---> uname -a: Linux prd-centos8-robot-2c-8g-2557.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 578 4947 19 2171 6820 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:f7:c1:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.170.8/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85937sec preferred_lft 85937sec inet6 fe80::f816:3eff:fef7:c106/64 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) 01/21/2026 _x86_64_ (2 CPU) 04:53:47 LINUX RESTART (2 CPU) 04:54:01 AM tps rtps wtps bread/s bwrtn/s 04:55:01 AM 208.30 154.61 53.69 14616.06 38956.47 04:56:01 AM 120.41 0.27 120.15 12.93 11805.38 04:57:01 AM 45.52 1.40 44.12 135.95 4989.50 04:58:01 AM 73.63 6.93 66.69 1288.10 3999.13 04:59:01 AM 34.14 0.03 34.11 3.47 6469.84 05:00:01 AM 2.12 0.07 2.05 5.73 89.57 05:01:01 AM 28.87 0.63 28.24 73.18 1262.65 Average: 73.29 23.42 49.86 2305.41 9653.87 04:54:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 04:55:01 AM 5572300 7068696 2310124 29.31 2688 1690728 688416 7.71 183644 1849892 80728 04:56:01 AM 5104960 6978420 2777464 35.24 2688 2050660 752980 8.43 191728 2242492 156772 04:57:01 AM 5252372 7097252 2630052 33.37 2688 2020836 618592 6.93 219344 2063276 10764 04:58:01 AM 4911408 7012020 2971016 37.69 2688 2266656 681540 7.63 255232 2335580 177188 04:59:01 AM 4961352 7063732 2921072 37.06 2688 2268744 623960 6.99 260936 2275504 8 05:00:01 AM 4835696 6938788 3046728 38.65 2688 2269456 776352 8.69 261268 2399480 20 05:01:01 AM 5121612 7033764 2760812 35.02 2688 2085432 662796 7.42 460596 1942032 15060 Average: 5108529 7027525 2773895 35.19 2688 2093216 686377 7.69 261821 2158322 62934 04:54:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 04:55:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:55:01 AM eth0 279.79 157.22 1219.82 53.92 0.00 0.00 0.00 0.00 04:56:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:56:01 AM eth0 135.93 103.85 1373.43 13.33 0.00 0.00 0.00 0.00 04:57:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:57:01 AM eth0 17.74 9.25 7.34 3.75 0.00 0.00 0.00 0.00 04:58:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:58:01 AM eth0 50.85 42.30 342.93 18.85 0.00 0.00 0.00 0.00 04:59:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 04:59:01 AM eth0 198.20 144.27 39.28 31.19 0.00 0.00 0.00 0.00 05:00:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:00:01 AM eth0 123.99 109.96 1397.43 8.41 0.00 0.00 0.00 0.00 05:01:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:01:01 AM eth0 57.70 42.07 86.31 25.15 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 123.46 86.99 638.07 22.09 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) 01/21/2026 _x86_64_ (2 CPU) 04:53:47 LINUX RESTART (2 CPU) 04:54:01 AM CPU %user %nice %system %iowait %steal %idle 04:55:01 AM all 43.40 0.07 10.82 17.70 0.13 27.88 04:55:01 AM 0 40.39 0.05 8.99 18.83 0.12 31.62 04:55:01 AM 1 46.42 0.08 12.65 16.57 0.13 24.14 04:56:01 AM all 37.09 0.00 5.30 2.56 0.12 54.94 04:56:01 AM 0 52.60 0.00 6.64 2.70 0.13 37.93 04:56:01 AM 1 21.60 0.00 3.96 2.41 0.10 71.93 04:57:01 AM all 16.94 0.00 2.28 0.44 0.08 80.26 04:57:01 AM 0 21.92 0.00 2.52 0.23 0.08 75.24 04:57:01 AM 1 11.96 0.00 2.04 0.65 0.08 85.27 04:58:01 AM all 36.74 0.00 6.54 0.69 0.11 55.92 04:58:01 AM 0 30.25 0.00 5.94 0.47 0.10 63.25 04:58:01 AM 1 43.23 0.00 7.14 0.92 0.12 48.60 04:59:01 AM all 3.66 0.00 1.11 0.53 0.04 94.66 04:59:01 AM 0 2.71 0.00 1.10 0.87 0.03 95.29 04:59:01 AM 1 4.62 0.00 1.12 0.18 0.05 94.03 05:00:01 AM all 6.12 0.00 0.69 0.01 0.05 93.13 05:00:01 AM 0 10.34 0.00 0.94 0.00 0.05 88.66 05:00:01 AM 1 1.93 0.00 0.44 0.02 0.05 97.57 05:01:01 AM all 27.43 0.00 3.87 0.15 0.08 68.46 05:01:01 AM 0 28.44 0.00 4.11 0.13 0.08 67.23 05:01:01 AM 1 26.42 0.00 3.63 0.17 0.08 69.70 Average: all 24.49 0.01 4.37 3.14 0.09 67.90 Average: 0 26.68 0.01 4.32 3.31 0.09 65.60 Average: 1 22.30 0.01 4.42 2.97 0.09 70.20