---> uname -a: Linux prd-centos8-robot-2c-8g-5193.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: 2800.000 BogoMIPS: 5600.00 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 25M 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 629 4848 27 2220 6761 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:5e:16:07 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.191/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85923sec preferred_lft 85923sec inet6 fe80::f816:3eff:fe5e:1607/64 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) 01/28/2026 _x86_64_ (2 CPU) 01:54:36 LINUX RESTART (2 CPU) 01:55:01 AM tps rtps wtps bread/s bwrtn/s 01:56:01 AM 125.59 63.55 62.05 7880.17 34148.67 01:57:01 AM 116.31 1.08 115.23 75.31 12221.39 01:58:01 AM 29.22 0.38 28.84 64.25 2366.04 01:59:01 AM 61.57 6.75 54.82 1246.46 3359.39 02:00:01 AM 39.21 0.22 38.99 43.59 6566.86 02:01:01 AM 2.67 0.08 2.58 5.06 82.41 02:02:01 AM 30.25 0.70 29.55 74.88 2716.16 Average: 57.83 10.39 47.44 1341.36 8780.02 01:55:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:56:01 AM 5304552 6966552 2577872 32.70 2688 1859104 836152 9.36 207772 2073180 179248 01:57:01 AM 5117300 6960916 2765124 35.08 2688 2027560 781360 8.75 198836 2209484 40768 01:58:01 AM 5196024 7041096 2686400 34.08 2688 2029492 703888 7.88 219592 2116820 4 01:59:01 AM 4897740 6996032 2984684 37.87 2688 2273528 707680 7.92 254160 2348828 176408 02:00:01 AM 4904732 7004092 2977692 37.78 2688 2274912 718444 8.04 261260 2331408 12 02:01:01 AM 4883156 7003248 2999268 38.05 2688 2295664 691292 7.74 261932 2351816 20476 02:02:01 AM 5006396 6961088 2876028 36.49 2688 2136076 755548 8.46 480464 2036380 10124 Average: 5044271 6990432 2838153 36.01 2688 2128048 742052 8.31 269145 2209702 61006 01:55:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 323.81 204.25 1664.90 61.78 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 89.72 67.91 878.97 9.92 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 15.78 9.06 5.77 3.63 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 42.43 35.93 337.59 7.98 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 186.57 138.04 42.40 31.67 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 70.03 55.06 345.29 5.78 0.00 0.00 0.00 0.00 02:02:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 02:02:01 AM eth0 72.88 49.72 119.37 60.71 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 114.46 79.99 484.90 25.93 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) 01/28/2026 _x86_64_ (2 CPU) 01:54:36 LINUX RESTART (2 CPU) 01:55:01 AM CPU %user %nice %system %iowait %steal %idle 01:56:01 AM all 39.21 0.02 7.43 11.67 0.10 41.58 01:56:01 AM 0 30.23 0.02 6.35 10.65 0.10 52.66 01:56:01 AM 1 48.20 0.02 8.50 12.70 0.10 30.48 01:57:01 AM all 29.75 0.00 4.54 1.79 0.08 63.83 01:57:01 AM 0 18.03 0.00 3.45 1.75 0.07 76.70 01:57:01 AM 1 41.49 0.00 5.64 1.83 0.10 50.94 01:58:01 AM all 12.28 0.00 1.65 0.28 0.06 85.73 01:58:01 AM 0 13.61 0.00 1.59 0.37 0.07 84.36 01:58:01 AM 1 10.94 0.00 1.72 0.20 0.05 87.09 01:59:01 AM all 30.40 0.00 5.52 0.46 0.08 63.54 01:59:01 AM 0 13.52 0.00 4.49 0.37 0.07 81.56 01:59:01 AM 1 47.30 0.00 6.55 0.55 0.10 45.50 02:00:01 AM all 7.85 0.00 1.72 0.46 0.05 89.92 02:00:01 AM 0 6.43 0.00 1.76 0.47 0.05 91.29 02:00:01 AM 1 9.26 0.00 1.69 0.45 0.05 88.55 02:01:01 AM all 7.15 0.00 0.46 0.02 0.05 92.31 02:01:01 AM 0 1.73 0.00 0.32 0.00 0.03 97.92 02:01:01 AM 1 12.64 0.00 0.61 0.03 0.07 86.65 02:02:01 AM all 28.06 0.00 3.80 0.13 0.08 67.93 02:02:01 AM 0 28.15 0.00 4.11 0.15 0.08 67.50 02:02:01 AM 1 27.96 0.00 3.50 0.12 0.07 68.36 Average: all 22.13 0.00 3.60 2.12 0.07 72.08 Average: 0 15.97 0.00 3.16 1.96 0.07 78.84 Average: 1 28.29 0.00 4.04 2.27 0.08 65.32