---> uname -a: Linux prd-centos8-robot-2c-8g-6880.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 593 4928 19 2175 6804 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:14:fb:47 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.22/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85931sec preferred_lft 85931sec inet6 fe80::f816:3eff:fe14:fb47/64 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) 02/02/2026 _x86_64_ (2 CPU) 00:38:21 LINUX RESTART (2 CPU) 12:39:02 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 87.00 8.71 78.30 2974.86 7372.98 12:41:01 AM 84.31 1.08 83.22 75.31 11191.04 12:42:01 AM 16.31 0.35 15.96 61.19 533.76 12:43:01 AM 43.45 6.78 36.67 1249.32 2293.45 12:44:01 AM 56.53 0.22 56.31 43.59 7886.19 12:45:01 AM 6.70 0.38 6.31 41.85 259.10 12:46:01 AM 36.74 0.52 36.22 63.85 1478.49 Average: 47.20 2.56 44.64 638.73 4423.79 12:39:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 5300244 7030072 2582180 32.76 2688 1912240 723232 8.10 187244 2070436 185660 12:41:01 AM 5149908 6995196 2732516 34.67 2688 2021680 722128 8.09 198944 2180332 4 12:42:01 AM 5226676 7074000 2655748 33.69 2688 2023496 626740 7.02 219236 2084832 9572 12:43:01 AM 4947864 7046788 2934560 37.23 2688 2264708 633580 7.09 256312 2291100 182576 12:44:01 AM 4941504 7044344 2940920 37.31 2688 2269212 634752 7.11 261172 2290236 8 12:45:01 AM 5087520 7007716 2794904 35.46 2688 2090588 684416 7.66 258340 2167792 13324 12:46:01 AM 5135868 7056688 2746556 34.84 2688 2093368 641212 7.18 463604 1921056 26032 Average: 5112798 7036401 2769626 35.14 2688 2096470 666580 7.46 263550 2143683 59597 12:39:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 212.88 148.86 1588.48 47.35 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 68.38 45.62 631.65 6.85 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 11.90 6.15 5.23 3.08 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 39.39 33.31 336.76 7.31 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 179.37 135.60 43.43 41.71 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 53.40 33.76 76.12 17.40 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 18.96 16.59 15.04 8.76 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 83.16 59.77 382.38 18.86 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) 02/02/2026 _x86_64_ (2 CPU) 00:38:21 LINUX RESTART (2 CPU) 12:39:02 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 37.44 0.00 6.02 1.46 0.12 54.97 12:40:01 AM 0 41.82 0.00 7.08 1.26 0.12 49.72 12:40:01 AM 1 33.04 0.00 4.95 1.67 0.12 60.21 12:41:01 AM all 18.51 0.00 3.15 1.64 0.10 76.60 12:41:01 AM 0 27.60 0.00 3.88 1.52 0.08 66.92 12:41:01 AM 1 9.44 0.00 2.42 1.77 0.12 86.26 12:42:01 AM all 10.53 0.00 1.32 0.09 0.07 87.99 12:42:01 AM 0 15.07 0.00 1.37 0.12 0.07 83.38 12:42:01 AM 1 5.99 0.00 1.27 0.07 0.07 92.60 12:43:01 AM all 23.97 0.00 4.57 0.68 0.11 70.67 12:43:01 AM 0 30.31 0.00 4.71 0.79 0.12 64.07 12:43:01 AM 1 17.65 0.00 4.44 0.57 0.10 77.25 12:44:01 AM all 13.00 0.00 2.60 0.69 0.07 83.64 12:44:01 AM 0 14.08 0.00 2.94 0.82 0.07 82.09 12:44:01 AM 1 11.92 0.00 2.25 0.57 0.07 85.19 12:45:01 AM all 5.55 0.00 1.40 0.03 0.06 92.95 12:45:01 AM 0 8.58 0.00 1.56 0.05 0.07 89.75 12:45:01 AM 1 2.52 0.00 1.25 0.02 0.05 96.15 12:46:01 AM all 30.55 0.00 3.91 0.15 0.11 65.29 12:46:01 AM 0 41.50 0.00 4.09 0.20 0.12 54.09 12:46:01 AM 1 19.60 0.00 3.72 0.10 0.10 76.48 Average: all 19.89 0.00 3.27 0.68 0.09 76.07 Average: 0 25.53 0.00 3.65 0.68 0.09 70.05 Average: 1 14.26 0.00 2.90 0.68 0.09 82.08