---> uname -a: Linux prd-centos8-robot-2c-8g-24926.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: 2800.000 BogoMIPS: 5600.00 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 4897 19 2192 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:0e:15:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.116/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85821sec preferred_lft 85821sec inet6 fe80::f816:3eff:fe0e:15fd/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) 03/01/2026 _x86_64_ (2 CPU) 09:12:58 LINUX RESTART (2 CPU) 09:14:01 AM tps rtps wtps bread/s bwrtn/s 09:15:01 AM 128.82 1.32 127.51 87.44 13343.69 09:16:01 AM 31.08 0.42 30.66 64.79 3798.45 09:17:01 AM 67.99 9.15 58.85 1502.83 3796.57 09:18:01 AM 31.97 0.03 31.94 3.47 6313.18 09:19:01 AM 3.48 0.00 3.48 0.00 122.03 09:20:01 AM 0.13 0.00 0.13 0.00 0.92 09:21:01 AM 0.18 0.00 0.18 0.00 1.48 09:22:01 AM 23.61 0.43 23.18 51.46 917.16 Average: 35.91 1.42 34.49 213.76 3536.80 09:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:15:01 AM 5143360 7003444 2739072 34.75 2688 2036252 709264 7.94 200628 2190344 102032 09:16:01 AM 5209456 7071604 2672976 33.91 2688 2038260 645240 7.22 227992 2099268 9012 09:17:01 AM 4925140 7046140 2957292 37.52 2688 2288316 667236 7.47 269240 2311288 174656 09:18:01 AM 4922236 7043152 2960196 37.55 2688 2288444 645644 7.23 275320 2304332 4 09:19:01 AM 4921936 7042852 2960496 37.56 2688 2288444 645644 7.23 275320 2304296 4 09:20:01 AM 4922048 7042968 2960384 37.56 2688 2288448 644396 7.22 275320 2304464 8 09:21:01 AM 4922196 7043144 2960236 37.55 2688 2288452 644396 7.22 275320 2304292 8 09:22:01 AM 5022764 6959072 2859668 36.28 2688 2109744 746652 8.36 475920 2026900 23404 Average: 4998642 7031547 2883790 36.59 2688 2203295 668559 7.49 284382 2230648 38641 09:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:15:01 AM eth0 141.17 108.18 1508.41 13.96 0.00 0.00 0.00 0.00 09:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:16:01 AM eth0 15.98 8.52 6.76 3.63 0.00 0.00 0.00 0.00 09:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:17:01 AM eth0 44.17 36.59 338.30 9.13 0.00 0.00 0.00 0.00 09:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:18:01 AM eth0 13.03 11.33 5.09 4.91 0.00 0.00 0.00 0.00 09:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:19:01 AM eth0 1.33 0.92 0.31 0.20 0.00 0.00 0.00 0.00 09:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 AM eth0 1.42 0.77 0.19 0.12 0.00 0.00 0.00 0.00 09:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:21:01 AM eth0 1.27 0.73 0.18 0.12 0.00 0.00 0.00 0.00 09:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:22:01 AM eth0 43.26 33.63 75.67 26.16 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 32.70 25.08 241.88 7.28 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) 03/01/2026 _x86_64_ (2 CPU) 09:12:58 LINUX RESTART (2 CPU) 09:14:01 AM CPU %user %nice %system %iowait %steal %idle 09:15:01 AM all 38.43 0.00 5.65 1.49 0.12 54.31 09:15:01 AM 0 30.11 0.00 5.12 1.52 0.13 63.12 09:15:01 AM 1 46.76 0.00 6.19 1.47 0.10 45.48 09:16:01 AM all 10.80 0.00 1.57 0.38 0.07 87.18 09:16:01 AM 0 5.91 0.00 1.55 0.60 0.08 91.86 09:16:01 AM 1 15.70 0.00 1.59 0.17 0.05 82.49 09:17:01 AM all 30.22 0.00 5.53 0.60 0.09 63.56 09:17:01 AM 0 22.24 0.00 5.09 0.83 0.10 71.74 09:17:01 AM 1 38.20 0.00 5.97 0.37 0.08 55.37 09:18:01 AM all 6.14 0.00 1.26 0.56 0.06 91.99 09:18:01 AM 0 7.06 0.00 1.38 0.53 0.05 90.97 09:18:01 AM 1 5.22 0.00 1.13 0.58 0.07 93.00 09:19:01 AM all 0.32 0.00 0.08 0.02 0.04 99.55 09:19:01 AM 0 0.05 0.00 0.07 0.00 0.03 99.85 09:19:01 AM 1 0.58 0.00 0.08 0.03 0.05 99.25 09:20:01 AM all 0.32 0.00 0.04 0.00 0.06 99.58 09:20:01 AM 0 0.07 0.00 0.05 0.00 0.07 99.82 09:20:01 AM 1 0.57 0.00 0.03 0.00 0.05 99.35 09:21:01 AM all 0.23 0.00 0.06 0.00 0.04 99.67 09:21:01 AM 0 0.03 0.00 0.08 0.00 0.05 99.83 09:21:01 AM 1 0.42 0.00 0.03 0.00 0.03 99.52 09:22:01 AM all 18.82 0.00 2.83 0.09 0.07 78.19 09:22:01 AM 0 13.67 0.00 2.46 0.08 0.07 83.72 09:22:01 AM 1 23.97 0.00 3.20 0.10 0.07 72.67 Average: all 13.16 0.00 2.13 0.39 0.07 84.25 Average: 0 9.90 0.00 1.98 0.45 0.07 87.61 Average: 1 16.42 0.00 2.28 0.34 0.06 80.90