---> uname -a: Linux prd-centos8-robot-2c-8g-1918.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 568 4957 19 2171 6830 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:22:ea:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.198/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85901sec preferred_lft 85901sec inet6 fe80::f816:3eff:fe22:ea47/64 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) 10/25/2025 _x86_64_ (2 CPU) 03:49:31 LINUX RESTART (2 CPU) 03:50:00 AM tps rtps wtps bread/s bwrtn/s 03:50:01 AM 52.38 20.24 32.14 380.95 16085.71 03:51:01 AM 91.89 52.47 39.42 5807.76 30342.25 03:52:01 AM 83.38 9.19 74.18 1965.62 6310.03 03:53:01 AM 83.20 0.72 82.49 52.92 9843.56 03:54:01 AM 34.07 0.42 33.66 64.78 2971.19 03:55:01 AM 82.01 6.96 75.04 1292.77 8169.49 03:56:01 AM 12.50 0.00 12.50 0.00 1173.57 03:57:01 AM 17.98 0.53 17.44 48.65 757.46 Average: 57.86 10.07 47.79 1317.68 8527.40 03:50:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:50:01 AM 6141664 7357512 1740760 22.08 2688 1423052 364408 4.62 110692 1406756 834948 03:51:01 AM 5972552 7302944 1909872 24.23 2688 1530336 552360 6.18 150188 1500052 7004 03:52:01 AM 5342952 7068780 2539472 32.22 2688 1908220 667312 7.47 186896 2029984 185632 03:53:01 AM 5176432 7019732 2705992 34.33 2688 2019064 687520 7.70 198576 2153164 42400 03:54:01 AM 5105716 7019672 2776708 35.23 2688 2086264 701144 7.85 229264 2183844 63524 03:55:01 AM 4972192 7070224 2910232 36.92 2688 2264920 625232 7.00 260548 2264200 27616 03:56:01 AM 4972608 7070440 2909816 36.92 2688 2264920 625232 7.00 260548 2264204 4 03:57:01 AM 5150460 7063708 2731964 34.66 2688 2085404 685216 7.67 301216 2066052 24424 Average: 5354322 7121626 2528102 32.07 2688 1947772 613553 6.87 212241 1983532 148194 03:50:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 AM eth0 11.90 9.52 3.59 1.32 0.00 0.00 0.00 0.00 03:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 AM eth0 40.02 20.51 129.34 4.06 0.00 0.00 0.00 0.00 03:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:52:01 AM eth0 238.49 164.04 1762.61 56.83 0.00 0.00 0.00 0.00 03:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:53:01 AM eth0 62.16 42.33 608.74 7.34 0.00 0.00 0.00 0.00 03:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:54:01 AM eth0 22.14 14.55 25.74 5.14 0.00 0.00 0.00 0.00 03:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:55:01 AM eth0 213.21 157.56 352.79 41.56 0.00 0.00 0.00 0.00 03:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:56:01 AM eth0 2.90 2.32 0.83 0.40 0.00 0.00 0.00 0.00 03:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:57:01 AM eth0 60.75 38.27 79.34 19.64 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 91.23 62.69 421.97 19.25 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) 10/25/2025 _x86_64_ (2 CPU) 03:49:31 LINUX RESTART (2 CPU) 03:50:00 AM CPU %user %nice %system %iowait %steal %idle 03:50:01 AM all 1.80 0.00 3.59 94.61 0.00 0.00 03:50:01 AM 0 2.38 0.00 4.76 92.86 0.00 0.00 03:50:01 AM 1 1.20 0.00 2.41 96.39 0.00 0.00 03:51:01 AM all 12.29 0.07 4.38 61.46 0.08 21.71 03:51:01 AM 0 11.99 0.10 3.99 59.76 0.08 24.08 03:51:01 AM 1 12.59 0.03 4.78 63.17 0.08 19.34 03:52:01 AM all 37.75 0.00 5.99 1.69 0.14 54.43 03:52:01 AM 0 51.89 0.00 7.45 2.18 0.15 38.32 03:52:01 AM 1 23.73 0.00 4.53 1.20 0.13 70.41 03:53:01 AM all 23.33 0.00 3.37 10.08 0.13 63.09 03:53:01 AM 0 22.90 0.00 2.99 13.71 0.12 60.28 03:53:01 AM 1 23.77 0.00 3.74 6.43 0.13 65.92 03:54:01 AM all 23.20 0.00 3.38 0.41 0.09 72.92 03:54:01 AM 0 34.95 0.00 3.96 0.62 0.10 60.36 03:54:01 AM 1 11.48 0.00 2.80 0.20 0.08 85.43 03:55:01 AM all 28.62 0.00 5.56 1.27 0.13 64.42 03:55:01 AM 0 28.79 0.00 5.60 1.63 0.13 63.84 03:55:01 AM 1 28.45 0.00 5.52 0.92 0.12 65.00 03:56:01 AM all 0.33 0.00 0.18 0.16 0.03 99.31 03:56:01 AM 0 0.15 0.00 0.15 0.17 0.03 99.50 03:56:01 AM 1 0.50 0.00 0.20 0.15 0.03 99.11 03:57:01 AM all 15.82 0.00 2.27 0.11 0.08 81.71 03:57:01 AM 0 17.94 0.00 2.27 0.17 0.08 79.54 03:57:01 AM 1 13.70 0.00 2.28 0.05 0.08 83.89 Average: all 20.15 0.01 3.59 10.89 0.10 65.26 Average: 0 24.02 0.01 3.77 11.34 0.10 60.75 Average: 1 16.29 0.00 3.40 10.44 0.10 69.77