---> uname -a: Linux prd-centos8-robot-2c-8g-20361.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 668 4844 19 2184 6731 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:40:cc:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.183/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85859sec preferred_lft 85859sec inet6 fe80::f816:3eff:fe40:cc89/64 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) 02/24/2026 _x86_64_ (2 CPU) 03:23:56 LINUX RESTART (2 CPU) 03:25:01 AM tps rtps wtps bread/s bwrtn/s 03:26:01 AM 128.11 1.13 126.97 76.91 13778.02 03:27:01 AM 23.73 0.42 23.31 64.78 2624.96 03:28:01 AM 68.99 6.90 62.09 1286.05 3883.60 03:29:01 AM 29.16 0.03 29.12 3.47 6173.68 03:30:01 AM 4.10 0.07 4.04 4.94 136.30 03:31:01 AM 0.32 0.00 0.32 0.00 5.29 03:32:01 AM 14.05 0.32 13.73 36.92 502.08 Average: 38.35 1.27 37.08 210.42 3872.15 03:25:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:26:01 AM 5132536 6988800 2749896 34.89 2688 2032992 718340 8.04 205880 2197328 72316 03:27:01 AM 5219880 7078252 2662552 33.78 2688 2034936 645540 7.23 226468 2091276 9008 03:28:01 AM 4867628 6978392 3014804 38.25 2688 2278388 725508 8.12 262392 2378176 174656 03:29:01 AM 4910016 7020540 2972416 37.71 2688 2278432 718532 8.05 268128 2324340 4 03:30:01 AM 4616384 6727328 3266048 41.43 2688 2278852 1031956 11.55 268460 2616244 24 03:31:01 AM 4745408 6856396 3137024 39.80 2688 2278912 928312 10.39 268460 2487164 48 03:32:01 AM 4873336 6849928 3009096 38.17 2688 2148440 868144 9.72 305884 2340104 60056 Average: 4909313 6928519 2973119 37.72 2688 2190136 805190 9.02 257953 2347805 45159 03:25:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:26:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:26:01 AM eth0 111.11 85.40 1287.82 11.83 0.00 0.00 0.00 0.00 03:27:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:27:01 AM eth0 16.96 9.28 6.16 3.77 0.00 0.00 0.00 0.00 03:28:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:28:01 AM eth0 49.36 39.11 339.84 10.02 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 203.35 140.65 39.04 37.17 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 257.21 263.08 3157.73 705.89 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 449.80 430.74 7833.32 27.83 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 209.01 183.47 2531.19 28.76 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 185.28 164.56 2171.39 117.77 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) 02/24/2026 _x86_64_ (2 CPU) 03:23:56 LINUX RESTART (2 CPU) 03:25:01 AM CPU %user %nice %system %iowait %steal %idle 03:26:01 AM all 34.88 0.00 5.28 1.10 0.10 58.63 03:26:01 AM 0 24.95 0.00 3.96 1.13 0.12 69.84 03:26:01 AM 1 44.84 0.00 6.61 1.07 0.08 47.41 03:27:01 AM all 10.78 0.00 1.59 0.22 0.06 87.35 03:27:01 AM 0 12.70 0.00 1.52 0.25 0.07 85.46 03:27:01 AM 1 8.85 0.00 1.67 0.18 0.05 89.24 03:28:01 AM all 34.78 0.00 6.36 0.47 0.10 58.30 03:28:01 AM 0 33.08 0.00 6.15 0.40 0.10 60.27 03:28:01 AM 1 36.48 0.00 6.57 0.53 0.10 56.32 03:29:01 AM all 1.58 0.00 0.81 0.43 0.05 97.13 03:29:01 AM 0 0.62 0.00 0.67 0.60 0.03 98.08 03:29:01 AM 1 2.54 0.00 0.95 0.27 0.07 96.17 03:30:01 AM all 13.58 0.00 0.97 0.03 0.08 85.34 03:30:01 AM 0 12.56 0.00 0.99 0.02 0.08 86.34 03:30:01 AM 1 14.60 0.00 0.95 0.03 0.08 84.34 03:31:01 AM all 14.11 0.00 1.38 0.00 0.11 84.40 03:31:01 AM 0 23.75 0.00 2.36 0.00 0.12 73.77 03:31:01 AM 1 4.61 0.00 0.42 0.00 0.10 94.87 03:32:01 AM all 15.75 0.00 2.28 0.06 0.10 81.81 03:32:01 AM 0 17.47 0.00 2.12 0.07 0.10 80.25 03:32:01 AM 1 14.04 0.00 2.44 0.05 0.10 83.37 Average: all 17.95 0.00 2.68 0.33 0.09 78.96 Average: 0 17.88 0.00 2.54 0.35 0.09 79.13 Average: 1 18.02 0.00 2.81 0.31 0.08 78.79