---> uname -a: Linux prd-centos8-robot-2c-8g-25813.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 575 4943 19 2177 6823 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:c9:8a:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.140/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85870sec preferred_lft 85870sec inet6 fe80::f816:3eff:fec9:8abd/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) 01/12/2026 _x86_64_ (2 CPU) 03:02:49 LINUX RESTART (2 CPU) 03:03:01 AM tps rtps wtps bread/s bwrtn/s 03:04:01 AM 213.53 154.97 58.55 14736.18 40403.88 03:05:01 AM 114.38 1.10 113.28 75.85 10948.23 03:06:01 AM 39.70 0.42 39.29 64.78 4191.40 03:07:01 AM 67.21 6.90 60.31 1286.05 3957.26 03:08:01 AM 31.44 0.03 31.41 3.47 6330.38 03:09:01 AM 5.28 0.07 5.22 4.93 216.16 03:10:01 AM 0.68 0.03 0.65 1.87 108.91 03:11:01 AM 25.46 0.63 24.83 73.18 1147.57 Average: 62.21 20.52 41.69 2031.19 8413.89 03:03:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:01 AM 5507460 7050028 2374972 30.13 2688 1734836 694012 7.77 186432 1905396 88360 03:05:01 AM 5171116 7013664 2711316 34.40 2688 2017928 703748 7.88 198968 2161260 104344 03:06:01 AM 5247024 7091284 2635408 33.43 2688 2019876 634216 7.10 219596 2066220 10748 03:07:01 AM 4894588 6997092 2987844 37.91 2688 2269604 692992 7.76 256328 2352568 181232 03:08:01 AM 4964144 7063076 2918288 37.02 2688 2266104 626044 7.01 261112 2272328 4 03:09:01 AM 4919420 7019772 2963012 37.59 2688 2267524 680436 7.62 261588 2316620 352 03:10:01 AM 4958924 7063140 2923508 37.09 2688 2271388 625624 7.01 262072 2276936 1208 03:11:01 AM 5101240 7030336 2781192 35.28 2688 2102592 677892 7.59 465372 1958264 32292 Average: 5095490 7041049 2786942 35.36 2688 2118732 666870 7.47 263934 2163699 52318 03:03:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 AM eth0 324.49 199.62 1453.26 61.56 0.00 0.00 0.00 0.00 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 115.15 87.00 1150.43 11.61 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 10.81 7.36 5.02 3.20 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 45.26 40.38 342.72 9.92 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 175.19 126.08 35.43 33.66 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 32.41 24.70 10.57 5.29 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 22.04 21.13 6.09 5.07 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 55.41 39.99 90.29 29.19 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 97.60 68.28 386.75 19.94 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) 01/12/2026 _x86_64_ (2 CPU) 03:02:49 LINUX RESTART (2 CPU) 03:03:01 AM CPU %user %nice %system %iowait %steal %idle 03:04:01 AM all 48.04 0.07 10.33 9.47 0.09 32.00 03:04:01 AM 0 49.38 0.08 10.53 9.76 0.10 30.14 03:04:01 AM 1 46.70 0.05 10.13 9.18 0.08 33.86 03:05:01 AM all 36.29 0.00 5.42 1.35 0.11 56.83 03:05:01 AM 0 20.56 0.00 4.39 1.59 0.10 73.36 03:05:01 AM 1 52.09 0.00 6.46 1.10 0.12 40.24 03:06:01 AM all 13.34 0.00 1.79 0.43 0.06 84.38 03:06:01 AM 0 6.61 0.00 1.27 0.33 0.05 91.73 03:06:01 AM 1 20.05 0.00 2.30 0.53 0.07 77.04 03:07:01 AM all 39.23 0.00 6.55 0.55 0.14 53.53 03:07:01 AM 0 30.06 0.00 5.65 0.62 0.15 63.53 03:07:01 AM 1 48.42 0.00 7.46 0.48 0.13 43.50 03:08:01 AM all 2.36 0.00 0.94 0.57 0.03 96.10 03:08:01 AM 0 3.92 0.00 0.89 0.62 0.03 94.54 03:08:01 AM 1 0.80 0.00 0.99 0.52 0.03 97.66 03:09:01 AM all 8.47 0.00 0.77 0.02 0.05 90.69 03:09:01 AM 0 3.23 0.00 0.27 0.03 0.05 96.42 03:09:01 AM 1 13.71 0.00 1.27 0.00 0.05 84.97 03:10:01 AM all 13.72 0.00 0.80 0.00 0.06 85.42 03:10:01 AM 0 4.50 0.00 0.65 0.00 0.05 94.80 03:10:01 AM 1 22.94 0.00 0.95 0.00 0.07 76.04 03:11:01 AM all 28.30 0.00 3.82 0.12 0.12 67.64 03:11:01 AM 0 22.67 0.00 3.46 0.13 0.10 73.63 03:11:01 AM 1 33.93 0.00 4.19 0.10 0.13 61.65 Average: all 23.72 0.01 3.80 1.56 0.08 70.82 Average: 0 17.62 0.01 3.39 1.63 0.08 77.28 Average: 1 29.83 0.01 4.22 1.49 0.09 64.37