---> uname -a: Linux prd-centos8-robot-2c-8g-20766.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 742 4767 19 2187 6657 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:7e:d5:48 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.227/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85846sec preferred_lft 85846sec inet6 fe80::f816:3eff:fe7e:d548/64 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) 02/26/2026 _x86_64_ (2 CPU) 00:38:12 LINUX RESTART (2 CPU) 12:39:01 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 123.22 0.48 122.74 17.86 11914.33 12:41:01 AM 41.33 1.40 39.93 135.93 5240.20 12:42:01 AM 46.04 6.75 39.29 1248.19 2358.64 12:43:01 AM 52.95 0.22 52.73 43.59 7687.09 12:44:01 AM 4.70 0.07 4.63 4.93 174.09 12:45:01 AM 1.98 0.00 1.98 0.00 74.79 12:46:01 AM 1.88 0.32 1.57 36.92 99.03 12:47:01 AM 31.66 0.32 31.34 36.26 1353.01 Average: 37.97 1.19 36.78 190.44 3613.00 12:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 5054856 6949368 2827568 35.87 2688 2071936 944340 10.57 191512 2293796 170168 12:41:01 AM 5188776 7050404 2693648 34.17 2688 2038192 835796 9.36 227880 2118128 9016 12:42:01 AM 4872564 6984440 3009860 38.18 2688 2278308 872000 9.76 265108 2364480 190932 12:43:01 AM 4835916 6950604 3046508 38.65 2688 2281864 836172 9.36 269556 2392744 4 12:44:01 AM 4744196 6859284 3138228 39.81 2688 2282264 961876 10.77 269892 2483644 252 12:45:01 AM 4511852 6626996 3370572 42.76 2688 2282320 1194268 13.37 269892 2715408 28 12:46:01 AM 4935688 6873380 2946736 37.38 2688 2106344 863444 9.67 266832 2295280 4688 12:47:01 AM 4869400 6799920 3013024 38.22 2688 2104528 957620 10.72 471552 2184016 10280 Average: 4876656 6886800 3005768 38.13 2688 2180720 933190 10.45 279028 2355937 48171 12:39:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 170.96 132.90 1698.70 15.70 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 16.66 9.58 7.35 4.08 0.00 0.00 0.00 0.00 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 39.01 32.91 333.18 7.04 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 211.26 154.62 46.61 34.85 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 109.00 142.16 737.42 696.83 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 506.38 487.17 8067.39 31.47 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 281.31 255.41 3663.53 38.28 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 19.25 14.78 14.17 7.67 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 169.23 153.69 1821.10 104.48 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) 02/26/2026 _x86_64_ (2 CPU) 00:38:12 LINUX RESTART (2 CPU) 12:39:01 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 37.30 0.00 5.62 1.09 0.09 55.90 12:40:01 AM 0 51.57 0.00 6.99 1.45 0.08 39.91 12:40:01 AM 1 23.08 0.00 4.26 0.73 0.10 71.84 12:41:01 AM all 16.27 0.00 2.33 1.42 0.08 79.90 12:41:01 AM 0 21.00 0.00 2.68 1.03 0.08 75.20 12:41:01 AM 1 11.54 0.00 1.98 1.80 0.07 84.60 12:42:01 AM all 25.17 0.00 5.07 0.35 0.07 69.33 12:42:01 AM 0 30.79 0.00 5.53 0.40 0.08 63.20 12:42:01 AM 1 19.56 0.00 4.61 0.30 0.07 75.46 12:43:01 AM all 11.52 0.00 2.26 0.56 0.06 85.61 12:43:01 AM 0 8.87 0.00 1.84 0.57 0.07 88.65 12:43:01 AM 1 14.16 0.00 2.67 0.55 0.05 82.57 12:44:01 AM all 9.16 0.00 0.53 0.03 0.06 90.23 12:44:01 AM 0 10.28 0.00 0.67 0.05 0.07 88.94 12:44:01 AM 1 8.03 0.00 0.39 0.00 0.05 91.54 12:45:01 AM all 15.01 0.00 1.60 0.01 0.12 83.26 12:45:01 AM 0 29.36 0.00 2.79 0.00 0.12 67.74 12:45:01 AM 1 0.86 0.00 0.44 0.02 0.12 98.57 12:46:01 AM all 9.62 0.00 1.87 0.00 0.08 88.43 12:46:01 AM 0 16.93 0.00 2.77 0.00 0.10 80.20 12:46:01 AM 1 2.49 0.00 1.00 0.00 0.07 96.44 12:47:01 AM all 27.02 0.00 3.17 0.22 0.09 69.50 12:47:01 AM 0 31.31 0.00 3.10 0.28 0.08 65.22 12:47:01 AM 1 22.72 0.00 3.25 0.15 0.10 73.78 Average: all 18.92 0.00 2.81 0.46 0.08 77.72 Average: 0 25.05 0.00 3.30 0.48 0.09 71.09 Average: 1 12.83 0.00 2.33 0.44 0.08 84.32