---> uname -a: Linux prd-centos8-robot-2c-8g-4842.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 605 4924 19 2167 6794 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:a3:44:e2 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.195/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85941sec preferred_lft 85941sec inet6 fe80::f816:3eff:fea3:44e2/64 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) 01/27/2026 _x86_64_ (2 CPU) 01:43:27 LINUX RESTART (2 CPU) 01:44:01 AM tps rtps wtps bread/s bwrtn/s 01:45:01 AM 103.37 50.75 52.62 7211.33 12975.02 01:46:01 AM 118.11 1.08 117.03 75.32 12329.05 01:47:01 AM 21.18 0.42 20.76 64.78 1726.46 01:48:01 AM 66.86 6.93 59.92 1289.52 3607.17 01:49:01 AM 28.53 0.00 28.53 0.00 6193.92 01:50:01 AM 15.06 0.38 14.68 41.85 549.35 01:51:01 AM 24.64 0.53 24.12 64.91 1111.53 Average: 54.03 8.60 45.43 1252.50 5509.05 01:44:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:45:01 AM 5278204 6972656 2604228 33.04 2688 1880124 789600 8.84 222356 2074784 210640 01:46:01 AM 5144804 6984512 2737628 34.73 2688 2015912 741988 8.31 199076 2189800 40904 01:47:01 AM 5221080 7063052 2661352 33.76 2688 2017868 661784 7.41 219992 2094832 12 01:48:01 AM 4942252 7039496 2940180 37.30 2688 2263400 660036 7.39 261480 2299816 176380 01:49:01 AM 4937424 7034432 2945008 37.36 2688 2263400 660036 7.39 261476 2299268 4 01:50:01 AM 4969592 6922316 2912840 36.95 2688 2123180 789008 8.83 297224 2249224 50940 01:51:01 AM 5091980 7005832 2790452 35.40 2688 2086840 688400 7.71 463360 1969576 25328 Average: 5083619 7003185 2798813 35.51 2688 2092961 712979 7.98 274995 2168186 72030 01:44:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:45:01 AM eth0 337.12 209.28 1665.54 62.07 0.00 0.00 0.00 0.00 01:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:46:01 AM eth0 91.68 70.79 879.21 10.21 0.00 0.00 0.00 0.00 01:47:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:47:01 AM eth0 11.33 8.61 5.18 3.49 0.00 0.00 0.00 0.00 01:48:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:48:01 AM eth0 49.56 42.18 344.76 11.56 0.00 0.00 0.00 0.00 01:49:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:49:01 AM eth0 191.28 139.28 36.17 34.47 0.00 0.00 0.00 0.00 01:50:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:50:01 AM eth0 52.53 37.95 77.47 19.70 0.00 0.00 0.00 0.00 01:51:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:51:01 AM eth0 19.07 16.12 14.74 7.82 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 107.72 75.02 432.84 21.36 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) 01/27/2026 _x86_64_ (2 CPU) 01:43:27 LINUX RESTART (2 CPU) 01:44:01 AM CPU %user %nice %system %iowait %steal %idle 01:45:01 AM all 39.87 0.03 6.96 5.33 0.09 47.72 01:45:01 AM 0 34.50 0.02 5.72 4.55 0.08 55.14 01:45:01 AM 1 45.25 0.03 8.21 6.11 0.10 40.29 01:46:01 AM all 28.91 0.00 4.30 3.08 0.10 63.62 01:46:01 AM 0 32.18 0.00 4.44 3.37 0.10 59.91 01:46:01 AM 1 25.65 0.00 4.15 2.78 0.10 67.32 01:47:01 AM all 12.12 0.00 1.53 0.47 0.08 85.80 01:47:01 AM 0 12.60 0.00 1.49 0.28 0.10 85.53 01:47:01 AM 1 11.64 0.00 1.57 0.65 0.07 86.08 01:48:01 AM all 37.87 0.00 6.56 0.99 0.11 54.46 01:48:01 AM 0 28.34 0.00 5.82 0.55 0.10 65.19 01:48:01 AM 1 47.41 0.00 7.31 1.43 0.12 43.73 01:49:01 AM all 0.33 0.00 0.61 1.15 0.04 97.87 01:49:01 AM 0 0.37 0.00 0.55 1.19 0.05 97.84 01:49:01 AM 1 0.30 0.00 0.67 1.10 0.03 97.89 01:50:01 AM all 11.09 0.00 1.68 0.08 0.05 87.10 01:50:01 AM 0 3.01 0.00 1.59 0.05 0.05 95.31 01:50:01 AM 1 19.16 0.00 1.77 0.12 0.05 78.91 01:51:01 AM all 31.82 0.00 4.24 0.13 0.10 63.72 01:51:01 AM 0 28.46 0.00 4.06 0.08 0.10 67.30 01:51:01 AM 1 35.18 0.00 4.42 0.17 0.10 60.13 Average: all 23.13 0.00 3.70 1.60 0.08 71.48 Average: 0 19.91 0.00 3.38 1.44 0.08 75.18 Average: 1 26.36 0.00 4.01 1.77 0.08 67.78