---> uname -a: Linux prd-centos8-robot-2c-8g-390.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 4912 19 2177 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:a0:81:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.234/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85706sec preferred_lft 85706sec inet6 fe80::f816:3eff:fea0:8103/64 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) 03:16:52 LINUX RESTART (2 CPU) 03:18:01 AM tps rtps wtps bread/s bwrtn/s 03:19:01 AM 100.50 0.28 100.22 13.46 8630.49 03:20:01 AM 60.01 1.02 59.00 73.44 8073.14 03:21:01 AM 65.29 7.13 58.16 1310.06 3846.04 03:22:01 AM 42.53 0.22 42.31 43.59 6645.08 03:23:01 AM 0.38 0.00 0.38 0.00 6.32 03:24:01 AM 0.15 0.00 0.15 0.00 1.58 03:25:01 AM 0.30 0.07 0.23 4.93 7.48 03:26:01 AM 2.02 0.02 2.00 0.93 155.82 03:27:01 AM 2.45 0.32 2.13 36.92 132.81 03:28:01 AM 33.38 0.32 33.06 36.26 1479.97 Average: 30.70 0.94 29.77 152.01 2898.01 03:18:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:19:01 AM 5190924 6986656 2691504 34.15 2688 1972372 731424 8.19 188032 2163172 162624 03:20:01 AM 5035172 6922028 2847256 36.12 2688 2062828 810876 9.08 215432 2282232 55180 03:21:01 AM 4884116 6978452 2998312 38.04 2688 2261140 694688 7.78 256760 2361848 160464 03:22:01 AM 4936700 7036096 2945728 37.37 2688 2266424 644116 7.21 261320 2300580 20 03:23:01 AM 4936720 7036120 2945708 37.37 2688 2266428 644116 7.21 261324 2300648 4 03:24:01 AM 4936436 7035836 2945992 37.37 2688 2266428 644116 7.21 261324 2300912 4 03:25:01 AM 4891888 6992552 2990540 37.94 2688 2267692 692012 7.75 261668 2344956 1104 03:26:01 AM 4837980 6940228 3044448 38.62 2688 2269276 764576 8.56 261668 2398080 4 03:27:01 AM 5102076 7027200 2780352 35.27 2688 2093740 637992 7.14 260540 2135032 6880 03:28:01 AM 5002592 6928108 2879836 36.53 2688 2097952 756936 8.48 464340 2055144 18132 Average: 4975460 6988328 2906968 36.88 2688 2182428 702085 7.86 269241 2264260 40442 03:18:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 70.09 60.95 778.25 9.70 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 48.62 35.90 600.91 6.09 0.00 0.00 0.00 0.00 03:21:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:21:01 AM eth0 42.95 38.16 336.47 8.52 0.00 0.00 0.00 0.00 03:22:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:22:01 AM eth0 579.40 414.40 114.35 96.83 0.00 0.00 0.00 0.00 03:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:23:01 AM eth0 2.82 2.20 0.60 0.49 0.00 0.00 0.00 0.00 03:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:24:01 AM eth0 2.68 2.02 0.67 0.60 0.00 0.00 0.00 0.00 03:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:25:01 AM eth0 30.13 15.26 13.64 1.75 0.00 0.00 0.00 0.00 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 178.77 175.04 3649.59 11.89 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 284.86 250.65 4344.13 38.40 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 18.30 16.36 15.12 8.07 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 125.86 101.09 985.37 18.23 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) 03:16:52 LINUX RESTART (2 CPU) 03:18:01 AM CPU %user %nice %system %iowait %steal %idle 03:19:01 AM all 32.71 0.00 4.69 5.20 0.13 57.27 03:19:01 AM 0 44.76 0.00 5.64 6.04 0.12 43.45 03:19:01 AM 1 20.70 0.00 3.74 4.37 0.13 71.06 03:20:01 AM all 19.92 0.00 2.52 1.84 0.09 75.63 03:20:01 AM 0 31.17 0.00 3.13 2.46 0.10 63.13 03:20:01 AM 1 8.70 0.00 1.90 1.22 0.08 88.09 03:21:01 AM all 29.67 0.00 5.76 0.73 0.12 63.73 03:21:01 AM 0 39.26 0.00 6.74 0.94 0.12 52.95 03:21:01 AM 1 20.11 0.00 4.78 0.53 0.12 74.46 03:22:01 AM all 11.57 0.00 2.75 0.89 0.08 84.71 03:22:01 AM 0 18.93 0.00 3.07 0.39 0.08 77.54 03:22:01 AM 1 4.21 0.00 2.43 1.39 0.08 91.88 03:23:01 AM all 0.23 0.00 0.08 0.00 0.04 99.64 03:23:01 AM 0 0.42 0.00 0.13 0.00 0.05 99.40 03:23:01 AM 1 0.05 0.00 0.03 0.00 0.03 99.88 03:24:01 AM all 0.34 0.00 0.08 0.00 0.05 99.52 03:24:01 AM 0 0.57 0.00 0.10 0.00 0.03 99.30 03:24:01 AM 1 0.12 0.00 0.07 0.00 0.07 99.75 03:25:01 AM all 2.26 0.00 0.63 0.00 0.05 97.05 03:25:01 AM 0 0.68 0.00 0.17 0.00 0.05 99.10 03:25:01 AM 1 3.84 0.00 1.10 0.00 0.05 95.00 03:26:01 AM all 9.95 0.00 1.58 0.01 0.10 88.37 03:26:01 AM 0 9.11 0.00 0.84 0.00 0.10 89.95 03:26:01 AM 1 10.79 0.00 2.31 0.02 0.10 86.79 03:27:01 AM all 9.65 0.00 1.81 0.01 0.11 88.42 03:27:01 AM 0 7.85 0.00 1.44 0.02 0.10 90.59 03:27:01 AM 1 11.46 0.00 2.19 0.00 0.12 86.24 03:28:01 AM all 30.36 0.00 3.24 0.46 0.13 65.82 03:28:01 AM 0 39.12 0.00 3.55 0.55 0.13 56.64 03:28:01 AM 1 21.59 0.00 2.92 0.37 0.12 75.01 Average: all 14.68 0.00 2.31 0.92 0.09 82.00 Average: 0 19.19 0.00 2.48 1.04 0.09 77.20 Average: 1 10.16 0.00 2.15 0.79 0.09 86.81