---> uname -a: Linux prd-centos8-robot-2c-8g-9986.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: 2800.000 BogoMIPS: 5600.00 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 610 4916 19 2171 6788 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:36:85:2b brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.171.103/23 brd 10.30.171.255 scope global dynamic noprefixroute eth0 valid_lft 85917sec preferred_lft 85917sec inet6 fe80::f816:3eff:fe36:852b/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) 02/13/2026 _x86_64_ (2 CPU) 03:24:13 LINUX RESTART (2 CPU) 03:25:01 AM tps rtps wtps bread/s bwrtn/s 03:26:01 AM 100.92 25.87 75.04 4127.69 6374.63 03:27:01 AM 84.34 1.08 83.26 75.31 10545.30 03:28:01 AM 19.31 0.42 18.90 64.79 1344.81 03:29:01 AM 64.61 6.93 57.68 1289.30 3540.27 03:30:01 AM 31.81 0.00 31.81 0.00 6273.25 03:31:01 AM 6.83 0.28 6.55 17.73 283.72 03:32:01 AM 34.71 0.62 34.09 88.77 1436.04 Average: 48.93 5.03 43.90 809.12 4256.88 03:25:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:26:01 AM 5307028 7034276 2575404 32.67 2688 1909264 700776 7.85 187732 2066672 185648 03:27:01 AM 5140388 6982476 2742044 34.79 2688 2018204 728836 8.16 199448 2192308 12028 03:28:01 AM 5172888 7020228 2709544 34.37 2688 2023400 705540 7.90 223980 2136596 3272 03:29:01 AM 4939972 7039060 2942460 37.33 2688 2265156 654332 7.33 261676 2302012 175868 03:30:01 AM 4934872 7033660 2947560 37.39 2688 2265232 658036 7.37 261952 2301928 4 03:31:01 AM 5104840 7023508 2777592 35.24 2688 2086588 654860 7.33 259184 2133312 3616 03:32:01 AM 5085596 7001228 2796836 35.48 2688 2088616 700916 7.85 464396 1973692 11428 Average: 5097941 7019205 2784491 35.33 2688 2093780 686185 7.68 265481 2158074 55981 03:25:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 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 362.31 222.41 1918.19 60.54 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 78.07 54.50 634.26 15.05 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 16.91 11.50 6.64 4.38 0.00 0.00 0.00 0.00 03:29:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:29:01 AM eth0 45.47 39.64 343.72 10.24 0.00 0.00 0.00 0.00 03:30:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 AM eth0 191.73 157.29 37.20 31.15 0.00 0.00 0.00 0.00 03:31:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:31:01 AM eth0 145.38 111.16 1153.87 26.91 0.00 0.00 0.00 0.00 03:32:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:32:01 AM eth0 25.06 18.69 23.11 9.92 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 123.56 87.88 588.17 22.60 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) 02/13/2026 _x86_64_ (2 CPU) 03:24:13 LINUX RESTART (2 CPU) 03:25:01 AM CPU %user %nice %system %iowait %steal %idle 03:26:01 AM all 37.50 0.02 6.37 1.91 0.10 54.11 03:26:01 AM 0 33.37 0.00 5.75 2.36 0.10 58.42 03:26:01 AM 1 41.62 0.03 6.99 1.46 0.10 49.80 03:27:01 AM all 19.23 0.00 3.13 5.04 0.09 72.51 03:27:01 AM 0 12.79 0.00 2.14 4.23 0.08 80.76 03:27:01 AM 1 25.67 0.00 4.13 5.85 0.10 64.25 03:28:01 AM all 11.85 0.00 2.17 3.55 0.07 82.36 03:28:01 AM 0 4.41 0.00 1.74 4.59 0.08 89.18 03:28:01 AM 1 19.29 0.00 2.61 2.51 0.05 75.55 03:29:01 AM all 36.11 0.00 6.00 0.97 0.12 56.79 03:29:01 AM 0 29.24 0.00 5.07 0.80 0.10 64.79 03:29:01 AM 1 42.96 0.00 6.94 1.15 0.15 48.80 03:30:01 AM all 0.82 0.00 0.76 1.20 0.04 97.17 03:30:01 AM 0 0.92 0.00 0.65 1.24 0.03 97.16 03:30:01 AM 1 0.72 0.00 0.87 1.17 0.05 97.19 03:31:01 AM all 6.72 0.00 1.22 0.03 0.06 91.98 03:31:01 AM 0 7.48 0.00 1.45 0.00 0.07 91.00 03:31:01 AM 1 5.96 0.00 0.99 0.05 0.05 92.95 03:32:01 AM all 30.83 0.00 4.35 0.16 0.09 64.57 03:32:01 AM 0 27.92 0.00 4.08 0.17 0.08 67.75 03:32:01 AM 1 33.75 0.00 4.62 0.15 0.10 61.38 Average: all 20.46 0.00 3.43 1.84 0.08 74.19 Average: 0 16.61 0.00 2.98 1.91 0.08 78.42 Average: 1 24.30 0.00 3.88 1.76 0.09 69.97