---> uname -a: Linux prd-centos8-robot-2c-8g-379.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 584 4937 19 2175 6814 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:ed:65:76 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.231/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85866sec preferred_lft 85866sec inet6 fe80::f816:3eff:feed:6576/64 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) 01/15/2026 _x86_64_ (2 CPU) 03:04:01 LINUX RESTART (2 CPU) 03:05:01 AM tps rtps wtps bread/s bwrtn/s 03:06:01 AM 88.59 5.87 82.72 1086.22 6286.34 03:07:01 AM 81.37 1.08 80.29 75.31 11183.91 03:08:01 AM 14.91 0.35 14.56 61.10 664.23 03:09:01 AM 62.25 6.71 55.53 1245.72 4457.23 03:10:01 AM 44.27 0.22 44.05 43.59 6482.54 03:11:01 AM 6.72 0.05 6.67 4.80 327.35 03:12:01 AM 15.58 0.37 15.21 39.19 939.77 Average: 44.80 2.09 42.71 365.06 4333.83 03:05:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:06:01 AM 5222344 7020040 2660080 33.75 2688 1975624 724172 8.11 196224 2130856 249960 03:07:01 AM 5180900 7026444 2701524 34.27 2688 2021464 710972 7.96 198852 2152464 4 03:08:01 AM 5181908 7057348 2700516 34.26 2688 2050292 671992 7.52 223128 2125132 26808 03:09:01 AM 4844548 6980092 3037876 38.54 2688 2301720 722148 8.09 287548 2367840 152472 03:10:01 AM 4949788 7053172 2932636 37.20 2688 2269416 654384 7.33 261000 2284636 2592 03:11:01 AM 4905316 7009108 2977108 37.77 2688 2269988 705320 7.90 261332 2329412 440 03:12:01 AM 5070040 6986592 2812384 35.68 2688 2088404 713512 7.99 302536 2145312 24032 Average: 5050692 7018971 2831732 35.92 2688 2139558 700357 7.84 247231 2219379 65187 03:05:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:06:01 AM eth0 91.78 79.07 1066.71 9.16 0.00 0.00 0.00 0.00 03:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:07:01 AM eth0 65.31 46.53 603.35 13.05 0.00 0.00 0.00 0.00 03:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:08:01 AM eth0 15.11 9.92 6.30 3.90 0.00 0.00 0.00 0.00 03:09:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:09:01 AM eth0 35.87 29.42 331.34 5.13 0.00 0.00 0.00 0.00 03:10:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:10:01 AM eth0 198.02 138.00 46.26 33.63 0.00 0.00 0.00 0.00 03:11:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:11:01 AM eth0 31.68 20.98 26.88 2.55 0.00 0.00 0.00 0.00 03:12:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:12:01 AM eth0 126.54 101.23 1061.95 26.96 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 80.60 60.73 448.88 13.48 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) 01/15/2026 _x86_64_ (2 CPU) 03:04:01 LINUX RESTART (2 CPU) 03:05:01 AM CPU %user %nice %system %iowait %steal %idle 03:06:01 AM all 34.75 0.00 4.74 3.11 0.13 57.26 03:06:01 AM 0 34.42 0.00 4.39 2.97 0.15 58.06 03:06:01 AM 1 35.08 0.00 5.10 3.25 0.12 56.45 03:07:01 AM all 16.84 0.00 2.60 6.40 0.08 74.08 03:07:01 AM 0 11.60 0.00 2.53 6.87 0.07 78.93 03:07:01 AM 1 22.07 0.00 2.68 5.92 0.08 69.25 03:08:01 AM all 16.53 0.00 2.33 4.61 0.10 76.42 03:08:01 AM 0 11.29 0.00 1.85 3.85 0.10 82.90 03:08:01 AM 1 21.79 0.00 2.81 5.38 0.10 69.92 03:09:01 AM all 20.33 0.00 3.58 12.78 0.09 63.22 03:09:01 AM 0 14.80 0.00 2.94 12.73 0.08 69.44 03:09:01 AM 1 25.87 0.00 4.21 12.83 0.10 56.99 03:10:01 AM all 19.03 0.00 3.33 0.38 0.11 77.14 03:10:01 AM 0 18.26 0.00 2.79 0.35 0.10 78.50 03:10:01 AM 1 19.81 0.00 3.88 0.42 0.12 75.78 03:11:01 AM all 2.39 0.00 0.27 0.03 0.04 97.26 03:11:01 AM 0 0.97 0.00 0.17 0.05 0.05 98.76 03:11:01 AM 1 3.82 0.00 0.37 0.02 0.03 95.76 03:12:01 AM all 17.54 0.00 2.43 0.11 0.11 79.82 03:12:01 AM 0 10.60 0.00 1.70 0.13 0.07 87.49 03:12:01 AM 1 24.52 0.00 3.16 0.08 0.15 72.08 Average: all 18.20 0.00 2.76 3.92 0.09 75.03 Average: 0 14.57 0.00 2.34 3.85 0.09 79.16 Average: 1 21.85 0.00 3.17 3.99 0.10 70.89