---> uname -a: Linux prd-centos8-robot-2c-8g-24094.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 588 4918 19 2190 6810 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:0b:60:1c brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.198/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85812sec preferred_lft 85812sec inet6 fe80::f816:3eff:fe0b:601c/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) 02/28/2026 _x86_64_ (2 CPU) 08:13:57 LINUX RESTART (2 CPU) 08:15:01 AM tps rtps wtps bread/s bwrtn/s 08:16:02 AM 117.83 0.32 117.51 14.53 11455.00 08:17:01 AM 37.32 1.07 36.25 75.24 5279.70 08:18:01 AM 62.75 7.10 55.65 1309.96 3183.07 08:19:01 AM 45.58 2.47 43.12 260.58 7052.68 08:20:01 AM 3.32 0.00 3.32 0.00 118.01 08:21:01 AM 0.17 0.00 0.17 0.00 1.35 08:22:01 AM 0.27 0.00 0.27 0.00 4.10 08:23:01 AM 16.49 0.37 16.13 41.72 580.69 Average: 35.46 1.42 34.05 213.05 3455.56 08:15:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:16:02 AM 5089612 6981260 2792820 35.43 2688 2068820 722248 8.09 191156 2257452 170172 08:17:01 AM 5180984 7038308 2701448 34.27 2688 2034104 660696 7.40 218040 2135000 9960 08:18:01 AM 4935252 7044356 2947180 37.39 2688 2275256 643788 7.21 264352 2300076 176640 08:19:01 AM 4969912 7087524 2912520 36.95 2688 2285324 595664 6.67 274708 2255040 4 08:20:01 AM 4969500 7087112 2912932 36.95 2688 2285324 590892 6.62 274708 2255356 4 08:21:01 AM 4969820 7087444 2912612 36.95 2688 2285328 590892 6.62 274708 2255196 4 08:22:01 AM 4970036 7087660 2912396 36.95 2688 2285328 590892 6.62 274708 2255092 4 08:23:01 AM 5052452 6984948 2829980 35.90 2688 2105256 697328 7.81 318024 2151612 25652 Average: 5017196 7049826 2865236 36.35 2688 2203092 636550 7.13 261300 2233103 47805 08:15:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:16:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:16:02 AM eth0 142.52 107.26 1539.41 14.10 0.00 0.00 0.00 0.00 08:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:17:01 AM eth0 13.32 4.46 4.82 1.96 0.00 0.00 0.00 0.00 08:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:18:01 AM eth0 41.60 37.05 335.13 8.65 0.00 0.00 0.00 0.00 08:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:19:01 AM eth0 20.48 16.53 10.72 7.18 0.00 0.00 0.00 0.00 08:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 AM eth0 1.23 0.80 0.24 0.19 0.00 0.00 0.00 0.00 08:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:21:01 AM eth0 1.60 1.00 0.20 0.14 0.00 0.00 0.00 0.00 08:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:22:01 AM eth0 1.48 1.25 0.38 0.17 0.00 0.00 0.00 0.00 08:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:23:01 AM eth0 37.94 26.37 70.34 23.98 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 32.56 24.38 245.67 7.06 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) 02/28/2026 _x86_64_ (2 CPU) 08:13:57 LINUX RESTART (2 CPU) 08:15:01 AM CPU %user %nice %system %iowait %steal %idle 08:16:02 AM all 36.57 0.00 5.52 2.75 0.12 55.05 08:16:02 AM 0 42.82 0.00 6.40 2.00 0.13 48.64 08:16:02 AM 1 30.32 0.00 4.63 3.50 0.10 61.45 08:17:01 AM all 9.22 0.00 1.76 0.80 0.06 88.15 08:17:01 AM 0 11.54 0.00 2.05 0.78 0.07 85.56 08:17:01 AM 1 6.91 0.00 1.48 0.81 0.05 90.75 08:18:01 AM all 31.79 0.00 5.47 0.48 0.10 62.17 08:18:01 AM 0 41.05 0.00 6.32 0.40 0.10 52.13 08:18:01 AM 1 22.54 0.00 4.61 0.55 0.10 72.19 08:19:01 AM all 10.99 0.00 2.11 1.07 0.05 85.78 08:19:01 AM 0 14.92 0.00 2.18 0.90 0.05 81.95 08:19:01 AM 1 7.06 0.00 2.04 1.23 0.05 89.62 08:20:01 AM all 0.34 0.00 0.08 0.02 0.03 99.54 08:20:01 AM 0 0.58 0.00 0.05 0.00 0.02 99.35 08:20:01 AM 1 0.10 0.00 0.10 0.03 0.03 99.73 08:21:01 AM all 0.32 0.00 0.07 0.00 0.03 99.58 08:21:01 AM 0 0.32 0.00 0.05 0.00 0.02 99.62 08:21:01 AM 1 0.32 0.00 0.08 0.00 0.05 99.55 08:22:01 AM all 0.32 0.00 0.06 0.00 0.04 99.58 08:22:01 AM 0 0.10 0.00 0.05 0.00 0.03 99.82 08:22:01 AM 1 0.53 0.00 0.07 0.00 0.05 99.35 08:23:01 AM all 13.13 0.00 2.00 0.07 0.05 84.75 08:23:01 AM 0 16.65 0.00 2.62 0.03 0.05 80.64 08:23:01 AM 1 9.60 0.00 1.39 0.10 0.05 88.86 Average: all 12.85 0.00 2.13 0.65 0.06 84.31 Average: 0 16.01 0.00 2.47 0.51 0.06 80.95 Average: 1 9.69 0.00 1.80 0.78 0.06 87.67