---> uname -a: Linux prd-centos8-robot-2c-8g-5149.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 629 4891 19 2177 6770 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:a9:93:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.168/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85890sec preferred_lft 85890sec inet6 fe80::f816:3eff:fea9:93fb/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) 01/28/2026 _x86_64_ (2 CPU) 00:35:50 LINUX RESTART (2 CPU) 12:37:01 AM tps rtps wtps bread/s bwrtn/s 12:38:01 AM 123.63 1.08 122.54 75.31 12442.82 12:39:01 AM 24.64 0.38 24.26 64.25 2248.70 12:40:01 AM 78.22 6.96 71.26 1289.84 6319.98 12:41:01 AM 18.10 0.00 18.10 0.00 3198.07 12:42:01 AM 2.25 0.10 2.15 6.80 103.67 12:43:01 AM 2.87 0.32 2.55 36.93 221.20 12:44:01 AM 34.32 0.52 33.81 63.85 1621.96 Average: 40.58 1.34 39.24 219.58 3736.72 12:37:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:38:01 AM 5151796 6991772 2730636 34.64 2688 2016164 696920 7.80 198636 2180912 40792 12:39:01 AM 5110420 6999612 2772012 35.17 2688 2063208 677224 7.58 226240 2192160 44924 12:40:01 AM 4938892 7035664 2943540 37.34 2688 2263516 645756 7.23 260912 2299100 86392 12:41:01 AM 4939468 7036184 2942964 37.34 2688 2263516 645756 7.23 260908 2298836 4 12:42:01 AM 4892928 6991336 2989504 37.93 2688 2265216 727192 8.14 261524 2344636 612 12:43:01 AM 5041080 6973048 2841352 36.05 2688 2102644 705264 7.90 262744 2210408 17572 12:44:01 AM 5065560 6987312 2816872 35.74 2688 2094836 699380 7.83 466460 1991740 11996 Average: 5020021 7002133 2862411 36.31 2688 2152729 685356 7.67 276775 2216827 28899 12:37:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 74.71 56.01 878.84 9.92 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 14.00 9.50 6.48 4.02 0.00 0.00 0.00 0.00 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 236.35 173.83 379.23 44.55 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 1.68 0.73 0.20 0.12 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 36.37 28.59 12.12 5.46 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 63.44 44.89 85.28 28.11 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 19.39 15.69 14.59 8.46 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 63.71 47.04 196.69 14.38 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) 01/28/2026 _x86_64_ (2 CPU) 00:35:50 LINUX RESTART (2 CPU) 12:37:01 AM CPU %user %nice %system %iowait %steal %idle 12:38:01 AM all 31.75 0.00 4.79 1.02 0.09 62.34 12:38:01 AM 0 20.88 0.00 3.49 0.96 0.10 74.56 12:38:01 AM 1 42.67 0.00 6.09 1.08 0.08 50.08 12:39:01 AM all 17.52 0.00 2.38 0.15 0.09 79.85 12:39:01 AM 0 13.07 0.00 2.20 0.15 0.10 84.48 12:39:01 AM 1 21.98 0.00 2.57 0.15 0.08 75.22 12:40:01 AM all 33.03 0.00 5.87 0.62 0.09 60.38 12:40:01 AM 0 27.25 0.00 5.76 0.82 0.10 66.08 12:40:01 AM 1 38.82 0.00 5.98 0.43 0.08 54.68 12:41:01 AM all 0.05 0.00 0.19 0.26 0.04 99.46 12:41:01 AM 0 0.07 0.00 0.28 0.42 0.03 99.20 12:41:01 AM 1 0.03 0.00 0.10 0.10 0.05 99.72 12:42:01 AM all 10.06 0.00 0.98 0.03 0.09 88.84 12:42:01 AM 0 6.68 0.00 0.80 0.05 0.08 92.38 12:42:01 AM 1 13.44 0.00 1.15 0.02 0.10 85.29 12:43:01 AM all 13.73 0.00 1.65 0.02 0.06 84.54 12:43:01 AM 0 7.82 0.00 1.44 0.02 0.05 90.68 12:43:01 AM 1 19.65 0.00 1.85 0.02 0.07 78.41 12:44:01 AM all 30.10 0.00 3.47 0.14 0.10 66.19 12:44:01 AM 0 17.04 0.00 2.68 0.12 0.10 80.06 12:44:01 AM 1 43.18 0.00 4.25 0.17 0.10 52.30 Average: all 19.48 0.00 2.76 0.32 0.08 77.35 Average: 0 13.27 0.00 2.38 0.36 0.08 83.90 Average: 1 25.69 0.00 3.14 0.28 0.08 70.80