---> uname -a: Linux prd-centos8-robot-2c-8g-34728.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 4925 19 2188 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:7f:07:8d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.238/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe7f:78d/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) 01/14/2026 _x86_64_ (2 CPU) 00:30:28 LINUX RESTART (2 CPU) 12:31:01 AM tps rtps wtps bread/s bwrtn/s 12:32:01 AM 92.05 14.20 77.85 4157.97 7317.65 12:33:01 AM 87.30 1.08 86.22 75.31 11340.40 12:34:01 AM 22.08 0.42 21.66 64.78 1056.96 12:35:01 AM 87.94 9.42 78.52 1682.12 8659.96 12:36:01 AM 9.97 0.05 9.92 4.80 1065.94 12:37:01 AM 11.60 0.33 11.26 37.85 474.08 12:38:01 AM 31.14 0.52 30.62 63.85 1296.98 Average: 48.87 3.72 45.15 869.45 4458.77 12:31:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:32:01 AM 5323344 7054004 2559088 32.47 2688 1912996 674608 7.55 186460 2052880 186064 12:33:01 AM 5164948 7013760 2717484 34.48 2688 2024184 703680 7.88 198044 2168032 4 12:34:01 AM 5107996 7014664 2774436 35.20 2688 2079476 706120 7.91 227496 2189748 62532 12:35:01 AM 4942140 7059964 2940292 37.30 2688 2284020 624284 6.99 265784 2291032 27240 12:36:01 AM 4899764 7017924 2982668 37.84 2688 2284384 670816 7.51 266112 2331844 224 12:37:01 AM 5065720 6999760 2816712 35.73 2688 2104244 693576 7.77 263168 2185588 13784 12:38:01 AM 5033484 6978624 2848948 36.14 2688 2118276 704592 7.89 469652 2020860 25804 Average: 5076771 7019814 2805661 35.59 2688 2115369 682525 7.64 268102 2177141 45093 12:31:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:32:01 AM eth0 323.18 205.77 1904.48 60.99 0.00 0.00 0.00 0.00 12:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 AM eth0 70.81 50.68 615.80 7.49 0.00 0.00 0.00 0.00 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 19.38 14.05 24.23 5.20 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 220.83 166.49 359.92 47.83 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 12.93 5.15 3.62 0.65 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 174.36 147.95 1801.73 27.71 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 17.08 16.34 14.68 8.37 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 119.79 86.63 674.91 22.61 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) 01/14/2026 _x86_64_ (2 CPU) 00:30:28 LINUX RESTART (2 CPU) 12:31:01 AM CPU %user %nice %system %iowait %steal %idle 12:32:01 AM all 41.22 0.00 6.27 0.80 0.08 51.63 12:32:01 AM 0 34.22 0.00 5.98 0.70 0.08 59.02 12:32:01 AM 1 48.22 0.00 6.56 0.90 0.08 44.24 12:33:01 AM all 20.49 0.00 3.10 0.89 0.08 75.44 12:33:01 AM 0 17.95 0.00 3.45 1.00 0.07 77.52 12:33:01 AM 1 23.02 0.00 2.75 0.78 0.08 73.36 12:34:01 AM all 22.11 0.00 3.02 0.11 0.07 74.69 12:34:01 AM 0 21.64 0.00 3.05 0.10 0.07 75.14 12:34:01 AM 1 22.59 0.00 2.98 0.12 0.07 74.25 12:35:01 AM all 28.22 0.00 5.40 1.25 0.08 65.05 12:35:01 AM 0 20.82 0.00 4.85 0.80 0.07 73.46 12:35:01 AM 1 35.64 0.00 5.95 1.70 0.08 56.63 12:36:01 AM all 0.99 0.00 0.27 0.12 0.04 98.59 12:36:01 AM 0 1.59 0.00 0.32 0.00 0.05 98.05 12:36:01 AM 1 0.38 0.00 0.22 0.23 0.03 99.13 12:37:01 AM all 11.47 0.00 1.89 0.04 0.07 86.53 12:37:01 AM 0 14.47 0.00 1.99 0.03 0.07 83.44 12:37:01 AM 1 8.49 0.00 1.79 0.05 0.07 89.60 12:38:01 AM all 33.76 0.00 3.79 0.15 0.10 62.20 12:38:01 AM 0 26.20 0.00 3.89 0.13 0.10 69.68 12:38:01 AM 1 41.31 0.00 3.70 0.17 0.10 54.73 Average: all 22.63 0.00 3.39 0.48 0.07 73.43 Average: 0 19.57 0.00 3.36 0.40 0.07 76.60 Average: 1 25.68 0.00 3.42 0.57 0.07 70.26