---> uname -a: Linux prd-centos8-robot-2c-8g-24102.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 583 4920 19 2193 6815 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:82:62:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.247/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85825sec preferred_lft 85825sec inet6 fe80::f816:3eff:fe82:6293/64 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) 02/28/2026 _x86_64_ (2 CPU) 08:13:51 LINUX RESTART (2 CPU) 08:15:01 AM tps rtps wtps bread/s bwrtn/s 08:16:01 AM 123.04 1.13 121.91 76.91 13538.67 08:17:01 AM 24.60 0.42 24.18 64.79 2041.06 08:18:01 AM 69.28 9.18 60.10 1506.30 3598.15 08:19:01 AM 30.99 0.00 30.99 0.00 6242.89 08:20:01 AM 2.63 0.00 2.63 0.00 71.89 08:21:01 AM 0.47 0.00 0.47 0.00 5.01 08:22:01 AM 0.32 0.00 0.32 0.00 3.15 08:23:01 AM 26.46 0.68 25.77 77.97 984.24 Average: 34.72 1.43 33.30 215.76 3310.67 08:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:16:01 AM 5139692 7000012 2742740 34.80 2688 2036396 699140 7.83 207044 2183148 44268 08:17:01 AM 5229656 7091700 2652776 33.65 2688 2038340 623636 6.98 227920 2077696 4 08:18:01 AM 4945392 7067372 2937040 37.26 2688 2288528 623848 6.99 274848 2282756 174684 08:19:01 AM 4942804 7064396 2939628 37.29 2688 2288528 623848 6.99 274852 2281832 4 08:20:01 AM 4942112 7063704 2940320 37.30 2688 2288528 625388 7.00 274852 2282368 4 08:21:01 AM 4942524 7064132 2939908 37.30 2688 2288536 625388 7.00 274852 2282060 4 08:22:01 AM 4942788 7064396 2939644 37.29 2688 2288536 625388 7.00 274852 2281888 4 08:23:01 AM 5090704 7027168 2791728 35.42 2688 2109680 679320 7.61 476340 1959080 22320 Average: 5021959 7055360 2860473 36.29 2688 2203384 640744 7.17 285695 2203854 30162 08:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:01 AM eth0 105.45 81.29 1183.70 11.22 0.00 0.00 0.00 0.00 08:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 AM eth0 16.73 8.73 5.97 3.62 0.00 0.00 0.00 0.00 08:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 AM eth0 49.77 42.95 341.06 12.76 0.00 0.00 0.00 0.00 08:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 AM eth0 7.87 6.40 2.41 1.30 0.00 0.00 0.00 0.00 08:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 AM eth0 1.57 1.10 0.29 0.21 0.00 0.00 0.00 0.00 08:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM eth0 1.73 1.02 0.22 0.14 0.00 0.00 0.00 0.00 08:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 AM eth0 1.23 0.80 0.23 0.13 0.00 0.00 0.00 0.00 08:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 AM eth0 48.43 37.20 79.21 30.16 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 29.10 22.44 201.65 7.44 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) 02/28/2026 _x86_64_ (2 CPU) 08:13:51 LINUX RESTART (2 CPU) 08:15:01 AM CPU %user %nice %system %iowait %steal %idle 08:16:01 AM all 33.31 0.00 5.25 0.99 0.08 60.37 08:16:01 AM 0 36.97 0.00 5.21 0.55 0.08 57.19 08:16:01 AM 1 29.64 0.00 5.28 1.43 0.08 63.56 08:17:01 AM all 10.61 0.00 1.47 0.21 0.13 87.59 08:17:01 AM 0 16.63 0.00 1.77 0.30 0.12 81.18 08:17:01 AM 1 4.58 0.00 1.17 0.12 0.13 94.00 08:18:01 AM all 35.64 0.00 6.51 0.47 0.08 57.30 08:18:01 AM 0 44.39 0.00 6.74 0.38 0.08 48.41 08:18:01 AM 1 26.89 0.00 6.29 0.55 0.08 66.19 08:19:01 AM all 0.37 0.00 0.33 0.36 0.06 98.88 08:19:01 AM 0 0.20 0.00 0.50 0.60 0.07 98.63 08:19:01 AM 1 0.53 0.00 0.17 0.12 0.05 99.13 08:20:01 AM all 0.32 0.00 0.06 0.02 0.05 99.56 08:20:01 AM 0 0.07 0.00 0.07 0.03 0.07 99.77 08:20:01 AM 1 0.57 0.00 0.05 0.00 0.03 99.35 08:21:01 AM all 0.29 0.00 0.05 0.00 0.05 99.61 08:21:01 AM 0 0.05 0.00 0.05 0.00 0.05 99.85 08:21:01 AM 1 0.53 0.00 0.05 0.00 0.05 99.37 08:22:01 AM all 0.32 0.00 0.05 0.00 0.06 99.57 08:22:01 AM 0 0.10 0.00 0.08 0.00 0.08 99.73 08:22:01 AM 1 0.53 0.00 0.02 0.00 0.03 99.42 08:23:01 AM all 24.84 0.00 3.73 0.10 0.08 71.25 08:23:01 AM 0 28.72 0.00 3.79 0.12 0.08 67.29 08:23:01 AM 1 20.96 0.00 3.68 0.08 0.07 75.21 Average: all 13.23 0.00 2.18 0.27 0.07 84.25 Average: 0 15.92 0.00 2.28 0.25 0.08 81.48 Average: 1 10.54 0.00 2.09 0.29 0.07 87.02