---> uname -a: Linux prd-centos8-robot-2c-8g-2202.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 641 4884 19 2172 6757 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:09:11:0e brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.105/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fe09:110e/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) 01/20/2026 _x86_64_ (2 CPU) 03:14:38 LINUX RESTART (2 CPU) 03:15:02 AM tps rtps wtps bread/s bwrtn/s 03:16:01 AM 127.11 74.01 53.10 8121.59 39161.54 03:17:01 AM 127.63 0.18 127.45 11.20 12318.63 03:18:01 AM 33.36 1.40 31.96 131.02 3770.69 03:19:01 AM 66.66 6.90 59.76 1286.05 3881.42 03:20:01 AM 34.66 0.03 34.62 3.47 6401.57 03:21:01 AM 15.16 0.38 14.78 41.85 531.76 03:22:01 AM 31.44 0.52 30.92 63.85 1393.87 Average: 62.13 11.77 50.36 1363.81 9566.70 03:15:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:16:01 AM 5565032 7075688 2317392 29.40 2688 1704672 729796 8.17 184516 1854216 75552 03:17:01 AM 5209520 7051284 2672904 33.91 2688 2017596 685460 7.68 188604 2133376 102568 03:18:01 AM 5230320 7076176 2652104 33.65 2688 2021584 659492 7.38 219584 2082968 10768 03:19:01 AM 4902800 7004252 2979624 37.80 2688 2267324 692692 7.76 255384 2341212 177176 03:20:01 AM 4936164 7039260 2946260 37.38 2688 2269408 661616 7.41 261044 2297012 8 03:21:01 AM 4903444 6866276 2978980 37.79 2688 2135252 865560 9.69 296288 2320408 62100 03:22:01 AM 5029028 6945312 2853396 36.20 2688 2089372 772392 8.65 462016 2033472 25316 Average: 5110901 7008321 2771523 35.16 2688 2072173 723858 8.11 266777 2151809 64784 03:15:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 266.42 160.67 1234.12 59.98 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 109.65 85.44 1309.78 11.85 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 16.08 8.55 6.97 3.52 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 47.84 39.04 342.65 9.61 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 200.57 139.00 38.68 29.40 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 65.89 39.35 78.92 24.66 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 18.54 16.88 14.90 8.21 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 103.18 69.63 430.36 20.94 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) 01/20/2026 _x86_64_ (2 CPU) 03:14:38 LINUX RESTART (2 CPU) 03:15:02 AM CPU %user %nice %system %iowait %steal %idle 03:16:01 AM all 31.85 0.04 8.13 22.82 0.12 37.04 03:16:01 AM 0 26.91 0.05 7.21 22.50 0.12 43.20 03:16:01 AM 1 36.80 0.03 9.06 23.14 0.12 30.85 03:17:01 AM all 39.16 0.00 5.64 1.57 0.13 53.51 03:17:01 AM 0 22.44 0.00 4.21 1.33 0.12 71.89 03:17:01 AM 1 55.94 0.00 7.07 1.81 0.13 35.04 03:18:01 AM all 13.86 0.00 1.86 0.41 0.08 83.80 03:18:01 AM 0 9.71 0.00 1.64 0.44 0.08 88.13 03:18:01 AM 1 18.00 0.00 2.07 0.38 0.07 79.47 03:19:01 AM all 34.85 0.00 6.29 0.69 0.12 58.05 03:19:01 AM 0 20.93 0.00 5.37 0.60 0.12 72.98 03:19:01 AM 1 48.84 0.00 7.21 0.79 0.12 43.05 03:20:01 AM all 4.60 0.00 0.97 0.84 0.07 93.52 03:20:01 AM 0 6.51 0.00 0.89 0.47 0.03 92.10 03:20:01 AM 1 2.69 0.00 1.05 1.20 0.10 94.95 03:21:01 AM all 13.30 0.00 1.82 0.08 0.09 84.70 03:21:01 AM 0 12.54 0.00 2.04 0.08 0.08 85.26 03:21:01 AM 1 14.07 0.00 1.61 0.08 0.10 84.14 03:22:01 AM all 31.84 0.00 4.29 0.13 0.10 63.63 03:22:01 AM 0 34.53 0.00 4.45 0.15 0.10 60.77 03:22:01 AM 1 29.16 0.00 4.14 0.12 0.10 66.48 Average: all 24.20 0.01 4.13 3.73 0.10 67.84 Average: 0 19.06 0.01 3.68 3.60 0.09 73.56 Average: 1 29.34 0.00 4.59 3.87 0.11 62.10