---> uname -a: Linux prd-centos8-robot-2c-8g-19217.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 571 4920 19 2205 6827 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:63:c0:ab brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.186/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85915sec preferred_lft 85915sec inet6 fe80::f816:3eff:fe63:c0ab/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) 02/20/2026 _x86_64_ (2 CPU) 03:34:45 LINUX RESTART (2 CPU) 03:35:01 AM tps rtps wtps bread/s bwrtn/s 03:36:01 AM 190.27 147.85 42.42 14268.06 37544.00 03:37:01 AM 104.18 1.17 103.02 94.10 9899.72 03:38:01 AM 57.37 1.02 56.36 73.45 7383.67 03:39:01 AM 26.17 0.42 25.76 64.78 1507.33 03:40:01 AM 77.54 6.93 70.61 1289.09 8436.60 03:41:01 AM 6.75 0.05 6.70 4.80 507.85 03:42:01 AM 18.04 0.33 17.71 37.05 1232.12 Average: 68.62 22.54 46.08 2261.70 9501.85 03:35:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:36:01 AM 5672956 7109916 2209476 28.03 2688 1633968 674320 7.55 170172 1769276 46492 03:37:01 AM 5137508 7011464 2744924 34.82 2688 2051036 703856 7.88 191112 2212460 228400 03:38:01 AM 5193868 7034928 2688564 34.11 2688 2017292 698828 7.82 209936 2129164 9956 03:39:01 AM 5120956 7045328 2761476 35.03 2688 2095900 667016 7.47 229224 2168628 71492 03:40:01 AM 4972528 7068952 2909904 36.92 2688 2263384 644212 7.21 261492 2264220 9088 03:41:01 AM 4939480 7036160 2942952 37.34 2688 2263668 677508 7.59 261824 2296692 140 03:42:01 AM 5053900 7001848 2828532 35.88 2688 2120284 706976 7.92 321420 2145784 45684 Average: 5155885 7044085 2726547 34.59 2688 2063647 681817 7.63 235026 2140889 58750 03:35:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:36:01 AM eth0 253.62 151.40 921.92 55.45 0.00 0.00 0.00 0.00 03:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:37:01 AM eth0 153.67 119.04 1699.80 14.61 0.00 0.00 0.00 0.00 03:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:38:01 AM eth0 10.63 4.80 4.42 2.13 0.00 0.00 0.00 0.00 03:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:39:01 AM eth0 22.44 20.28 93.53 5.59 0.00 0.00 0.00 0.00 03:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:40:01 AM eth0 234.28 166.90 292.17 44.60 0.00 0.00 0.00 0.00 03:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:41:01 AM eth0 24.25 17.46 5.34 1.50 0.00 0.00 0.00 0.00 03:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:42:01 AM eth0 117.73 80.66 416.74 53.40 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 116.67 80.08 490.58 25.33 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) 02/20/2026 _x86_64_ (2 CPU) 03:34:45 LINUX RESTART (2 CPU) 03:35:01 AM CPU %user %nice %system %iowait %steal %idle 03:36:01 AM all 31.99 0.07 9.77 33.14 0.83 24.20 03:36:01 AM 0 32.34 0.07 11.13 31.03 1.52 23.91 03:36:01 AM 1 31.63 0.07 8.39 35.28 0.12 24.50 03:37:01 AM all 37.94 0.00 5.46 1.53 0.13 54.95 03:37:01 AM 0 49.02 0.00 6.56 1.40 0.13 42.89 03:37:01 AM 1 26.87 0.00 4.36 1.65 0.12 67.00 03:38:01 AM all 10.92 0.00 1.91 1.08 0.05 86.04 03:38:01 AM 0 13.09 0.00 2.12 1.03 0.05 83.71 03:38:01 AM 1 8.76 0.00 1.70 1.12 0.05 88.37 03:39:01 AM all 20.23 0.00 2.93 2.03 0.08 74.72 03:39:01 AM 0 26.85 0.00 3.27 1.95 0.10 67.83 03:39:01 AM 1 13.61 0.00 2.58 2.12 0.07 81.62 03:40:01 AM all 23.38 0.00 4.73 1.60 0.08 70.20 03:40:01 AM 0 32.54 0.00 5.43 1.45 0.08 60.48 03:40:01 AM 1 14.24 0.00 4.02 1.75 0.08 79.90 03:41:01 AM all 1.35 0.00 0.24 0.35 0.03 98.02 03:41:01 AM 0 0.80 0.00 0.15 0.05 0.05 98.95 03:41:01 AM 1 1.90 0.00 0.34 0.66 0.02 97.09 03:42:01 AM all 19.26 0.00 2.31 0.13 0.08 78.22 03:42:01 AM 0 28.17 0.00 2.71 0.14 0.08 68.90 03:42:01 AM 1 10.47 0.00 1.92 0.12 0.08 87.41 Average: all 20.66 0.01 3.87 5.50 0.18 69.78 Average: 0 26.09 0.01 4.44 5.14 0.28 64.03 Average: 1 15.24 0.01 3.29 5.86 0.08 75.52