---> uname -a: Linux prd-centos8-robot-2c-8g-19506.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 607 4888 19 2201 6792 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:38:17:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.148/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85967sec preferred_lft 85967sec inet6 fe80::f816:3eff:fe38:17ca/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) 02/21/2026 _x86_64_ (2 CPU) 01:54:47 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 204.03 149.49 54.54 14262.62 38548.74 01:57:01 AM 120.54 1.18 119.36 77.97 12256.85 01:58:01 AM 37.60 0.42 37.19 64.78 4479.09 01:59:01 AM 84.25 6.93 77.32 1289.52 8467.07 02:00:01 AM 13.30 0.05 13.25 4.80 1165.56 02:01:01 AM 15.09 0.35 14.74 37.18 1092.95 02:02:01 AM 32.06 0.58 31.48 65.56 2018.99 Average: 72.41 22.72 49.69 2257.64 9718.61 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5523716 7037608 2358708 29.92 2688 1707444 731736 8.19 184784 1892932 96620 01:57:01 AM 5151624 6988584 2730800 34.64 2688 2013228 739916 8.28 199076 2180180 100684 01:58:01 AM 5161512 7032764 2720912 34.52 2688 2046024 678436 7.60 223504 2143468 39584 01:59:01 AM 4939384 7030772 2943040 37.34 2688 2258652 661500 7.41 261680 2296452 25528 02:00:01 AM 4905812 6997372 2976612 37.76 2688 2258936 703820 7.88 262016 2329144 144 02:01:01 AM 5018464 6963480 2863960 36.33 2688 2118052 740320 8.29 322336 2178492 48104 02:02:01 AM 4982924 6933024 2899500 36.78 2688 2124244 765388 8.57 482316 2060352 26344 Average: 5097634 6997658 2784790 35.33 2688 2075226 717302 8.03 276530 2154431 48144 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 275.80 160.25 1273.03 56.54 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 121.61 87.17 1342.37 12.15 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 15.76 10.11 6.74 4.19 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 220.83 187.64 373.61 45.19 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 9.71 3.82 3.58 0.56 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 109.83 79.43 426.69 54.23 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 20.57 16.92 16.28 8.97 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 110.58 77.90 491.76 25.98 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) 02/21/2026 _x86_64_ (2 CPU) 01:54:47 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 41.79 0.07 10.30 21.91 0.13 25.81 01:56:01 AM 0 36.54 0.07 11.60 22.39 0.14 29.28 01:56:01 AM 1 47.03 0.07 8.99 21.44 0.12 22.35 01:57:01 AM all 35.72 0.00 5.46 1.78 0.13 56.92 01:57:01 AM 0 28.07 0.00 4.62 1.60 0.12 65.59 01:57:01 AM 1 43.37 0.00 6.31 1.95 0.13 48.23 01:58:01 AM all 16.85 0.00 2.97 0.62 0.08 79.47 01:58:01 AM 0 8.15 0.00 2.45 0.33 0.08 88.98 01:58:01 AM 1 25.57 0.00 3.49 0.90 0.08 69.95 01:59:01 AM all 30.00 0.00 5.99 1.15 0.13 62.74 01:59:01 AM 0 27.42 0.00 6.08 1.17 0.12 65.22 01:59:01 AM 1 32.57 0.00 5.90 1.14 0.13 60.26 02:00:01 AM all 0.48 0.00 0.23 0.19 0.06 99.05 02:00:01 AM 0 0.15 0.00 0.18 0.12 0.07 99.48 02:00:01 AM 1 0.80 0.00 0.27 0.27 0.05 98.61 02:01:01 AM all 19.59 0.00 2.47 0.13 0.09 77.72 02:01:01 AM 0 9.72 0.00 1.62 0.17 0.07 88.43 02:01:01 AM 1 29.74 0.00 3.33 0.09 0.12 66.72 02:02:01 AM all 29.05 0.00 3.89 0.13 0.11 66.82 02:02:01 AM 0 31.94 0.00 4.60 0.15 0.12 63.19 02:02:01 AM 1 26.18 0.00 3.18 0.10 0.10 70.44 Average: all 24.77 0.01 4.47 3.68 0.10 66.97 Average: 0 20.26 0.01 4.44 3.68 0.10 71.52 Average: 1 29.30 0.01 4.50 3.69 0.11 62.40