---> uname -a: Linux prd-centos8-robot-2c-8g-19730.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 592 4931 19 2173 6806 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:ac:d0:e7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.77/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85811sec preferred_lft 85811sec inet6 fe80::f816:3eff:feac:d0e7/64 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) 02/22/2026 _x86_64_ (2 CPU) 00:13:06 LINUX RESTART (2 CPU) 12:14:01 AM tps rtps wtps bread/s bwrtn/s 12:15:01 AM 100.30 3.22 97.08 383.07 7860.38 12:16:01 AM 74.46 1.02 73.44 73.44 9665.66 12:17:01 AM 42.34 7.13 35.20 1310.50 2271.79 12:18:01 AM 64.00 2.47 61.53 260.58 8021.31 12:19:01 AM 3.50 0.00 3.50 0.00 131.96 12:20:01 AM 0.30 0.00 0.30 0.00 5.48 12:21:01 AM 0.25 0.00 0.25 0.00 2.43 12:22:01 AM 10.56 0.35 10.21 38.79 346.66 Average: 36.96 1.77 35.19 258.31 3538.42 12:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:15:01 AM 5205152 7011976 2677280 33.97 2688 1984196 740564 8.29 187920 2150860 221068 12:16:01 AM 5088948 6966904 2793484 35.44 2688 2054624 781148 8.75 213812 2231576 47296 12:17:01 AM 4888608 6972952 2993824 37.98 2688 2252472 756148 8.47 281040 2338748 175944 12:18:01 AM 4953708 7054268 2928724 37.16 2688 2268332 674536 7.55 266584 2279372 32 12:19:01 AM 4954516 7055076 2927916 37.14 2688 2268332 674536 7.55 266580 2279456 16 12:20:01 AM 4954096 7054660 2928336 37.15 2688 2268336 652268 7.30 266580 2279624 12 12:21:01 AM 4954352 7054928 2928080 37.15 2688 2268336 652268 7.30 266580 2279576 4 12:22:01 AM 5063892 6979332 2818540 35.76 2688 2088388 739016 8.27 309932 2147300 26276 Average: 5007909 7018762 2874523 36.47 2688 2181627 708810 7.94 257378 2248314 58831 12:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:15:01 AM eth0 93.90 78.34 1130.84 11.40 0.00 0.00 0.00 0.00 12:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:16:01 AM eth0 63.41 35.40 566.70 5.97 0.00 0.00 0.00 0.00 12:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:17:01 AM eth0 37.04 29.97 331.74 6.04 0.00 0.00 0.00 0.00 12:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:18:01 AM eth0 24.14 18.93 11.87 7.34 0.00 0.00 0.00 0.00 12:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:19:01 AM eth0 1.52 1.15 0.91 0.22 0.00 0.00 0.00 0.00 12:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 AM eth0 2.20 1.20 0.26 0.16 0.00 0.00 0.00 0.00 12:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:21:01 AM eth0 1.50 1.12 0.27 0.15 0.00 0.00 0.00 0.00 12:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:22:01 AM eth0 58.61 37.39 73.29 24.22 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 35.29 25.44 264.50 6.94 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) 02/22/2026 _x86_64_ (2 CPU) 00:13:06 LINUX RESTART (2 CPU) 12:14:01 AM CPU %user %nice %system %iowait %steal %idle 12:15:01 AM all 38.74 0.00 5.52 1.14 0.15 54.44 12:15:01 AM 0 51.08 0.00 6.59 1.28 0.17 40.88 12:15:01 AM 1 26.44 0.00 4.46 1.00 0.13 67.97 12:16:01 AM all 16.27 0.00 2.47 1.24 0.11 79.92 12:16:01 AM 0 17.77 0.00 2.54 1.42 0.10 78.17 12:16:01 AM 1 14.77 0.00 2.39 1.05 0.12 81.67 12:17:01 AM all 24.39 0.00 4.46 0.72 0.09 70.34 12:17:01 AM 0 23.14 0.00 4.62 0.48 0.08 71.67 12:17:01 AM 1 25.63 0.00 4.31 0.95 0.10 69.00 12:18:01 AM all 16.19 0.00 3.22 0.98 0.08 79.54 12:18:01 AM 0 17.19 0.00 3.45 1.42 0.08 77.86 12:18:01 AM 1 15.19 0.00 2.99 0.53 0.07 81.22 12:19:01 AM all 0.32 0.00 0.07 0.02 0.03 99.57 12:19:01 AM 0 0.10 0.00 0.08 0.03 0.05 99.73 12:19:01 AM 1 0.53 0.00 0.05 0.00 0.02 99.40 12:20:01 AM all 0.23 0.00 0.09 0.00 0.02 99.66 12:20:01 AM 0 0.10 0.00 0.10 0.00 0.02 99.78 12:20:01 AM 1 0.37 0.00 0.08 0.00 0.02 99.53 12:21:01 AM all 0.20 0.00 0.07 0.00 0.03 99.70 12:21:01 AM 0 0.10 0.00 0.07 0.00 0.03 99.80 12:21:01 AM 1 0.30 0.00 0.07 0.00 0.03 99.60 12:22:01 AM all 12.62 0.00 2.06 0.07 0.07 85.18 12:22:01 AM 0 15.21 0.00 2.34 0.08 0.07 82.30 12:22:01 AM 1 10.04 0.00 1.78 0.05 0.07 88.06 Average: all 13.63 0.00 2.25 0.52 0.07 83.53 Average: 0 15.59 0.00 2.48 0.59 0.08 81.27 Average: 1 11.67 0.00 2.02 0.45 0.07 85.80