---> uname -a: Linux prd-centos8-robot-2c-8g-1880.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 590 4919 19 2188 6807 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:57:03:17 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.23/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85949sec preferred_lft 85949sec inet6 fe80::f816:3eff:fe57:317/64 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) 01/19/2026 _x86_64_ (2 CPU) 01:53:36 LINUX RESTART (2 CPU) 01:54:01 AM tps rtps wtps bread/s bwrtn/s 01:55:01 AM 137.92 63.06 74.86 7891.64 24908.08 01:56:01 AM 99.95 1.08 98.87 75.31 11486.44 01:57:01 AM 37.92 0.42 37.50 64.78 3050.43 01:58:01 AM 87.70 9.42 78.29 1682.12 8354.67 01:59:01 AM 14.61 0.05 14.56 4.80 1286.25 02:00:01 AM 11.75 0.33 11.41 37.86 361.09 02:01:01 AM 32.51 0.52 32.00 63.82 1468.40 Average: 60.34 10.70 49.64 1402.87 7273.49 01:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:55:01 AM 5401824 7076612 2480600 31.47 2688 1857876 624040 6.99 185268 1975456 167944 01:56:01 AM 5154292 7000888 2728132 34.61 2688 2022276 674948 7.56 198728 2177404 42076 01:57:01 AM 5114824 7025680 2767600 35.11 2688 2083372 652516 7.31 228204 2178796 57528 01:58:01 AM 4927776 7045012 2954648 37.48 2688 2283844 611576 6.85 266472 2299336 27228 01:59:01 AM 4888756 7006132 2993668 37.98 2688 2284244 659476 7.38 266808 2340480 140 02:00:01 AM 4947792 6920108 2934632 37.23 2688 2143204 741500 8.30 301500 2266444 55440 02:01:01 AM 5086444 7018308 2795980 35.47 2688 2104564 654644 7.33 467740 1968996 25328 Average: 5074530 7013249 2807894 35.62 2688 2111340 659814 7.39 273531 2172416 53669 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 328.04 202.18 1674.43 61.62 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 82.12 66.04 858.81 9.70 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 19.18 14.43 23.94 5.09 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 246.09 187.80 364.29 46.77 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 13.40 5.85 3.81 0.76 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 123.30 99.82 1027.10 24.55 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 18.87 15.74 14.62 7.74 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 118.71 84.55 566.68 22.32 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) 01/19/2026 _x86_64_ (2 CPU) 01:53:36 LINUX RESTART (2 CPU) 01:54:01 AM CPU %user %nice %system %iowait %steal %idle 01:55:01 AM all 42.75 0.03 7.84 2.56 0.11 46.72 01:55:01 AM 0 40.40 0.05 8.04 2.80 0.10 48.62 01:55:01 AM 1 45.09 0.02 7.64 2.32 0.12 44.82 01:56:01 AM all 26.61 0.00 3.82 1.29 0.08 68.20 01:56:01 AM 0 33.82 0.00 4.07 1.08 0.08 60.95 01:56:01 AM 1 19.41 0.00 3.56 1.50 0.08 75.45 01:57:01 AM all 22.48 0.00 3.26 0.20 0.07 73.99 01:57:01 AM 0 14.71 0.00 3.00 0.10 0.08 82.11 01:57:01 AM 1 30.26 0.00 3.52 0.30 0.07 65.86 01:58:01 AM all 28.01 0.00 5.36 0.72 0.09 65.82 01:58:01 AM 0 37.20 0.00 6.02 0.85 0.10 55.83 01:58:01 AM 1 18.84 0.00 4.70 0.58 0.08 75.79 01:59:01 AM all 1.04 0.00 0.30 0.16 0.05 98.45 01:59:01 AM 0 1.74 0.00 0.32 0.20 0.03 97.71 01:59:01 AM 1 0.35 0.00 0.28 0.12 0.07 99.18 02:00:01 AM all 14.93 0.00 2.03 0.07 0.09 82.88 02:00:01 AM 0 16.57 0.00 1.85 0.07 0.08 81.44 02:00:01 AM 1 13.29 0.00 2.21 0.07 0.10 84.33 02:01:01 AM all 30.17 0.00 4.11 0.13 0.08 65.50 02:01:01 AM 0 27.39 0.00 4.26 0.15 0.08 68.11 02:01:01 AM 1 32.96 0.00 3.97 0.12 0.08 62.88 Average: all 23.72 0.00 3.82 0.73 0.08 71.64 Average: 0 24.54 0.01 3.93 0.75 0.08 70.69 Average: 1 22.91 0.00 3.70 0.72 0.09 72.59