---> uname -a: Linux prd-centos8-robot-2c-8g-18646.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 594 4904 19 2199 6804 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:e9:82:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.33/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85912sec preferred_lft 85912sec inet6 fe80::f816:3eff:fee9:8203/64 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) 01/05/2026 _x86_64_ (2 CPU) 22:05:03 LINUX RESTART (2 CPU) 10:06:01 PM tps rtps wtps bread/s bwrtn/s 10:07:01 PM 125.80 0.25 125.55 12.40 12216.16 10:08:01 PM 40.05 1.43 38.62 138.22 4546.25 10:09:01 PM 69.44 9.38 60.06 1678.37 3899.87 10:10:00 PM 36.31 0.03 36.28 3.54 6594.86 10:10:01 PM 0.00 0.00 0.00 0.00 0.00 10:11:01 PM 3.77 0.05 3.72 4.80 138.15 10:12:01 PM 8.77 0.33 8.43 37.86 431.66 10:13:01 PM 33.22 0.52 32.71 63.85 1721.26 Average: 45.23 1.71 43.51 277.01 4201.08 10:06:01 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:07:01 PM 5091916 6937100 2790508 35.40 2688 2020836 768240 8.60 188452 2251140 112524 10:08:01 PM 5231496 7080400 2650928 33.63 2688 2024936 630988 7.07 219556 2080900 10752 10:09:01 PM 4887696 7001248 2994728 37.99 2688 2280644 673300 7.54 260768 2353968 175548 10:10:00 PM 4933884 7049348 2948540 37.41 2688 2282728 619224 6.93 266236 2296828 4 10:10:01 PM 4933212 7048676 2949212 37.42 2688 2282728 619224 6.93 266236 2297176 4 10:11:01 PM 4889896 7005868 2992528 37.96 2688 2283224 683516 7.65 266824 2339956 4 10:12:01 PM 4973608 6952712 2908816 36.90 2688 2150104 714720 8.00 304612 2235848 56012 10:13:01 PM 5087080 7031240 2795344 35.46 2688 2117032 653500 7.32 471624 1963760 25224 Average: 5003598 7013324 2878826 36.52 2688 2180279 670339 7.51 280538 2227447 47509 10:06:01 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:07:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:07:01 PM eth0 121.28 97.92 1357.50 20.26 0.00 0.00 0.00 0.00 10:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:08:01 PM eth0 9.71 8.31 6.11 3.54 0.00 0.00 0.00 0.00 10:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:09:01 PM eth0 50.18 41.67 342.70 9.82 0.00 0.00 0.00 0.00 10:10:00 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:00 PM eth0 199.25 137.66 39.40 29.50 0.00 0.00 0.00 0.00 10:10:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:01 PM eth0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:11:01 PM eth0 15.26 11.11 4.69 1.45 0.00 0.00 0.00 0.00 10:12:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:12:01 PM eth0 118.98 100.53 145.06 45.32 0.00 0.00 0.00 0.00 10:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:13:01 PM eth0 17.71 16.28 16.05 7.81 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 75.45 58.65 272.94 16.73 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) 01/05/2026 _x86_64_ (2 CPU) 22:05:03 LINUX RESTART (2 CPU) 10:06:01 PM CPU %user %nice %system %iowait %steal %idle 10:07:01 PM all 39.89 0.00 5.68 1.28 0.12 53.03 10:07:01 PM 0 49.31 0.00 5.63 1.13 0.12 43.82 10:07:01 PM 1 30.44 0.00 5.73 1.43 0.13 62.26 10:08:01 PM all 13.50 0.00 1.78 0.43 0.08 84.22 10:08:01 PM 0 18.83 0.00 2.30 0.57 0.07 78.24 10:08:01 PM 1 8.17 0.00 1.27 0.28 0.08 90.20 10:09:01 PM all 35.13 0.00 6.29 0.60 0.10 57.89 10:09:01 PM 0 42.15 0.00 6.55 0.70 0.10 50.51 10:09:01 PM 1 28.07 0.00 6.02 0.50 0.10 65.30 10:10:00 PM all 3.81 0.00 0.90 0.53 0.05 94.71 10:10:00 PM 0 4.73 0.00 0.96 0.51 0.05 93.76 10:10:00 PM 1 2.90 0.00 0.84 0.55 0.05 95.67 10:10:01 PM all 0.79 0.00 0.79 0.00 0.00 98.43 10:10:01 PM 0 0.79 0.00 0.79 0.00 0.00 98.43 10:10:01 PM 1 0.79 0.00 0.79 0.00 0.00 98.43 10:11:01 PM all 3.25 0.00 0.32 0.02 0.07 96.34 10:11:01 PM 0 2.82 0.00 0.32 0.02 0.07 96.78 10:11:01 PM 1 3.69 0.00 0.32 0.02 0.07 95.90 10:12:01 PM all 16.26 0.00 1.87 0.08 0.08 81.71 10:12:01 PM 0 26.68 0.00 1.95 0.07 0.08 71.22 10:12:01 PM 1 5.86 0.00 1.79 0.08 0.08 92.18 10:13:01 PM all 33.06 0.00 4.38 0.13 0.08 62.34 10:13:01 PM 0 37.90 0.00 4.73 0.12 0.08 57.17 10:13:01 PM 1 28.22 0.00 4.03 0.15 0.08 67.52 Average: all 20.73 0.00 3.04 0.44 0.08 75.71 Average: 0 26.08 0.00 3.21 0.44 0.08 70.19 Average: 1 15.37 0.00 2.86 0.43 0.09 81.25