---> uname -a: Linux prd-centos8-robot-2c-8g-34455.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 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 622 4845 19 2229 6775 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:6f:ed:65 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.217/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85953sec preferred_lft 85953sec inet6 fe80::f816:3eff:fe6f:ed65/64 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) 01/13/2026 _x86_64_ (2 CPU) 00:32:39 LINUX RESTART (2 CPU) 12:33:02 AM tps rtps wtps bread/s bwrtn/s 12:34:01 AM 148.87 63.71 85.16 7981.43 42022.72 12:35:01 AM 100.88 1.08 99.80 75.32 11570.67 12:36:01 AM 32.02 0.38 31.64 64.25 2524.26 12:37:01 AM 87.97 9.45 78.52 1682.37 8467.68 12:38:01 AM 11.40 0.00 11.40 0.00 1140.69 12:39:01 AM 11.28 0.38 10.90 41.85 1060.63 12:40:01 AM 35.14 0.52 34.63 63.86 2265.27 Average: 60.88 10.67 50.21 1400.17 9788.95 12:33:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:34:01 AM 5266560 6992268 2615864 33.19 2688 1909004 760968 8.52 223920 2073620 221896 12:35:01 AM 5164360 7010272 2718064 34.48 2688 2021456 710220 7.95 198716 2163672 42072 12:36:01 AM 5162564 7050828 2719860 34.51 2688 2061972 649720 7.27 224216 2141408 38372 12:37:01 AM 4913340 7028580 2969084 37.67 2688 2281288 669584 7.50 266196 2317952 27228 12:38:01 AM 4913932 7028932 2968492 37.66 2688 2281288 669584 7.50 266192 2317960 4 12:39:01 AM 4916044 6926480 2966380 37.63 2688 2180868 779892 8.73 320136 2277964 71752 12:40:01 AM 5012368 6986344 2870056 36.41 2688 2146680 720040 8.06 486732 2023720 25332 Average: 5049881 7003386 2832543 35.93 2688 2126079 708573 7.93 283730 2188042 60951 12:33:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:34:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:34:01 AM eth0 282.87 175.98 1691.51 59.08 0.00 0.00 0.00 0.00 12:35:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:35:01 AM eth0 87.52 68.09 864.32 10.11 0.00 0.00 0.00 0.00 12:36:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:36:01 AM eth0 14.51 11.13 6.72 4.41 0.00 0.00 0.00 0.00 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 222.66 164.96 375.43 43.91 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 1.22 0.72 0.17 0.12 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 125.97 91.30 472.77 58.09 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 17.25 16.35 14.94 8.19 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 107.02 75.27 486.58 26.20 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) 01/13/2026 _x86_64_ (2 CPU) 00:32:39 LINUX RESTART (2 CPU) 12:33:02 AM CPU %user %nice %system %iowait %steal %idle 12:34:01 AM all 43.30 0.04 9.54 9.11 0.11 37.90 12:34:01 AM 0 39.95 0.03 8.53 9.19 0.10 42.20 12:34:01 AM 1 46.66 0.05 10.55 9.02 0.12 33.60 12:35:01 AM all 29.01 0.00 3.97 2.57 0.12 64.33 12:35:01 AM 0 21.55 0.00 3.01 2.42 0.12 72.91 12:35:01 AM 1 36.46 0.00 4.94 2.72 0.12 55.76 12:36:01 AM all 19.25 0.00 2.67 0.43 0.07 77.58 12:36:01 AM 0 14.36 0.00 2.38 0.48 0.07 82.71 12:36:01 AM 1 24.15 0.00 2.95 0.38 0.07 72.44 12:37:01 AM all 32.07 0.00 5.83 1.47 0.08 60.56 12:37:01 AM 0 26.40 0.00 5.50 1.47 0.08 66.55 12:37:01 AM 1 37.73 0.00 6.15 1.47 0.08 54.57 12:38:01 AM all 0.07 0.00 0.14 0.11 0.03 99.66 12:38:01 AM 0 0.03 0.00 0.12 0.13 0.02 99.70 12:38:01 AM 1 0.10 0.00 0.17 0.08 0.03 99.62 12:39:01 AM all 16.87 0.00 1.90 0.20 0.08 80.95 12:39:01 AM 0 14.31 0.00 1.50 0.07 0.07 84.06 12:39:01 AM 1 19.45 0.00 2.31 0.34 0.08 77.81 12:40:01 AM all 33.74 0.00 4.28 0.17 0.08 61.74 12:40:01 AM 0 20.25 0.00 3.77 0.17 0.07 75.75 12:40:01 AM 1 47.23 0.00 4.79 0.17 0.08 47.73 Average: all 24.87 0.01 4.04 1.99 0.08 69.02 Average: 0 19.50 0.00 3.53 1.97 0.07 74.91 Average: 1 30.24 0.01 4.54 2.01 0.08 63.12