---> uname -a: Linux prd-centos8-robot-2c-8g-12731.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 588 4924 19 2184 6810 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:d4:41:3d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.130/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85826sec preferred_lft 85826sec inet6 fe80::f816:3eff:fed4:413d/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) 11/22/2025 _x86_64_ (2 CPU) 23:06:01 LINUX RESTART (2 CPU) 11:07:01 PM tps rtps wtps bread/s bwrtn/s 11:08:01 PM 120.43 0.23 120.19 11.86 11576.66 11:09:01 PM 40.29 1.07 39.22 115.83 5041.74 11:10:00 PM 64.37 6.75 57.61 1252.61 3813.57 11:11:01 PM 43.04 2.72 40.32 437.26 6554.82 11:12:01 PM 4.68 0.00 4.68 0.00 179.25 11:13:01 PM 0.28 0.00 0.28 0.00 4.30 11:14:01 PM 0.45 0.20 0.25 11.60 4.35 11:15:01 PM 21.65 0.63 21.01 73.19 851.59 Average: 36.88 1.45 35.44 237.24 3505.30 11:07:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:08:01 PM 5070408 6949348 2812024 35.67 2688 2055732 779720 8.73 192008 2274936 162808 11:09:01 PM 5234588 7080844 2647844 33.59 2688 2021708 658916 7.38 219260 2078732 10756 11:10:00 PM 4873712 6980056 3008720 38.17 2688 2271664 739176 8.28 257912 2366700 171556 11:11:01 PM 4939268 7050664 2943164 37.34 2688 2277628 654168 7.32 265728 2292116 16 11:12:01 PM 4939848 7051240 2942584 37.33 2688 2277632 654168 7.32 265728 2292076 4 11:13:01 PM 4940052 7051444 2942380 37.33 2688 2277632 654168 7.32 265728 2291960 4 11:14:01 PM 4939088 7052164 2943344 37.34 2688 2279312 636812 7.13 266264 2292412 1320 11:15:01 PM 5099320 7027260 2783112 35.31 2688 2099856 681948 7.64 463436 1957836 24124 Average: 5004536 7030378 2877896 36.51 2688 2195146 682384 7.64 274508 2230846 46324 11:07:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:08:01 PM eth0 122.76 93.95 1354.98 13.58 0.00 0.00 0.00 0.00 11:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:09:01 PM eth0 16.04 12.25 7.60 4.59 0.00 0.00 0.00 0.00 11:10:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 PM eth0 46.99 34.56 337.24 7.64 0.00 0.00 0.00 0.00 11:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:11:01 PM eth0 553.60 403.41 114.65 98.96 0.00 0.00 0.00 0.00 11:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:12:01 PM eth0 2.92 2.08 0.60 0.50 0.00 0.00 0.00 0.00 11:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:13:01 PM eth0 2.43 1.95 0.43 0.42 0.00 0.00 0.00 0.00 11:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:14:01 PM eth0 75.30 47.74 19.59 5.20 0.00 0.00 0.00 0.00 11:15:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:15:01 PM eth0 47.76 38.56 79.94 22.83 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 108.82 79.56 239.24 19.28 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) 11/22/2025 _x86_64_ (2 CPU) 23:06:01 LINUX RESTART (2 CPU) 11:07:01 PM CPU %user %nice %system %iowait %steal %idle 11:08:01 PM all 37.85 0.00 5.04 2.31 0.11 54.68 11:08:01 PM 0 46.28 0.00 5.69 2.25 0.12 45.66 11:08:01 PM 1 29.44 0.00 4.40 2.37 0.10 63.70 11:09:01 PM all 16.07 0.00 2.31 0.67 0.07 80.88 11:09:01 PM 0 22.25 0.00 2.24 0.38 0.07 75.06 11:09:01 PM 1 9.91 0.00 2.38 0.95 0.07 86.69 11:10:00 PM all 29.96 0.00 5.37 0.96 0.10 63.61 11:10:00 PM 0 36.90 0.00 5.42 0.57 0.10 57.00 11:10:00 PM 1 23.05 0.00 5.32 1.35 0.10 70.18 11:11:01 PM all 9.53 0.00 2.38 0.65 0.04 87.39 11:11:01 PM 0 11.85 0.00 2.40 0.67 0.05 85.03 11:11:01 PM 1 7.22 0.00 2.37 0.63 0.03 89.75 11:12:01 PM all 0.34 0.00 0.09 0.02 0.04 99.51 11:12:01 PM 0 0.58 0.00 0.10 0.03 0.05 99.23 11:12:01 PM 1 0.10 0.00 0.08 0.00 0.03 99.78 11:13:01 PM all 0.36 0.00 0.08 0.00 0.03 99.53 11:13:01 PM 0 0.62 0.00 0.07 0.00 0.03 99.28 11:13:01 PM 1 0.10 0.00 0.10 0.00 0.02 99.78 11:14:01 PM all 2.36 0.00 0.50 0.00 0.04 97.10 11:14:01 PM 0 1.89 0.00 0.44 0.00 0.03 97.64 11:14:01 PM 1 2.83 0.00 0.57 0.00 0.05 96.55 11:15:01 PM all 24.67 0.00 3.44 0.17 0.08 71.65 11:15:01 PM 0 25.59 0.00 3.17 0.22 0.08 70.93 11:15:01 PM 1 23.74 0.00 3.70 0.12 0.07 72.37 Average: all 15.14 0.00 2.40 0.60 0.06 81.80 Average: 0 18.24 0.00 2.44 0.52 0.07 78.74 Average: 1 12.05 0.00 2.37 0.68 0.06 84.85