---> uname -a: Linux prd-centos8-robot-2c-8g-9646.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 8.3G 32G 21% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7697 620 4911 19 2166 6779 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:c3:b1:f1 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.64/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85855sec preferred_lft 85855sec inet6 fe80::f816:3eff:fec3:b1f1/64 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) 02/12/2026 _x86_64_ (2 CPU) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM tps rtps wtps bread/s bwrtn/s 03:05:01 AM 211.61 143.59 68.02 14241.95 40697.30 03:06:01 AM 115.91 1.08 114.83 75.31 12206.81 03:07:01 AM 33.38 0.42 32.96 64.79 2612.93 03:08:01 AM 77.61 6.93 70.68 1289.30 8080.91 03:09:01 AM 13.03 0.05 12.98 4.80 1152.48 03:10:01 AM 20.41 0.42 19.99 46.92 812.23 03:11:01 AM 34.45 0.43 34.02 53.97 1917.54 03:12:01 AM 5.60 0.00 5.60 0.00 194.82 Average: 64.00 19.12 44.89 1972.43 8460.21 03:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:05:01 AM 5325268 7006152 2557164 32.44 2688 1867504 758412 8.49 221400 2029504 199192 03:06:01 AM 5172012 7011404 2710420 34.39 2688 2015024 712140 7.97 199064 2155320 40200 03:07:01 AM 5123080 7023312 2759352 35.01 2688 2072952 710356 7.95 228388 2170348 54288 03:08:01 AM 4938484 7034192 2943948 37.35 2688 2261992 659160 7.38 261184 2293052 25472 03:09:01 AM 4899240 6995128 2983192 37.85 2688 2262384 722592 8.09 261512 2332996 252 03:10:01 AM 5030000 6940468 2852432 36.19 2688 2082836 770004 8.62 460776 2030480 23392 03:11:01 AM 5121784 7035500 2760648 35.02 2688 2086736 680952 7.62 463004 1936564 4 03:12:01 AM 5120036 7033396 2762396 35.04 2688 2086740 680952 7.62 463004 1940280 4 Average: 5091238 7009944 2791194 35.41 2688 2092021 711821 7.97 319792 2111068 42850 03:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 333.22 190.02 1664.86 60.18 0.00 0.00 0.00 0.00 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 88.84 67.61 879.58 10.57 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 19.13 13.76 25.44 5.06 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 202.23 153.93 354.47 38.97 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 16.78 6.91 4.37 0.98 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 52.33 36.27 78.94 21.89 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 10.88 8.93 8.74 4.55 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 1.42 0.10 0.11 0.01 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 90.61 59.70 377.10 17.78 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) 02/12/2026 _x86_64_ (2 CPU) 03:03:43 LINUX RESTART (2 CPU) 03:04:01 AM CPU %user %nice %system %iowait %steal %idle 03:05:01 AM all 43.15 0.06 10.90 2.44 0.12 43.34 03:05:01 AM 0 51.32 0.05 12.14 2.83 0.12 33.54 03:05:01 AM 1 34.99 0.07 9.66 2.06 0.12 53.11 03:06:01 AM all 28.79 0.00 4.43 0.96 0.10 65.73 03:06:01 AM 0 36.32 0.00 5.21 0.95 0.10 57.41 03:06:01 AM 1 21.27 0.00 3.65 0.97 0.10 74.02 03:07:01 AM all 21.62 0.00 3.07 0.28 0.08 74.95 03:07:01 AM 0 25.51 0.00 3.43 0.33 0.08 70.64 03:07:01 AM 1 17.73 0.00 2.72 0.23 0.07 79.25 03:08:01 AM all 26.65 0.00 5.16 0.83 0.08 67.28 03:08:01 AM 0 31.58 0.00 5.46 0.88 0.08 62.00 03:08:01 AM 1 21.72 0.00 4.85 0.78 0.08 72.56 03:09:01 AM all 1.11 0.00 0.24 0.09 0.05 98.50 03:09:01 AM 0 0.13 0.00 0.23 0.18 0.05 99.40 03:09:01 AM 1 2.09 0.00 0.25 0.00 0.05 97.61 03:10:01 AM all 18.97 0.00 2.85 0.09 0.08 78.01 03:10:01 AM 0 27.98 0.00 3.32 0.13 0.08 68.48 03:10:01 AM 1 9.94 0.00 2.37 0.05 0.08 87.55 03:11:01 AM all 16.62 0.00 2.33 0.08 0.07 80.92 03:11:01 AM 0 21.05 0.00 2.67 0.08 0.07 76.14 03:11:01 AM 1 12.18 0.00 1.99 0.07 0.07 85.70 03:12:01 AM all 0.35 0.00 0.06 0.03 0.03 99.53 03:12:01 AM 0 0.55 0.00 0.05 0.07 0.02 99.32 03:12:01 AM 1 0.15 0.00 0.07 0.00 0.03 99.75 Average: all 19.65 0.01 3.63 0.60 0.08 76.04 Average: 0 24.29 0.01 4.06 0.68 0.08 70.88 Average: 1 15.01 0.01 3.20 0.52 0.08 81.19