---> uname -a: Linux prd-centos8-robot-2c-8g-8861.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 578 4934 19 2184 6820 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:09:2d:f2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.47/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85936sec preferred_lft 85936sec inet6 fe80::f816:3eff:fe09:2df2/64 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) 02/09/2026 _x86_64_ (2 CPU) 03:13:37 LINUX RESTART (2 CPU) 03:14:01 AM tps rtps wtps bread/s bwrtn/s 03:15:01 AM 136.45 80.92 55.53 9306.23 38972.18 03:16:01 AM 118.18 0.07 118.11 1.87 11714.93 03:17:01 AM 39.68 1.40 38.28 135.98 4472.95 03:18:01 AM 70.33 9.41 60.91 1680.64 3817.03 03:19:01 AM 35.94 0.03 35.91 3.47 6395.48 03:20:00 AM 4.33 0.07 4.26 5.87 170.43 03:20:01 AM 0.00 0.00 0.00 0.00 0.00 03:21:01 AM 31.01 0.64 30.37 74.43 1380.48 Average: 62.34 13.25 49.08 1604.94 9579.85 03:14:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:15:01 AM 5566476 7091192 2315956 29.38 2688 1717532 694508 7.78 185396 1848344 89308 03:16:01 AM 5071876 6955288 2810556 35.66 2688 2059772 767752 8.60 192212 2270208 144028 03:17:01 AM 5247564 7092284 2634868 33.43 2688 2020468 635172 7.11 219136 2066276 9028 03:18:01 AM 4926112 7036824 2956320 37.51 2688 2277044 652824 7.31 260424 2315764 175684 03:19:01 AM 4951740 7062460 2930692 37.18 2688 2277360 626828 7.02 266276 2278640 8 03:20:00 AM 4847172 6958588 3035260 38.51 2688 2278056 749104 8.39 266608 2382944 20 03:20:01 AM 4854252 6965712 3028180 38.42 2688 2278092 749104 8.39 266608 2375228 68 03:21:01 AM 5049884 6977384 2832548 35.93 2688 2099612 725028 8.12 467284 2005536 11092 Average: 5064384 7017466 2818048 35.75 2688 2125992 700040 7.84 265493 2192868 53654 03:14:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:01 AM eth0 237.97 153.38 1222.85 54.63 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 120.73 93.59 1316.16 12.18 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 17.55 8.40 7.19 3.56 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 50.97 43.10 343.57 17.96 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 199.17 145.89 39.74 31.95 0.00 0.00 0.00 0.00 03:20:00 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:00 AM eth0 139.64 125.71 1643.53 9.43 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 7.30 10.22 1.42 1.91 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 65.34 44.42 88.50 26.43 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 118.46 87.51 661.99 22.27 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) 02/09/2026 _x86_64_ (2 CPU) 03:13:37 LINUX RESTART (2 CPU) 03:14:01 AM CPU %user %nice %system %iowait %steal %idle 03:15:01 AM all 32.90 0.05 8.15 19.24 0.10 39.55 03:15:01 AM 0 33.86 0.05 9.41 19.72 0.12 36.84 03:15:01 AM 1 31.94 0.05 6.89 18.77 0.08 42.27 03:16:01 AM all 31.99 0.00 4.92 9.49 0.16 53.43 03:16:01 AM 0 38.59 0.00 5.72 9.64 0.15 45.90 03:16:01 AM 1 25.40 0.00 4.12 9.35 0.17 60.97 03:17:01 AM all 13.71 0.00 2.09 1.59 0.07 82.54 03:17:01 AM 0 18.14 0.00 2.65 1.89 0.07 77.25 03:17:01 AM 1 9.27 0.00 1.53 1.30 0.07 87.83 03:18:01 AM all 32.18 0.00 6.07 1.07 0.10 60.58 03:18:01 AM 0 30.76 0.00 5.90 1.31 0.10 61.92 03:18:01 AM 1 33.59 0.00 6.25 0.82 0.10 59.24 03:19:01 AM all 4.76 0.00 1.11 1.33 0.05 92.75 03:19:01 AM 0 5.35 0.00 1.17 1.47 0.05 91.96 03:19:01 AM 1 4.16 0.00 1.05 1.19 0.05 93.54 03:20:00 AM all 5.60 0.00 0.65 0.01 0.08 93.66 03:20:00 AM 0 10.08 0.00 1.04 0.02 0.07 88.79 03:20:00 AM 1 1.16 0.00 0.27 0.00 0.09 98.48 03:20:01 AM all 6.18 0.00 0.73 0.00 0.36 92.73 03:20:01 AM 0 10.87 0.00 0.72 0.00 0.72 87.68 03:20:01 AM 1 1.46 0.00 0.73 0.00 0.00 97.81 03:21:01 AM all 27.19 0.00 3.92 0.14 0.08 68.67 03:21:01 AM 0 33.80 0.00 4.07 0.20 0.08 61.84 03:21:01 AM 1 20.57 0.00 3.76 0.08 0.08 75.50 Average: all 21.19 0.01 3.85 4.69 0.09 70.18 Average: 0 24.37 0.01 4.28 4.89 0.09 66.35 Average: 1 18.00 0.01 3.41 4.49 0.09 74.00