---> uname -a: Linux prd-centos8-robot-2c-8g-14992.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 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 636 4695 19 2366 6755 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:2d:16:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.176/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85992sec preferred_lft 85992sec inet6 fe80::f816:3eff:fe2d:16b9/64 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) 02/19/2026 _x86_64_ (2 CPU) 00:47:42 LINUX RESTART (2 CPU) 12:48:01 AM tps rtps wtps bread/s bwrtn/s 12:49:01 AM 186.67 139.70 46.98 14071.10 37836.08 12:50:01 AM 129.02 0.32 128.71 14.53 12894.72 12:51:01 AM 36.60 1.37 35.23 135.40 4254.84 12:52:01 AM 9.61 0.07 9.55 2.80 500.28 12:53:01 AM 68.84 9.15 59.70 1502.83 4330.97 12:54:01 AM 52.22 0.52 51.71 72.65 6592.18 Average: 80.50 25.19 55.31 2633.54 11068.86 12:48:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:49:01 AM 5573284 7056360 2309140 29.29 2688 1677316 722984 8.10 179420 1851768 76032 12:50:01 AM 5053304 6895084 2829120 35.89 2688 2017648 820716 9.19 188864 2288992 105564 12:51:01 AM 5190708 7036176 2691716 34.15 2688 2021704 698664 7.82 220480 2120316 9228 12:52:01 AM 5189556 7035108 2692868 34.16 2688 2021788 698664 7.82 220668 2121620 4 12:53:01 AM 4891056 6997976 2991368 37.95 2688 2273200 693892 7.77 262016 2347800 175696 12:54:01 AM 4856000 6962224 3026424 38.39 2688 2272536 727464 8.15 473276 2169100 22312 Average: 5125651 6997155 2756773 34.97 2688 2047365 727064 8.14 257454 2149933 64806 12:48:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:49:01 AM eth0 235.82 133.25 1028.70 54.97 0.00 0.00 0.00 0.00 12:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 AM eth0 124.74 96.53 1528.63 13.64 0.00 0.00 0.00 0.00 12:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:51:01 AM eth0 14.53 10.16 7.52 3.99 0.00 0.00 0.00 0.00 12:52:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:52:01 AM eth0 9.70 9.45 2.09 2.13 0.00 0.00 0.00 0.00 12:53:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:53:01 AM eth0 45.87 39.79 343.18 9.79 0.00 0.00 0.00 0.00 12:54:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:54:01 AM eth0 45.73 38.49 28.75 18.60 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 79.40 54.61 489.83 17.19 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) 02/19/2026 _x86_64_ (2 CPU) 00:47:42 LINUX RESTART (2 CPU) 12:48:01 AM CPU %user %nice %system %iowait %steal %idle 12:49:01 AM all 31.91 0.08 10.24 35.88 0.13 21.76 12:49:01 AM 0 33.03 0.10 11.18 35.56 0.15 19.98 12:49:01 AM 1 30.79 0.05 9.30 36.19 0.12 23.55 12:50:01 AM all 37.64 0.00 5.90 2.15 0.14 54.17 12:50:01 AM 0 31.17 0.00 5.77 1.95 0.13 60.98 12:50:01 AM 1 44.10 0.00 6.02 2.34 0.15 47.38 12:51:01 AM all 12.54 0.00 1.94 0.53 0.08 84.91 12:51:01 AM 0 5.87 0.00 1.42 0.43 0.07 92.21 12:51:01 AM 1 19.22 0.00 2.47 0.63 0.08 77.59 12:52:01 AM all 0.75 0.00 0.82 0.06 0.05 98.32 12:52:01 AM 0 0.87 0.00 0.74 0.02 0.03 98.34 12:52:01 AM 1 0.64 0.00 0.90 0.10 0.07 98.29 12:53:01 AM all 32.09 0.00 6.23 0.71 0.12 60.85 12:53:01 AM 0 26.71 0.00 5.64 0.82 0.13 66.71 12:53:01 AM 1 37.49 0.00 6.82 0.60 0.10 54.98 12:54:01 AM all 27.18 0.00 3.97 0.61 0.10 68.14 12:54:01 AM 0 31.05 0.00 3.85 0.75 0.10 64.24 12:54:01 AM 1 23.30 0.00 4.09 0.47 0.10 72.04 Average: all 23.69 0.01 4.85 6.62 0.10 64.73 Average: 0 21.44 0.02 4.76 6.55 0.10 67.13 Average: 1 25.94 0.01 4.93 6.68 0.10 62.34