---> uname -a: Linux prd-centos8-robot-2c-8g-6423.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 611 4894 19 2191 6787 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:a7:91:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.39/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85773sec preferred_lft 85773sec inet6 fe80::f816:3eff:fea7:9103/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-6423.novalocal) 02/01/2026 _x86_64_ (2 CPU) 12:00:01 AM tps rtps wtps bread/s bwrtn/s 12:01:01 AM 77.37 9.44 67.92 1681.55 4530.66 12:02:01 AM 26.30 0.05 26.25 1.60 5867.13 12:03:01 AM 2.17 0.10 2.07 6.80 103.87 12:04:01 AM 0.35 0.00 0.35 0.00 23.80 12:05:01 AM 0.25 0.00 0.25 0.00 9.25 12:06:01 AM 0.23 0.00 0.23 0.00 14.86 12:07:01 AM 33.28 0.62 32.66 73.05 1550.69 Average: 20.00 1.46 18.54 251.93 1728.88 12:00:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:01:01 AM 4923192 7038424 2959240 37.54 2688 2281444 668656 7.49 268588 2308884 166180 12:02:01 AM 4915456 7030636 2966976 37.64 2688 2281516 668656 7.49 268732 2310104 8 12:03:01 AM 4867592 6984132 3014840 38.25 2688 2282876 733912 8.22 269612 2356996 256 12:04:01 AM 4866472 6983336 3015960 38.26 2688 2283200 733912 8.22 269612 2358056 32 12:05:01 AM 4865512 6982700 3016920 38.27 2688 2283528 749412 8.39 269612 2359216 164 12:06:01 AM 4913256 7031644 2969176 37.67 2688 2284724 665656 7.45 270164 2311380 988 12:07:01 AM 5108508 7042032 2773924 35.19 2688 2105968 696284 7.80 471172 1942176 10812 Average: 4922855 7013272 2959577 37.55 2688 2257608 702355 7.86 298213 2278116 25491 12:00:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:01:01 AM eth0 232.01 170.85 378.71 43.59 0.00 0.00 0.00 0.00 12:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:02:01 AM eth0 7.23 4.36 1.69 1.33 0.00 0.00 0.00 0.00 12:03:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:03:01 AM eth0 30.96 21.46 8.71 4.50 0.00 0.00 0.00 0.00 12:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:04:01 AM eth0 1.58 0.60 0.40 0.27 0.00 0.00 0.00 0.00 12:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:05:01 AM eth0 1.32 0.50 0.15 0.08 0.00 0.00 0.00 0.00 12:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:06:01 AM eth0 17.09 9.18 4.58 1.08 0.00 0.00 0.00 0.00 12:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:07:01 AM eth0 47.96 34.61 84.51 31.50 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 48.32 34.52 68.41 11.77 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-553.5.1.el8.x86_64 (prd-centos8-robot-2c-8g-6423.novalocal) 02/01/2026 _x86_64_ (2 CPU) 12:00:01 AM CPU %user %nice %system %iowait %steal %idle 12:01:01 AM all 37.22 0.03 7.27 0.86 0.12 54.49 12:01:01 AM 0 55.38 0.00 8.43 1.19 0.13 34.87 12:01:01 AM 1 19.11 0.07 6.12 0.53 0.12 74.05 12:02:01 AM all 0.14 0.00 0.38 0.53 0.06 98.89 12:02:01 AM 0 0.18 0.00 0.53 0.88 0.03 98.36 12:02:01 AM 1 0.10 0.00 0.23 0.17 0.08 99.42 12:03:01 AM all 5.50 0.00 0.46 0.02 0.10 93.91 12:03:01 AM 0 4.75 0.00 0.35 0.03 0.10 94.77 12:03:01 AM 1 6.28 0.00 0.58 0.00 0.10 93.04 12:04:01 AM all 1.54 0.00 0.13 0.00 0.13 98.21 12:04:01 AM 0 1.07 0.00 0.12 0.00 0.12 98.70 12:04:01 AM 1 2.02 0.00 0.13 0.00 0.13 97.71 12:05:01 AM all 1.46 0.00 0.11 0.00 0.11 98.32 12:05:01 AM 0 1.04 0.00 0.10 0.00 0.08 98.78 12:05:01 AM 1 1.89 0.00 0.12 0.00 0.13 97.86 12:06:01 AM all 1.95 0.00 0.19 0.00 0.12 97.75 12:06:01 AM 0 0.77 0.00 0.23 0.00 0.08 98.91 12:06:01 AM 1 3.12 0.00 0.15 0.00 0.15 96.58 12:07:01 AM all 29.15 0.00 4.03 0.15 0.11 66.56 12:07:01 AM 0 35.11 0.00 4.28 0.17 0.12 60.33 12:07:01 AM 1 23.21 0.00 3.78 0.13 0.10 72.78 Average: all 11.01 0.00 1.80 0.22 0.11 86.85 Average: 0 14.04 0.00 2.01 0.32 0.10 83.53 Average: 1 7.98 0.01 1.60 0.12 0.12 90.18