---> uname -a: Linux prd-centos8-robot-2c-8g-2121.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 586 4931 19 2180 6812 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:25:0f:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.86/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85880sec preferred_lft 85880sec inet6 fe80::f816:3eff:fe25:f19/64 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) 01/20/2026 _x86_64_ (2 CPU) 00:40:31 LINUX RESTART (2 CPU) 12:41:01 AM tps rtps wtps bread/s bwrtn/s 12:42:01 AM 76.24 16.03 60.21 5336.35 5947.58 12:43:01 AM 92.52 1.08 91.44 75.31 10972.68 12:44:01 AM 38.92 0.42 38.50 64.78 2921.76 12:45:01 AM 82.62 6.93 75.69 1289.52 8559.37 12:46:01 AM 8.56 0.07 8.50 4.93 608.31 12:47:01 AM 4.43 0.03 4.40 1.87 185.95 12:48:01 AM 7.75 0.32 7.43 36.93 303.87 12:49:01 AM 30.66 0.52 30.14 63.85 1525.14 Average: 42.71 3.17 39.54 859.22 3878.14 12:41:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:42:01 AM 5396468 7069532 2485964 31.54 2688 1855888 662636 7.42 186264 1983252 166976 12:43:01 AM 5162560 7006004 2719872 34.51 2688 2019072 714112 8.00 198880 2171760 42076 12:44:01 AM 5060880 7004568 2821552 35.80 2688 2114560 696072 7.79 229312 2229236 84648 12:45:01 AM 4946636 7049428 2935796 37.24 2688 2268844 640992 7.18 261128 2289352 10872 12:46:01 AM 4906704 7009880 2975728 37.75 2688 2269412 709152 7.94 261524 2330176 424 12:47:01 AM 4901152 7005464 2981280 37.82 2688 2270540 709152 7.94 261736 2335116 212 12:48:01 AM 4994312 6956848 2888120 36.64 2688 2133204 731772 8.19 299368 2225012 55952 12:49:01 AM 5118260 7045544 2764172 35.07 2688 2099784 660264 7.39 465944 1941104 27220 Average: 5060872 7018408 2821560 35.80 2688 2128913 690519 7.73 270520 2188126 48548 12:41:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 341.10 200.55 1712.62 60.25 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 74.69 55.80 817.04 8.75 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 37.19 27.37 142.18 7.17 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 206.55 152.36 243.65 41.53 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 16.33 9.46 4.26 1.23 0.00 0.00 0.00 0.00 12:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:47:01 AM eth0 24.16 21.30 8.22 5.57 0.00 0.00 0.00 0.00 12:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:48:01 AM eth0 61.57 46.33 86.90 29.23 0.00 0.00 0.00 0.00 12:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 AM eth0 18.51 15.16 14.14 7.57 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 97.51 66.04 378.64 20.16 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) 01/20/2026 _x86_64_ (2 CPU) 00:40:31 LINUX RESTART (2 CPU) 12:41:01 AM CPU %user %nice %system %iowait %steal %idle 12:42:01 AM all 40.65 0.00 5.96 0.95 0.09 52.34 12:42:01 AM 0 45.67 0.00 6.58 1.10 0.08 46.56 12:42:01 AM 1 35.62 0.00 5.34 0.80 0.10 58.14 12:43:01 AM all 25.41 0.00 3.52 0.94 0.07 70.05 12:43:01 AM 0 26.07 0.00 3.97 1.03 0.08 68.84 12:43:01 AM 1 24.75 0.00 3.08 0.85 0.07 71.25 12:44:01 AM all 26.27 0.00 3.51 0.57 0.08 69.58 12:44:01 AM 0 38.12 0.00 4.30 0.88 0.07 56.63 12:44:01 AM 1 14.41 0.00 2.72 0.25 0.08 82.54 12:45:01 AM all 24.27 0.00 4.80 0.76 0.08 70.08 12:45:01 AM 0 30.34 0.00 5.50 1.07 0.08 63.01 12:45:01 AM 1 18.21 0.00 4.11 0.45 0.08 77.15 12:46:01 AM all 1.96 0.00 0.32 0.07 0.04 97.61 12:46:01 AM 0 1.80 0.00 0.32 0.10 0.03 97.75 12:46:01 AM 1 2.12 0.00 0.32 0.03 0.05 97.48 12:47:01 AM all 8.18 0.00 0.78 0.03 0.06 90.96 12:47:01 AM 0 7.84 0.00 0.55 0.03 0.07 91.51 12:47:01 AM 1 8.53 0.00 1.00 0.02 0.05 90.40 12:48:01 AM all 19.38 0.00 1.92 0.04 0.08 78.57 12:48:01 AM 0 29.32 0.00 1.72 0.07 0.08 68.81 12:48:01 AM 1 9.44 0.00 2.12 0.02 0.08 88.34 12:49:01 AM all 30.49 0.00 4.11 0.12 0.07 65.19 12:49:01 AM 0 38.09 0.00 4.28 0.13 0.08 57.41 12:49:01 AM 1 22.89 0.00 3.95 0.12 0.07 72.98 Average: all 22.08 0.00 3.12 0.44 0.07 74.30 Average: 0 27.16 0.00 3.40 0.55 0.07 68.81 Average: 1 16.99 0.00 2.83 0.32 0.07 79.79