---> uname -a: Linux prd-centos8-robot-2c-8g-20783.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 594 4874 19 2229 6805 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:8c:80:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.98/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fe8c:801d/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) 02/26/2026 _x86_64_ (2 CPU) 01:53:07 LINUX RESTART (2 CPU) 01:54:01 AM tps rtps wtps bread/s bwrtn/s 01:55:01 AM 107.08 56.91 50.17 5860.58 20119.44 01:56:01 AM 118.98 1.08 117.89 75.31 13022.38 01:57:01 AM 26.22 0.48 25.74 64.78 2230.69 01:58:01 AM 66.99 6.93 60.06 1289.52 3839.81 01:59:01 AM 29.71 0.00 29.71 0.00 6215.03 02:00:01 AM 8.30 0.38 7.91 41.85 997.10 02:01:01 AM 35.02 0.52 34.51 63.85 2262.50 Average: 56.04 9.47 46.57 1056.57 6955.37 01:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 AM 5463704 7035124 2418728 30.69 2688 1763772 752420 8.42 186764 1951204 107068 01:56:01 AM 5150164 7007300 2732268 34.66 2688 2033168 712744 7.98 207344 2178164 49188 01:57:01 AM 5232188 7091172 2650244 33.62 2688 2035116 663652 7.43 228196 2075216 9016 01:58:01 AM 4958964 7070932 2923468 37.09 2688 2278712 628156 7.03 269748 2277884 173868 01:59:01 AM 4954780 7066400 2927652 37.14 2688 2278712 628156 7.03 269744 2277892 4 02:00:01 AM 5043376 7020752 2839056 36.02 2688 2148348 703004 7.87 287304 2186608 38648 02:01:01 AM 5078524 7055788 2803908 35.57 2688 2150572 646396 7.24 493540 1953848 25524 Average: 5125957 7049638 2756475 34.97 2688 2098343 676361 7.57 277520 2128688 57617 01:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:55:01 AM eth0 288.39 188.67 1637.19 57.38 0.00 0.00 0.00 0.00 01:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:56:01 AM eth0 85.49 58.45 921.24 15.49 0.00 0.00 0.00 0.00 01:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:57:01 AM eth0 16.81 11.86 6.70 5.38 0.00 0.00 0.00 0.00 01:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:58:01 AM eth0 236.06 173.29 374.33 37.81 0.00 0.00 0.00 0.00 01:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:59:01 AM eth0 6.85 4.57 2.11 1.35 0.00 0.00 0.00 0.00 02:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:00:01 AM eth0 124.81 83.06 487.74 58.88 0.00 0.00 0.00 0.00 02:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:01:01 AM eth0 20.56 18.56 17.74 9.35 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 111.28 76.92 492.45 26.52 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) 02/26/2026 _x86_64_ (2 CPU) 01:53:07 LINUX RESTART (2 CPU) 01:54:01 AM CPU %user %nice %system %iowait %steal %idle 01:55:01 AM all 27.14 0.04 5.91 27.29 0.12 39.50 01:55:01 AM 0 31.96 0.02 5.42 27.97 0.12 34.51 01:55:01 AM 1 22.32 0.07 6.39 26.61 0.12 44.50 01:56:01 AM all 32.81 0.00 5.47 2.05 0.15 59.51 01:56:01 AM 0 51.17 0.00 6.67 2.36 0.15 39.65 01:56:01 AM 1 14.57 0.00 4.29 1.74 0.15 79.25 01:57:01 AM all 11.67 0.00 2.09 1.07 0.08 85.09 01:57:01 AM 0 11.34 0.00 1.93 1.62 0.08 85.03 01:57:01 AM 1 12.00 0.00 2.24 0.52 0.08 85.16 01:58:01 AM all 36.68 0.00 6.63 0.99 0.16 55.54 01:58:01 AM 0 43.45 0.00 7.06 0.95 0.15 48.39 01:58:01 AM 1 29.91 0.00 6.20 1.02 0.17 62.70 01:59:01 AM all 0.38 0.00 0.38 0.80 0.03 98.41 01:59:01 AM 0 0.10 0.00 0.35 0.42 0.03 99.10 01:59:01 AM 1 0.65 0.00 0.40 1.19 0.03 97.73 02:00:01 AM all 12.74 0.00 1.97 0.10 0.08 85.10 02:00:01 AM 0 17.90 0.00 2.16 0.10 0.10 79.73 02:00:01 AM 1 7.62 0.00 1.77 0.10 0.07 90.43 02:01:01 AM all 31.99 0.00 4.30 0.17 0.11 63.44 02:01:01 AM 0 40.29 0.00 4.45 0.20 0.10 54.96 02:01:01 AM 1 23.70 0.00 4.15 0.13 0.12 71.89 Average: all 21.94 0.01 3.82 4.62 0.11 69.51 Average: 0 28.06 0.00 4.01 4.79 0.11 63.04 Average: 1 15.83 0.01 3.64 4.45 0.11 75.97