---> uname -a: Linux prd-centos8-robot-2c-8g-19787.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 586 4934 19 2176 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:f2:aa:b2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.203/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85887sec preferred_lft 85887sec inet6 fe80::f816:3eff:fef2:aab2/64 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) 02/22/2026 _x86_64_ (2 CPU) 01:06:54 LINUX RESTART (2 CPU) 01:08:01 AM tps rtps wtps bread/s bwrtn/s 01:09:01 AM 120.68 1.18 119.49 77.97 12253.75 01:10:01 AM 32.88 0.38 32.49 64.26 3953.59 01:11:01 AM 69.84 6.93 62.91 1286.37 3893.39 01:12:01 AM 30.42 0.03 30.39 3.47 6212.08 01:13:01 AM 4.47 0.07 4.40 4.93 177.87 01:14:01 AM 0.53 0.03 0.50 1.87 107.56 01:15:01 AM 32.16 0.63 31.52 73.18 1583.97 Average: 41.57 1.32 40.25 216.01 4026.12 01:08:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:09:01 AM 5167568 7007220 2714860 34.44 2688 2015884 700396 7.84 198572 2168200 100084 01:10:01 AM 5242896 7084164 2639532 33.49 2688 2017812 654236 7.33 219408 2074192 9004 01:11:01 AM 4887140 6981520 2995288 38.00 2688 2261204 710140 7.95 255420 2360924 174672 01:12:01 AM 4958912 7053100 2923516 37.09 2688 2261312 637320 7.14 261080 2279536 4 01:13:01 AM 4914400 7010008 2968028 37.65 2688 2262732 704188 7.88 261552 2323624 324 01:14:01 AM 4953908 7053412 2928520 37.15 2688 2266628 634636 7.11 262032 2284012 1224 01:15:01 AM 5077704 6996812 2804724 35.58 2688 2092088 701436 7.85 466304 1981652 10108 Average: 5028933 7026605 2853495 36.20 2688 2168237 677479 7.59 274910 2210306 42203 01:08:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 124.28 99.13 1340.13 12.81 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 11.60 7.62 5.07 3.35 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 46.45 40.69 342.15 9.97 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 193.87 136.90 38.39 34.84 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 31.11 24.13 10.44 4.08 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 23.33 22.39 6.72 5.37 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 56.08 39.54 91.17 29.83 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 69.53 52.92 262.02 14.32 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) 02/22/2026 _x86_64_ (2 CPU) 01:06:54 LINUX RESTART (2 CPU) 01:08:01 AM CPU %user %nice %system %iowait %steal %idle 01:09:01 AM all 34.90 0.00 5.27 1.31 0.10 58.42 01:09:01 AM 0 35.52 0.00 5.67 1.17 0.10 57.55 01:09:01 AM 1 34.29 0.00 4.88 1.45 0.10 59.28 01:10:01 AM all 10.52 0.00 1.63 1.00 0.06 86.79 01:10:01 AM 0 13.59 0.00 1.85 0.82 0.05 83.69 01:10:01 AM 1 7.45 0.00 1.40 1.18 0.07 89.90 01:11:01 AM all 35.57 0.00 6.36 0.69 0.09 57.29 01:11:01 AM 0 45.02 0.00 6.97 0.72 0.10 47.20 01:11:01 AM 1 26.13 0.00 5.75 0.66 0.08 67.37 01:12:01 AM all 1.79 0.00 0.83 1.19 0.04 96.15 01:12:01 AM 0 2.44 0.00 1.14 1.14 0.03 95.26 01:12:01 AM 1 1.14 0.00 0.52 1.25 0.05 97.04 01:13:01 AM all 8.14 0.00 0.80 0.03 0.07 90.95 01:13:01 AM 0 11.44 0.00 1.09 0.03 0.07 87.38 01:13:01 AM 1 4.85 0.00 0.52 0.03 0.07 94.53 01:14:01 AM all 13.40 0.00 0.82 0.00 0.08 85.70 01:14:01 AM 0 13.80 0.00 1.07 0.00 0.07 85.06 01:14:01 AM 1 13.00 0.00 0.57 0.00 0.08 86.34 01:15:01 AM all 25.45 0.00 3.87 0.18 0.07 70.43 01:15:01 AM 0 32.47 0.00 4.08 0.20 0.07 63.18 01:15:01 AM 1 18.41 0.00 3.66 0.17 0.07 77.70 Average: all 18.56 0.00 2.80 0.63 0.07 77.94 Average: 0 22.05 0.00 3.13 0.58 0.07 74.17 Average: 1 15.06 0.00 2.47 0.68 0.07 81.72