---> uname -a: Linux prd-centos8-robot-2c-8g-14104.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 588 4894 19 2214 6810 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:e8:e2:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.120/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85935sec preferred_lft 85935sec inet6 fe80::f816:3eff:fee8:e23a/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) 12/16/2025 _x86_64_ (2 CPU) 03:12:20 LINUX RESTART (2 CPU) 03:13:01 AM tps rtps wtps bread/s bwrtn/s 03:14:01 AM 122.81 57.49 65.32 6266.73 6224.12 03:15:02 AM 96.87 0.92 95.95 65.86 11303.53 03:16:01 AM 29.26 0.42 28.84 65.88 2632.95 03:17:01 AM 79.75 6.97 72.79 1292.98 8169.09 03:18:01 AM 13.18 0.00 13.18 0.00 1217.71 03:19:01 AM 14.70 0.53 14.16 48.66 1112.23 03:20:01 AM 31.47 0.52 30.95 63.83 2136.58 Average: 55.50 9.57 45.92 1117.50 4689.89 03:13:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:14:01 AM 5381524 7064296 2500908 31.73 2688 1865532 668996 7.49 186028 1994256 172316 03:15:02 AM 5161460 7006416 2720972 34.52 2688 2020916 699636 7.83 198408 2171860 42008 03:16:01 AM 5147296 7030228 2735136 34.70 2688 2056208 690756 7.73 223024 2155516 33036 03:17:01 AM 4947316 7048008 2935116 37.24 2688 2266964 637788 7.14 260572 2287848 27000 03:18:01 AM 4947596 7048208 2934836 37.23 2688 2266964 637788 7.14 260572 2287736 4 03:19:01 AM 4928336 6923280 2954096 37.48 2688 2167628 767876 8.60 312940 2280328 73356 03:20:01 AM 5034648 6994600 2847784 36.13 2688 2133340 706920 7.92 479548 2011304 25096 Average: 5078311 7016434 2804121 35.57 2688 2111079 687109 7.69 274442 2169835 53259 03:13:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:14:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:14:01 AM eth0 285.01 191.85 1779.10 61.70 0.00 0.00 0.00 0.00 03:15:02 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:15:02 AM eth0 75.12 54.37 735.37 8.55 0.00 0.00 0.00 0.00 03:16:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:16:01 AM eth0 18.43 11.62 7.22 4.50 0.00 0.00 0.00 0.00 03:17:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:17:01 AM eth0 238.01 171.99 375.87 44.38 0.00 0.00 0.00 0.00 03:18:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:18:01 AM eth0 2.28 1.33 0.34 0.25 0.00 0.00 0.00 0.00 03:19:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:19:01 AM eth0 123.93 89.80 465.18 56.32 0.00 0.00 0.00 0.00 03:20:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:20:01 AM eth0 19.06 16.51 15.22 8.26 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 109.05 76.94 483.76 26.33 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) 12/16/2025 _x86_64_ (2 CPU) 03:12:20 LINUX RESTART (2 CPU) 03:13:01 AM CPU %user %nice %system %iowait %steal %idle 03:14:01 AM all 40.15 0.03 7.07 1.85 0.13 50.76 03:14:01 AM 0 35.04 0.00 6.18 1.80 0.13 56.85 03:14:01 AM 1 45.29 0.07 7.98 1.89 0.13 44.64 03:15:02 AM all 25.50 0.00 3.71 1.80 0.10 68.90 03:15:02 AM 0 17.80 0.00 3.82 2.35 0.10 75.93 03:15:02 AM 1 33.19 0.00 3.59 1.25 0.10 61.87 03:16:01 AM all 20.07 0.00 2.93 1.50 0.09 75.41 03:16:01 AM 0 12.05 0.00 2.73 0.92 0.08 84.22 03:16:01 AM 1 28.09 0.00 3.12 2.09 0.10 66.59 03:17:01 AM all 31.48 0.00 5.79 1.02 0.12 61.60 03:17:01 AM 0 31.45 0.00 5.58 0.70 0.12 62.15 03:17:01 AM 1 31.50 0.00 6.00 1.33 0.12 61.05 03:18:01 AM all 0.35 0.00 0.16 0.18 0.08 99.23 03:18:01 AM 0 0.15 0.00 0.18 0.12 0.08 99.47 03:18:01 AM 1 0.55 0.00 0.13 0.25 0.07 99.00 03:19:01 AM all 19.47 0.00 2.11 0.17 0.09 78.16 03:19:01 AM 0 13.77 0.00 2.17 0.08 0.08 83.89 03:19:01 AM 1 25.13 0.00 2.04 0.25 0.10 72.47 03:20:01 AM all 32.75 0.00 4.36 0.18 0.11 62.61 03:20:01 AM 0 31.47 0.00 4.37 0.18 0.12 63.86 03:20:01 AM 1 34.03 0.00 4.35 0.17 0.10 61.35 Average: all 24.27 0.00 3.74 0.96 0.10 70.93 Average: 0 20.29 0.00 3.58 0.88 0.10 75.15 Average: 1 28.25 0.01 3.89 1.03 0.10 66.72