 0 13.97 0.00 1.20 2.09 0.07 82.67 03:17:01 AM 1 3.44 0.00 1.17 1.14 0.07 94.18 03:18:01 AM all 11.32 0.00 2.24 0.72 0.08 85.64 03:18:01 AM 0 14.42 0.00 2.64 0.38 0.07 82.50 03:18:01 AM 1 8.23 0.00 1.84 1.05 0.08 88.80 03:19:01 AM all 30.91 0.00 5.24 4.48 0.14 59.23 03:19:01 AM 0 41.34 0.00 6.00 5.20 0.13 47.33 03:19:01 AM 1 20.51 0.00 4.48 3.77 0.15 71.09 03:20:01 AM all 1.71 0.00 0.79 0.59 0.06 96.86 03:20:01 AM 0 2.58 0.00 0.92 0.74 0.07 95.70 03:20:01 AM 1 0.84 0.00 0.65 0.43 0.05 98.03 03:21:01 AM all 8.69 0.00 0.66 0.03 0.09 90.55 03:21:01 AM 0 10.21 0.00 0.77 0.05 0.09 88.88 03:21:01 AM 1 7.17 0.00 0.54 0.00 0.09 92.20 03:22:01 AM all 21.14 0.00 2.97 0.59 0.13 75.17 03:22:01 AM 0 17.53 0.00 3.03 0.57 0.12 78.76 03:22:01 AM 1 24.77 0.00 2.91 0.62 0.13 71.57 Average: all 19.30 0.01 3.30 4.22 0.10 73.08 Average: 0 23.12 0.00 3.74 4.35 0.10 68.68 Average: 1 15.48 0.01 2.85 4.08 0.11 77.47