---> uname -a: Linux prd-centos8-robot-2c-8g-1905.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 634 4879 19 2183 6765 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:10:88:62 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.19/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85840sec preferred_lft 85840sec inet6 fe80::f816:3eff:fe10:8862/64 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) 01/19/2026 _x86_64_ (2 CPU) 03:12:29 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 84.34 34.93 49.41 5983.28 28113.14 03:15:01 AM 123.23 1.08 122.14 75.31 12431.96 03:16:01 AM 28.96 0.57 28.40 64.79 2345.21 03:17:01 AM 90.54 9.41 81.12 1681.84 8754.52 03:18:01 AM 10.26 0.05 10.21 4.80 1065.99 03:19:01 AM 2.00 0.02 1.98 0.13 75.52 03:20:01 AM 0.30 0.00 0.30 0.00 4.68 03:21:01 AM 11.58 0.37 11.21 41.59 416.61 Average: 43.90 5.80 38.10 981.65 6651.87 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5342272 6964076 2540160 32.23 2688 1811892 810784 9.08 199080 2052276 140160 03:15:01 AM 5118136 6962028 2764296 35.07 2688 2019448 773592 8.66 198356 2216148 42072 03:16:01 AM 5079500 6986072 2802932 35.56 2688 2079148 736828 8.25 227804 2217568 66816 03:17:01 AM 4892576 7007592 2989856 37.93 2688 2281020 688184 7.71 265972 2338792 27244 03:18:01 AM 4852468 6967696 3029964 38.44 2688 2281336 735908 8.24 266300 2377896 184 03:19:01 AM 4762916 6878264 3119516 39.58 2688 2281456 860400 9.63 266300 2466496 4 03:20:01 AM 4768040 6883676 3114392 39.51 2688 2281748 858980 9.62 266300 2461084 268 03:21:01 AM 5061916 6988084 2820516 35.78 2688 2098584 730996 8.18 439988 2017696 27956 Average: 4984728 6954686 2897704 36.76 2688 2141829 774459 8.67 266262 2268494 38088 03:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 265.92 174.86 1663.72 59.70 0.00 0.00 0.00 0.00 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 80.19 60.15 859.07 9.30 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 18.46 13.81 23.80 4.97 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 234.69 173.19 363.04 38.86 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 13.95 6.93 3.93 0.91 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 321.11 332.39 5537.67 709.03 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 311.28 305.61 6538.31 19.87 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 116.06 93.80 1410.52 29.67 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 170.21 145.10 2050.02 109.03 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) 01/19/2026 _x86_64_ (2 CPU) 03:12:29 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 39.19 0.03 6.17 10.81 0.13 43.66 03:14:01 AM 0 38.10 0.05 6.21 8.86 0.13 46.64 03:14:01 AM 1 40.27 0.02 6.14 12.76 0.13 40.67 03:15:01 AM all 31.64 0.00 4.89 1.99 0.11 61.37 03:15:01 AM 0 19.11 0.00 4.12 1.85 0.10 74.82 03:15:01 AM 1 44.17 0.00 5.67 2.13 0.12 47.91 03:16:01 AM all 22.17 0.00 3.11 0.24 0.11 74.37 03:16:01 AM 0 18.00 0.00 2.82 0.22 0.10 78.86 03:16:01 AM 1 26.35 0.00 3.39 0.27 0.12 69.87 03:17:01 AM all 28.39 0.00 5.49 1.23 0.10 64.80 03:17:01 AM 0 27.59 0.00 5.48 1.25 0.10 65.58 03:17:01 AM 1 29.18 0.00 5.50 1.20 0.10 64.01 03:18:01 AM all 0.97 0.00 0.23 0.20 0.06 98.54 03:18:01 AM 0 0.65 0.00 0.18 0.28 0.05 98.83 03:18:01 AM 1 1.29 0.00 0.28 0.12 0.07 98.25 03:19:01 AM all 17.09 0.00 1.31 0.01 0.13 81.47 03:19:01 AM 0 10.74 0.00 0.77 0.02 0.10 88.38 03:19:01 AM 1 23.53 0.00 1.85 0.00 0.15 74.47 03:20:01 AM all 12.82 0.00 1.15 0.00 0.13 85.91 03:20:01 AM 0 2.00 0.00 0.27 0.00 0.12 97.61 03:20:01 AM 1 23.72 0.00 2.04 0.00 0.14 74.11 03:21:01 AM all 18.40 0.00 2.48 0.06 0.10 78.95 03:21:01 AM 0 5.61 0.00 1.85 0.02 0.10 92.41 03:21:01 AM 1 31.29 0.00 3.12 0.10 0.10 65.39 Average: all 21.34 0.00 3.11 1.82 0.11 73.62 Average: 0 15.23 0.01 2.71 1.56 0.10 80.39 Average: 1 27.48 0.00 3.50 2.08 0.12 66.82