---> uname -a: Linux prd-centos8-robot-2c-8g-22585.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: 2799.996 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 4914 19 2191 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:4e:ab:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.189/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85831sec preferred_lft 85831sec inet6 fe80::f816:3eff:fe4e:abd7/64 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) 02/27/2026 _x86_64_ (2 CPU) 00:31:28 LINUX RESTART (2 CPU) 12:32:01 AM tps rtps wtps bread/s bwrtn/s 12:33:01 AM 89.71 10.79 78.91 3419.09 7405.23 12:34:01 AM 83.69 1.12 82.57 75.85 11475.09 12:35:01 AM 37.45 7.10 30.36 1309.96 2062.68 12:36:01 AM 63.74 2.47 61.27 260.62 7980.49 12:37:01 AM 4.48 0.00 4.48 0.00 157.20 12:38:01 AM 0.25 0.00 0.25 0.00 3.10 12:39:01 AM 0.18 0.00 0.18 0.00 1.62 12:40:01 AM 16.11 0.37 15.74 41.72 568.46 Average: 36.95 2.73 34.22 638.50 3706.64 12:32:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:33:01 AM 5255680 7016696 2626744 33.32 2688 1942916 730156 8.18 191820 2111704 221112 12:34:01 AM 5116248 7000520 2766176 35.09 2688 2060864 721156 8.07 220772 2198348 36828 12:35:01 AM 4938652 6986896 2943772 37.35 2688 2218300 758576 8.49 278248 2297764 125596 12:36:01 AM 4935776 7053872 2946648 37.38 2688 2285168 638320 7.15 275060 2286972 32 12:37:01 AM 4936296 7054284 2946128 37.38 2688 2285168 638320 7.15 275060 2287320 4 12:38:01 AM 4936364 7054356 2946060 37.38 2688 2285172 638320 7.15 275060 2287168 4 12:39:01 AM 4936456 7054448 2945968 37.37 2688 2285172 638320 7.15 275060 2287004 4 12:40:01 AM 5045612 6979872 2836812 35.99 2688 2105304 722216 8.09 318420 2155272 26392 Average: 5012636 7025118 2869788 36.41 2688 2183508 685673 7.68 263688 2238944 51246 12:32:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:33:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:33:01 AM eth0 330.08 209.98 1853.36 62.10 0.00 0.00 0.00 0.00 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 69.62 52.22 642.74 9.15 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 43.24 33.47 333.26 7.02 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 20.81 17.76 12.15 7.13 0.00 0.00 0.00 0.00 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 2.03 1.07 0.49 0.32 0.00 0.00 0.00 0.00 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 1.67 1.10 0.34 0.20 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 1.78 1.37 0.24 0.19 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 37.07 29.27 71.72 27.32 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 63.30 43.29 364.33 14.18 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) 02/27/2026 _x86_64_ (2 CPU) 00:31:28 LINUX RESTART (2 CPU) 12:32:01 AM CPU %user %nice %system %iowait %steal %idle 12:33:01 AM all 41.15 0.00 6.59 1.00 0.10 51.16 12:33:01 AM 0 33.11 0.00 5.68 0.92 0.08 60.21 12:33:01 AM 1 49.20 0.00 7.49 1.08 0.12 42.11 12:34:01 AM all 22.23 0.00 3.64 2.91 0.09 71.14 12:34:01 AM 0 17.83 0.00 3.49 3.82 0.10 74.76 12:34:01 AM 1 26.62 0.00 3.79 2.00 0.08 67.51 12:35:01 AM all 24.14 0.00 4.02 0.55 0.08 71.20 12:35:01 AM 0 12.72 0.00 3.25 0.38 0.10 83.54 12:35:01 AM 1 35.58 0.00 4.80 0.72 0.07 58.84 12:36:01 AM all 17.50 0.00 3.15 0.58 0.06 78.72 12:36:01 AM 0 18.85 0.00 3.44 0.62 0.05 77.05 12:36:01 AM 1 16.15 0.00 2.85 0.53 0.07 80.40 12:37:01 AM all 0.34 0.00 0.07 0.02 0.04 99.53 12:37:01 AM 0 0.08 0.00 0.07 0.02 0.03 99.80 12:37:01 AM 1 0.60 0.00 0.07 0.02 0.05 99.27 12:38:01 AM all 0.33 0.00 0.06 0.00 0.03 99.59 12:38:01 AM 0 0.03 0.00 0.07 0.00 0.02 99.88 12:38:01 AM 1 0.62 0.00 0.05 0.00 0.03 99.30 12:39:01 AM all 0.34 0.00 0.06 0.00 0.04 99.56 12:39:01 AM 0 0.12 0.00 0.07 0.00 0.05 99.77 12:39:01 AM 1 0.57 0.00 0.05 0.00 0.03 99.35 12:40:01 AM all 13.20 0.00 2.01 0.05 0.05 84.69 12:40:01 AM 0 11.04 0.00 1.82 0.05 0.05 87.04 12:40:01 AM 1 15.36 0.00 2.20 0.05 0.05 82.34 Average: all 14.90 0.00 2.45 0.64 0.06 81.95 Average: 0 11.73 0.00 2.24 0.73 0.06 85.25 Average: 1 18.08 0.00 2.66 0.55 0.06 78.65