---> uname -a: Linux prd-centos8-robot-2c-8g-10623.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 657 4863 19 2176 6741 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:42:cb:67 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.81/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85811sec preferred_lft 85811sec inet6 fe80::f816:3eff:fe42:cb67/64 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) 02/15/2026 _x86_64_ (2 CPU) 02:16:54 LINUX RESTART (2 CPU) 02:18:01 AM tps rtps wtps bread/s bwrtn/s 02:19:01 AM 123.88 1.12 122.76 76.39 12480.75 02:20:01 AM 31.76 0.38 31.37 64.25 3292.99 02:21:01 AM 82.76 6.96 75.79 1289.84 8286.27 02:22:01 AM 12.88 0.00 12.88 0.00 1172.23 02:23:01 AM 0.62 0.00 0.62 0.00 8.72 02:24:01 AM 0.35 0.00 0.35 0.00 4.35 02:25:01 AM 0.52 0.08 0.43 5.87 91.57 02:26:01 AM 19.18 0.40 18.78 46.78 806.76 Average: 33.99 1.12 32.87 185.40 3267.90 02:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:19:01 AM 5160824 7004024 2721608 34.53 2688 2018852 737112 8.25 198848 2172740 59564 02:20:01 AM 5154668 7034864 2727764 34.61 2688 2055224 696328 7.80 223592 2153308 34268 02:21:01 AM 4892900 6992600 2989532 37.93 2688 2265916 700732 7.85 261436 2341068 25576 02:22:01 AM 4883444 6983068 2998988 38.05 2688 2265928 700732 7.85 261456 2351328 4 02:23:01 AM 4883176 6982796 2999256 38.05 2688 2265932 700732 7.85 261460 2351568 4 02:24:01 AM 4883348 6982968 2999084 38.05 2688 2265932 700732 7.85 261464 2351644 4 02:25:01 AM 4817044 6919476 3065388 38.89 2688 2268744 795352 8.91 261800 2416768 160 02:26:01 AM 5040848 6959484 2841584 36.05 2688 2091544 749348 8.39 463228 2019080 25976 Average: 4964532 6982410 2917900 37.02 2688 2187259 722634 8.09 274160 2269688 18194 02:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:19:01 AM eth0 82.00 66.74 908.14 9.79 0.00 0.00 0.00 0.00 02:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:20:01 AM eth0 20.56 14.68 16.70 5.26 0.00 0.00 0.00 0.00 02:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:21:01 AM eth0 249.17 216.41 383.27 50.61 0.00 0.00 0.00 0.00 02:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:22:01 AM eth0 405.78 291.59 75.76 60.59 0.00 0.00 0.00 0.00 02:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:23:01 AM eth0 7.77 2.68 3.01 1.42 0.00 0.00 0.00 0.00 02:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:24:01 AM eth0 6.05 2.48 1.94 1.34 0.00 0.00 0.00 0.00 02:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:25:01 AM eth0 58.92 41.13 251.19 3.93 0.00 0.00 0.00 0.00 02:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:26:01 AM eth0 133.54 100.25 742.55 35.09 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 120.48 92.00 297.81 21.01 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) 02/15/2026 _x86_64_ (2 CPU) 02:16:54 LINUX RESTART (2 CPU) 02:18:01 AM CPU %user %nice %system %iowait %steal %idle 02:19:01 AM all 32.01 0.00 5.00 1.07 0.08 61.84 02:19:01 AM 0 29.12 0.00 5.27 1.08 0.08 64.44 02:19:01 AM 1 34.88 0.00 4.73 1.05 0.08 59.25 02:20:01 AM all 14.77 0.00 2.63 0.28 0.08 82.25 02:20:01 AM 0 7.69 0.00 2.22 0.25 0.08 89.75 02:20:01 AM 1 21.85 0.00 3.04 0.30 0.07 74.74 02:21:01 AM all 31.98 0.00 6.09 0.67 0.10 61.16 02:21:01 AM 0 25.45 0.00 5.06 0.67 0.08 68.75 02:21:01 AM 1 38.54 0.00 7.12 0.67 0.12 53.55 02:22:01 AM all 0.95 0.00 0.74 0.18 0.07 98.07 02:22:01 AM 0 0.94 0.00 0.59 0.12 0.07 98.29 02:22:01 AM 1 0.97 0.00 0.89 0.23 0.07 97.84 02:23:01 AM all 0.43 0.00 0.12 0.00 0.05 99.41 02:23:01 AM 0 0.22 0.00 0.13 0.00 0.03 99.62 02:23:01 AM 1 0.63 0.00 0.10 0.00 0.07 99.20 02:24:01 AM all 0.38 0.00 0.10 0.00 0.06 99.46 02:24:01 AM 0 0.15 0.00 0.12 0.00 0.03 99.70 02:24:01 AM 1 0.62 0.00 0.08 0.00 0.08 99.22 02:25:01 AM all 5.82 0.00 1.47 0.01 0.07 92.64 02:25:01 AM 0 2.05 0.00 0.29 0.00 0.07 97.60 02:25:01 AM 1 9.57 0.00 2.64 0.02 0.07 87.70 02:26:01 AM all 17.77 0.00 3.22 0.09 0.08 78.83 02:26:01 AM 0 16.09 0.00 3.34 0.07 0.08 80.42 02:26:01 AM 1 19.45 0.00 3.11 0.12 0.08 77.24 Average: all 13.03 0.00 2.42 0.29 0.07 84.19 Average: 0 10.23 0.00 2.13 0.27 0.07 87.30 Average: 1 15.83 0.00 2.72 0.30 0.08 81.08