---> uname -a: Linux prd-centos8-robot-2c-8g-6604.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 585 4922 19 2189 6812 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:37:51:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.147/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85858sec preferred_lft 85858sec inet6 fe80::f816:3eff:fe37:5193/64 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) 02/01/2026 _x86_64_ (2 CPU) 01:06:49 LINUX RESTART (2 CPU) 01:07:01 AM tps rtps wtps bread/s bwrtn/s 01:08:01 AM 226.71 154.38 72.33 14512.71 41518.76 01:09:01 AM 115.71 1.08 114.62 75.28 12225.35 01:10:01 AM 30.46 0.42 30.04 64.79 2610.36 01:11:01 AM 82.77 9.41 73.36 1681.84 8132.21 01:12:01 AM 13.66 0.05 13.61 4.80 1189.09 01:13:01 AM 2.17 0.03 2.13 1.07 122.29 01:14:01 AM 0.37 0.00 0.37 0.00 5.53 01:15:01 AM 14.90 0.32 14.58 36.92 595.42 Average: 60.85 20.71 40.13 2047.18 8300.33 01:07:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:08:01 AM 5302752 6993312 2579680 32.73 2688 1876756 776848 8.70 221724 2050692 204700 01:09:01 AM 5158268 7001320 2724164 34.56 2688 2019224 695412 7.79 198988 2171484 40776 01:10:01 AM 5135464 7040888 2746968 34.85 2688 2078100 672208 7.53 228524 2156744 55292 01:11:01 AM 4937552 7049928 2944880 37.36 2688 2278548 634988 7.11 266596 2290296 26052 01:12:01 AM 4890480 7003104 2991952 37.96 2688 2278992 689960 7.73 267068 2336732 300 01:13:01 AM 4885108 6998952 2997324 38.03 2688 2280220 710544 7.96 267068 2341716 4 01:14:01 AM 4871080 6984940 3011352 38.20 2688 2280236 726576 8.14 267068 2356012 4 01:15:01 AM 5053296 6984424 2829136 35.89 2688 2102752 723988 8.11 311276 2152472 29300 Average: 5029250 7007108 2853182 36.20 2688 2149354 703816 7.88 253539 2232018 44554 01:07:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 AM eth0 349.88 211.13 1752.07 60.00 0.00 0.00 0.00 0.00 01:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 AM eth0 89.19 67.75 878.45 9.85 0.00 0.00 0.00 0.00 01:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:01 AM eth0 19.20 14.95 24.61 5.31 0.00 0.00 0.00 0.00 01:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:11:01 AM eth0 244.42 214.71 363.14 50.43 0.00 0.00 0.00 0.00 01:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:12:01 AM eth0 18.09 9.65 4.69 1.16 0.00 0.00 0.00 0.00 01:13:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 AM eth0 267.74 266.69 69.63 110.83 0.00 0.00 0.00 0.00 01:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 AM eth0 224.88 224.13 203.29 82.15 0.00 0.00 0.00 0.00 01:15:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:15:01 AM eth0 89.24 64.43 126.46 31.10 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 162.83 134.18 427.83 43.85 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) 02/01/2026 _x86_64_ (2 CPU) 01:06:49 LINUX RESTART (2 CPU) 01:07:01 AM CPU %user %nice %system %iowait %steal %idle 01:08:01 AM all 53.78 0.06 10.87 3.65 0.10 31.54 01:08:01 AM 0 52.02 0.05 9.71 3.13 0.10 35.00 01:08:01 AM 1 55.56 0.07 12.04 4.16 0.10 28.07 01:09:01 AM all 27.83 0.00 4.50 0.99 0.08 66.60 01:09:01 AM 0 24.30 0.00 3.76 1.13 0.08 70.71 01:09:01 AM 1 31.35 0.00 5.24 0.85 0.08 62.47 01:10:01 AM all 20.81 0.00 3.36 0.25 0.08 75.50 01:10:01 AM 0 33.70 0.00 4.13 0.28 0.08 61.80 01:10:01 AM 1 7.93 0.00 2.58 0.22 0.08 89.19 01:11:01 AM all 26.27 0.00 5.07 0.73 0.09 67.82 01:11:01 AM 0 32.98 0.00 5.48 0.64 0.08 60.82 01:11:01 AM 1 19.59 0.00 4.67 0.83 0.10 74.81 01:12:01 AM all 1.64 0.00 0.38 0.16 0.04 97.78 01:12:01 AM 0 1.62 0.00 0.33 0.08 0.03 97.93 01:12:01 AM 1 1.66 0.00 0.42 0.24 0.05 97.63 01:13:01 AM all 20.31 0.00 0.53 0.01 0.08 79.07 01:13:01 AM 0 38.64 0.00 0.70 0.00 0.08 60.57 01:13:01 AM 1 2.04 0.00 0.35 0.02 0.08 97.51 01:14:01 AM all 24.93 0.00 0.48 0.00 0.09 74.50 01:14:01 AM 0 48.89 0.00 0.72 0.00 0.08 50.30 01:14:01 AM 1 1.02 0.00 0.23 0.00 0.10 98.65 01:15:01 AM all 17.17 0.00 2.24 0.06 0.09 80.43 01:15:01 AM 0 21.94 0.00 2.12 0.08 0.10 75.75 01:15:01 AM 1 12.38 0.00 2.37 0.03 0.08 85.13 Average: all 24.09 0.01 3.43 0.73 0.08 71.66 Average: 0 31.74 0.01 3.37 0.67 0.08 64.13 Average: 1 16.43 0.01 3.49 0.79 0.09 79.20