---> uname -a: Linux prd-centos8-robot-2c-8g-20764.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 627 4853 19 2216 6771 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:68:5f:c8 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.95/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85797sec preferred_lft 85797sec inet6 fe80::f816:3eff:fe68:5fc8/64 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) 00:37:56 LINUX RESTART (2 CPU) 12:39:01 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 97.63 1.33 96.30 105.30 8812.20 12:41:01 AM 66.66 1.18 65.47 104.52 9230.41 12:42:01 AM 61.55 6.96 54.59 1279.23 3673.70 12:43:01 AM 42.18 0.22 41.96 43.59 6604.95 12:44:01 AM 3.72 0.08 3.63 5.86 399.55 12:45:01 AM 2.07 0.00 2.07 0.00 69.09 12:46:01 AM 0.33 0.00 0.33 0.00 5.07 12:47:01 AM 10.71 0.32 10.40 36.92 500.92 12:48:01 AM 31.43 0.52 30.91 63.86 1842.53 Average: 35.14 1.18 33.96 182.17 3459.82 12:39:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 5173048 7003516 2709376 34.37 2688 2007992 728960 8.16 188284 2184964 220232 12:41:01 AM 5152356 7012824 2730068 34.63 2688 2036800 697244 7.81 225004 2157588 9012 12:42:01 AM 4866616 6979076 3015808 38.26 2688 2278840 705524 7.90 264760 2370012 160172 12:43:01 AM 4926508 7040800 2955916 37.50 2688 2281412 639712 7.16 269276 2305756 4 12:44:01 AM 4855216 6978072 3027208 38.40 2688 2289976 727444 8.15 269808 2375668 16 12:45:01 AM 4843160 6966040 3039264 38.56 2688 2290000 763116 8.54 269808 2387176 44 12:46:01 AM 4832220 6955132 3050204 38.70 2688 2290040 780020 8.73 269808 2397896 8 12:47:01 AM 4888556 6888260 2993868 37.98 2688 2171032 797444 8.93 318324 2309888 82084 12:48:01 AM 4945376 6915440 2937048 37.26 2688 2143152 757660 8.48 486504 2092452 32440 Average: 4942562 6971018 2939862 37.30 2688 2198805 733014 8.21 284620 2286822 56001 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 114.65 90.92 1173.72 12.17 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 66.94 45.38 531.26 6.85 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 41.43 34.75 334.51 7.78 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 186.89 137.04 43.57 39.17 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 55.31 38.80 76.73 8.45 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 347.93 346.06 310.79 138.59 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 202.30 199.85 501.12 62.20 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 68.51 44.19 133.19 37.29 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 20.98 17.76 17.81 9.05 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 122.76 106.08 346.97 35.73 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) 00:37:56 LINUX RESTART (2 CPU) 12:39:01 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 38.71 0.00 5.72 1.27 0.11 54.18 12:40:01 AM 0 33.18 0.00 5.06 1.25 0.10 60.41 12:40:01 AM 1 44.24 0.00 6.39 1.30 0.12 47.96 12:41:01 AM all 18.81 0.00 2.79 3.21 0.08 75.10 12:41:01 AM 0 23.50 0.00 3.31 3.21 0.08 69.90 12:41:01 AM 1 14.13 0.00 2.27 3.22 0.08 80.30 12:42:01 AM all 28.14 0.00 5.40 2.17 0.09 64.19 12:42:01 AM 0 25.05 0.00 5.13 1.98 0.10 67.73 12:42:01 AM 1 31.22 0.00 5.67 2.36 0.08 60.66 12:43:01 AM all 9.74 0.00 2.26 2.66 0.05 85.28 12:43:01 AM 0 11.66 0.00 2.49 2.41 0.05 83.39 12:43:01 AM 1 7.83 0.00 2.04 2.92 0.05 87.16 12:44:01 AM all 12.56 0.00 0.43 0.03 0.05 86.93 12:44:01 AM 0 13.47 0.00 0.44 0.03 0.05 86.01 12:44:01 AM 1 11.65 0.00 0.42 0.03 0.05 87.85 12:45:01 AM all 25.38 0.00 0.64 0.02 0.10 73.86 12:45:01 AM 0 21.12 0.00 0.64 0.03 0.10 78.10 12:45:01 AM 1 29.61 0.00 0.64 0.00 0.10 69.65 12:46:01 AM all 25.60 0.00 0.63 0.00 0.10 73.68 12:46:01 AM 0 22.99 0.00 0.54 0.00 0.08 76.39 12:46:01 AM 1 28.24 0.00 0.72 0.00 0.12 70.92 12:47:01 AM all 13.63 0.00 1.97 0.05 0.08 84.28 12:47:01 AM 0 13.01 0.00 1.67 0.05 0.08 85.18 12:47:01 AM 1 14.24 0.00 2.27 0.05 0.07 83.37 12:48:01 AM all 31.73 0.00 4.17 0.22 0.09 63.79 12:48:01 AM 0 21.43 0.00 3.89 0.27 0.08 74.33 12:48:01 AM 1 42.02 0.00 4.45 0.17 0.10 53.26 Average: all 22.71 0.00 2.68 1.07 0.08 73.46 Average: 0 20.62 0.00 2.58 1.03 0.08 75.69 Average: 1 24.80 0.00 2.77 1.12 0.09 71.22