---> uname -a: Linux prd-centos8-robot-2c-8g-2486.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 577 4939 19 2180 6821 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:b7:48:de brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.198/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85857sec preferred_lft 85857sec inet6 fe80::f816:3eff:feb7:48de/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) 01/21/2026 _x86_64_ (2 CPU) 00:35:31 LINUX RESTART (2 CPU) 12:36:01 AM tps rtps wtps bread/s bwrtn/s 12:37:01 AM 82.66 22.58 60.08 6522.63 5970.03 12:38:01 AM 87.69 1.08 86.60 75.32 10816.58 12:39:01 AM 27.64 0.42 27.22 64.78 2161.46 12:40:01 AM 67.26 6.90 60.36 1285.84 4061.01 12:41:01 AM 41.75 0.03 41.71 3.46 6562.04 12:42:01 AM 4.41 0.07 4.35 4.93 188.24 12:43:01 AM 2.23 0.03 2.20 1.87 166.83 12:44:01 AM 21.39 0.63 20.76 73.18 993.89 Average: 41.88 3.97 37.91 1003.98 3864.84 12:36:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:37:01 AM 5414032 7086072 2468400 31.32 2688 1854780 680636 7.62 186488 1961796 166292 12:38:01 AM 5166324 7010488 2716108 34.46 2688 2019620 704212 7.89 199136 2158788 42080 12:39:01 AM 5147332 7035040 2735100 34.70 2688 2061576 701396 7.85 232612 2146468 50464 12:40:01 AM 4911728 7013928 2970704 37.69 2688 2267308 694720 7.78 255720 2329352 177176 12:41:01 AM 4956488 7059788 2925944 37.12 2688 2269396 638816 7.15 261484 2276356 4 12:42:01 AM 4911964 7016628 2970468 37.68 2688 2270760 703212 7.87 261956 2320312 252 12:43:01 AM 4904204 7011616 2978228 37.78 2688 2273508 703212 7.87 262100 2328148 24 12:44:01 AM 5119208 7043864 2763224 35.06 2688 2096312 669404 7.50 464480 1935856 24212 Average: 5066410 7034678 2816022 35.73 2688 2139158 686951 7.69 265497 2182134 57563 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 300.73 186.22 1690.84 61.57 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 89.25 66.06 837.37 10.15 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 16.08 9.23 6.70 3.88 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 47.68 40.09 341.22 9.15 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 190.00 138.15 38.11 35.82 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 32.15 23.60 10.38 4.69 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 19.74 19.06 5.68 4.81 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 63.63 40.77 91.44 29.86 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 94.91 65.40 377.69 19.99 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) 01/21/2026 _x86_64_ (2 CPU) 00:35:31 LINUX RESTART (2 CPU) 12:36:01 AM CPU %user %nice %system %iowait %steal %idle 12:37:01 AM all 42.66 0.00 6.57 1.03 0.11 49.63 12:37:01 AM 0 48.29 0.00 7.66 1.42 0.12 42.52 12:37:01 AM 1 37.05 0.00 5.48 0.63 0.10 56.74 12:38:01 AM all 26.89 0.00 3.74 3.04 0.08 66.25 12:38:01 AM 0 42.38 0.00 4.76 2.42 0.08 50.36 12:38:01 AM 1 11.40 0.00 2.72 3.66 0.08 82.13 12:39:01 AM all 18.52 0.00 2.54 3.55 0.08 75.30 12:39:01 AM 0 27.06 0.00 3.27 5.68 0.08 63.91 12:39:01 AM 1 9.98 0.00 1.81 1.42 0.08 86.71 12:40:01 AM all 29.51 0.00 5.22 4.21 0.09 60.97 12:40:01 AM 0 28.84 0.00 5.13 4.38 0.08 61.56 12:40:01 AM 1 30.18 0.00 5.31 4.04 0.10 60.38 12:41:01 AM all 4.07 0.00 1.04 0.56 0.04 94.29 12:41:01 AM 0 2.32 0.00 0.82 0.63 0.03 96.19 12:41:01 AM 1 5.82 0.00 1.27 0.48 0.05 92.38 12:42:01 AM all 8.00 0.00 0.82 0.19 0.06 90.93 12:42:01 AM 0 6.69 0.00 0.82 0.38 0.05 92.05 12:42:01 AM 1 9.31 0.00 0.82 0.00 0.07 89.81 12:43:01 AM all 12.33 0.00 0.75 0.01 0.07 86.84 12:43:01 AM 0 12.65 0.00 0.53 0.02 0.07 86.73 12:43:01 AM 1 12.01 0.00 0.97 0.00 0.07 86.95 12:44:01 AM all 26.98 0.00 3.77 0.15 0.08 69.01 12:44:01 AM 0 34.23 0.00 4.49 0.13 0.08 61.06 12:44:01 AM 1 19.75 0.00 3.05 0.17 0.08 76.95 Average: all 21.13 0.00 3.06 1.59 0.08 74.15 Average: 0 25.31 0.00 3.44 1.89 0.08 69.29 Average: 1 16.94 0.00 2.68 1.30 0.08 79.00