---> uname -a: Linux prd-centos8-robot-2c-8g-19470.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 588 4931 19 2177 6812 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:0b:7a:57 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.45/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85879sec preferred_lft 85879sec inet6 fe80::f816:3eff:fe0b:7a57/64 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) 02/21/2026 _x86_64_ (2 CPU) 00:35:24 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 72.30 18.84 53.46 5709.01 5548.73 12:38:01 AM 103.75 1.08 102.67 75.32 11536.38 12:39:01 AM 28.49 0.42 28.07 64.78 2298.65 12:40:01 AM 81.26 6.93 74.33 1289.30 8247.90 12:41:01 AM 9.63 0.07 9.56 4.93 1005.10 12:42:01 AM 2.02 0.03 1.98 1.87 99.87 12:43:01 AM 13.15 0.32 12.83 36.92 547.55 12:44:01 AM 32.29 0.52 31.78 63.86 1495.03 Average: 42.86 3.53 39.33 905.90 3847.40 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5260772 6985232 2621660 33.26 2688 1907732 793008 8.88 223724 2081608 218140 12:38:01 AM 5168132 7010360 2714300 34.43 2688 2018952 726048 8.13 198812 2171616 40196 12:39:01 AM 5147164 7040024 2735268 34.70 2688 2066772 690932 7.74 228308 2156256 45260 12:40:01 AM 4960648 7057464 2921784 37.07 2688 2264376 640304 7.17 261084 2282256 25516 12:41:01 AM 4917556 7014652 2964876 37.61 2688 2264868 707004 7.92 261484 2324844 344 12:42:01 AM 4912308 7010592 2970124 37.68 2688 2266056 707004 7.92 261696 2329952 596 12:43:01 AM 5004176 6968048 2878256 36.51 2688 2135576 751508 8.41 301524 2215240 56932 12:44:01 AM 5090416 7015444 2792016 35.42 2688 2099224 695392 7.79 468352 1971440 25380 Average: 5057646 7012727 2824786 35.84 2688 2127944 713900 7.99 275623 2191652 51546 12:36:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:37:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:37:01 AM eth0 329.74 195.80 1665.29 59.29 0.00 0.00 0.00 0.00 12:38:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:38:01 AM eth0 82.94 62.56 890.94 9.87 0.00 0.00 0.00 0.00 12:39:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:39:01 AM eth0 15.49 11.50 8.94 4.55 0.00 0.00 0.00 0.00 12:40:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 AM eth0 238.00 167.86 372.32 43.34 0.00 0.00 0.00 0.00 12:41:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:41:01 AM eth0 16.74 7.10 5.45 1.00 0.00 0.00 0.00 0.00 12:42:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:42:01 AM eth0 26.16 22.03 8.45 7.22 0.00 0.00 0.00 0.00 12:43:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:43:01 AM eth0 58.56 44.37 85.01 29.88 0.00 0.00 0.00 0.00 12:44:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:44:01 AM eth0 19.28 17.00 16.20 8.37 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 98.37 66.03 381.61 20.44 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) 02/21/2026 _x86_64_ (2 CPU) 00:35:24 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 39.57 0.00 6.04 2.30 0.09 52.00 12:37:01 AM 0 42.50 0.00 6.36 1.90 0.10 49.13 12:37:01 AM 1 36.64 0.00 5.71 2.70 0.08 54.87 12:38:01 AM all 25.75 0.00 4.32 5.07 0.09 64.76 12:38:01 AM 0 31.75 0.00 4.90 6.03 0.08 57.23 12:38:01 AM 1 19.77 0.00 3.74 4.11 0.10 72.28 12:39:01 AM all 19.79 0.00 3.02 0.80 0.07 76.32 12:39:01 AM 0 19.06 0.00 2.89 0.93 0.07 77.05 12:39:01 AM 1 20.53 0.00 3.15 0.67 0.07 75.59 12:40:01 AM all 28.11 0.00 5.39 1.74 0.10 64.66 12:40:01 AM 0 32.44 0.00 6.22 1.54 0.10 59.70 12:40:01 AM 1 23.80 0.00 4.55 1.93 0.10 69.61 12:41:01 AM all 1.59 0.00 0.33 0.19 0.03 97.85 12:41:01 AM 0 2.94 0.00 0.33 0.02 0.03 96.68 12:41:01 AM 1 0.25 0.00 0.32 0.37 0.03 99.03 12:42:01 AM all 8.82 0.00 0.88 0.03 0.07 90.21 12:42:01 AM 0 9.87 0.00 0.84 0.00 0.07 89.23 12:42:01 AM 1 7.78 0.00 0.92 0.05 0.07 91.18 12:43:01 AM all 18.63 0.00 2.00 0.10 0.08 79.19 12:43:01 AM 0 23.63 0.00 1.90 0.12 0.10 74.25 12:43:01 AM 1 13.61 0.00 2.11 0.08 0.07 84.13 12:44:01 AM all 31.33 0.00 4.33 0.23 0.09 64.01 12:44:01 AM 0 39.54 0.00 4.56 0.32 0.10 55.48 12:44:01 AM 1 23.10 0.00 4.10 0.15 0.08 72.57 Average: all 21.70 0.00 3.29 1.31 0.08 73.62 Average: 0 25.22 0.00 3.50 1.36 0.08 69.84 Average: 1 18.19 0.00 3.08 1.26 0.08 77.40