---> uname -a: Linux prd-centos8-robot-2c-8g-5605.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 607 4870 19 2219 6791 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:56:88:bb brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.244/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fe56:88bb/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) 01/29/2026 _x86_64_ (2 CPU) 03:02:34 LINUX RESTART (2 CPU) 03:03:02 AM tps rtps wtps bread/s bwrtn/s 03:04:01 AM 109.51 53.15 56.35 7711.96 22374.77 03:05:01 AM 106.36 1.08 105.28 75.31 11258.85 03:06:01 AM 31.48 0.42 31.06 64.79 2688.29 03:07:01 AM 55.32 6.72 48.61 1245.93 3179.82 03:08:01 AM 47.30 0.22 47.08 43.59 7092.55 03:09:01 AM 4.37 0.07 4.30 4.93 151.09 03:10:01 AM 21.53 0.40 21.13 46.78 2379.16 Average: 53.56 8.76 44.80 1298.12 6981.51 03:03:02 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:04:01 AM 5242832 6960272 2639600 33.49 2688 1901356 812816 9.10 222656 2101332 225500 03:05:01 AM 5142540 6988864 2739892 34.76 2688 2021940 741848 8.31 197840 2189248 62956 03:06:01 AM 5220956 7068844 2661476 33.76 2688 2023888 669408 7.50 218576 2094708 9572 03:07:01 AM 4874148 6974804 3008284 38.16 2688 2266256 730196 8.18 255732 2368980 172052 03:08:01 AM 4934872 7037836 2947560 37.39 2688 2269292 672776 7.53 260352 2302596 4 03:09:01 AM 4844004 6968292 3038428 38.55 2688 2290616 760084 8.51 260684 2391632 21036 03:10:01 AM 4966124 6929724 2916308 37.00 2688 2135904 792272 8.87 480972 2075880 23464 Average: 5032211 6989805 2850221 36.16 2688 2129893 739914 8.28 270973 2217768 73512 03:03:02 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:04:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:04:01 AM eth0 317.01 193.46 1697.77 62.75 0.00 0.00 0.00 0.00 03:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:05:01 AM eth0 81.17 60.98 878.26 9.36 0.00 0.00 0.00 0.00 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 17.08 8.97 6.00 3.53 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 38.96 34.11 337.19 7.69 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 196.83 174.08 43.59 34.56 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 54.42 45.49 383.08 4.87 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 76.97 53.90 119.35 62.60 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 111.30 81.31 492.18 26.39 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) 01/29/2026 _x86_64_ (2 CPU) 03:02:34 LINUX RESTART (2 CPU) 03:03:02 AM CPU %user %nice %system %iowait %steal %idle 03:04:01 AM all 41.12 0.03 7.29 3.03 0.08 48.44 03:04:01 AM 0 44.01 0.05 8.30 2.75 0.08 44.81 03:04:01 AM 1 38.24 0.02 6.29 3.30 0.08 52.07 03:05:01 AM all 29.11 0.00 4.18 1.91 0.11 64.70 03:05:01 AM 0 35.32 0.00 4.47 1.25 0.12 58.85 03:05:01 AM 1 22.90 0.00 3.89 2.56 0.10 70.54 03:06:01 AM all 12.51 0.00 1.61 1.04 0.08 84.76 03:06:01 AM 0 17.03 0.00 1.72 1.00 0.10 80.15 03:06:01 AM 1 7.98 0.00 1.50 1.09 0.07 89.36 03:07:01 AM all 28.27 0.00 4.93 1.08 0.10 65.61 03:07:01 AM 0 28.05 0.00 5.01 1.52 0.08 65.33 03:07:01 AM 1 28.49 0.00 4.85 0.65 0.12 65.89 03:08:01 AM all 10.64 0.00 2.23 1.57 0.06 85.51 03:08:01 AM 0 14.97 0.00 2.21 1.84 0.07 80.91 03:08:01 AM 1 6.32 0.00 2.24 1.30 0.05 90.09 03:09:01 AM all 6.18 0.00 0.41 0.03 0.06 93.33 03:09:01 AM 0 7.59 0.00 0.41 0.03 0.05 91.92 03:09:01 AM 1 4.77 0.00 0.42 0.02 0.07 94.73 03:10:01 AM all 25.13 0.00 3.02 0.19 0.08 71.57 03:10:01 AM 0 27.67 0.00 2.85 0.28 0.10 69.09 03:10:01 AM 1 22.56 0.00 3.20 0.10 0.07 74.07 Average: all 21.83 0.00 3.38 1.26 0.08 73.45 Average: 0 24.94 0.01 3.56 1.24 0.09 70.17 Average: 1 18.71 0.00 3.19 1.29 0.08 76.72