---> uname -a: Linux prd-centos8-robot-2c-8g-12158.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 566 4948 19 2183 6832 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:95:25:ef brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.8/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85836sec preferred_lft 85836sec inet6 fe80::f816:3eff:fe95:25ef/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) 12/10/2025 _x86_64_ (2 CPU) 03:42:01 LINUX RESTART (2 CPU) 03:43:01 AM tps rtps wtps bread/s bwrtn/s 03:44:01 AM 86.85 6.33 80.52 1096.08 6562.67 03:45:01 AM 76.47 0.92 75.56 65.84 9768.04 03:46:01 AM 31.93 0.42 31.51 64.79 2595.35 03:47:01 AM 86.24 6.96 79.27 1292.77 8780.41 03:48:01 AM 12.83 0.00 12.83 0.00 1145.68 03:49:01 AM 4.18 0.22 3.97 11.73 166.22 03:50:01 AM 3.70 0.22 3.48 6.13 252.50 03:51:01 AM 29.12 0.45 28.67 68.91 1443.29 Average: 41.42 1.94 39.48 325.79 3839.37 03:43:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:44:01 AM 5339404 7068380 2543024 32.26 2688 1911164 679444 7.61 187112 2033360 187156 03:45:01 AM 5236656 7082588 2645772 33.57 2688 2021412 653952 7.32 207000 2082252 42028 03:46:01 AM 5152136 7062576 2730292 34.64 2688 2082636 675516 7.56 228156 2141532 57604 03:47:01 AM 4973868 7074948 2908560 36.90 2688 2267300 628476 7.04 260780 2261352 27004 03:48:01 AM 4974320 7075160 2908108 36.89 2688 2267300 628476 7.04 260780 2261440 4 03:49:01 AM 4927576 7030188 2954852 37.49 2688 2269080 692900 7.76 261044 2307700 504 03:50:01 AM 5150116 7074560 2732312 34.66 2688 2092324 630992 7.07 256932 2090584 3260 03:51:01 AM 5061832 6986648 2820596 35.78 2688 2097272 733352 8.21 462700 1997516 11204 Average: 5101988 7056881 2780440 35.27 2688 2126061 665388 7.45 265563 2146967 41096 03:43:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:44:01 AM eth0 140.33 110.78 1319.56 21.76 0.00 0.00 0.00 0.00 03:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:45:01 AM eth0 64.41 44.29 601.10 7.37 0.00 0.00 0.00 0.00 03:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:46:01 AM eth0 16.30 13.16 23.26 4.58 0.00 0.00 0.00 0.00 03:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:47:01 AM eth0 151.05 120.11 352.26 39.82 0.00 0.00 0.00 0.00 03:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:48:01 AM eth0 1.90 0.93 0.38 0.52 0.00 0.00 0.00 0.00 03:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:49:01 AM eth0 36.04 28.35 11.35 4.83 0.00 0.00 0.00 0.00 03:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:50:01 AM eth0 46.68 33.36 51.34 9.67 0.00 0.00 0.00 0.00 03:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:51:01 AM eth0 31.02 24.38 45.24 24.96 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 60.97 46.92 300.56 14.19 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) 12/10/2025 _x86_64_ (2 CPU) 03:42:01 LINUX RESTART (2 CPU) 03:43:01 AM CPU %user %nice %system %iowait %steal %idle 03:44:01 AM all 31.84 0.00 4.95 2.69 0.10 60.41 03:44:01 AM 0 43.91 0.00 6.14 3.64 0.10 46.21 03:44:01 AM 1 19.79 0.00 3.77 1.75 0.10 74.60 03:45:01 AM all 22.15 0.00 3.40 2.22 0.08 72.15 03:45:01 AM 0 37.44 0.00 4.43 1.97 0.08 56.08 03:45:01 AM 1 6.85 0.00 2.37 2.47 0.08 88.22 03:46:01 AM all 22.46 0.00 3.00 1.63 0.07 72.84 03:46:01 AM 0 28.11 0.00 3.42 2.23 0.07 66.18 03:46:01 AM 1 16.82 0.00 2.58 1.03 0.07 79.50 03:47:01 AM all 27.77 0.00 5.24 3.57 0.10 63.31 03:47:01 AM 0 30.09 0.00 5.74 4.51 0.10 59.56 03:47:01 AM 1 25.45 0.00 4.74 2.64 0.10 67.07 03:48:01 AM all 0.08 0.00 0.13 0.16 0.03 99.61 03:48:01 AM 0 0.08 0.00 0.20 0.32 0.02 99.38 03:48:01 AM 1 0.07 0.00 0.07 0.00 0.03 99.83 03:49:01 AM all 9.38 0.00 1.01 0.03 0.06 89.52 03:49:01 AM 0 8.52 0.00 0.84 0.00 0.05 90.59 03:49:01 AM 1 10.25 0.00 1.19 0.05 0.07 88.45 03:50:01 AM all 11.42 0.00 1.12 0.03 0.05 87.39 03:50:01 AM 0 4.29 0.00 0.80 0.02 0.05 94.84 03:50:01 AM 1 18.56 0.00 1.44 0.03 0.05 79.92 03:51:01 AM all 31.10 0.00 3.37 0.25 0.08 65.20 03:51:01 AM 0 34.50 0.00 4.04 0.37 0.08 61.01 03:51:01 AM 1 27.70 0.00 2.70 0.13 0.08 69.38 Average: all 19.53 0.00 2.78 1.32 0.07 76.29 Average: 0 23.37 0.00 3.20 1.63 0.07 71.73 Average: 1 15.69 0.00 2.36 1.01 0.07 80.86