---> uname -a: Linux prd-centos8-robot-2c-8g-13043.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 610 4915 19 2172 6789 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:49:78:eb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.138/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85974sec preferred_lft 85974sec inet6 fe80::f816:3eff:fe49:78eb/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) 02/18/2026 _x86_64_ (2 CPU) 00:39:30 LINUX RESTART (2 CPU) 12:40:00 AM tps rtps wtps bread/s bwrtn/s 12:40:01 AM 378.79 152.27 226.52 4412.12 219061.36 12:41:01 AM 97.32 27.44 69.88 7041.39 7455.53 12:42:01 AM 87.34 1.08 86.25 75.31 10795.55 12:43:01 AM 34.31 0.42 33.89 64.79 2818.80 12:44:01 AM 77.81 6.93 70.88 1289.30 8135.54 12:45:01 AM 15.18 0.05 15.13 4.80 1210.81 12:46:01 AM 21.73 0.42 21.31 46.92 859.85 Average: 56.80 6.59 50.20 1431.42 5993.89 12:40:00 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:40:01 AM 6096504 7324196 1785928 22.66 2688 1427044 374044 4.75 111052 1416856 27460 12:41:01 AM 5388064 7071388 2494368 31.64 2688 1866180 681112 7.63 186112 1990900 172380 12:42:01 AM 5163900 7008212 2718532 34.49 2688 2019724 709496 7.94 198412 2163636 40196 12:43:01 AM 5157272 7054324 2725160 34.57 2688 2070220 688424 7.71 227516 2140252 47796 12:44:01 AM 4926432 7027216 2956000 37.50 2688 2266688 684476 7.66 260352 2306524 25356 12:45:01 AM 4889728 6990632 2992704 37.97 2688 2267080 722772 8.09 260680 2346608 48 12:46:01 AM 5014432 6929468 2868000 36.38 2688 2087524 788700 8.83 461304 2046132 23392 Average: 5233762 7057919 2648670 33.60 2688 2000637 664146 7.44 243633 2058701 48090 12:40:00 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 3.79 0.00 0.22 0.00 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 322.48 205.85 1773.34 59.69 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 76.82 53.18 785.10 8.61 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 18.56 12.61 20.31 5.07 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 227.34 163.66 366.01 46.56 0.00 0.00 0.00 0.00 12:45:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:45:01 AM eth0 12.81 7.53 3.67 1.02 0.00 0.00 0.00 0.00 12:46:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:46:01 AM eth0 53.63 38.47 79.58 22.44 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 118.19 79.93 502.85 23.81 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) 02/18/2026 _x86_64_ (2 CPU) 00:39:30 LINUX RESTART (2 CPU) 12:40:00 AM CPU %user %nice %system %iowait %steal %idle 12:40:01 AM all 10.31 0.38 21.76 61.83 0.00 5.73 12:40:01 AM 0 9.16 0.76 16.03 65.65 0.00 8.40 12:40:01 AM 1 11.45 0.00 27.48 58.02 0.00 3.05 12:41:01 AM all 43.44 0.00 7.46 2.90 0.09 46.11 12:41:01 AM 0 47.67 0.00 7.11 3.33 0.08 41.81 12:41:01 AM 1 39.21 0.00 7.81 2.46 0.10 50.42 12:42:01 AM all 22.84 0.00 3.65 6.22 0.13 67.16 12:42:01 AM 0 26.86 0.00 3.97 5.67 0.13 63.36 12:42:01 AM 1 18.83 0.00 3.33 6.76 0.12 70.96 12:43:01 AM all 20.38 0.00 3.09 2.29 0.12 74.12 12:43:01 AM 0 29.08 0.00 3.67 1.72 0.10 65.44 12:43:01 AM 1 11.68 0.00 2.50 2.87 0.13 82.82 12:44:01 AM all 27.04 0.00 5.34 2.08 0.09 65.44 12:44:01 AM 0 35.13 0.00 6.05 2.88 0.08 55.85 12:44:01 AM 1 18.98 0.00 4.64 1.28 0.10 75.00 12:45:01 AM all 1.31 0.00 0.26 0.19 0.04 98.20 12:45:01 AM 0 1.82 0.00 0.42 0.37 0.05 97.34 12:45:01 AM 1 0.80 0.00 0.10 0.02 0.03 99.05 12:46:01 AM all 19.83 0.00 2.89 0.20 0.07 77.01 12:46:01 AM 0 22.48 0.00 3.02 0.13 0.07 74.30 12:46:01 AM 1 17.18 0.00 2.77 0.27 0.07 79.72 Average: all 22.42 0.00 3.84 2.53 0.09 71.11 Average: 0 27.10 0.00 4.08 2.58 0.09 66.15 Average: 1 17.74 0.00 3.61 2.48 0.09 76.08